diff options
Diffstat (limited to 'drivers/mfd')
183 files changed, 1281 insertions, 1312 deletions
diff --git a/drivers/mfd/88pm80x.c b/drivers/mfd/88pm80x.c index 3f24ecbe2576..be036e7e787b 100644 --- a/drivers/mfd/88pm80x.c +++ b/drivers/mfd/88pm80x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * I2C driver for Marvell 88PM80x * @@ -5,10 +6,6 @@ * Haojian Zhuang <haojian.zhuang@marvell.com> * Joseph(Yossi) Hanin <yhanin@marvell.com> * Qiao Zhou <zhouqiao@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/module.h> diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c index 227b99018657..9e0bd135730f 100644 --- a/drivers/mfd/88pm860x-core.c +++ b/drivers/mfd/88pm860x-core.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Base driver for Marvell 88PM8607 * * Copyright (C) 2009 Marvell International Ltd. * * Author: Haojian Zhuang <haojian.zhuang@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/drivers/mfd/88pm860x-i2c.c b/drivers/mfd/88pm860x-i2c.c index 7b9052ea7413..a000aed35755 100644 --- a/drivers/mfd/88pm860x-i2c.c +++ b/drivers/mfd/88pm860x-i2c.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * I2C driver for Marvell 88PM860x * * Copyright (C) 2009 Marvell International Ltd. * * Author: Haojian Zhuang <haojian.zhuang@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/module.h> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 0f394f08db6f..6855ff443e04 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Multifunction miscellaneous devices # @@ -16,7 +17,7 @@ config MFD_CS5535 depends on PCI && (X86_32 || (X86 && COMPILE_TEST)) ---help--- This is the core driver for CS5535/CS5536 MFD functions. This is - necessary for using the board's GPIO and MFGPT functionality. + necessary for using the board's GPIO and MFGPT functionality. config MFD_ALTERA_A10SR bool "Altera Arria10 DevKit System Resource chip" @@ -29,6 +30,16 @@ config MFD_ALTERA_A10SR accessing the external gpio extender (LEDs & buttons) and power supply alarms (hwmon). +config MFD_ALTERA_SYSMGR + bool "Altera SOCFPGA System Manager" + depends on (ARCH_SOCFPGA || ARCH_STRATIX10) && OF + select MFD_SYSCON + help + Select this to get System Manager support for all Altera branded + SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by + using regmap_mmio accesses for ARM32 parts and SMC calls to + EL3 for ARM64 parts. + config MFD_ACT8945A tristate "Active-semi ACT8945A" select MFD_CORE @@ -213,13 +224,13 @@ config MFD_CROS_EC protocol for talking to the EC is defined by the bus driver. config MFD_CROS_EC_CHARDEV - tristate "Chrome OS Embedded Controller userspace device interface" - depends on MFD_CROS_EC - ---help--- - This driver adds support to talk with the ChromeOS EC from userspace. + tristate "Chrome OS Embedded Controller userspace device interface" + depends on MFD_CROS_EC + ---help--- + This driver adds support to talk with the ChromeOS EC from userspace. - If you have a supported Chromebook, choose Y or M here. - The module will be called cros_ec_dev. + If you have a supported Chromebook, choose Y or M here. + The module will be called cros_ec_dev. config MFD_MADERA tristate "Cirrus Logic Madera codecs" @@ -881,7 +892,7 @@ config MFD_CPCAP At least Motorola Droid 4 is known to use CPCAP. config MFD_VIPERBOARD - tristate "Nano River Technologies Viperboard" + tristate "Nano River Technologies Viperboard" select MFD_CORE depends on USB default n @@ -917,15 +928,15 @@ config PCF50633_ADC tristate "NXP PCF50633 ADC" depends on MFD_PCF50633 help - Say yes here if you want to include support for ADC in the - NXP PCF50633 chip. + Say yes here if you want to include support for ADC in the + NXP PCF50633 chip. config PCF50633_GPIO tristate "NXP PCF50633 GPIO" depends on MFD_PCF50633 help - Say yes here if you want to include support GPIO for pins on - the PCF50633 chip. + Say yes here if you want to include support GPIO for pins on + the PCF50633 chip. config UCB1400_CORE tristate "Philips UCB1400 Core driver" @@ -1040,7 +1051,7 @@ config MFD_RN5T618 select REGMAP_I2C help Say yes here to add support for the Ricoh RN5T567, - RN5T618, RC5T619 PMIC. + RN5T618, RC5T619 PMIC. This driver provides common support for accessing the device, additional drivers must be enabled in order to use the functionality of the device. @@ -1093,9 +1104,9 @@ config MFD_SM501_GPIO bool "Export GPIO via GPIO layer" depends on MFD_SM501 && GPIOLIB ---help--- - This option uses the gpio library layer to export the 64 GPIO - lines on the SM501. The platform data is used to supply the - base number for the first GPIO line to register. + This option uses the gpio library layer to export the 64 GPIO + lines on the SM501. The platform data is used to supply the + base number for the first GPIO line to register. config MFD_SKY81452 tristate "Skyworks Solutions SKY81452" @@ -1110,16 +1121,16 @@ config MFD_SKY81452 will be called sky81452. config MFD_SMSC - bool "SMSC ECE1099 series chips" - depends on I2C=y - select MFD_CORE - select REGMAP_I2C - help - If you say yes here you get support for the - ece1099 chips from SMSC. + bool "SMSC ECE1099 series chips" + depends on I2C=y + select MFD_CORE + select REGMAP_I2C + help + If you say yes here you get support for the + ece1099 chips from SMSC. - To compile this driver as a module, choose M here: the - module will be called smsc. + To compile this driver as a module, choose M here: the + module will be called smsc. config MFD_SC27XX_PMIC tristate "Spreadtrum SC27xx PMICs" @@ -1185,12 +1196,12 @@ config AB8500_CORE This chip embeds various other multimedia funtionalities as well. config AB8500_DEBUG - bool "Enable debug info via debugfs" - depends on AB8500_GPADC && DEBUG_FS - default y if DEBUG_FS - help - Select this option if you want debug information using the debug - filesystem, debugfs. + bool "Enable debug info via debugfs" + depends on AB8500_GPADC && DEBUG_FS + default y if DEBUG_FS + help + Select this option if you want debug information using the debug + filesystem, debugfs. config AB8500_GPADC bool "ST-Ericsson AB8500 GPADC driver" @@ -1325,9 +1336,8 @@ config MFD_TI_LMU select REGMAP_I2C help Say yes here to enable support for TI LMU chips. - - TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and LM3697. - It consists of backlight, LED and regulator driver. + TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and + LM36274. It consists of backlight, LED and regulator driver. It provides consistent device controls for lighting functions. config MFD_OMAP_USB_HOST @@ -1921,6 +1931,19 @@ config MFD_STPMIC1 To compile this driver as a module, choose M here: the module will be called stpmic1. +config MFD_STMFX + tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" + depends on I2C + depends on OF || COMPILE_TEST + select MFD_CORE + select REGMAP_I2C + help + Support for the STMicroelectronics Multi-Function eXpander. + + This driver provides common support for accessing the device, + additional drivers must be enabled in order to use the functionality + of the device. + menu "Multimedia Capabilities Port drivers" depends on ARCH_SA1100 diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 5727d099c16f..52b1a90ff515 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -238,6 +238,7 @@ obj-$(CONFIG_INTEL_SOC_PMIC_CHTDC_TI) += intel_soc_pmic_chtdc_ti.o obj-$(CONFIG_MFD_MT6397) += mt6397-core.o obj-$(CONFIG_MFD_ALTERA_A10SR) += altera-a10sr.o +obj-$(CONFIG_MFD_ALTERA_SYSMGR) += altera-sysmgr.o obj-$(CONFIG_MFD_STPMIC1) += stpmic1.o obj-$(CONFIG_MFD_SUN4I_GPADC) += sun4i-gpadc.o @@ -247,4 +248,4 @@ obj-$(CONFIG_MFD_MXS_LRADC) += mxs-lradc.o obj-$(CONFIG_MFD_SC27XX_PMIC) += sprd-sc27xx-spi.o obj-$(CONFIG_RAVE_SP_CORE) += rave-sp.o obj-$(CONFIG_MFD_ROHM_BD718XX) += rohm-bd718x7.o - +obj-$(CONFIG_MFD_STMFX) += stmfx.o diff --git a/drivers/mfd/aat2870-core.c b/drivers/mfd/aat2870-core.c index 9d3d90d386c2..9f58cb2d3789 100644 --- a/drivers/mfd/aat2870-core.c +++ b/drivers/mfd/aat2870-core.c @@ -1,22 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/drivers/mfd/aat2870-core.c * * Copyright (c) 2011, NVIDIA Corporation. * Author: Jin Park <jinyoungp@nvidia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/kernel.h> diff --git a/drivers/mfd/ab3100-core.c b/drivers/mfd/ab3100-core.c index 099635bed188..e350ab64238e 100644 --- a/drivers/mfd/ab3100-core.c +++ b/drivers/mfd/ab3100-core.c @@ -1,6 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2010 ST-Ericsson - * License terms: GNU General Public License (GPL) version 2 * Low-level core for exclusive access to the AB3100 IC on the I2C bus * and some basic chip-configuration. * Author: Linus Walleij <linus.walleij@stericsson.com> diff --git a/drivers/mfd/ab3100-otp.c b/drivers/mfd/ab3100-otp.c index 55b207a4b336..b3f8d359f409 100644 --- a/drivers/mfd/ab3100-otp.c +++ b/drivers/mfd/ab3100-otp.c @@ -1,8 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * drivers/mfd/ab3100_otp.c * * Copyright (C) 2007-2009 ST-Ericsson AB - * License terms: GNU General Public License (GPL) version 2 * Driver to read out OTP from the AB3100 Mixed-signal circuit * Author: Linus Walleij <linus.walleij@stericsson.com> */ diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index 11ab17f64c64..3e9dc92cb467 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson SA 2010 * - * License Terms: GNU General Public License v2 * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> * Author: Rabin Vincent <rabin.vincent@stericsson.com> * Author: Mattias Wallin <mattias.wallin@stericsson.com> diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c index 8d652b2f9d14..d24c6ecccb88 100644 --- a/drivers/mfd/ab8500-debugfs.c +++ b/drivers/mfd/ab8500-debugfs.c @@ -1,8 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson SA 2010 * * Author: Mattias Wallin <mattias.wallin@stericsson.com> for ST-Ericsson. - * License Terms: GNU General Public License v2 */ /* * AB8500 register access @@ -2587,7 +2587,7 @@ static ssize_t ab8500_unsubscribe_write(struct file *file, } /* - * - several deubgfs nodes fops + * - several debugfs nodes fops */ static const struct file_operations ab8500_bank_fops = { diff --git a/drivers/mfd/ab8500-gpadc.c b/drivers/mfd/ab8500-gpadc.c index f4e94869d612..005f9ee34cd1 100644 --- a/drivers/mfd/ab8500-gpadc.c +++ b/drivers/mfd/ab8500-gpadc.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson SA 2010 * - * License Terms: GNU General Public License v2 * Author: Arun R Murthy <arun.murthy@stericsson.com> * Author: Daniel Willerud <daniel.willerud@stericsson.com> * Author: Johan Palsson <johan.palsson@stericsson.com> diff --git a/drivers/mfd/ab8500-sysctrl.c b/drivers/mfd/ab8500-sysctrl.c index 5b0a0850ef69..eeeb62415f53 100644 --- a/drivers/mfd/ab8500-sysctrl.c +++ b/drivers/mfd/ab8500-sysctrl.c @@ -1,9 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AB8500 system control driver * * Copyright (C) ST-Ericsson SA 2010 * Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com> for ST Ericsson. - * License terms: GNU General Public License (GPL) version 2 */ #include <linux/err.h> diff --git a/drivers/mfd/abx500-core.c b/drivers/mfd/abx500-core.c index f282d39a5917..e896531d0354 100644 --- a/drivers/mfd/abx500-core.c +++ b/drivers/mfd/abx500-core.c @@ -1,6 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2010 ST-Ericsson - * License terms: GNU General Public License (GPL) version 2 * Register access functions for the ABX500 Mixed Signal IC family. * Author: Mattias Wallin <mattias.wallin@stericsson.com> */ diff --git a/drivers/mfd/ac100.c b/drivers/mfd/ac100.c index 9bc69cd7807d..6d49d7fb5f14 100644 --- a/drivers/mfd/ac100.c +++ b/drivers/mfd/ac100.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD core driver for X-Powers' AC100 Audio Codec IC * @@ -12,10 +13,6 @@ * Copyright (2016) Chen-Yu Tsai * * Author: Chen-Yu Tsai <wens@csie.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/drivers/mfd/act8945a.c b/drivers/mfd/act8945a.c index a4024d91da01..d3520430997c 100644 --- a/drivers/mfd/act8945a.c +++ b/drivers/mfd/act8945a.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * MFD driver for Active-semi ACT8945a PMIC * * Copyright (C) 2015 Atmel Corporation. * * Author: Wenyou Yang <wenyou.yang@atmel.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/i2c.h> diff --git a/drivers/mfd/adp5520.c b/drivers/mfd/adp5520.c index 2cdd39cb8a18..8db15f5a7179 100644 --- a/drivers/mfd/adp5520.c +++ b/drivers/mfd/adp5520.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Base driver for Analog Devices ADP5520/ADP5501 MFD PMICs * LCD Backlight: drivers/video/backlight/adp5520_bl @@ -15,8 +16,6 @@ * * Copyright (C) 2006-2008 Marvell International Ltd. * Eric Miao <eric.miao@marvell.com> - * - * Licensed under the GPL-2 or later. */ #include <linux/kernel.h> diff --git a/drivers/mfd/altera-a10sr.c b/drivers/mfd/altera-a10sr.c index 400e0b51844b..a3bf64f9afd1 100644 --- a/drivers/mfd/altera-a10sr.c +++ b/drivers/mfd/altera-a10sr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Altera Arria10 DevKit System Resource MFD Driver * @@ -5,18 +6,6 @@ * * Copyright Intel Corporation (C) 2014-2016. All Rights Reserved * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - * * SPI access for Altera Arria10 MAX5 System Resource Chip * * Adapted from DA9052 diff --git a/drivers/mfd/altera-sysmgr.c b/drivers/mfd/altera-sysmgr.c new file mode 100644 index 000000000000..2ee14d8a6d31 --- /dev/null +++ b/drivers/mfd/altera-sysmgr.c @@ -0,0 +1,211 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2018-2019, Intel Corporation. + * Copyright (C) 2012 Freescale Semiconductor, Inc. + * Copyright (C) 2012 Linaro Ltd. + * + * Based on syscon driver. + */ + +#include <linux/arm-smccc.h> +#include <linux/err.h> +#include <linux/io.h> +#include <linux/mfd/altera-sysmgr.h> +#include <linux/mfd/syscon.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_platform.h> +#include <linux/regmap.h> +#include <linux/slab.h> + +/** + * struct altr_sysmgr - Altera SOCFPGA System Manager + * @regmap: the regmap used for System Manager accesses. + * @base : the base address for the System Manager + */ +struct altr_sysmgr { + struct regmap *regmap; + resource_size_t *base; +}; + +static struct platform_driver altr_sysmgr_driver; + +/** + * s10_protected_reg_write + * Write to a protected SMC register. + * @base: Base address of System Manager + * @reg: Address offset of register + * @val: Value to write + * Return: INTEL_SIP_SMC_STATUS_OK (0) on success + * INTEL_SIP_SMC_REG_ERROR on error + * INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION if not supported + */ +static int s10_protected_reg_write(void *base, + unsigned int reg, unsigned int val) +{ + struct arm_smccc_res result; + unsigned long sysmgr_base = (unsigned long)base; + + arm_smccc_smc(INTEL_SIP_SMC_REG_WRITE, sysmgr_base + reg, + val, 0, 0, 0, 0, 0, &result); + + return (int)result.a0; +} + +/** + * s10_protected_reg_read + * Read the status of a protected SMC register + * @base: Base address of System Manager. + * @reg: Address of register + * @val: Value read. + * Return: INTEL_SIP_SMC_STATUS_OK (0) on success + * INTEL_SIP_SMC_REG_ERROR on error + * INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION if not supported + */ +static int s10_protected_reg_read(void *base, + unsigned int reg, unsigned int *val) +{ + struct arm_smccc_res result; + unsigned long sysmgr_base = (unsigned long)base; + + arm_smccc_smc(INTEL_SIP_SMC_REG_READ, sysmgr_base + reg, + 0, 0, 0, 0, 0, 0, &result); + + *val = (unsigned int)result.a1; + + return (int)result.a0; +} + +static struct regmap_config altr_sysmgr_regmap_cfg = { + .name = "altr_sysmgr", + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .fast_io = true, + .use_single_read = true, + .use_single_write = true, +}; + +/** + * sysmgr_match_phandle + * Matching function used by driver_find_device(). + * Return: True if match is found, otherwise false. + */ +static int sysmgr_match_phandle(struct device *dev, const void *data) +{ + return dev->of_node == (const struct device_node *)data; +} + +/** + * altr_sysmgr_regmap_lookup_by_phandle + * Find the sysmgr previous configured in probe() and return regmap property. + * Return: regmap if found or error if not found. + */ +struct regmap *altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np, + const char *property) +{ + struct device *dev; + struct altr_sysmgr *sysmgr; + struct device_node *sysmgr_np; + + if (property) + sysmgr_np = of_parse_phandle(np, property, 0); + else + sysmgr_np = np; + + if (!sysmgr_np) + return ERR_PTR(-ENODEV); + + dev = driver_find_device(&altr_sysmgr_driver.driver, NULL, + (void *)sysmgr_np, sysmgr_match_phandle); + of_node_put(sysmgr_np); + if (!dev) + return ERR_PTR(-EPROBE_DEFER); + + sysmgr = dev_get_drvdata(dev); + + return sysmgr->regmap; +} +EXPORT_SYMBOL_GPL(altr_sysmgr_regmap_lookup_by_phandle); + +static int sysmgr_probe(struct platform_device *pdev) +{ + struct altr_sysmgr *sysmgr; + struct regmap *regmap; + struct resource *res; + struct regmap_config sysmgr_config = altr_sysmgr_regmap_cfg; + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + + sysmgr = devm_kzalloc(dev, sizeof(*sysmgr), GFP_KERNEL); + if (!sysmgr) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENOENT; + + sysmgr_config.max_register = resource_size(res) - + sysmgr_config.reg_stride; + if (of_device_is_compatible(np, "altr,sys-mgr-s10")) { + /* Need physical address for SMCC call */ + sysmgr->base = (resource_size_t *)res->start; + sysmgr_config.reg_read = s10_protected_reg_read; + sysmgr_config.reg_write = s10_protected_reg_write; + + regmap = devm_regmap_init(dev, NULL, sysmgr->base, + &sysmgr_config); + } else { + sysmgr->base = devm_ioremap(dev, res->start, + resource_size(res)); + if (!sysmgr->base) + return -ENOMEM; + + sysmgr_config.max_register = res->end - res->start - 3; + regmap = devm_regmap_init_mmio(dev, sysmgr->base, + &sysmgr_config); + } + + if (IS_ERR(regmap)) { + pr_err("regmap init failed\n"); + return PTR_ERR(regmap); + } + + sysmgr->regmap = regmap; + + platform_set_drvdata(pdev, sysmgr); + + return 0; +} + +static const struct of_device_id altr_sysmgr_of_match[] = { + { .compatible = "altr,sys-mgr" }, + { .compatible = "altr,sys-mgr-s10" }, + {}, +}; +MODULE_DEVICE_TABLE(of, altr_sysmgr_of_match); + +static struct platform_driver altr_sysmgr_driver = { + .probe = sysmgr_probe, + .driver = { + .name = "altr,system_manager", + .of_match_table = altr_sysmgr_of_match, + }, +}; + +static int __init altr_sysmgr_init(void) +{ + return platform_driver_register(&altr_sysmgr_driver); +} +core_initcall(altr_sysmgr_init); + +static void __exit altr_sysmgr_exit(void) +{ + platform_driver_unregister(&altr_sysmgr_driver); +} +module_exit(altr_sysmgr_exit); + +MODULE_AUTHOR("Thor Thayer <>"); +MODULE_DESCRIPTION("SOCFPGA System Manager driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index 27b61639cdc7..2bdc7b02157a 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Arizona core driver * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk.h> diff --git a/drivers/mfd/arizona-i2c.c b/drivers/mfd/arizona-i2c.c index 5fe12961cfe5..4b58e3ad6eb6 100644 --- a/drivers/mfd/arizona-i2c.c +++ b/drivers/mfd/arizona-i2c.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Arizona-i2c.c -- Arizona I2C bus interface * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c index a307832d7e45..077d9ab112b7 100644 --- a/drivers/mfd/arizona-irq.c +++ b/drivers/mfd/arizona-irq.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Arizona interrupt support * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c index 5c1ccdeb9b70..2633e147b76c 100644 --- a/drivers/mfd/arizona-spi.c +++ b/drivers/mfd/arizona-spi.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arizona-spi.c -- Arizona SPI bus interface * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/drivers/mfd/arizona.h b/drivers/mfd/arizona.h index a0bddc5bd043..995efc6d7f32 100644 --- a/drivers/mfd/arizona.h +++ b/drivers/mfd/arizona.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * wm5102.h -- WM5102 MFD internals * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _WM5102_H diff --git a/drivers/mfd/as3711.c b/drivers/mfd/as3711.c index 7a74a874b93c..3adaec6c37df 100644 --- a/drivers/mfd/as3711.c +++ b/drivers/mfd/as3711.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AS3711 PMIC MFC driver * * Copyright (C) 2012 Renesas Electronics Corporation * Author: Guennadi Liakhovetski, <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the version 2 of the GNU General Public License as - * published by the Free Software Foundation */ #include <linux/device.h> diff --git a/drivers/mfd/as3722.c b/drivers/mfd/as3722.c index 4d069ed21ff6..59dfeff71592 100644 --- a/drivers/mfd/as3722.c +++ b/drivers/mfd/as3722.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Core driver for ams AS3722 PMICs * @@ -6,20 +7,6 @@ * * Author: Florian Lobmaier <florian.lobmaier@ams.com> * Author: Laxman Dewangan <ldewangan@nvidia.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/err.h> diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index 1531302a50ec..83b18c998d6f 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -1,19 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * driver/mfd/asic3.c * * Compaq ASIC3 support. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Copyright 2001 Compaq Computer Corporation. * Copyright 2004-2005 Phil Blundell * Copyright 2007-2008 OpenedHand Ltd. * * Authors: Phil Blundell <pb@handhelds.org>, * Samuel Ortiz <sameo@openedhand.com> - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/atmel-flexcom.c b/drivers/mfd/atmel-flexcom.c index f684a93a3340..d2f5c073fdf3 100644 --- a/drivers/mfd/atmel-flexcom.c +++ b/drivers/mfd/atmel-flexcom.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Atmel Flexcom * * Copyright (C) 2015 Atmel Corporation * * Author: Cyrille Pitchen <cyrille.pitchen@atmel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/module.h> diff --git a/drivers/mfd/atmel-hlcdc.c b/drivers/mfd/atmel-hlcdc.c index e82543bcfdc8..64013c57a920 100644 --- a/drivers/mfd/atmel-hlcdc.c +++ b/drivers/mfd/atmel-hlcdc.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Free Electrons * Copyright (C) 2014 Atmel * * Author: Boris BREZILLON <boris.brezillon@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/clk.h> @@ -141,6 +130,7 @@ static const struct of_device_id atmel_hlcdc_match[] = { { .compatible = "atmel,sama5d2-hlcdc" }, { .compatible = "atmel,sama5d3-hlcdc" }, { .compatible = "atmel,sama5d4-hlcdc" }, + { .compatible = "microchip,sam9x60-hlcdc" }, { /* sentinel */ }, }; MODULE_DEVICE_TABLE(of, atmel_hlcdc_match); diff --git a/drivers/mfd/atmel-smc.c b/drivers/mfd/atmel-smc.c index 0adbd2e796fe..1fa2ec950e7d 100644 --- a/drivers/mfd/atmel-smc.c +++ b/drivers/mfd/atmel-smc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Atmel SMC (Static Memory Controller) helper functions. * @@ -5,10 +6,6 @@ * Copyright (C) 2017 Free Electrons * * Author: Boris Brezillon <boris.brezillon@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/mfd/syscon/atmel-smc.h> diff --git a/drivers/mfd/axp20x-i2c.c b/drivers/mfd/axp20x-i2c.c index a7b7c5423ea5..14f9df74f855 100644 --- a/drivers/mfd/axp20x-i2c.c +++ b/drivers/mfd/axp20x-i2c.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * I2C driver for the X-Powers' Power Management ICs * @@ -10,10 +11,6 @@ * Copyright (C) 2014 Carlo Caione * * Author: Carlo Caione <carlo@caione.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/acpi.h> @@ -65,6 +62,7 @@ static const struct of_device_id axp20x_i2c_of_match[] = { { .compatible = "x-powers,axp202", .data = (void *)AXP202_ID }, { .compatible = "x-powers,axp209", .data = (void *)AXP209_ID }, { .compatible = "x-powers,axp221", .data = (void *)AXP221_ID }, + { .compatible = "x-powers,axp223", .data = (void *)AXP223_ID }, { .compatible = "x-powers,axp806", .data = (void *)AXP806_ID }, { }, }; @@ -75,6 +73,7 @@ static const struct i2c_device_id axp20x_i2c_id[] = { { "axp202", 0 }, { "axp209", 0 }, { "axp221", 0 }, + { "axp223", 0 }, { "axp806", 0 }, { }, }; diff --git a/drivers/mfd/axp20x-rsb.c b/drivers/mfd/axp20x-rsb.c index 7ddbd9e8dd03..4cdc79f5cc48 100644 --- a/drivers/mfd/axp20x-rsb.c +++ b/drivers/mfd/axp20x-rsb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * RSB driver for the X-Powers' Power Management ICs * @@ -10,10 +11,6 @@ * Copyright (C) 2015 Chen-Yu Tsai * * Author: Chen-Yu Tsai <wens@csie.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/acpi.h> diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c index 3c97f2c0fdfe..a4aaadaa0cb0 100644 --- a/drivers/mfd/axp20x.c +++ b/drivers/mfd/axp20x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD core driver for the X-Powers' Power Management ICs * @@ -10,10 +11,6 @@ * Copyright (C) 2014 Carlo Caione * * Author: Carlo Caione <carlo@caione.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/acpi.h> @@ -198,6 +195,12 @@ static const struct resource axp22x_usb_power_supply_resources[] = { DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"), }; +/* AXP803 and AXP813/AXP818 share the same interrupts */ +static const struct resource axp803_usb_power_supply_resources[] = { + DEFINE_RES_IRQ_NAMED(AXP803_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"), + DEFINE_RES_IRQ_NAMED(AXP803_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"), +}; + static const struct resource axp22x_pek_resources[] = { DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_PEK_RIS_EDGE, "PEK_DBR"), DEFINE_RES_IRQ_NAMED(AXP22X_IRQ_PEK_FAL_EDGE, "PEK_DBF"), @@ -741,6 +744,11 @@ static const struct mfd_cell axp803_cells[] = { .of_compatible = "x-powers,axp813-ac-power-supply", .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources), .resources = axp20x_ac_power_supply_resources, + }, { + .name = "axp20x-usb-power-supply", + .num_resources = ARRAY_SIZE(axp803_usb_power_supply_resources), + .resources = axp803_usb_power_supply_resources, + .of_compatible = "x-powers,axp813-usb-power-supply", }, { .name = "axp20x-regulator" }, }; @@ -793,6 +801,11 @@ static const struct mfd_cell axp813_cells[] = { .of_compatible = "x-powers,axp813-ac-power-supply", .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources), .resources = axp20x_ac_power_supply_resources, + }, { + .name = "axp20x-usb-power-supply", + .num_resources = ARRAY_SIZE(axp803_usb_power_supply_resources), + .resources = axp803_usb_power_supply_resources, + .of_compatible = "x-powers,axp813-usb-power-supply", }, }; diff --git a/drivers/mfd/bcm590xx.c b/drivers/mfd/bcm590xx.c index c572a35a9341..1aeb5e498d91 100644 --- a/drivers/mfd/bcm590xx.c +++ b/drivers/mfd/bcm590xx.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Broadcom BCM590xx PMU * * Copyright 2014 Linaro Limited * Author: Matt Porter <mporter@linaro.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/err.h> diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c index 6acfe036d522..2a9ac5213893 100644 --- a/drivers/mfd/cros_ec.c +++ b/drivers/mfd/cros_ec.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ChromeOS EC multi-function device * * Copyright (C) 2012 Google, Inc * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * The ChromeOS EC multi function device is used to mux all the requests * to the EC device for its multiple features: keyboard controller, * battery charging and regulator control, firmware update. @@ -75,20 +67,53 @@ static irqreturn_t ec_irq_thread(int irq, void *data) static int cros_ec_sleep_event(struct cros_ec_device *ec_dev, u8 sleep_event) { + int ret; struct { struct cros_ec_command msg; - struct ec_params_host_sleep_event req; + union { + struct ec_params_host_sleep_event req0; + struct ec_params_host_sleep_event_v1 req1; + struct ec_response_host_sleep_event_v1 resp1; + } u; } __packed buf; memset(&buf, 0, sizeof(buf)); - buf.req.sleep_event = sleep_event; + if (ec_dev->host_sleep_v1) { + buf.u.req1.sleep_event = sleep_event; + buf.u.req1.suspend_params.sleep_timeout_ms = + EC_HOST_SLEEP_TIMEOUT_DEFAULT; + + buf.msg.outsize = sizeof(buf.u.req1); + if ((sleep_event == HOST_SLEEP_EVENT_S3_RESUME) || + (sleep_event == HOST_SLEEP_EVENT_S0IX_RESUME)) + buf.msg.insize = sizeof(buf.u.resp1); + + buf.msg.version = 1; + + } else { + buf.u.req0.sleep_event = sleep_event; + buf.msg.outsize = sizeof(buf.u.req0); + } buf.msg.command = EC_CMD_HOST_SLEEP_EVENT; - buf.msg.version = 0; - buf.msg.outsize = sizeof(buf.req); - return cros_ec_cmd_xfer(ec_dev, &buf.msg); + ret = cros_ec_cmd_xfer(ec_dev, &buf.msg); + + /* For now, report failure to transition to S0ix with a warning. */ + if (ret >= 0 && ec_dev->host_sleep_v1 && + (sleep_event == HOST_SLEEP_EVENT_S0IX_RESUME)) { + ec_dev->last_resume_result = + buf.u.resp1.resume_response.sleep_transitions; + + WARN_ONCE(buf.u.resp1.resume_response.sleep_transitions & + EC_HOST_RESUME_SLEEP_TIMEOUT, + "EC detected sleep transition timeout. Total slp_s0 transitions: %d", + buf.u.resp1.resume_response.sleep_transitions & + EC_HOST_RESUME_SLEEP_TRANSITIONS_MASK); + } + + return ret; } int cros_ec_register(struct cros_ec_device *ec_dev) diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index d275deaecb12..a5391f96eafd 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -1,20 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * cros_ec_dev - expose the Chrome OS Embedded Controller to user-space * * Copyright (C) 2014 Google, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/fs.h> @@ -385,7 +373,8 @@ static const struct mfd_cell cros_ec_rtc_cells[] = { }; static const struct mfd_cell cros_usbpd_charger_cells[] = { - { .name = "cros-usbpd-charger" } + { .name = "cros-usbpd-charger" }, + { .name = "cros-usbpd-logger" }, }; static const struct mfd_cell cros_ec_platform_cells[] = { @@ -418,6 +407,39 @@ static int ec_device_probe(struct platform_device *pdev) device_initialize(&ec->class_dev); cdev_init(&ec->cdev, &fops); + /* Check whether this is actually a Fingerprint MCU rather than an EC */ + if (cros_ec_check_features(ec, EC_FEATURE_FINGERPRINT)) { + dev_info(dev, "CrOS Fingerprint MCU detected.\n"); + /* + * Help userspace differentiating ECs from FP MCU, + * regardless of the probing order. + */ + ec_platform->ec_name = CROS_EC_DEV_FP_NAME; + } + + /* + * Check whether this is actually an Integrated Sensor Hub (ISH) + * rather than an EC. + */ + if (cros_ec_check_features(ec, EC_FEATURE_ISH)) { + dev_info(dev, "CrOS ISH MCU detected.\n"); + /* + * Help userspace differentiating ECs from ISH MCU, + * regardless of the probing order. + */ + ec_platform->ec_name = CROS_EC_DEV_ISH_NAME; + } + + /* Check whether this is actually a Touchpad MCU rather than an EC */ + if (cros_ec_check_features(ec, EC_FEATURE_TOUCHPAD)) { + dev_info(dev, "CrOS Touchpad MCU detected.\n"); + /* + * Help userspace differentiating ECs from TP MCU, + * regardless of the probing order. + */ + ec_platform->ec_name = CROS_EC_DEV_TP_NAME; + } + /* * Add the class device * Link to the character device for creating the /dev entry diff --git a/drivers/mfd/cros_ec_dev.h b/drivers/mfd/cros_ec_dev.h index ec750433455a..7a42c3ef50e4 100644 --- a/drivers/mfd/cros_ec_dev.h +++ b/drivers/mfd/cros_ec_dev.h @@ -1,20 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * cros_ec_dev - expose the Chrome OS Embedded Controller to userspace * * Copyright (C) 2014 Google, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _CROS_EC_DEV_H_ diff --git a/drivers/mfd/cs47l24-tables.c b/drivers/mfd/cs47l24-tables.c index c090974340ad..c289d92a5c1d 100644 --- a/drivers/mfd/cs47l24-tables.c +++ b/drivers/mfd/cs47l24-tables.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Data tables for CS47L24 codec * * Copyright 2015 Cirrus Logic, Inc. * * Author: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/drivers/mfd/cs47l35-tables.c b/drivers/mfd/cs47l35-tables.c index 604c9dd14df5..338b825127f1 100644 --- a/drivers/mfd/cs47l35-tables.c +++ b/drivers/mfd/cs47l35-tables.c @@ -178,6 +178,7 @@ static const struct reg_default cs47l35_reg_default[] = { { 0x00000448, 0x0a83 }, /* R1096 (0x448) - eDRE Enable */ { 0x0000044a, 0x0000 }, /* R1098 (0x44a) - eDRE Manual */ { 0x00000450, 0x0000 }, /* R1104 (0x450) - DAC AEC Control 1 */ + { 0x00000451, 0x0000 }, /* R1105 (0x451) - DAC AEC Control 2 */ { 0x00000458, 0x0000 }, /* R1112 (0x458) - Noise Gate Control */ { 0x00000490, 0x0069 }, /* R1168 (0x490) - PDM SPK1 CTRL 1 */ { 0x00000491, 0x0000 }, /* R1169 (0x491) - PDM SPK1 CTRL 2 */ @@ -970,6 +971,7 @@ static bool cs47l35_16bit_readable_register(struct device *dev, case MADERA_EDRE_ENABLE: case MADERA_EDRE_MANUAL: case MADERA_DAC_AEC_CONTROL_1: + case MADERA_DAC_AEC_CONTROL_2: case MADERA_NOISE_GATE_CONTROL: case MADERA_PDM_SPK1_CTRL_1: case MADERA_PDM_SPK1_CTRL_2: diff --git a/drivers/mfd/cs47l90-tables.c b/drivers/mfd/cs47l90-tables.c index 77207d98f0cc..c040d3d7232a 100644 --- a/drivers/mfd/cs47l90-tables.c +++ b/drivers/mfd/cs47l90-tables.c @@ -263,6 +263,7 @@ static const struct reg_default cs47l90_reg_default[] = { { 0x00000440, 0x003f }, /* R1088 (0x440) - DRE Enable */ { 0x00000448, 0x003f }, /* R1096 (0x448) - eDRE Enable */ { 0x00000450, 0x0000 }, /* R1104 (0x450) - DAC AEC Control 1 */ + { 0x00000451, 0x0000 }, /* R1104 (0x450) - DAC AEC Control 2 */ { 0x00000458, 0x0000 }, /* R1112 (0x458) - Noise Gate Control */ { 0x00000490, 0x0069 }, /* R1168 (0x490) - PDM SPK1 CTRL 1 */ { 0x00000491, 0x0000 }, /* R1169 (0x491) - PDM SPK1 CTRL 2 */ @@ -1692,6 +1693,7 @@ static bool cs47l90_16bit_readable_register(struct device *dev, case MADERA_DRE_ENABLE: case MADERA_EDRE_ENABLE: case MADERA_DAC_AEC_CONTROL_1: + case MADERA_DAC_AEC_CONTROL_2: case MADERA_NOISE_GATE_CONTROL: case MADERA_PDM_SPK1_CTRL_1: case MADERA_PDM_SPK1_CTRL_2: diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c index f9d277ff4aaf..0b49940c490e 100644 --- a/drivers/mfd/cs5535-mfd.c +++ b/drivers/mfd/cs5535-mfd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * cs5535-mfd.c - core MFD driver for CS5535/CS5536 southbridges * @@ -7,19 +8,6 @@ * hardcoded in the CS553x specifications. * * Copyright (c) 2010 Andres Salomon <dilinger@queued.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <linux/kernel.h> diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c index 09f367571c58..a818fbb55988 100644 --- a/drivers/mfd/da903x.c +++ b/drivers/mfd/da903x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Base driver for Dialog Semiconductor DA9030/DA9034 * @@ -6,10 +7,6 @@ * * Copyright (C) 2006-2008 Marvell International Ltd. * Eric Miao <eric.miao@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/drivers/mfd/da9052-core.c b/drivers/mfd/da9052-core.c index 433add43a0a9..8b42d2f7024f 100644 --- a/drivers/mfd/da9052-core.c +++ b/drivers/mfd/da9052-core.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Device access for Dialog DA9052 PMICs. * * Copyright(c) 2011 Dialog Semiconductor Ltd. * * Author: David Dajun Chen <dchen@diasemi.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/device.h> diff --git a/drivers/mfd/da9052-i2c.c b/drivers/mfd/da9052-i2c.c index 578e881067a5..47556d2d9abe 100644 --- a/drivers/mfd/da9052-i2c.c +++ b/drivers/mfd/da9052-i2c.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * I2C access for DA9052 PMICs. * * Copyright(c) 2011 Dialog Semiconductor Ltd. * * Author: David Dajun Chen <dchen@diasemi.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * */ #include <linux/device.h> diff --git a/drivers/mfd/da9052-irq.c b/drivers/mfd/da9052-irq.c index cd4ca849ca44..abbdbf0337e2 100644 --- a/drivers/mfd/da9052-irq.c +++ b/drivers/mfd/da9052-irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DA9052 interrupt support * @@ -7,10 +8,6 @@ * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/device.h> diff --git a/drivers/mfd/da9052-spi.c b/drivers/mfd/da9052-spi.c index fdae1288bc6d..5faf3766a5e2 100644 --- a/drivers/mfd/da9052-spi.c +++ b/drivers/mfd/da9052-spi.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * SPI access for Dialog DA9052 PMICs. * * Copyright(c) 2011 Dialog Semiconductor Ltd. * * Author: David Dajun Chen <dchen@diasemi.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * */ #include <linux/device.h> diff --git a/drivers/mfd/da9055-core.c b/drivers/mfd/da9055-core.c index 177e65a12c12..6d0af8486269 100644 --- a/drivers/mfd/da9055-core.c +++ b/drivers/mfd/da9055-core.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Device access for Dialog DA9055 PMICs. * * Copyright(c) 2012 Dialog Semiconductor Ltd. * * Author: David Dajun Chen <dchen@diasemi.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/module.h> diff --git a/drivers/mfd/da9055-i2c.c b/drivers/mfd/da9055-i2c.c index 8169a5c2fa20..950b75ff6b04 100644 --- a/drivers/mfd/da9055-i2c.c +++ b/drivers/mfd/da9055-i2c.c @@ -1,14 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* I2C access for DA9055 PMICs. * * Copyright(c) 2012 Dialog Semiconductor Ltd. * * Author: David Dajun Chen <dchen@diasemi.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * */ #include <linux/module.h> diff --git a/drivers/mfd/da9062-core.c b/drivers/mfd/da9062-core.c index 9f6105906c09..e69626867c26 100644 --- a/drivers/mfd/da9062-core.c +++ b/drivers/mfd/da9062-core.c @@ -1,16 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Core, IRQ and I2C device driver for DA9061 and DA9062 PMICs * Copyright (C) 2015-2017 Dialog Semiconductor - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/kernel.h> diff --git a/drivers/mfd/da9063-core.c b/drivers/mfd/da9063-core.c index 6e4ce49b4405..b125f90dd375 100644 --- a/drivers/mfd/da9063-core.c +++ b/drivers/mfd/da9063-core.c @@ -1,5 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0+ /* - * da9063-core.c: Device access for Dialog DA9063 modules + * Device access for Dialog DA9063 modules * * Copyright 2012 Dialog Semiconductors Ltd. * Copyright 2013 Philipp Zabel, Pengutronix @@ -7,11 +8,6 @@ * Author: Krystian Garbaciak, Dialog Semiconductor * Author: Michal Hajduk, Dialog Semiconductor * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> @@ -26,7 +22,6 @@ #include <linux/regmap.h> #include <linux/mfd/da9063/core.h> -#include <linux/mfd/da9063/pdata.h> #include <linux/mfd/da9063/registers.h> #include <linux/proc_fs.h> @@ -165,7 +160,6 @@ static int da9063_clear_fault_log(struct da9063 *da9063) int da9063_device_init(struct da9063 *da9063, unsigned int irq) { - struct da9063_pdata *pdata = da9063->dev->platform_data; int model, variant_id, variant_code; int ret; @@ -173,24 +167,10 @@ int da9063_device_init(struct da9063 *da9063, unsigned int irq) if (ret < 0) dev_err(da9063->dev, "Cannot clear fault log\n"); - if (pdata) { - da9063->flags = pdata->flags; - da9063->irq_base = pdata->irq_base; - } else { - da9063->flags = 0; - da9063->irq_base = -1; - } + da9063->flags = 0; + da9063->irq_base = -1; da9063->chip_irq = irq; - if (pdata && pdata->init != NULL) { - ret = pdata->init(da9063); - if (ret != 0) { - dev_err(da9063->dev, - "Platform initialization failed.\n"); - return ret; - } - } - ret = regmap_read(da9063->regmap, DA9063_REG_CHIP_ID, &model); if (ret < 0) { dev_err(da9063->dev, "Cannot read chip model id.\n"); diff --git a/drivers/mfd/da9063-i2c.c b/drivers/mfd/da9063-i2c.c index 50a24b1921d0..455de74c0dd2 100644 --- a/drivers/mfd/da9063-i2c.c +++ b/drivers/mfd/da9063-i2c.c @@ -1,15 +1,10 @@ -/* da9063-i2c.c: Interrupt support for Dialog DA9063 +// SPDX-License-Identifier: GPL-2.0+ +/* I2C support for Dialog DA9063 * * Copyright 2012 Dialog Semiconductor Ltd. * Copyright 2013 Philipp Zabel, Pengutronix * * Author: Krystian Garbaciak, Dialog Semiconductor - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> @@ -22,7 +17,6 @@ #include <linux/mfd/core.h> #include <linux/mfd/da9063/core.h> -#include <linux/mfd/da9063/pdata.h> #include <linux/mfd/da9063/registers.h> #include <linux/of.h> diff --git a/drivers/mfd/da9063-irq.c b/drivers/mfd/da9063-irq.c index ecc0c8ce6c58..e2bbedf58e68 100644 --- a/drivers/mfd/da9063-irq.c +++ b/drivers/mfd/da9063-irq.c @@ -1,15 +1,10 @@ -/* da9063-irq.c: Interrupts support for Dialog DA9063 +// SPDX-License-Identifier: GPL-2.0+ +/* Interrupt support for Dialog DA9063 * * Copyright 2012 Dialog Semiconductor Ltd. * Copyright 2013 Philipp Zabel, Pengutronix * * Author: Michal Hajduk, Dialog Semiconductor - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> @@ -19,7 +14,6 @@ #include <linux/interrupt.h> #include <linux/regmap.h> #include <linux/mfd/da9063/core.h> -#include <linux/mfd/da9063/pdata.h> #define DA9063_REG_EVENT_A_OFFSET 0 #define DA9063_REG_EVENT_B_OFFSET 1 diff --git a/drivers/mfd/da9150-core.c b/drivers/mfd/da9150-core.c index 195fdcfa1a0d..13033068721a 100644 --- a/drivers/mfd/da9150-core.c +++ b/drivers/mfd/da9150-core.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * DA9150 Core MFD Driver * * Copyright (c) 2014 Dialog Semiconductor * * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/kernel.h> diff --git a/drivers/mfd/davinci_voicecodec.c b/drivers/mfd/davinci_voicecodec.c index 4d0a5f38038a..13ca7203e193 100644 --- a/drivers/mfd/davinci_voicecodec.c +++ b/drivers/mfd/davinci_voicecodec.c @@ -1,23 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * DaVinci Voice Codec Core Interface for TI platforms * * Copyright (C) 2010 Texas Instruments, Inc * * Author: Miguel Aguilar <miguel.aguilar@ridgerun.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index 65666b624ae8..3f21e26b8d36 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -1,16 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DB8500 PRCM Unit driver * * Copyright (C) STMicroelectronics 2009 * Copyright (C) ST-Ericsson SA 2010 * - * License Terms: GNU General Public License v2 * Author: Kumar Sanghvi <kumar.sanghvi@stericsson.com> * Author: Sundar Iyer <sundar.iyer@stericsson.com> * Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com> * * U8500 PRCM Unit interface driver - * */ #include <linux/init.h> #include <linux/export.h> diff --git a/drivers/mfd/dbx500-prcmu-regs.h b/drivers/mfd/dbx500-prcmu-regs.h index 7cc32a8ff01c..75fd1069372c 100644 --- a/drivers/mfd/dbx500-prcmu-regs.h +++ b/drivers/mfd/dbx500-prcmu-regs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) STMicroelectronics 2009 * Copyright (C) ST-Ericsson SA 2010 @@ -5,8 +6,6 @@ * Author: Kumar Sanghvi <kumar.sanghvi@stericsson.com> * Author: Sundar Iyer <sundar.iyer@stericsson.com> * - * License Terms: GNU General Public License v2 - * * PRCM Unit registers */ diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c index 90e789943466..381593fbe50f 100644 --- a/drivers/mfd/dln2.c +++ b/drivers/mfd/dln2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for the Diolan DLN-2 USB adapter * @@ -6,10 +7,6 @@ * Derived from: * i2c-diolan-u2c.c * Copyright (c) 2010-2011 Ericsson AB - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation, version 2. */ #include <linux/kernel.h> diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c index 2a2756709f22..151c36ce7343 100644 --- a/drivers/mfd/dm355evm_msp.c +++ b/drivers/mfd/dm355evm_msp.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * dm355evm_msp.c - driver for MSP430 firmware on DM355EVM board * * Copyright (C) 2008 David Brownell - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/init.h> diff --git a/drivers/mfd/exynos-lpass.c b/drivers/mfd/exynos-lpass.c index 2713de989f05..99bd0e73c19c 100644 --- a/drivers/mfd/exynos-lpass.c +++ b/drivers/mfd/exynos-lpass.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2015 - 2016 Samsung Electronics Co., Ltd. * @@ -8,10 +9,6 @@ * * This module provides regmap for the Top SFR region and instantiates * devices for IP blocks like DMAC, I2S, UART. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. */ #include <linux/clk.h> diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c index 542b47c6bcd2..f505e3e1274b 100644 --- a/drivers/mfd/ezx-pcap.c +++ b/drivers/mfd/ezx-pcap.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Motorola PCAP2 as present in EZX phones * * Copyright (C) 2006 Harald Welte <laforge@openezx.org> * Copyright (C) 2009 Daniel Ribeiro <drwyrm@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/drivers/mfd/fsl-imx25-tsadc.c b/drivers/mfd/fsl-imx25-tsadc.c index dbb85caaafed..20791cab7263 100644 --- a/drivers/mfd/fsl-imx25-tsadc.c +++ b/drivers/mfd/fsl-imx25-tsadc.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2015 Pengutronix, Markus Pargmann <mpa@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/clk.h> diff --git a/drivers/mfd/hi6421-pmic-core.c b/drivers/mfd/hi6421-pmic-core.c index 6fb7ba272e09..edfc172b8607 100644 --- a/drivers/mfd/hi6421-pmic-core.c +++ b/drivers/mfd/hi6421-pmic-core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device driver for Hi6421 PMIC * @@ -7,10 +8,6 @@ * http://www.linaro.org * * Author: Guodong Xu <guodong.xu@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/device.h> diff --git a/drivers/mfd/hi655x-pmic.c b/drivers/mfd/hi655x-pmic.c index 96c07fa1802a..f1c51ce309fa 100644 --- a/drivers/mfd/hi655x-pmic.c +++ b/drivers/mfd/hi655x-pmic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Device driver for MFD hi655x PMIC * @@ -6,10 +7,6 @@ * Authors: * Chen Feng <puck.chen@hisilicon.com> * Fei Wang <w.f@huawei.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gpio.h> diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c index af3c66355270..370519af5d0b 100644 --- a/drivers/mfd/htc-i2cpld.c +++ b/drivers/mfd/htc-i2cpld.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * htc-i2cpld.c * Chip driver for an unknown CPLD chip found on omap850 HTC devices like @@ -9,20 +10,6 @@ * * Based on work done in the linwizard project * Copyright (C) 2008-2009 Angelo Arrifano <miknix@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <linux/kernel.h> diff --git a/drivers/mfd/htc-pasic3.c b/drivers/mfd/htc-pasic3.c index e88d4f6fef4c..0c46b7e64b2d 100644 --- a/drivers/mfd/htc-pasic3.c +++ b/drivers/mfd/htc-pasic3.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core driver for HTC PASIC3 LED/DS1WM chip. * * Copyright (C) 2006 Philipp Zabel <philipp.zabel@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. */ #include <linux/init.h> diff --git a/drivers/mfd/intel-lpss-acpi.c b/drivers/mfd/intel-lpss-acpi.c index 6d9f03363ee7..61ffb8b393e4 100644 --- a/drivers/mfd/intel-lpss-acpi.c +++ b/drivers/mfd/intel-lpss-acpi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Intel LPSS ACPI support. * @@ -5,10 +6,6 @@ * * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com> * Mika Westerberg <mika.westerberg@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/acpi.h> diff --git a/drivers/mfd/intel-lpss-pci.c b/drivers/mfd/intel-lpss-pci.c index cba2eb166650..aed2c0447966 100644 --- a/drivers/mfd/intel-lpss-pci.c +++ b/drivers/mfd/intel-lpss-pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Intel LPSS PCI support. * @@ -5,10 +6,6 @@ * * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com> * Mika Westerberg <mika.westerberg@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ioport.h> @@ -129,6 +126,19 @@ static const struct intel_lpss_platform_info cnl_i2c_info = { }; static const struct pci_device_id intel_lpss_pci_ids[] = { + /* CML */ + { PCI_VDEVICE(INTEL, 0x02a8), (kernel_ulong_t)&spt_uart_info }, + { PCI_VDEVICE(INTEL, 0x02a9), (kernel_ulong_t)&spt_uart_info }, + { PCI_VDEVICE(INTEL, 0x02aa), (kernel_ulong_t)&spt_info }, + { PCI_VDEVICE(INTEL, 0x02ab), (kernel_ulong_t)&spt_info }, + { PCI_VDEVICE(INTEL, 0x02c5), (kernel_ulong_t)&cnl_i2c_info }, + { PCI_VDEVICE(INTEL, 0x02c6), (kernel_ulong_t)&cnl_i2c_info }, + { PCI_VDEVICE(INTEL, 0x02c7), (kernel_ulong_t)&spt_uart_info }, + { PCI_VDEVICE(INTEL, 0x02e8), (kernel_ulong_t)&cnl_i2c_info }, + { PCI_VDEVICE(INTEL, 0x02e9), (kernel_ulong_t)&cnl_i2c_info }, + { PCI_VDEVICE(INTEL, 0x02ea), (kernel_ulong_t)&cnl_i2c_info }, + { PCI_VDEVICE(INTEL, 0x02eb), (kernel_ulong_t)&cnl_i2c_info }, + { PCI_VDEVICE(INTEL, 0x02fb), (kernel_ulong_t)&spt_info }, /* BXT A-Step */ { PCI_VDEVICE(INTEL, 0x0aac), (kernel_ulong_t)&bxt_i2c_info }, { PCI_VDEVICE(INTEL, 0x0aae), (kernel_ulong_t)&bxt_i2c_info }, diff --git a/drivers/mfd/intel-lpss.c b/drivers/mfd/intel-lpss.c index 50bffc3382d7..a475cbd2b9ef 100644 --- a/drivers/mfd/intel-lpss.c +++ b/drivers/mfd/intel-lpss.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Intel Sunrisepoint LPSS core support. * @@ -7,10 +8,6 @@ * Mika Westerberg <mika.westerberg@linux.intel.com> * Heikki Krogerus <heikki.krogerus@linux.intel.com> * Jarkko Nikula <jarkko.nikula@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk.h> @@ -18,6 +15,7 @@ #include <linux/clk-provider.h> #include <linux/debugfs.h> #include <linux/idr.h> +#include <linux/io.h> #include <linux/ioport.h> #include <linux/kernel.h> #include <linux/module.h> @@ -28,6 +26,8 @@ #include <linux/seq_file.h> #include <linux/io-64-nonatomic-lo-hi.h> +#include <linux/dma/idma64.h> + #include "intel-lpss.h" #define LPSS_DEV_OFFSET 0x000 @@ -96,8 +96,6 @@ static const struct resource intel_lpss_idma64_resources[] = { DEFINE_RES_IRQ(0), }; -#define LPSS_IDMA64_DRIVER_NAME "idma64" - /* * Cells needs to be ordered so that the iDMA is created first. This is * because we need to be sure the DMA is available when the host controller @@ -273,6 +271,9 @@ static void intel_lpss_init_dev(const struct intel_lpss *lpss) { u32 value = LPSS_PRIV_SSP_REG_DIS_DMA_FIN; + /* Set the device in reset state */ + writel(0, lpss->priv + LPSS_PRIV_RESETS); + intel_lpss_deassert_reset(lpss); intel_lpss_set_remap_addr(lpss); diff --git a/drivers/mfd/intel-lpss.h b/drivers/mfd/intel-lpss.h index 3a120fecd2dc..4ae58a86bb42 100644 --- a/drivers/mfd/intel-lpss.h +++ b/drivers/mfd/intel-lpss.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Intel LPSS core support. * @@ -5,10 +6,6 @@ * * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com> * Mika Westerberg <mika.westerberg@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __MFD_INTEL_LPSS_H diff --git a/drivers/mfd/intel_quark_i2c_gpio.c b/drivers/mfd/intel_quark_i2c_gpio.c index 5bddb84cfc1f..41326b48da55 100644 --- a/drivers/mfd/intel_quark_i2c_gpio.c +++ b/drivers/mfd/intel_quark_i2c_gpio.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Intel Quark MFD PCI driver for I2C & GPIO * * Copyright(c) 2014 Intel Corporation. * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * * Intel Quark PCI device for I2C and GPIO controller sharing the same * PCI function. This PCI driver will split the 2 devices into their * respective drivers. @@ -74,16 +66,6 @@ static const struct dmi_system_id dmi_platform_info[] = { { .matches = { DMI_EXACT_MATCH(DMI_BOARD_NAME, "SIMATIC IOT2000"), - DMI_EXACT_MATCH(DMI_BOARD_ASSET_TAG, - "6ES7647-0AA00-0YA2"), - }, - .driver_data = (void *)400000, - }, - { - .matches = { - DMI_EXACT_MATCH(DMI_BOARD_NAME, "SIMATIC IOT2000"), - DMI_EXACT_MATCH(DMI_BOARD_ASSET_TAG, - "6ES7647-0AA00-1YA2"), }, .driver_data = (void *)400000, }, diff --git a/drivers/mfd/intel_soc_pmic_chtwc.c b/drivers/mfd/intel_soc_pmic_chtwc.c index 64a3aece9c5e..be84bb2aa837 100644 --- a/drivers/mfd/intel_soc_pmic_chtwc.c +++ b/drivers/mfd/intel_soc_pmic_chtwc.c @@ -60,6 +60,7 @@ static struct mfd_cell cht_wc_dev[] = { .resources = cht_wc_ext_charger_resources, }, { .name = "cht_wcove_region", }, + { .name = "cht_wcove_leds", }, }; /* diff --git a/drivers/mfd/ipaq-micro.c b/drivers/mfd/ipaq-micro.c index cd762d08f116..a1d9be82734d 100644 --- a/drivers/mfd/ipaq-micro.c +++ b/drivers/mfd/ipaq-micro.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Compaq iPAQ h3xxx Atmel microcontroller companion support * @@ -8,10 +9,6 @@ * Author : Alessandro Gardich <gremlin@gremlin.it> * Author : Dmitry Artamonow <mad_soft@inbox.ru> * Author : Linus Walleij <linus.walleij@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/drivers/mfd/janz-cmodio.c b/drivers/mfd/janz-cmodio.c index 317a47ad5bb7..3df4e9a2998f 100644 --- a/drivers/mfd/janz-cmodio.c +++ b/drivers/mfd/janz-cmodio.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Janz CMOD-IO MODULbus Carrier Board PCI Driver * * Copyright (c) 2010 Ira W. Snyder <iws@ovro.caltech.edu> * * Lots of inspiration and code was copied from drivers/mfd/sm501.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/kernel.h> diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c index f4cd14294b61..082f16917519 100644 --- a/drivers/mfd/jz4740-adc.c +++ b/drivers/mfd/jz4740-adc.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de> * JZ4740 SoC ADC driver * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * * This driver synchronizes access to the JZ4740 ADC core between the * JZ4740 battery and hwmon drivers. */ diff --git a/drivers/mfd/kempld-core.c b/drivers/mfd/kempld-core.c index fb5a10b8317d..f48e21d8b97c 100644 --- a/drivers/mfd/kempld-core.c +++ b/drivers/mfd/kempld-core.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kontron PLD MFD core driver * * Copyright (c) 2010-2013 Kontron Europe GmbH * Author: Michael Brunner <michael.brunner@kontron.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License 2 as published - * by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/platform_device.h> diff --git a/drivers/mfd/lm3533-core.c b/drivers/mfd/lm3533-core.c index 5abcbb2e8849..22fdffd564f7 100644 --- a/drivers/mfd/lm3533-core.c +++ b/drivers/mfd/lm3533-core.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * lm3533-core.c -- LM3533 Core * * Copyright (C) 2011-2012 Texas Instruments * * Author: Johan Hovold <jhovold@gmail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/module.h> diff --git a/drivers/mfd/lm3533-ctrlbank.c b/drivers/mfd/lm3533-ctrlbank.c index a4cb7a5220a7..34fba06ec705 100644 --- a/drivers/mfd/lm3533-ctrlbank.c +++ b/drivers/mfd/lm3533-ctrlbank.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * lm3533-ctrlbank.c -- LM3533 Generic Control Bank interface * * Copyright (C) 2011-2012 Texas Instruments * * Author: Johan Hovold <jhovold@gmail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/device.h> diff --git a/drivers/mfd/lp3943.c b/drivers/mfd/lp3943.c index 65a2a8f14e74..13cb89be3d66 100644 --- a/drivers/mfd/lp3943.c +++ b/drivers/mfd/lp3943.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI/National Semiconductor LP3943 MFD Core Driver * @@ -5,10 +6,6 @@ * * Author: Milo Kim <milo.kim@ti.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Driver structure: * LP3943 is an integrated device capable of driving 16 output channels. * It can be used for a GPIO expander and PWM generators. diff --git a/drivers/mfd/lp87565.c b/drivers/mfd/lp87565.c index 32d2a07d4354..7960109c05e3 100644 --- a/drivers/mfd/lp87565.c +++ b/drivers/mfd/lp87565.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ * * Author: Keerthy <j-keerthy@ti.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. */ #include <linux/interrupt.h> diff --git a/drivers/mfd/lp8788-irq.c b/drivers/mfd/lp8788-irq.c index 792d51bae20f..348439a3fbbd 100644 --- a/drivers/mfd/lp8788-irq.c +++ b/drivers/mfd/lp8788-irq.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI LP8788 MFD - interrupt handler * * Copyright 2012 Texas Instruments * * Author: Milo(Woogyom) Kim <milo.kim@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/delay.h> diff --git a/drivers/mfd/lp8788.c b/drivers/mfd/lp8788.c index acf616559512..768d556b3fe9 100644 --- a/drivers/mfd/lp8788.c +++ b/drivers/mfd/lp8788.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI LP8788 MFD - core interface * * Copyright 2012 Texas Instruments * * Author: Milo(Woogyom) Kim <milo.kim@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/err.h> diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c index 53dc1a43472c..3bbb29a7e7a5 100644 --- a/drivers/mfd/lpc_ich.c +++ b/drivers/mfd/lpc_ich.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * lpc_ich.c - LPC interface for Intel ICH * @@ -11,15 +12,6 @@ * Copyright (c) 2011 Extreme Engineering Solution, Inc. * Author: Aaron Sierra <asierra@xes-inc.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License 2 as published - * by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * This driver supports the following I/O Controller hubs: * (See the intel documentation on http://developer.intel.com.) * document number 290655-003, 290677-014: 82801AA (ICH), 82801AB (ICHO) diff --git a/drivers/mfd/lpc_sch.c b/drivers/mfd/lpc_sch.c index a56e4ba5227b..f27eb8dabc1c 100644 --- a/drivers/mfd/lpc_sch.c +++ b/drivers/mfd/lpc_sch.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * lpc_sch.c - LPC interface for Intel Poulsbo SCH * @@ -9,15 +10,6 @@ * Copyright (c) 2010 CompuLab Ltd * Copyright (c) 2014 Intel Corp. * Author: Denis Turischev <denis@compulab.co.il> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License 2 as published - * by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/kernel.h> diff --git a/drivers/mfd/madera.h b/drivers/mfd/madera.h index 891b84efb9a7..0ff05cd74211 100644 --- a/drivers/mfd/madera.h +++ b/drivers/mfd/madera.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MFD internals for Cirrus Logic Madera codecs * * Copyright 2015-2018 Cirrus Logic - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef MADERA_MFD_H diff --git a/drivers/mfd/max77620.c b/drivers/mfd/max77620.c index d8ddd1a6f304..0c28965fcc6a 100644 --- a/drivers/mfd/max77620.c +++ b/drivers/mfd/max77620.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Maxim MAX77620 MFD Driver * @@ -7,10 +8,6 @@ * Laxman Dewangan <ldewangan@nvidia.com> * Chaitanya Bandi <bandik@nvidia.com> * Mallikarjun Kasoju <mkasoju@nvidia.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /****************** Teminology used in driver ******************** @@ -37,6 +34,8 @@ #include <linux/regmap.h> #include <linux/slab.h> +static struct max77620_chip *max77620_scratch; + static const struct resource gpio_resources[] = { DEFINE_RES_IRQ(MAX77620_IRQ_TOP_GPIO), }; @@ -111,6 +110,26 @@ static const struct mfd_cell max20024_children[] = { }, }; +static const struct mfd_cell max77663_children[] = { + { .name = "max77620-pinctrl", }, + { .name = "max77620-clock", }, + { .name = "max77663-pmic", }, + { .name = "max77620-watchdog", }, + { + .name = "max77620-gpio", + .resources = gpio_resources, + .num_resources = ARRAY_SIZE(gpio_resources), + }, { + .name = "max77620-rtc", + .resources = rtc_resources, + .num_resources = ARRAY_SIZE(rtc_resources), + }, { + .name = "max77663-power", + .resources = power_resources, + .num_resources = ARRAY_SIZE(power_resources), + }, +}; + static const struct regmap_range max77620_readable_ranges[] = { regmap_reg_range(MAX77620_REG_CNFGGLBL1, MAX77620_REG_DVSSD4), }; @@ -171,6 +190,35 @@ static const struct regmap_config max20024_regmap_config = { .volatile_table = &max77620_volatile_table, }; +static const struct regmap_range max77663_readable_ranges[] = { + regmap_reg_range(MAX77620_REG_CNFGGLBL1, MAX77620_REG_CID5), +}; + +static const struct regmap_access_table max77663_readable_table = { + .yes_ranges = max77663_readable_ranges, + .n_yes_ranges = ARRAY_SIZE(max77663_readable_ranges), +}; + +static const struct regmap_range max77663_writable_ranges[] = { + regmap_reg_range(MAX77620_REG_CNFGGLBL1, MAX77620_REG_CID5), +}; + +static const struct regmap_access_table max77663_writable_table = { + .yes_ranges = max77663_writable_ranges, + .n_yes_ranges = ARRAY_SIZE(max77663_writable_ranges), +}; + +static const struct regmap_config max77663_regmap_config = { + .name = "power-slave", + .reg_bits = 8, + .val_bits = 8, + .max_register = MAX77620_REG_CID5 + 1, + .cache_type = REGCACHE_RBTREE, + .rd_table = &max77663_readable_table, + .wr_table = &max77663_writable_table, + .volatile_table = &max77620_volatile_table, +}; + /* * MAX77620 and MAX20024 has the following steps of the interrupt handling * for TOP interrupts: @@ -240,6 +288,9 @@ static int max77620_get_fps_period_reg_value(struct max77620_chip *chip, case MAX77620: fps_min_period = MAX77620_FPS_PERIOD_MIN_US; break; + case MAX77663: + fps_min_period = MAX20024_FPS_PERIOD_MIN_US; + break; default: return -EINVAL; } @@ -274,6 +325,9 @@ static int max77620_config_fps(struct max77620_chip *chip, case MAX77620: fps_max_period = MAX77620_FPS_PERIOD_MAX_US; break; + case MAX77663: + fps_max_period = MAX20024_FPS_PERIOD_MAX_US; + break; default: return -EINVAL; } @@ -375,6 +429,9 @@ static int max77620_initialise_fps(struct max77620_chip *chip) } skip_fps: + if (chip->chip_id == MAX77663) + return 0; + /* Enable wake on EN0 pin */ ret = regmap_update_bits(chip->rmap, MAX77620_REG_ONOFFCNFG2, MAX77620_ONOFFCNFG2_WK_EN0, @@ -423,6 +480,15 @@ static int max77620_read_es_version(struct max77620_chip *chip) return ret; } +static void max77620_pm_power_off(void) +{ + struct max77620_chip *chip = max77620_scratch; + + regmap_update_bits(chip->rmap, MAX77620_REG_ONOFFCNFG1, + MAX77620_ONOFFCNFG1_SFT_RST, + MAX77620_ONOFFCNFG1_SFT_RST); +} + static int max77620_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -430,6 +496,7 @@ static int max77620_probe(struct i2c_client *client, struct max77620_chip *chip; const struct mfd_cell *mfd_cells; int n_mfd_cells; + bool pm_off; int ret; chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); @@ -453,6 +520,11 @@ static int max77620_probe(struct i2c_client *client, n_mfd_cells = ARRAY_SIZE(max20024_children); rmap_config = &max20024_regmap_config; break; + case MAX77663: + mfd_cells = max77663_children; + n_mfd_cells = ARRAY_SIZE(max77663_children); + rmap_config = &max77663_regmap_config; + break; default: dev_err(chip->dev, "ChipID is invalid %d\n", chip->chip_id); return -EINVAL; @@ -491,6 +563,12 @@ static int max77620_probe(struct i2c_client *client, return ret; } + pm_off = of_device_is_system_power_controller(client->dev.of_node); + if (pm_off && !pm_power_off) { + max77620_scratch = chip; + pm_power_off = max77620_pm_power_off; + } + return 0; } @@ -546,6 +624,9 @@ static int max77620_i2c_suspend(struct device *dev) return ret; } + if (chip->chip_id == MAX77663) + goto out; + /* Disable WK_EN0 */ ret = regmap_update_bits(chip->rmap, MAX77620_REG_ONOFFCNFG2, MAX77620_ONOFFCNFG2_WK_EN0, 0); @@ -581,7 +662,7 @@ static int max77620_i2c_resume(struct device *dev) * For MAX20024: No need to configure WKEN0 on resume as * it is configured on Init. */ - if (chip->chip_id == MAX20024) + if (chip->chip_id == MAX20024 || chip->chip_id == MAX77663) goto out; /* Enable WK_EN0 */ @@ -603,6 +684,7 @@ out: static const struct i2c_device_id max77620_id[] = { {"max77620", MAX77620}, {"max20024", MAX20024}, + {"max77663", MAX77663}, {}, }; diff --git a/drivers/mfd/max8907.c b/drivers/mfd/max8907.c index 2974c8b1273b..cc01f706cb32 100644 --- a/drivers/mfd/max8907.c +++ b/drivers/mfd/max8907.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * max8907.c - mfd driver for MAX8907 * * Copyright (C) 2010 Gyungoh Yoo <jack.yoo@maxim-ic.com> * Copyright (C) 2010-2012, NVIDIA CORPORATION. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/err.h> diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c index 87c724ba9793..0af6833b4080 100644 --- a/drivers/mfd/max8925-core.c +++ b/drivers/mfd/max8925-core.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Base driver for Maxim MAX8925 * * Copyright (C) 2009-2010 Marvell International Ltd. * Haojian Zhuang <haojian.zhuang@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c index 10063236132c..20bb19b71109 100644 --- a/drivers/mfd/max8925-i2c.c +++ b/drivers/mfd/max8925-i2c.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * I2C driver for Maxim MAX8925 * * Copyright (C) 2009 Marvell International Ltd. * Haojian Zhuang <haojian.zhuang@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index d0bf50e3568d..1abe7432aad8 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> * * loosely based on an earlier driver that has * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/module.h> diff --git a/drivers/mfd/mc13xxx-i2c.c b/drivers/mfd/mc13xxx-i2c.c index 67e4c9aa7d18..65b4dd8e5afb 100644 --- a/drivers/mfd/mc13xxx-i2c.c +++ b/drivers/mfd/mc13xxx-i2c.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2009-2010 Creative Product Design * Marc Reilly marc@cpdesign.com.au - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/slab.h> diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c index ee3411cc5ce4..286ddcf5ddc6 100644 --- a/drivers/mfd/mc13xxx-spi.c +++ b/drivers/mfd/mc13xxx-spi.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> * * loosely based on an earlier driver that has * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #include <linux/slab.h> diff --git a/drivers/mfd/mc13xxx.h b/drivers/mfd/mc13xxx.h index 33677d1dcf66..ce6eec52e8eb 100644 --- a/drivers/mfd/mc13xxx.h +++ b/drivers/mfd/mc13xxx.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2012 Creative Product Design * Marc Reilly <marc@cpdesign.com.au> - * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation. */ #ifndef __DRIVERS_MFD_MC13XXX_H #define __DRIVERS_MFD_MC13XXX_H diff --git a/drivers/mfd/mcp-core.c b/drivers/mfd/mcp-core.c index 7f5066e39752..eff9423e90f5 100644 --- a/drivers/mfd/mcp-core.c +++ b/drivers/mfd/mcp-core.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/drivers/mfd/mcp-core.c * * Copyright (C) 2001 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License. - * * Generic MCP (Multimedia Communications Port) layer. All MCP locking * is solely held within this file. */ diff --git a/drivers/mfd/mcp-sa11x0.c b/drivers/mfd/mcp-sa11x0.c index 1fc458128405..98fa0af0e56e 100644 --- a/drivers/mfd/mcp-sa11x0.c +++ b/drivers/mfd/mcp-sa11x0.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/drivers/mfd/mcp-sa11x0.c * * Copyright (C) 2001-2005 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License. - * * SA11x0 MCP (Multimedia Communications Port) driver. * * MCP read/write timeouts from Jordi Colomer, rehacked by rmk. diff --git a/drivers/mfd/menelaus.c b/drivers/mfd/menelaus.c index d28ebe7ecd21..5c77787efe3d 100644 --- a/drivers/mfd/menelaus.c +++ b/drivers/mfd/menelaus.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2004 Texas Instruments, Inc. * @@ -15,20 +16,6 @@ * Added support for controlling VCORE and regulator sleep states, * Amit Kucheria <amit.kucheria@nokia.com> * Copyright (C) 2005, 2006 Nokia Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/module.h> diff --git a/drivers/mfd/menf21bmc.c b/drivers/mfd/menf21bmc.c index 3ad2def947d8..8f72b1cccbe5 100644 --- a/drivers/mfd/menf21bmc.c +++ b/drivers/mfd/menf21bmc.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * MEN 14F021P00 Board Management Controller (BMC) MFD Core Driver. * * Copyright (C) 2014 MEN Mikro Elektronik Nuernberg GmbH - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/kernel.h> diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c index 1ade4c8cc91f..dbf684c4ebfb 100644 --- a/drivers/mfd/mfd-core.c +++ b/drivers/mfd/mfd-core.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * drivers/mfd/mfd-core.c * * core MFD support * Copyright (c) 2006 Ian Molton * Copyright (c) 2007,2008 Dmitry Baryshkov - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/motorola-cpcap.c b/drivers/mfd/motorola-cpcap.c index 20d9692640e1..52f38e57cdc1 100644 --- a/drivers/mfd/motorola-cpcap.c +++ b/drivers/mfd/motorola-cpcap.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Motorola CPCAP PMIC core driver * * Copyright (C) 2016 Tony Lindgren <tony@atomide.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/device.h> diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c index ab24e176ef44..337bcccdb914 100644 --- a/drivers/mfd/mt6397-core.c +++ b/drivers/mfd/mt6397-core.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 MediaTek Inc. * Author: Flora Fu, MediaTek - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/interrupt.h> diff --git a/drivers/mfd/mxs-lradc.c b/drivers/mfd/mxs-lradc.c index a09a8d06302b..5bef142c4835 100644 --- a/drivers/mfd/mxs-lradc.c +++ b/drivers/mfd/mxs-lradc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Freescale MXS Low Resolution Analog-to-Digital Converter driver * @@ -7,16 +8,6 @@ * Authors: * Marek Vasut <marex@denx.de> * Ksenija Stanojevic <ksenija.stanojevic@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/clk.h> diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 800986a79704..792b855a9104 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * omap-usb-host.c - The USBHS core driver for OMAP EHCI & OHCI * * Copyright (C) 2011-2013 Texas Instruments Incorporated - http://www.ti.com * Author: Keshava Munegowda <keshava_mgowda@ti.com> * Author: Roger Quadros <rogerq@ti.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 of - * the License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> #include <linux/module.h> diff --git a/drivers/mfd/omap-usb-tll.c b/drivers/mfd/omap-usb-tll.c index 446713dbee27..265f5e350e1c 100644 --- a/drivers/mfd/omap-usb-tll.c +++ b/drivers/mfd/omap-usb-tll.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /** * omap-usb-tll.c - The USB TLL driver for OMAP EHCI & OHCI * * Copyright (C) 2012-2013 Texas Instruments Incorporated - http://www.ti.com * Author: Keshava Munegowda <keshava_mgowda@ti.com> * Author: Roger Quadros <rogerq@ti.com> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 of - * the License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> #include <linux/module.h> @@ -459,7 +448,6 @@ EXPORT_SYMBOL_GPL(omap_tll_disable); MODULE_AUTHOR("Keshava Munegowda <keshava_mgowda@ti.com>"); MODULE_AUTHOR("Roger Quadros <rogerq@ti.com>"); -MODULE_ALIAS("platform:" USBHS_DRIVER_NAME); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("usb tll driver for TI OMAP EHCI and OHCI controllers"); diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c index 663a2398b6b1..6818ff34837c 100644 --- a/drivers/mfd/palmas.c +++ b/drivers/mfd/palmas.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * TI Palmas MFD Driver * * Copyright 2011-2012 Texas Instruments Inc. * * Author: Graeme Gregory <gg@slimlogic.co.uk> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/module.h> diff --git a/drivers/mfd/pcf50633-adc.c b/drivers/mfd/pcf50633-adc.c index c1984b0d1b65..5cd653e61512 100644 --- a/drivers/mfd/pcf50633-adc.c +++ b/drivers/mfd/pcf50633-adc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* NXP PCF50633 ADC Driver * * (C) 2006-2008 by Openmoko, Inc. @@ -7,11 +8,6 @@ * Broken down from monstrous PCF50633 driver mainly by * Harald Welte, Andy Green and Werner Almesberger * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * * NOTE: This driver does not yet support subtractive ADC mode, which means * you can do only one measurement per read request. */ diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c index 0d2a88d53eed..148bcd6120f4 100644 --- a/drivers/mfd/pcf50633-core.c +++ b/drivers/mfd/pcf50633-core.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* NXP PCF50633 Power Management Unit (PMU) driver * * (C) 2006-2008 by Openmoko, Inc. * Author: Harald Welte <laforge@openmoko.org> * Balaji Rao <balajirrao@openmoko.org> * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/pcf50633-gpio.c b/drivers/mfd/pcf50633-gpio.c index d02ddf2ebd63..4d2b53b12eeb 100644 --- a/drivers/mfd/pcf50633-gpio.c +++ b/drivers/mfd/pcf50633-gpio.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* NXP PCF50633 GPIO Driver * * (C) 2006-2008 by Openmoko, Inc. @@ -6,12 +7,6 @@ * * Broken down from monstrous PCF50633 driver mainly by * Harald Welte, Andy Green and Werner Almesberger - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/pcf50633-irq.c b/drivers/mfd/pcf50633-irq.c index 71d43edf110c..2096afb0ce9b 100644 --- a/drivers/mfd/pcf50633-irq.c +++ b/drivers/mfd/pcf50633-irq.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* NXP PCF50633 Power Management Unit (PMU) driver * * (C) 2006-2008 by Openmoko, Inc. * Author: Harald Welte <laforge@openmoko.org> * Balaji Rao <balajirrao@openmoko.org> * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/interrupt.h> diff --git a/drivers/mfd/qcom-pm8xxx.c b/drivers/mfd/qcom-pm8xxx.c index 8eb2528793f9..29133326c6fd 100644 --- a/drivers/mfd/qcom-pm8xxx.c +++ b/drivers/mfd/qcom-pm8xxx.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2011, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #define pr_fmt(fmt) "%s: " fmt, __func__ diff --git a/drivers/mfd/qcom-spmi-pmic.c b/drivers/mfd/qcom-spmi-pmic.c index e2e95de649a4..e8fe705073fa 100644 --- a/drivers/mfd/qcom-spmi-pmic.c +++ b/drivers/mfd/qcom-spmi-pmic.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/kernel.h> diff --git a/drivers/mfd/qcom_rpm.c b/drivers/mfd/qcom_rpm.c index 8d420c37b2a6..4d7e9008628c 100644 --- a/drivers/mfd/qcom_rpm.c +++ b/drivers/mfd/qcom_rpm.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014, Sony Mobile Communications AB. * Copyright (c) 2013, The Linux Foundation. All rights reserved. * Author: Bjorn Andersson <bjorn.andersson@sonymobile.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/module.h> diff --git a/drivers/mfd/rc5t583-irq.c b/drivers/mfd/rc5t583-irq.c index f8dde59ea6af..b374a3d34688 100644 --- a/drivers/mfd/rc5t583-irq.c +++ b/drivers/mfd/rc5t583-irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Interrupt driver for RICOH583 power management chip. * @@ -6,19 +7,6 @@ * * based on code * Copyright (C) 2011 RICOH COMPANY,LTD - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * */ #include <linux/interrupt.h> #include <linux/irq.h> diff --git a/drivers/mfd/rc5t583.c b/drivers/mfd/rc5t583.c index c5cc5cb3dde7..d0dc48f99096 100644 --- a/drivers/mfd/rc5t583.c +++ b/drivers/mfd/rc5t583.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core driver access RC5T583 power management chip. * @@ -6,19 +7,6 @@ * * Based on code * Copyright (C) 2011 RICOH COMPANY,LTD - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * */ #include <linux/interrupt.h> #include <linux/irq.h> diff --git a/drivers/mfd/rdc321x-southbridge.c b/drivers/mfd/rdc321x-southbridge.c index 2bd8c5b6d600..fbb1faf95e27 100644 --- a/drivers/mfd/rdc321x-southbridge.c +++ b/drivers/mfd/rdc321x-southbridge.c @@ -1,23 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * RDC321x MFD southbridge driver * * Copyright (C) 2007-2010 Florian Fainelli <florian@openwrt.org> * Copyright (C) 2010 Bernhard Loos <bernhardloos@googlemail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c index 216fbf6adec9..908c1f45e64a 100644 --- a/drivers/mfd/rk808.c +++ b/drivers/mfd/rk808.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD core driver for Rockchip RK808/RK818 * @@ -9,15 +10,6 @@ * Copyright (C) 2016 PHYTEC Messtechnik GmbH * * Author: Wadim Egorov <w.egorov@phytec.de> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/i2c.h> @@ -568,14 +560,6 @@ static int rk808_remove(struct i2c_client *client) return 0; } -static const struct i2c_device_id rk808_ids[] = { - { "rk805" }, - { "rk808" }, - { "rk818" }, - { }, -}; -MODULE_DEVICE_TABLE(i2c, rk808_ids); - static struct i2c_driver rk808_i2c_driver = { .driver = { .name = "rk808", @@ -583,7 +567,6 @@ static struct i2c_driver rk808_i2c_driver = { }, .probe = rk808_probe, .remove = rk808_remove, - .id_table = rk808_ids, }; module_i2c_driver(rk808_i2c_driver); diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c index f4037d42a60f..da5cd9c92a59 100644 --- a/drivers/mfd/rn5t618.c +++ b/drivers/mfd/rn5t618.c @@ -1,15 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD core driver for Ricoh RN5T618 PMIC * * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com> * Copyright (C) 2016 Toradex AG - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/delay.h> diff --git a/drivers/mfd/rt5033.c b/drivers/mfd/rt5033.c index 9bd089c56375..48381d9bf740 100644 --- a/drivers/mfd/rt5033.c +++ b/drivers/mfd/rt5033.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD core driver for the Richtek RT5033. * @@ -6,10 +7,6 @@ * * Copyright (C) 2014 Samsung Electronics, Co., Ltd. * Author: Beomho Seo <beomho.seo@samsung.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published bythe Free Software Foundation. */ #include <linux/err.h> diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c index 521319086c81..95473ff9bb4b 100644 --- a/drivers/mfd/sec-core.c +++ b/drivers/mfd/sec-core.c @@ -28,45 +28,33 @@ #include <linux/regmap.h> static const struct mfd_cell s5m8751_devs[] = { - { - .name = "s5m8751-pmic", - }, { - .name = "s5m-charger", - }, { - .name = "s5m8751-codec", - }, + { .name = "s5m8751-pmic", }, + { .name = "s5m-charger", }, + { .name = "s5m8751-codec", }, }; static const struct mfd_cell s5m8763_devs[] = { - { - .name = "s5m8763-pmic", - }, { - .name = "s5m-rtc", - }, { - .name = "s5m-charger", - }, + { .name = "s5m8763-pmic", }, + { .name = "s5m-rtc", }, + { .name = "s5m-charger", }, }; static const struct mfd_cell s5m8767_devs[] = { + { .name = "s5m8767-pmic", }, + { .name = "s5m-rtc", }, { - .name = "s5m8767-pmic", - }, { - .name = "s5m-rtc", - }, { .name = "s5m8767-clk", .of_compatible = "samsung,s5m8767-clk", - } + }, }; static const struct mfd_cell s2mps11_devs[] = { + { .name = "s2mps11-regulator", }, + { .name = "s2mps14-rtc", }, { - .name = "s2mps11-regulator", - }, { - .name = "s2mps14-rtc", - }, { .name = "s2mps11-clk", .of_compatible = "samsung,s2mps11-clk", - } + }, }; static const struct mfd_cell s2mps13_devs[] = { @@ -79,37 +67,30 @@ static const struct mfd_cell s2mps13_devs[] = { }; static const struct mfd_cell s2mps14_devs[] = { + { .name = "s2mps14-regulator", }, + { .name = "s2mps14-rtc", }, { - .name = "s2mps14-regulator", - }, { - .name = "s2mps14-rtc", - }, { .name = "s2mps14-clk", .of_compatible = "samsung,s2mps14-clk", - } + }, }; static const struct mfd_cell s2mps15_devs[] = { + { .name = "s2mps15-regulator", }, + { .name = "s2mps15-rtc", }, { - .name = "s2mps15-regulator", - }, { - .name = "s2mps15-rtc", - }, { .name = "s2mps13-clk", .of_compatible = "samsung,s2mps13-clk", }, }; static const struct mfd_cell s2mpa01_devs[] = { - { - .name = "s2mpa01-pmic", - }, + { .name = "s2mpa01-pmic", }, + { .name = "s2mps14-rtc", }, }; static const struct mfd_cell s2mpu02_devs[] = { - { - .name = "s2mpu02-regulator", - }, + { .name = "s2mpu02-regulator", }, }; #ifdef CONFIG_OF diff --git a/drivers/mfd/sec-irq.c b/drivers/mfd/sec-irq.c index ad0099077e7e..a98c5d165039 100644 --- a/drivers/mfd/sec-irq.c +++ b/drivers/mfd/sec-irq.c @@ -455,6 +455,9 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic) case S5M8767X: sec_irq_chip = &s5m8767_irq_chip; break; + case S2MPA01: + sec_irq_chip = &s2mps14_irq_chip; + break; case S2MPS11X: sec_irq_chip = &s2mps11_irq_chip; break; diff --git a/drivers/mfd/si476x-cmd.c b/drivers/mfd/si476x-cmd.c index 2086b4665288..4a09ce9609c9 100644 --- a/drivers/mfd/si476x-cmd.c +++ b/drivers/mfd/si476x-cmd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * drivers/mfd/si476x-cmd.c -- Subroutines implementing command * protocol of si476x series of chips @@ -6,16 +7,6 @@ * Copyright (C) 2013 Andrey Smirnov * * Author: Andrey Smirnov <andrew.smirnov@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * */ #include <linux/module.h> diff --git a/drivers/mfd/si476x-i2c.c b/drivers/mfd/si476x-i2c.c index 2c5ec93333c3..c8d28b844def 100644 --- a/drivers/mfd/si476x-i2c.c +++ b/drivers/mfd/si476x-i2c.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * drivers/mfd/si476x-i2c.c -- Core device driver for si476x MFD * device @@ -6,16 +7,6 @@ * Copyright (C) 2013 Andrey Smirnov * * Author: Andrey Smirnov <andrew.smirnov@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * */ #include <linux/module.h> diff --git a/drivers/mfd/si476x-prop.c b/drivers/mfd/si476x-prop.c index cfeffa6e15d9..f0608d138f02 100644 --- a/drivers/mfd/si476x-prop.c +++ b/drivers/mfd/si476x-prop.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * drivers/mfd/si476x-prop.c -- Subroutines to access * properties of si476x chips @@ -6,15 +7,6 @@ * Copyright (C) 2013 Andrey Smirnov * * Author: Andrey Smirnov <andrew.smirnov@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ #include <linux/module.h> diff --git a/drivers/mfd/sky81452.c b/drivers/mfd/sky81452.c index 30a2a677100f..76eedfae8553 100644 --- a/drivers/mfd/sky81452.c +++ b/drivers/mfd/sky81452.c @@ -1,20 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sky81452.c SKY81452 MFD driver * * Copyright 2014 Skyworks Solutions Inc. * Author : Gyungoh Yoo <jack.yoo@skyworksinc.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/kernel.h> diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index d217debf382e..9b9b06d36cb1 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* linux/drivers/mfd/sm501.c * * Copyright (C) 2006 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> * Vincent Sanders <vince@simtec.co.uk> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * SM501 MFD driver */ diff --git a/drivers/mfd/sprd-sc27xx-spi.c b/drivers/mfd/sprd-sc27xx-spi.c index 43ac71691fe4..c0529a1cd5ea 100644 --- a/drivers/mfd/sprd-sc27xx-spi.c +++ b/drivers/mfd/sprd-sc27xx-spi.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2017 Spreadtrum Communications Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/interrupt.h> diff --git a/drivers/mfd/ssbi.c b/drivers/mfd/ssbi.c index 36b96fee4ce6..94f60df0decd 100644 --- a/drivers/mfd/ssbi.c +++ b/drivers/mfd/ssbi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2009-2013, The Linux Foundation. All rights reserved. * Copyright (c) 2010, Google Inc. * @@ -5,15 +6,6 @@ * * Author: Dima Zavin <dima@android.com> * - Largely rewritten from original to not be an i2c driver. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #define pr_fmt(fmt) "%s: " fmt, __func__ @@ -80,8 +72,6 @@ struct ssbi { int (*write)(struct ssbi *, u16 addr, const u8 *buf, int len); }; -#define to_ssbi(dev) platform_get_drvdata(to_platform_device(dev)) - static inline u32 ssbi_readl(struct ssbi *ssbi, u32 reg) { return readl(ssbi->base + reg); @@ -243,7 +233,7 @@ err: int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len) { - struct ssbi *ssbi = to_ssbi(dev); + struct ssbi *ssbi = dev_get_drvdata(dev); unsigned long flags; int ret; @@ -257,7 +247,7 @@ EXPORT_SYMBOL_GPL(ssbi_read); int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len) { - struct ssbi *ssbi = to_ssbi(dev); + struct ssbi *ssbi = dev_get_drvdata(dev); unsigned long flags; int ret; diff --git a/drivers/mfd/sta2x11-mfd.c b/drivers/mfd/sta2x11-mfd.c index cab9aabcaa1f..1819c8fe4d8f 100644 --- a/drivers/mfd/sta2x11-mfd.c +++ b/drivers/mfd/sta2x11-mfd.c @@ -1,22 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * STA2x11 mfd for GPIO, SCTL and APBREG * * Copyright (c) 2009-2011 Wind River Systems, Inc. * Copyright (c) 2011 ST Microelectronics (Alessandro Rubini, Davide Ciminaghi) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * See the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/stmfx.c b/drivers/mfd/stmfx.c new file mode 100644 index 000000000000..857991cb3cbb --- /dev/null +++ b/drivers/mfd/stmfx.c @@ -0,0 +1,545 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Driver for STMicroelectronics Multi-Function eXpander (STMFX) core + * + * Copyright (C) 2019 STMicroelectronics + * Author(s): Amelie Delaunay <amelie.delaunay@st.com>. + */ +#include <linux/bitfield.h> +#include <linux/i2c.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/mfd/core.h> +#include <linux/mfd/stmfx.h> +#include <linux/module.h> +#include <linux/regulator/consumer.h> + +static bool stmfx_reg_volatile(struct device *dev, unsigned int reg) +{ + switch (reg) { + case STMFX_REG_SYS_CTRL: + case STMFX_REG_IRQ_SRC_EN: + case STMFX_REG_IRQ_PENDING: + case STMFX_REG_IRQ_GPI_PENDING1: + case STMFX_REG_IRQ_GPI_PENDING2: + case STMFX_REG_IRQ_GPI_PENDING3: + case STMFX_REG_GPIO_STATE1: + case STMFX_REG_GPIO_STATE2: + case STMFX_REG_GPIO_STATE3: + case STMFX_REG_IRQ_GPI_SRC1: + case STMFX_REG_IRQ_GPI_SRC2: + case STMFX_REG_IRQ_GPI_SRC3: + case STMFX_REG_GPO_SET1: + case STMFX_REG_GPO_SET2: + case STMFX_REG_GPO_SET3: + case STMFX_REG_GPO_CLR1: + case STMFX_REG_GPO_CLR2: + case STMFX_REG_GPO_CLR3: + return true; + default: + return false; + } +} + +static bool stmfx_reg_writeable(struct device *dev, unsigned int reg) +{ + return (reg >= STMFX_REG_SYS_CTRL); +} + +static const struct regmap_config stmfx_regmap_config = { + .reg_bits = 8, + .reg_stride = 1, + .val_bits = 8, + .max_register = STMFX_REG_MAX, + .volatile_reg = stmfx_reg_volatile, + .writeable_reg = stmfx_reg_writeable, + .cache_type = REGCACHE_RBTREE, +}; + +static const struct resource stmfx_pinctrl_resources[] = { + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_GPIO), +}; + +static const struct resource stmfx_idd_resources[] = { + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_IDD), + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_ERROR), +}; + +static const struct resource stmfx_ts_resources[] = { + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_TS_DET), + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_TS_NE), + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_TS_TH), + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_TS_FULL), + DEFINE_RES_IRQ(STMFX_REG_IRQ_SRC_EN_TS_OVF), +}; + +static struct mfd_cell stmfx_cells[] = { + { + .of_compatible = "st,stmfx-0300-pinctrl", + .name = "stmfx-pinctrl", + .resources = stmfx_pinctrl_resources, + .num_resources = ARRAY_SIZE(stmfx_pinctrl_resources), + }, + { + .of_compatible = "st,stmfx-0300-idd", + .name = "stmfx-idd", + .resources = stmfx_idd_resources, + .num_resources = ARRAY_SIZE(stmfx_idd_resources), + }, + { + .of_compatible = "st,stmfx-0300-ts", + .name = "stmfx-ts", + .resources = stmfx_ts_resources, + .num_resources = ARRAY_SIZE(stmfx_ts_resources), + }, +}; + +static u8 stmfx_func_to_mask(u32 func) +{ + u8 mask = 0; + + if (func & STMFX_FUNC_GPIO) + mask |= STMFX_REG_SYS_CTRL_GPIO_EN; + + if ((func & STMFX_FUNC_ALTGPIO_LOW) || (func & STMFX_FUNC_ALTGPIO_HIGH)) + mask |= STMFX_REG_SYS_CTRL_ALTGPIO_EN; + + if (func & STMFX_FUNC_TS) + mask |= STMFX_REG_SYS_CTRL_TS_EN; + + if (func & STMFX_FUNC_IDD) + mask |= STMFX_REG_SYS_CTRL_IDD_EN; + + return mask; +} + +int stmfx_function_enable(struct stmfx *stmfx, u32 func) +{ + u32 sys_ctrl; + u8 mask; + int ret; + + ret = regmap_read(stmfx->map, STMFX_REG_SYS_CTRL, &sys_ctrl); + if (ret) + return ret; + + /* + * IDD and TS have priority in STMFX FW, so if IDD and TS are enabled, + * ALTGPIO function is disabled by STMFX FW. If IDD or TS is enabled, + * the number of aGPIO available decreases. To avoid GPIO management + * disturbance, abort IDD or TS function enable in this case. + */ + if (((func & STMFX_FUNC_IDD) || (func & STMFX_FUNC_TS)) && + (sys_ctrl & STMFX_REG_SYS_CTRL_ALTGPIO_EN)) { + dev_err(stmfx->dev, "ALTGPIO function already enabled\n"); + return -EBUSY; + } + + /* If TS is enabled, aGPIO[3:0] cannot be used */ + if ((func & STMFX_FUNC_ALTGPIO_LOW) && + (sys_ctrl & STMFX_REG_SYS_CTRL_TS_EN)) { + dev_err(stmfx->dev, "TS in use, aGPIO[3:0] unavailable\n"); + return -EBUSY; + } + + /* If IDD is enabled, aGPIO[7:4] cannot be used */ + if ((func & STMFX_FUNC_ALTGPIO_HIGH) && + (sys_ctrl & STMFX_REG_SYS_CTRL_IDD_EN)) { + dev_err(stmfx->dev, "IDD in use, aGPIO[7:4] unavailable\n"); + return -EBUSY; + } + + mask = stmfx_func_to_mask(func); + + return regmap_update_bits(stmfx->map, STMFX_REG_SYS_CTRL, mask, mask); +} +EXPORT_SYMBOL_GPL(stmfx_function_enable); + +int stmfx_function_disable(struct stmfx *stmfx, u32 func) +{ + u8 mask = stmfx_func_to_mask(func); + + return regmap_update_bits(stmfx->map, STMFX_REG_SYS_CTRL, mask, 0); +} +EXPORT_SYMBOL_GPL(stmfx_function_disable); + +static void stmfx_irq_bus_lock(struct irq_data *data) +{ + struct stmfx *stmfx = irq_data_get_irq_chip_data(data); + + mutex_lock(&stmfx->lock); +} + +static void stmfx_irq_bus_sync_unlock(struct irq_data *data) +{ + struct stmfx *stmfx = irq_data_get_irq_chip_data(data); + + regmap_write(stmfx->map, STMFX_REG_IRQ_SRC_EN, stmfx->irq_src); + + mutex_unlock(&stmfx->lock); +} + +static void stmfx_irq_mask(struct irq_data *data) +{ + struct stmfx *stmfx = irq_data_get_irq_chip_data(data); + + stmfx->irq_src &= ~BIT(data->hwirq % 8); +} + +static void stmfx_irq_unmask(struct irq_data *data) +{ + struct stmfx *stmfx = irq_data_get_irq_chip_data(data); + + stmfx->irq_src |= BIT(data->hwirq % 8); +} + +static struct irq_chip stmfx_irq_chip = { + .name = "stmfx-core", + .irq_bus_lock = stmfx_irq_bus_lock, + .irq_bus_sync_unlock = stmfx_irq_bus_sync_unlock, + .irq_mask = stmfx_irq_mask, + .irq_unmask = stmfx_irq_unmask, +}; + +static irqreturn_t stmfx_irq_handler(int irq, void *data) +{ + struct stmfx *stmfx = data; + unsigned long bits; + u32 pending, ack; + int n, ret; + + ret = regmap_read(stmfx->map, STMFX_REG_IRQ_PENDING, &pending); + if (ret) + return IRQ_NONE; + + /* + * There is no ACK for GPIO, MFX_REG_IRQ_PENDING_GPIO is a logical OR + * of MFX_REG_IRQ_GPI _PENDING1/_PENDING2/_PENDING3 + */ + ack = pending & ~BIT(STMFX_REG_IRQ_SRC_EN_GPIO); + if (ack) { + ret = regmap_write(stmfx->map, STMFX_REG_IRQ_ACK, ack); + if (ret) + return IRQ_NONE; + } + + bits = pending; + for_each_set_bit(n, &bits, STMFX_REG_IRQ_SRC_MAX) + handle_nested_irq(irq_find_mapping(stmfx->irq_domain, n)); + + return IRQ_HANDLED; +} + +static int stmfx_irq_map(struct irq_domain *d, unsigned int virq, + irq_hw_number_t hwirq) +{ + irq_set_chip_data(virq, d->host_data); + irq_set_chip_and_handler(virq, &stmfx_irq_chip, handle_simple_irq); + irq_set_nested_thread(virq, 1); + irq_set_noprobe(virq); + + return 0; +} + +static void stmfx_irq_unmap(struct irq_domain *d, unsigned int virq) +{ + irq_set_chip_and_handler(virq, NULL, NULL); + irq_set_chip_data(virq, NULL); +} + +static const struct irq_domain_ops stmfx_irq_ops = { + .map = stmfx_irq_map, + .unmap = stmfx_irq_unmap, +}; + +static void stmfx_irq_exit(struct i2c_client *client) +{ + struct stmfx *stmfx = i2c_get_clientdata(client); + int hwirq; + + for (hwirq = 0; hwirq < STMFX_REG_IRQ_SRC_MAX; hwirq++) + irq_dispose_mapping(irq_find_mapping(stmfx->irq_domain, hwirq)); + + irq_domain_remove(stmfx->irq_domain); +} + +static int stmfx_irq_init(struct i2c_client *client) +{ + struct stmfx *stmfx = i2c_get_clientdata(client); + u32 irqoutpin = 0, irqtrigger; + int ret; + + stmfx->irq_domain = irq_domain_add_simple(stmfx->dev->of_node, + STMFX_REG_IRQ_SRC_MAX, 0, + &stmfx_irq_ops, stmfx); + if (!stmfx->irq_domain) { + dev_err(stmfx->dev, "Failed to create IRQ domain\n"); + return -EINVAL; + } + + if (!of_property_read_bool(stmfx->dev->of_node, "drive-open-drain")) + irqoutpin |= STMFX_REG_IRQ_OUT_PIN_TYPE; + + irqtrigger = irq_get_trigger_type(client->irq); + if ((irqtrigger & IRQ_TYPE_EDGE_RISING) || + (irqtrigger & IRQ_TYPE_LEVEL_HIGH)) + irqoutpin |= STMFX_REG_IRQ_OUT_PIN_POL; + + ret = regmap_write(stmfx->map, STMFX_REG_IRQ_OUT_PIN, irqoutpin); + if (ret) + return ret; + + ret = devm_request_threaded_irq(stmfx->dev, client->irq, + NULL, stmfx_irq_handler, + irqtrigger | IRQF_ONESHOT, + "stmfx", stmfx); + if (ret) + stmfx_irq_exit(client); + + return ret; +} + +static int stmfx_chip_reset(struct stmfx *stmfx) +{ + int ret; + + ret = regmap_write(stmfx->map, STMFX_REG_SYS_CTRL, + STMFX_REG_SYS_CTRL_SWRST); + if (ret) + return ret; + + msleep(STMFX_BOOT_TIME_MS); + + return ret; +} + +static int stmfx_chip_init(struct i2c_client *client) +{ + struct stmfx *stmfx = i2c_get_clientdata(client); + u32 id; + u8 version[2]; + int ret; + + stmfx->vdd = devm_regulator_get_optional(&client->dev, "vdd"); + ret = PTR_ERR_OR_ZERO(stmfx->vdd); + if (ret == -ENODEV) { + stmfx->vdd = NULL; + } else if (ret == -EPROBE_DEFER) { + return ret; + } else if (ret) { + dev_err(&client->dev, "Failed to get VDD regulator: %d\n", ret); + return ret; + } + + if (stmfx->vdd) { + ret = regulator_enable(stmfx->vdd); + if (ret) { + dev_err(&client->dev, "VDD enable failed: %d\n", ret); + return ret; + } + } + + ret = regmap_read(stmfx->map, STMFX_REG_CHIP_ID, &id); + if (ret) { + dev_err(&client->dev, "Error reading chip ID: %d\n", ret); + goto err; + } + + /* + * Check that ID is the complement of the I2C address: + * STMFX I2C address follows the 7-bit format (MSB), that's why + * client->addr is shifted. + * + * STMFX_I2C_ADDR| STMFX | Linux + * input pin | I2C device address | I2C device address + *--------------------------------------------------------- + * 0 | b: 1000 010x h:0x84 | 0x42 + * 1 | b: 1000 011x h:0x86 | 0x43 + */ + if (FIELD_GET(STMFX_REG_CHIP_ID_MASK, ~id) != (client->addr << 1)) { + dev_err(&client->dev, "Unknown chip ID: %#x\n", id); + ret = -EINVAL; + goto err; + } + + ret = regmap_bulk_read(stmfx->map, STMFX_REG_FW_VERSION_MSB, + version, ARRAY_SIZE(version)); + if (ret) { + dev_err(&client->dev, "Error reading FW version: %d\n", ret); + goto err; + } + + dev_info(&client->dev, "STMFX id: %#x, fw version: %x.%02x\n", + id, version[0], version[1]); + + ret = stmfx_chip_reset(stmfx); + if (ret) { + dev_err(&client->dev, "Failed to reset chip: %d\n", ret); + goto err; + } + + return 0; + +err: + if (stmfx->vdd) + return regulator_disable(stmfx->vdd); + + return ret; +} + +static int stmfx_chip_exit(struct i2c_client *client) +{ + struct stmfx *stmfx = i2c_get_clientdata(client); + + regmap_write(stmfx->map, STMFX_REG_IRQ_SRC_EN, 0); + regmap_write(stmfx->map, STMFX_REG_SYS_CTRL, 0); + + if (stmfx->vdd) + return regulator_disable(stmfx->vdd); + + return 0; +} + +static int stmfx_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct device *dev = &client->dev; + struct stmfx *stmfx; + int ret; + + stmfx = devm_kzalloc(dev, sizeof(*stmfx), GFP_KERNEL); + if (!stmfx) + return -ENOMEM; + + i2c_set_clientdata(client, stmfx); + + stmfx->dev = dev; + + stmfx->map = devm_regmap_init_i2c(client, &stmfx_regmap_config); + if (IS_ERR(stmfx->map)) { + ret = PTR_ERR(stmfx->map); + dev_err(dev, "Failed to allocate register map: %d\n", ret); + return ret; + } + + mutex_init(&stmfx->lock); + + ret = stmfx_chip_init(client); + if (ret) { + if (ret == -ETIMEDOUT) + return -EPROBE_DEFER; + return ret; + } + + if (client->irq < 0) { + dev_err(dev, "Failed to get IRQ: %d\n", client->irq); + ret = client->irq; + goto err_chip_exit; + } + + ret = stmfx_irq_init(client); + if (ret) + goto err_chip_exit; + + ret = devm_mfd_add_devices(dev, PLATFORM_DEVID_NONE, + stmfx_cells, ARRAY_SIZE(stmfx_cells), NULL, + 0, stmfx->irq_domain); + if (ret) + goto err_irq_exit; + + return 0; + +err_irq_exit: + stmfx_irq_exit(client); +err_chip_exit: + stmfx_chip_exit(client); + + return ret; +} + +static int stmfx_remove(struct i2c_client *client) +{ + stmfx_irq_exit(client); + + return stmfx_chip_exit(client); +} + +#ifdef CONFIG_PM_SLEEP +static int stmfx_suspend(struct device *dev) +{ + struct stmfx *stmfx = dev_get_drvdata(dev); + int ret; + + ret = regmap_raw_read(stmfx->map, STMFX_REG_SYS_CTRL, + &stmfx->bkp_sysctrl, sizeof(stmfx->bkp_sysctrl)); + if (ret) + return ret; + + ret = regmap_raw_read(stmfx->map, STMFX_REG_IRQ_OUT_PIN, + &stmfx->bkp_irqoutpin, + sizeof(stmfx->bkp_irqoutpin)); + if (ret) + return ret; + + if (stmfx->vdd) + return regulator_disable(stmfx->vdd); + + return 0; +} + +static int stmfx_resume(struct device *dev) +{ + struct stmfx *stmfx = dev_get_drvdata(dev); + int ret; + + if (stmfx->vdd) { + ret = regulator_enable(stmfx->vdd); + if (ret) { + dev_err(stmfx->dev, + "VDD enable failed: %d\n", ret); + return ret; + } + } + + ret = regmap_raw_write(stmfx->map, STMFX_REG_SYS_CTRL, + &stmfx->bkp_sysctrl, sizeof(stmfx->bkp_sysctrl)); + if (ret) + return ret; + + ret = regmap_raw_write(stmfx->map, STMFX_REG_IRQ_OUT_PIN, + &stmfx->bkp_irqoutpin, + sizeof(stmfx->bkp_irqoutpin)); + if (ret) + return ret; + + ret = regmap_raw_write(stmfx->map, STMFX_REG_IRQ_SRC_EN, + &stmfx->irq_src, sizeof(stmfx->irq_src)); + if (ret) + return ret; + + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(stmfx_dev_pm_ops, stmfx_suspend, stmfx_resume); + +static const struct of_device_id stmfx_of_match[] = { + { .compatible = "st,stmfx-0300", }, + {}, +}; +MODULE_DEVICE_TABLE(of, stmfx_of_match); + +static struct i2c_driver stmfx_driver = { + .driver = { + .name = "stmfx-core", + .of_match_table = of_match_ptr(stmfx_of_match), + .pm = &stmfx_dev_pm_ops, + }, + .probe = stmfx_probe, + .remove = stmfx_remove, +}; +module_i2c_driver(stmfx_driver); + +MODULE_DESCRIPTION("STMFX core driver"); +MODULE_AUTHOR("Amelie Delaunay <amelie.delaunay@st.com>"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/mfd/stmpe-i2c.c b/drivers/mfd/stmpe-i2c.c index 863c39a3353c..61aa020199f5 100644 --- a/drivers/mfd/stmpe-i2c.c +++ b/drivers/mfd/stmpe-i2c.c @@ -1,10 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ST Microelectronics MFD: stmpe's i2c client specific driver * * Copyright (C) ST-Ericsson SA 2010 * Copyright (C) ST Microelectronics SA 2011 * - * License Terms: GNU General Public License, version 2 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson * Author: Viresh Kumar <vireshk@kernel.org> for ST Microelectronics */ diff --git a/drivers/mfd/stmpe-spi.c b/drivers/mfd/stmpe-spi.c index f8b14ab8b9d7..7351734f7593 100644 --- a/drivers/mfd/stmpe-spi.c +++ b/drivers/mfd/stmpe-spi.c @@ -1,9 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ST Microelectronics MFD: stmpe's spi client specific driver * * Copyright (C) ST Microelectronics SA 2011 * - * License Terms: GNU General Public License, version 2 * Author: Viresh Kumar <vireshk@kernel.org> for ST Microelectronics */ diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c index f2acb1f6a29c..1aee3b3253fc 100644 --- a/drivers/mfd/stmpe.c +++ b/drivers/mfd/stmpe.c @@ -1,9 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ST Microelectronics MFD: stmpe's driver * * Copyright (C) ST-Ericsson SA 2010 * - * License Terms: GNU General Public License, version 2 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson */ diff --git a/drivers/mfd/stmpe.h b/drivers/mfd/stmpe.h index f7efdd8a5fc6..83491e99ba3c 100644 --- a/drivers/mfd/stmpe.h +++ b/drivers/mfd/stmpe.h @@ -1,7 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) ST-Ericsson SA 2010 * - * License Terms: GNU General Public License, version 2 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson */ diff --git a/drivers/mfd/stw481x.c b/drivers/mfd/stw481x.c index 3cc80956260e..7478f03ccbae 100644 --- a/drivers/mfd/stw481x.c +++ b/drivers/mfd/stw481x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core driver for STw4810/STw4811 * @@ -5,8 +6,6 @@ * Written on behalf of Linaro for ST-Ericsson * * Author: Linus Walleij <linus.walleij@linaro.org> - * - * License terms: GNU General Public License (GPL) version 2 */ #include <linux/err.h> diff --git a/drivers/mfd/sun4i-gpadc.c b/drivers/mfd/sun4i-gpadc.c index 9cfc88134d03..b346fbce3c01 100644 --- a/drivers/mfd/sun4i-gpadc.c +++ b/drivers/mfd/sun4i-gpadc.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* ADC MFD core driver for sunxi platforms * * Copyright (c) 2016 Quentin Schulz <quentin.schulz@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/drivers/mfd/sun6i-prcm.c b/drivers/mfd/sun6i-prcm.c index 2b658bed47db..c31927d4bbbe 100644 --- a/drivers/mfd/sun6i-prcm.c +++ b/drivers/mfd/sun6i-prcm.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Free Electrons * - * License Terms: GNU General Public License v2 * Author: Boris BREZILLON <boris.brezillon@free-electrons.com> * * Allwinner PRCM (Power/Reset/Clock Management) driver - * */ #include <linux/mfd/core.h> @@ -148,13 +147,12 @@ static const struct of_device_id sun6i_prcm_dt_ids[] = { static int sun6i_prcm_probe(struct platform_device *pdev) { - struct device_node *np = pdev->dev.of_node; const struct of_device_id *match; const struct prcm_data *data; struct resource *res; int ret; - match = of_match_node(sun6i_prcm_dt_ids, np); + match = of_match_node(sun6i_prcm_dt_ids, pdev->dev.of_node); if (!match) return -EINVAL; diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c index 0ecdffb3d967..b65e585fc8c6 100644 --- a/drivers/mfd/syscon.c +++ b/drivers/mfd/syscon.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * System Control Driver * @@ -5,13 +6,9 @@ * Copyright (C) 2012 Linaro Ltd. * * Author: Dong Aisheng <dong.aisheng@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ +#include <linux/clk.h> #include <linux/err.h> #include <linux/hwspinlock.h> #include <linux/io.h> @@ -45,6 +42,7 @@ static const struct regmap_config syscon_regmap_config = { static struct syscon *of_syscon_register(struct device_node *np) { + struct clk *clk; struct syscon *syscon; struct regmap *regmap; void __iomem *base; @@ -119,6 +117,18 @@ static struct syscon *of_syscon_register(struct device_node *np) goto err_regmap; } + clk = of_clk_get(np, 0); + if (IS_ERR(clk)) { + ret = PTR_ERR(clk); + /* clock is optional */ + if (ret != -ENOENT) + goto err_clk; + } else { + ret = regmap_mmio_attach_clk(regmap, clk); + if (ret) + goto err_attach; + } + syscon->regmap = regmap; syscon->np = np; @@ -128,6 +138,11 @@ static struct syscon *of_syscon_register(struct device_node *np) return syscon; +err_attach: + if (!IS_ERR(clk)) + clk_put(clk); +err_clk: + regmap_exit(regmap); err_regmap: iounmap(base); err_map: @@ -175,27 +190,6 @@ struct regmap *syscon_regmap_lookup_by_compatible(const char *s) } EXPORT_SYMBOL_GPL(syscon_regmap_lookup_by_compatible); -static int syscon_match_pdevname(struct device *dev, void *data) -{ - return !strcmp(dev_name(dev), (const char *)data); -} - -struct regmap *syscon_regmap_lookup_by_pdevname(const char *s) -{ - struct device *dev; - struct syscon *syscon; - - dev = driver_find_device(&syscon_driver.driver, NULL, (void *)s, - syscon_match_pdevname); - if (!dev) - return ERR_PTR(-EPROBE_DEFER); - - syscon = dev_get_drvdata(dev); - - return syscon->regmap; -} -EXPORT_SYMBOL_GPL(syscon_regmap_lookup_by_pdevname); - struct regmap *syscon_regmap_lookup_by_phandle(struct device_node *np, const char *property) { diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c index 43d8683266de..70da0c4ae457 100644 --- a/drivers/mfd/t7l66xb.c +++ b/drivers/mfd/t7l66xb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * * Toshiba T7L66XB core mfd support @@ -5,10 +6,6 @@ * Copyright (c) 2005, 2007, 2008 Ian Molton * Copyright (c) 2008 Dmitry Baryshkov * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * T7L66 features: * * Supported in this driver: @@ -82,8 +79,7 @@ struct t7l66xb { static int t7l66xb_mmc_enable(struct platform_device *mmc) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct t7l66xb *t7l66xb = platform_get_drvdata(dev); + struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent); unsigned long flags; u8 dev_ctl; int ret; @@ -108,8 +104,7 @@ static int t7l66xb_mmc_enable(struct platform_device *mmc) static int t7l66xb_mmc_disable(struct platform_device *mmc) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct t7l66xb *t7l66xb = platform_get_drvdata(dev); + struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent); unsigned long flags; u8 dev_ctl; @@ -128,16 +123,14 @@ static int t7l66xb_mmc_disable(struct platform_device *mmc) static void t7l66xb_mmc_pwr(struct platform_device *mmc, int state) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct t7l66xb *t7l66xb = platform_get_drvdata(dev); + struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_pwr(t7l66xb->scr + 0x200, 0, state); } static void t7l66xb_mmc_clk_div(struct platform_device *mmc, int state) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct t7l66xb *t7l66xb = platform_get_drvdata(dev); + struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_clk_div(t7l66xb->scr + 0x200, 0, state); } diff --git a/drivers/mfd/tc3589x.c b/drivers/mfd/tc3589x.c index cc9e563f23aa..67c9995bb1aa 100644 --- a/drivers/mfd/tc3589x.c +++ b/drivers/mfd/tc3589x.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson SA 2010 * - * License Terms: GNU General Public License, version 2 * Author: Hanumath Prasad <hanumath.prasad@stericsson.com> for ST-Ericsson * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson */ diff --git a/drivers/mfd/tc6387xb.c b/drivers/mfd/tc6387xb.c index 85fab3729102..c66a701ab21c 100644 --- a/drivers/mfd/tc6387xb.c +++ b/drivers/mfd/tc6387xb.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Toshiba TC6387XB support * Copyright (c) 2005 Ian Molton * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This file contains TC6387XB base support. - * */ #include <linux/module.h> @@ -80,16 +76,14 @@ static int tc6387xb_resume(struct platform_device *dev) static void tc6387xb_mmc_pwr(struct platform_device *mmc, int state) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6387xb *tc6387xb = platform_get_drvdata(dev); + struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_pwr(tc6387xb->scr + 0x200, 0, state); } static void tc6387xb_mmc_clk_div(struct platform_device *mmc, int state) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6387xb *tc6387xb = platform_get_drvdata(dev); + struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_clk_div(tc6387xb->scr + 0x200, 0, state); } @@ -97,8 +91,7 @@ static void tc6387xb_mmc_clk_div(struct platform_device *mmc, int state) static int tc6387xb_mmc_enable(struct platform_device *mmc) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6387xb *tc6387xb = platform_get_drvdata(dev); + struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent); clk_prepare_enable(tc6387xb->clk32k); @@ -110,8 +103,7 @@ static int tc6387xb_mmc_enable(struct platform_device *mmc) static int tc6387xb_mmc_disable(struct platform_device *mmc) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6387xb *tc6387xb = platform_get_drvdata(dev); + struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent); clk_disable_unprepare(tc6387xb->clk32k); diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c index 0c9f0390e891..05d5059ca203 100644 --- a/drivers/mfd/tc6393xb.c +++ b/drivers/mfd/tc6393xb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Toshiba TC6393XB SoC support * @@ -8,10 +9,6 @@ * * Based on code written by Sharp/Lineo for 2.4 kernels * Based on locomo.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> @@ -122,14 +119,13 @@ enum { static int tc6393xb_nand_enable(struct platform_device *nand) { - struct platform_device *dev = to_platform_device(nand->dev.parent); - struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + struct tc6393xb *tc6393xb = dev_get_drvdata(nand->dev.parent); unsigned long flags; raw_spin_lock_irqsave(&tc6393xb->lock, flags); /* SMD buffer on */ - dev_dbg(&dev->dev, "SMD buffer on\n"); + dev_dbg(nand->dev.parent, "SMD buffer on\n"); tmio_iowrite8(0xff, tc6393xb->scr + SCR_GPI_BCR(1)); raw_spin_unlock_irqrestore(&tc6393xb->lock, flags); @@ -312,8 +308,7 @@ static int tc6393xb_fb_disable(struct platform_device *dev) int tc6393xb_lcd_set_power(struct platform_device *fb, bool on) { - struct platform_device *dev = to_platform_device(fb->dev.parent); - struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + struct tc6393xb *tc6393xb = dev_get_drvdata(fb->dev.parent); u8 fer; unsigned long flags; @@ -334,8 +329,7 @@ EXPORT_SYMBOL(tc6393xb_lcd_set_power); int tc6393xb_lcd_mode(struct platform_device *fb, const struct fb_videomode *mode) { - struct platform_device *dev = to_platform_device(fb->dev.parent); - struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + struct tc6393xb *tc6393xb = dev_get_drvdata(fb->dev.parent); unsigned long flags; raw_spin_lock_irqsave(&tc6393xb->lock, flags); @@ -351,8 +345,7 @@ EXPORT_SYMBOL(tc6393xb_lcd_mode); static int tc6393xb_mmc_enable(struct platform_device *mmc) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_enable(tc6393xb->scr + 0x200, 0, tc6393xb_mmc_resources[0].start & 0xfffe); @@ -362,8 +355,7 @@ static int tc6393xb_mmc_enable(struct platform_device *mmc) static int tc6393xb_mmc_resume(struct platform_device *mmc) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_resume(tc6393xb->scr + 0x200, 0, tc6393xb_mmc_resources[0].start & 0xfffe); @@ -373,16 +365,14 @@ static int tc6393xb_mmc_resume(struct platform_device *mmc) static void tc6393xb_mmc_pwr(struct platform_device *mmc, int state) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_pwr(tc6393xb->scr + 0x200, 0, state); } static void tc6393xb_mmc_clk_div(struct platform_device *mmc, int state) { - struct platform_device *dev = to_platform_device(mmc->dev.parent); - struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent); tmio_core_mmc_clk_div(tc6393xb->scr + 0x200, 0, state); } diff --git a/drivers/mfd/ti-lmu.c b/drivers/mfd/ti-lmu.c index 37d0bdb291c3..fd6e8c417baa 100644 --- a/drivers/mfd/ti-lmu.c +++ b/drivers/mfd/ti-lmu.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TI LMU (Lighting Management Unit) Core Driver * * Copyright 2017 Texas Instruments * * Author: Milo Kim <milo.kim@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> @@ -54,14 +51,6 @@ static void ti_lmu_disable_hw(void *data) gpiod_set_value(lmu->en_gpio, 0); } -static const struct mfd_cell lm3532_devices[] = { - { - .name = "ti-lmu-backlight", - .id = LM3532, - .of_compatible = "ti,lm3532-backlight", - }, -}; - #define LM363X_REGULATOR(_id) \ { \ .name = "lm363x-regulator", \ @@ -119,17 +108,14 @@ static const struct mfd_cell lm3695_devices[] = { }, }; -static const struct mfd_cell lm3697_devices[] = { +static const struct mfd_cell lm36274_devices[] = { + LM363X_REGULATOR(LM36274_BOOST), + LM363X_REGULATOR(LM36274_LDO_POS), + LM363X_REGULATOR(LM36274_LDO_NEG), { - .name = "ti-lmu-backlight", - .id = LM3697, - .of_compatible = "ti,lm3697-backlight", - }, - /* Monitoring driver for open/short circuit detection */ - { - .name = "ti-lmu-fault-monitor", - .id = LM3697, - .of_compatible = "ti,lm3697-fault-monitor", + .name = "lm36274-leds", + .id = LM36274, + .of_compatible = "ti,lm36274-backlight", }, }; @@ -141,12 +127,11 @@ static const struct ti_lmu_data chip##_data = \ .max_register = max_reg, \ } \ -TI_LMU_DATA(lm3532, LM3532_MAX_REG); TI_LMU_DATA(lm3631, LM3631_MAX_REG); TI_LMU_DATA(lm3632, LM3632_MAX_REG); TI_LMU_DATA(lm3633, LM3633_MAX_REG); TI_LMU_DATA(lm3695, LM3695_MAX_REG); -TI_LMU_DATA(lm3697, LM3697_MAX_REG); +TI_LMU_DATA(lm36274, LM36274_MAX_REG); static int ti_lmu_probe(struct i2c_client *cl, const struct i2c_device_id *id) { @@ -211,23 +196,21 @@ static int ti_lmu_probe(struct i2c_client *cl, const struct i2c_device_id *id) } static const struct of_device_id ti_lmu_of_match[] = { - { .compatible = "ti,lm3532", .data = &lm3532_data }, { .compatible = "ti,lm3631", .data = &lm3631_data }, { .compatible = "ti,lm3632", .data = &lm3632_data }, { .compatible = "ti,lm3633", .data = &lm3633_data }, { .compatible = "ti,lm3695", .data = &lm3695_data }, - { .compatible = "ti,lm3697", .data = &lm3697_data }, + { .compatible = "ti,lm36274", .data = &lm36274_data }, { } }; MODULE_DEVICE_TABLE(of, ti_lmu_of_match); static const struct i2c_device_id ti_lmu_ids[] = { - { "lm3532", LM3532 }, { "lm3631", LM3631 }, { "lm3632", LM3632 }, { "lm3633", LM3633 }, { "lm3695", LM3695 }, - { "lm3697", LM3697 }, + { "lm36274", LM36274 }, { } }; MODULE_DEVICE_TABLE(i2c, ti_lmu_ids); diff --git a/drivers/mfd/timberdale.c b/drivers/mfd/timberdale.c index 436e34705af1..60c122e9b39f 100644 --- a/drivers/mfd/timberdale.c +++ b/drivers/mfd/timberdale.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * timberdale.c timberdale FPGA MFD driver * Copyright (c) 2009 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Supports: diff --git a/drivers/mfd/timberdale.h b/drivers/mfd/timberdale.h index 4412acd826fa..b01d2388e1af 100644 --- a/drivers/mfd/timberdale.h +++ b/drivers/mfd/timberdale.h @@ -1,19 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * timberdale.h timberdale FPGA MFD driver defines * Copyright (c) 2009 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Supports: diff --git a/drivers/mfd/tmio_core.c b/drivers/mfd/tmio_core.c index ebf54cc28f7a..7ee873551482 100644 --- a/drivers/mfd/tmio_core.c +++ b/drivers/mfd/tmio_core.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright(c) 2009 Ian Molton <spyro@f2s.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/drivers/mfd/tps6105x.c b/drivers/mfd/tps6105x.c index 187848c93779..6ac3607a79c2 100644 --- a/drivers/mfd/tps6105x.c +++ b/drivers/mfd/tps6105x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core driver for TPS61050/61052 boost converters, used for while LED * driving, audio power amplification, white LED flash, and generic @@ -9,8 +10,6 @@ * Written on behalf of Linaro for ST-Ericsson * * Author: Linus Walleij <linus.walleij@linaro.org> - * - * License terms: GNU General Public License (GPL) version 2 */ #include <linux/module.h> diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c index 2ab67386b4ef..65fcc58c02da 100644 --- a/drivers/mfd/tps65010.c +++ b/drivers/mfd/tps65010.c @@ -1,22 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * tps65010 - driver for tps6501x power management chips * * Copyright (C) 2004 Texas Instruments * Copyright (C) 2004-2005 David Brownell - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <linux/kernel.h> diff --git a/drivers/mfd/tps65090.c b/drivers/mfd/tps65090.c index 6968df4d7828..6cdf6c315034 100644 --- a/drivers/mfd/tps65090.c +++ b/drivers/mfd/tps65090.c @@ -1,21 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core driver for TI TPS65090 PMIC family * * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. * * Author: Venu Byravarasu <vbyravarasu@nvidia.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/interrupt.h> diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c index 9c7925ca13cf..c8aadd39324e 100644 --- a/drivers/mfd/tps6586x.c +++ b/drivers/mfd/tps6586x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core driver for TI TPS6586x PMIC family * @@ -9,10 +10,6 @@ * Mike Rapoport <mike@compulab.co.il> * Copyright (C) 2006-2008 Marvell International Ltd. * Eric Miao <eric.miao@marvell.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/interrupt.h> diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c index aa3d472a10ff..11959021b50a 100644 --- a/drivers/mfd/tps65910.c +++ b/drivers/mfd/tps65910.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * tps65910.c -- TI TPS6591x chip family multi-function driver * @@ -5,12 +6,6 @@ * * Author: Graeme Gregory <gg@slimlogic.co.uk> * Author: Jorge Eduardo Candelaria <jedu@slimlogic.co.uk> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/init.h> diff --git a/drivers/mfd/tps65911-comparator.c b/drivers/mfd/tps65911-comparator.c index 33591767fb9b..2334cd61c98d 100644 --- a/drivers/mfd/tps65911-comparator.c +++ b/drivers/mfd/tps65911-comparator.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * tps65910.c -- TI TPS6591x * * Copyright 2010 Texas Instruments Inc. * * Author: Jorge Eduardo Candelaria <jedu@slimlogic.co.uk> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/tps65912-spi.c b/drivers/mfd/tps65912-spi.c index 3bd75061f777..f78be039e463 100644 --- a/drivers/mfd/tps65912-spi.c +++ b/drivers/mfd/tps65912-spi.c @@ -27,6 +27,7 @@ static const struct of_device_id tps65912_spi_of_match_table[] = { { .compatible = "ti,tps65912", }, { /* sentinel */ } }; +MODULE_DEVICE_TABLE(of, tps65912_spi_of_match_table); static int tps65912_spi_probe(struct spi_device *spi) { diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index 104477b512a2..448d9397ff04 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * twl_core.c - driver for TWL4030/TWL5030/TWL60X0/TPS659x0 PM * and audio CODEC devices @@ -12,20 +13,6 @@ * * Code cleanup and modifications to IRQ handler. * by syed khasim <x0khasim@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> diff --git a/drivers/mfd/twl4030-audio.c b/drivers/mfd/twl4030-audio.c index dc94ffc6321a..4536d829b43e 100644 --- a/drivers/mfd/twl4030-audio.c +++ b/drivers/mfd/twl4030-audio.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD driver for twl4030 audio submodule, which contains an audio codec, and * the vibra control. @@ -5,21 +6,6 @@ * Author: Peter Ujfalusi <peter.ujfalusi@ti.com> * * Copyright: (C) 2009 Nokia Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * */ #include <linux/module.h> diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c index b16c16f194fd..910a304b397c 100644 --- a/drivers/mfd/twl4030-irq.c +++ b/drivers/mfd/twl4030-irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * twl4030-irq.c - TWL4030/TPS659x0 irq support * @@ -11,20 +12,6 @@ * * Code cleanup and modifications to IRQ handler. * by syed khasim <x0khasim@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/export.h> diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c index e939431ed10c..aff2dfbf3bf9 100644 --- a/drivers/mfd/twl6030-irq.c +++ b/drivers/mfd/twl6030-irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * twl6030-irq.c - TWL6030 irq support * @@ -15,20 +16,6 @@ * TWL6030 specific code and IRQ handling changes by * Jagadeesh Bhaskar Pakaravoor <j-pakaravoor@ti.com> * Balaji T K <balajitk@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/export.h> diff --git a/drivers/mfd/twl6040.c b/drivers/mfd/twl6040.c index 7c3c5fd5fcd0..b9c6d94b4002 100644 --- a/drivers/mfd/twl6040.c +++ b/drivers/mfd/twl6040.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD driver for TWL6040 audio device * @@ -6,21 +7,6 @@ * Peter Ujfalusi <peter.ujfalusi@ti.com> * * Copyright: (C) 2011 Texas Instruments, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * */ #include <linux/module.h> @@ -322,8 +308,19 @@ int twl6040_power(struct twl6040 *twl6040, int on) } } + /* + * Register access can produce errors after power-up unless we + * wait at least 8ms based on measurements on duovero. + */ + usleep_range(10000, 12000); + /* Sync with the HW */ - regcache_sync(twl6040->regmap); + ret = regcache_sync(twl6040->regmap); + if (ret) { + dev_err(twl6040->dev, "Failed to sync with the HW: %i\n", + ret); + goto out; + } /* Default PLL configuration after power up */ twl6040->pll = TWL6040_SYSCLK_SEL_LPPLL; diff --git a/drivers/mfd/ucb1400_core.c b/drivers/mfd/ucb1400_core.c index ebb20edf9c17..8c3832a58ef6 100644 --- a/drivers/mfd/ucb1400_core.c +++ b/drivers/mfd/ucb1400_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Core functions for: * Philips UCB1400 multifunction chip @@ -11,10 +12,6 @@ * If something doesn't work and it worked before spliting, e-mail me, * dont bother Nicolas please ;-) * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This code is heavily based on ucb1x00-*.c copyrighted by Russell King * covering the UCB1100, UCB1200 and UCB1300.. Support for the UCB1400 has * been made separate from ucb1x00-core/ucb1x00-ts on Russell's request. diff --git a/drivers/mfd/ucb1x00-assabet.c b/drivers/mfd/ucb1x00-assabet.c index b63c0756a669..ecc9e9fc331d 100644 --- a/drivers/mfd/ucb1x00-assabet.c +++ b/drivers/mfd/ucb1x00-assabet.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/drivers/mfd/ucb1x00-assabet.c * * Copyright (C) 2001-2003 Russell King, All Rights Reserved. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License. - * * We handle the machine-specific bits of the UCB1x00 driver here. */ #include <linux/module.h> diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c index d6fb2e1a759a..b690796d24d4 100644 --- a/drivers/mfd/ucb1x00-core.c +++ b/drivers/mfd/ucb1x00-core.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/drivers/mfd/ucb1x00-core.c * * Copyright (C) 2001 Russell King, All Rights Reserved. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License. - * * The UCB1x00 core driver provides basic services for handling IO, * the ADC, interrupts, and accessing registers. It is designed * such that everything goes through this layer, thereby providing diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c index 1e0e20c0e082..6e1b38f9f26c 100644 --- a/drivers/mfd/ucb1x00-ts.c +++ b/drivers/mfd/ucb1x00-ts.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Touchscreen driver for UCB1x00-based touchscreens * * Copyright (C) 2001 Russell King, All Rights Reserved. * Copyright (C) 2005 Pavel Machek * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * 21-Jan-2002 <jco@ict.es> : * * Added support for synchronous A/D mode. This mode is useful to diff --git a/drivers/mfd/vexpress-sysreg.c b/drivers/mfd/vexpress-sysreg.c index 201a3ea2a9d3..c68ff56dbdb1 100644 --- a/drivers/mfd/vexpress-sysreg.c +++ b/drivers/mfd/vexpress-sysreg.c @@ -1,12 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. * * Copyright (C) 2012 ARM Limited */ diff --git a/drivers/mfd/viperboard.c b/drivers/mfd/viperboard.c index e9f61262d583..ba867b7ecfad 100644 --- a/drivers/mfd/viperboard.c +++ b/drivers/mfd/viperboard.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Nano River Technologies viperboard driver * @@ -9,12 +10,6 @@ * (C) 2012 by Lemonage GmbH * Author: Lars Poeschel <poeschel@lemonage.de> * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/vx855.c b/drivers/mfd/vx855.c index 84f01da4875e..985f81c1739c 100644 --- a/drivers/mfd/vx855.c +++ b/drivers/mfd/vx855.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux multi-function-device driver (MFD) for the integrated peripherals * of the VIA VX855 chipset @@ -6,22 +7,6 @@ * Copyright (C) 2010 One Laptop per Child * Author: Harald Welte <HaraldWelte@viatech.com> * All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wl1273-core.c b/drivers/mfd/wl1273-core.c index 708046592b33..1ab5e15a65eb 100644 --- a/drivers/mfd/wl1273-core.c +++ b/drivers/mfd/wl1273-core.c @@ -1,23 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MFD driver for wl1273 FM radio and audio codec submodules. * * Copyright (C) 2011 Nokia Corporation * Author: Matti Aaltonen <matti.j.aaltonen@nokia.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * */ #include <linux/mfd/wl1273-core.h> diff --git a/drivers/mfd/wm5102-tables.c b/drivers/mfd/wm5102-tables.c index 853113d97c1e..6bba39657991 100644 --- a/drivers/mfd/wm5102-tables.c +++ b/drivers/mfd/wm5102-tables.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * wm5102-tables.c -- WM5102 data tables * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/device.h> diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c index 16c6e2accfaa..65b9b1d6daec 100644 --- a/drivers/mfd/wm5110-tables.c +++ b/drivers/mfd/wm5110-tables.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * wm5110-tables.c -- WM5110 data tables * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/drivers/mfd/wm831x-auxadc.c b/drivers/mfd/wm831x-auxadc.c index fd789d2eb0f5..8a7cc0f86958 100644 --- a/drivers/mfd/wm831x-auxadc.c +++ b/drivers/mfd/wm831x-auxadc.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm831x-auxadc.c -- AUXADC for Wolfson WM831x PMICs * * Copyright 2009-2011 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c index 25fbbaf39cb9..02f879b23d9f 100644 --- a/drivers/mfd/wm831x-core.c +++ b/drivers/mfd/wm831x-core.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm831x-core.c -- Device access for Wolfson WM831x PMICs * * Copyright 2009 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> @@ -34,7 +29,7 @@ /* Current settings - values are 2*2^(reg_val/4) microamps. These are * exported since they are used by multiple drivers. */ -int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL + 1] = { +const unsigned int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL + 1] = { 2, 2, 3, diff --git a/drivers/mfd/wm831x-i2c.c b/drivers/mfd/wm831x-i2c.c index 0f3af42f7268..daa1ad036595 100644 --- a/drivers/mfd/wm831x-i2c.c +++ b/drivers/mfd/wm831x-i2c.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm831x-i2c.c -- I2C access for Wolfson WM831x PMICs * * Copyright 2009,2010 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c index c01239a600db..f1f58e3149ae 100644 --- a/drivers/mfd/wm831x-irq.c +++ b/drivers/mfd/wm831x-irq.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm831x-irq.c -- Interrupt controller support for Wolfson WM831x PMICs * * Copyright 2009 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm831x-otp.c b/drivers/mfd/wm831x-otp.c index ebac0027f8e0..afe59d52dd74 100644 --- a/drivers/mfd/wm831x-otp.c +++ b/drivers/mfd/wm831x-otp.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm831x-otp.c -- OTP for Wolfson WM831x PMICs * * Copyright 2009 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c index dd4dab419940..7bcddccbf155 100644 --- a/drivers/mfd/wm831x-spi.c +++ b/drivers/mfd/wm831x-spi.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm831x-spi.c -- SPI access for Wolfson WM831x PMICs * * Copyright 2009,2010 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c index 9e1070f26b11..42b16503e6cd 100644 --- a/drivers/mfd/wm8350-core.c +++ b/drivers/mfd/wm8350-core.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8350-core.c -- Device access for Wolfson WM8350 * * Copyright 2007, 2008 Wolfson Microelectronics PLC. * * Author: Liam Girdwood, Mark Brown - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm8350-gpio.c b/drivers/mfd/wm8350-gpio.c index d584f6b4d6e2..a653da69e3cc 100644 --- a/drivers/mfd/wm8350-gpio.c +++ b/drivers/mfd/wm8350-gpio.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8350-core.c -- Device access for Wolfson WM8350 * * Copyright 2007, 2008 Wolfson Microelectronics PLC. * * Author: Liam Girdwood - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm8350-i2c.c b/drivers/mfd/wm8350-i2c.c index b4194e068e1b..48fd46800c28 100644 --- a/drivers/mfd/wm8350-i2c.c +++ b/drivers/mfd/wm8350-i2c.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8350-i2c.c -- Generic I2C driver for Wolfson WM8350 PMIC * @@ -5,12 +6,6 @@ * * Author: Liam Girdwood * linux@wolfsonmicro.com - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/err.h> diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c index 27054f357b8e..3709ba3088c0 100644 --- a/drivers/mfd/wm8350-irq.c +++ b/drivers/mfd/wm8350-irq.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8350-irq.c -- IRQ support for Wolfson WM8350 * * Copyright 2007, 2008, 2009 Wolfson Microelectronics PLC. * * Author: Liam Girdwood, Mark Brown - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm8350-regmap.c b/drivers/mfd/wm8350-regmap.c index 9efc64750fb6..5663b8b0b3ad 100644 --- a/drivers/mfd/wm8350-regmap.c +++ b/drivers/mfd/wm8350-regmap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8350-regmap.c -- Wolfson Microelectronics WM8350 register map * @@ -5,11 +6,6 @@ * status of the WM8350 registers since they are rather large. * * Copyright 2007, 2008 Wolfson Microelectronics PLC. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/mfd/wm8350/core.h> diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c index 79756c83f5f0..3055d6f47afc 100644 --- a/drivers/mfd/wm8400-core.c +++ b/drivers/mfd/wm8400-core.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Core driver for WM8400. * * Copyright 2008 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * */ #include <linux/init.h> @@ -35,12 +30,6 @@ static bool wm8400_volatile(struct device *dev, unsigned int reg) } } -int wm8400_block_read(struct wm8400 *wm8400, u8 reg, int count, u16 *data) -{ - return regmap_bulk_read(wm8400->regmap, reg, data, count); -} -EXPORT_SYMBOL_GPL(wm8400_block_read); - static int wm8400_register_codec(struct wm8400 *wm8400) { const struct mfd_cell cell = { diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index 04a177efd245..1e9fe7d92597 100644 --- a/drivers/mfd/wm8994-core.c +++ b/drivers/mfd/wm8994-core.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8994-core.c -- Device access for Wolfson WM8994 * * Copyright 2009 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm8994-irq.c b/drivers/mfd/wm8994-irq.c index 18710f3b5c53..6c3a619e2628 100644 --- a/drivers/mfd/wm8994-irq.c +++ b/drivers/mfd/wm8994-irq.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8994-irq.c -- Interrupt controller support for Wolfson WM8994 * * Copyright 2010 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/kernel.h> diff --git a/drivers/mfd/wm8994-regmap.c b/drivers/mfd/wm8994-regmap.c index c56b1600ef3e..cd4fef7df336 100644 --- a/drivers/mfd/wm8994-regmap.c +++ b/drivers/mfd/wm8994-regmap.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * wm8994-regmap.c -- Register map data for WM8994 series devices * * Copyright 2011 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #include <linux/mfd/wm8994/core.h> diff --git a/drivers/mfd/wm8994.h b/drivers/mfd/wm8994.h index 6f39a84eeadf..c3ae008fd9cc 100644 --- a/drivers/mfd/wm8994.h +++ b/drivers/mfd/wm8994.h @@ -1,15 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * wm8994.h -- WM8994 MFD internals * * Copyright 2011 Wolfson Microelectronics PLC. * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * */ #ifndef __MFD_WM8994_H__ diff --git a/drivers/mfd/wm8997-tables.c b/drivers/mfd/wm8997-tables.c index ca41a561bfd3..3476787c485e 100644 --- a/drivers/mfd/wm8997-tables.c +++ b/drivers/mfd/wm8997-tables.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * wm8997-tables.c -- WM8997 data tables * * Copyright 2012 Wolfson Microelectronics plc * * Author: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/drivers/mfd/wm8998-tables.c b/drivers/mfd/wm8998-tables.c index a0de3002cdad..ebf0eadd2075 100644 --- a/drivers/mfd/wm8998-tables.c +++ b/drivers/mfd/wm8998-tables.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * wm8998-tables.c -- data tables for wm8998-class codecs * * Copyright 2014 Wolfson Microelectronics plc * * Author: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/drivers/mfd/wm97xx-core.c b/drivers/mfd/wm97xx-core.c index f5a8347f837f..9a2331eb1bfa 100644 --- a/drivers/mfd/wm97xx-core.c +++ b/drivers/mfd/wm97xx-core.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Wolfson WM97xx -- Core device * * Copyright (C) 2017 Robert Jarzmik * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * * Features: * - an AC97 audio codec * - a touchscreen driver |