diff options
Diffstat (limited to 'drivers/mtd')
77 files changed, 201 insertions, 491 deletions
diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c index fc424b185b08..6012a10f10c8 100644 --- a/drivers/mtd/bcm47xxpart.c +++ b/drivers/mtd/bcm47xxpart.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * BCM47XX MTD partitioning * * Copyright © 2012 Rafał Miłecki <zajec5@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/bcm47xx_nvram.h> diff --git a/drivers/mtd/devices/Kconfig b/drivers/mtd/devices/Kconfig index ef0e476b2525..49abbc52457d 100644 --- a/drivers/mtd/devices/Kconfig +++ b/drivers/mtd/devices/Kconfig @@ -48,7 +48,7 @@ config MTD_MS02NV If you want to compile this driver as a module ( = code which can be inserted in and removed from the running kernel whenever you want), - say M here and read <file:Documentation/kbuild/modules.txt>. + say M here and read <file:Documentation/kbuild/modules.rst>. The module will be called ms02-nv. config MTD_DATAFLASH diff --git a/drivers/mtd/devices/lart.c b/drivers/mtd/devices/lart.c index f67b653c17d7..56f50d27b7fd 100644 --- a/drivers/mtd/devices/lart.c +++ b/drivers/mtd/devices/lart.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MTD driver for the 28F160F3 Flash Memory (non-CFI) on LART. @@ -6,10 +7,6 @@ * * Copyright (c) 2001, 2d3D, Inc. * - * This code 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. - * * References: * * [1] 3 Volt Fast Boot Block Flash Memory" Intel Datasheet diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index 651bab6d4e31..c50888670250 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MTD SPI driver for ST M25Pxx (and similar) serial flash chips * @@ -8,11 +9,6 @@ * Some parts are based on lart.c by Abraham Van Der Merwe * * Cleaned up and generalized based on mtd_dataflash.c - * - * This code 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/mtd/devices/mchp23k256.c b/drivers/mtd/devices/mchp23k256.c index 75f71d166fd6..b20d02b4f830 100644 --- a/drivers/mtd/devices/mchp23k256.c +++ b/drivers/mtd/devices/mchp23k256.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * mchp23k256.c * * Driver for Microchip 23k256 SPI RAM chips * * Copyright © 2016 Andrew Lunn <andrew@lunn.ch> - * - * This code 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> #include <linux/module.h> diff --git a/drivers/mtd/devices/pmc551.c b/drivers/mtd/devices/pmc551.c index 5d842cbca3de..3b89ab24688b 100644 --- a/drivers/mtd/devices/pmc551.c +++ b/drivers/mtd/devices/pmc551.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * PMC551 PCI Mezzanine Ram Device * @@ -5,11 +6,6 @@ * Mark Ferrell <mferrell@mvista.com> * Copyright 1999,2000 Nortel Networks * - * License: - * As part of this driver was derived from the slram.c driver it - * falls under the same license, which is GNU General Public - * License v2 - * * Description: * This driver is intended to support the PMC551 PCI Ram device * from Ramix Inc. The PMC551 is a PMC Mezzanine module for diff --git a/drivers/mtd/devices/serial_flash_cmds.h b/drivers/mtd/devices/serial_flash_cmds.h index eba125c9f23f..8b51a872fd3c 100644 --- a/drivers/mtd/devices/serial_flash_cmds.h +++ b/drivers/mtd/devices/serial_flash_cmds.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Generic/SFDP Flash Commands and Device Capabilities * * Copyright (C) 2013 Lee Jones <lee.jones@lianro.org> - * - * This code 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 _MTD_SERIAL_FLASH_CMDS_H diff --git a/drivers/mtd/devices/sst25l.c b/drivers/mtd/devices/sst25l.c index 10d24efb4629..b81c3f0b85f9 100644 --- a/drivers/mtd/devices/sst25l.c +++ b/drivers/mtd/devices/sst25l.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sst25l.c * @@ -8,11 +9,6 @@ * Author: Ryan Mallon * * Based on m25p80.c - * - * This code 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/mtd/devices/st_spi_fsm.c b/drivers/mtd/devices/st_spi_fsm.c index 55d4a77f3b7f..f4d1667daaf9 100644 --- a/drivers/mtd/devices/st_spi_fsm.c +++ b/drivers/mtd/devices/st_spi_fsm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * st_spi_fsm.c - ST Fast Sequence Mode (FSM) Serial Flash Controller * @@ -6,11 +7,6 @@ * Copyright (C) 2010-2014 STMicroelectronics Limited * * JEDEC probe based on drivers/mtd/devices/m25p80.c - * - * This code 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/mtd/maps/impa7.c b/drivers/mtd/maps/impa7.c index 815e2db87955..b41401852fb7 100644 --- a/drivers/mtd/maps/impa7.c +++ b/drivers/mtd/maps/impa7.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Handle mapping of the NOR flash on implementa A7 boards * * Copyright 2002 SYSGO Real-Time Solutions GmbH - * - * 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/mtd/maps/lantiq-flash.c b/drivers/mtd/maps/lantiq-flash.c index 77b1d8013295..67a1dbfdd72c 100644 --- a/drivers/mtd/maps/lantiq-flash.c +++ b/drivers/mtd/maps/lantiq-flash.c @@ -1,7 +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. * * Copyright (C) 2004 Liu Peng Infineon IFAP DC COM CPE * Copyright (C) 2010 John Crispin <john@phrozen.org> diff --git a/drivers/mtd/maps/pci.c b/drivers/mtd/maps/pci.c index 7b3bb40aff72..9a49f8a06fb8 100644 --- a/drivers/mtd/maps/pci.c +++ b/drivers/mtd/maps/pci.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/drivers/mtd/maps/pci.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 version 2 as - * published by the Free Software Foundation. - * * Generic PCI memory map driver. We support the following boards: * - Intel IQ80310 ATU. * - Intel EBSA285 (blank rom programming mode). Tested working 27/09/2001 diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c index 2cde28ed95c9..cebb346877a9 100644 --- a/drivers/mtd/maps/pxa2xx-flash.c +++ b/drivers/mtd/maps/pxa2xx-flash.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Map driver for Intel XScale PXA2xx platforms. * * Author: Nicolas Pitre * Copyright: (C) 2001 MontaVista Software 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. */ #include <linux/module.h> diff --git a/drivers/mtd/maps/rbtx4939-flash.c b/drivers/mtd/maps/rbtx4939-flash.c index 80a187167c92..39c86c0b0ec1 100644 --- a/drivers/mtd/maps/rbtx4939-flash.c +++ b/drivers/mtd/maps/rbtx4939-flash.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * rbtx4939-flash (based on physmap.c) * * This is a simplified physmap driver with map_init callback function. * - * 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 (C) 2009 Atsushi Nemoto <anemo@mba.ocn.ne.jp> */ diff --git a/drivers/mtd/maps/vmu-flash.c b/drivers/mtd/maps/vmu-flash.c index c5d4b6589488..177bf134e189 100644 --- a/drivers/mtd/maps/vmu-flash.c +++ b/drivers/mtd/maps/vmu-flash.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* vmu-flash.c * Driver for SEGA Dreamcast Visual Memory Unit * * Copyright (c) Adrian McMenamin 2002 - 2009 * Copyright (c) Paul Mundt 2001 - * - * Licensed under version 2 of the - * GNU General Public Licence */ #include <linux/init.h> #include <linux/slab.h> diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c index e078fc41aa61..4ced68be7ed7 100644 --- a/drivers/mtd/mtdoops.c +++ b/drivers/mtd/mtdoops.c @@ -1,24 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MTD Oops/Panic logger * * Copyright © 2007 Nokia Corporation. All rights reserved. * * Author: Richard Purdie <rpurdie@openedhand.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/mtd/mtdswap.c b/drivers/mtd/mtdswap.c index d162d1717fad..f92414eb4c86 100644 --- a/drivers/mtd/mtdswap.c +++ b/drivers/mtd/mtdswap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Swap block device support for MTDs * Turns an MTD device into a swap device with block wear leveling @@ -8,20 +9,6 @@ * * Based on Richard Purdie's earlier implementation in 2007. Background * support and lock-less operation written by Adrian Hunter. - * - * 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/mtd/nand/onenand/generic.c b/drivers/mtd/nand/onenand/generic.c index acad17ec6581..8b6f4da5d720 100644 --- a/drivers/mtd/nand/onenand/generic.c +++ b/drivers/mtd/nand/onenand/generic.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2005 Samsung Electronics * Kyungmin Park <kyungmin.park@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 by the Free Software Foundation. - * * Overview: * This is a device driver for the OneNAND flash for generic boards. */ diff --git a/drivers/mtd/nand/onenand/omap2.c b/drivers/mtd/nand/onenand/omap2.c index 321137158ff3..edf94ee54ec7 100644 --- a/drivers/mtd/nand/onenand/omap2.c +++ b/drivers/mtd/nand/onenand/omap2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OneNAND driver for OMAP2 / OMAP3 * @@ -5,20 +6,6 @@ * * Author: Jarkko Lavinen <jarkko.lavinen@nokia.com> and Juha Yrjölä * IRQ and DMA support written by Timo Teras - * - * 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #include <linux/device.h> diff --git a/drivers/mtd/nand/onenand/onenand_base.c b/drivers/mtd/nand/onenand/onenand_base.c index f41d76248550..d759c02d9cb2 100644 --- a/drivers/mtd/nand/onenand/onenand_base.c +++ b/drivers/mtd/nand/onenand/onenand_base.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2005-2009 Samsung Electronics * Copyright © 2007 Nokia Corporation @@ -12,10 +13,6 @@ * Flex-OneNAND support * Amul Kumar Saha <amul.saha at samsung.com> * OTP 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. */ #include <linux/kernel.h> diff --git a/drivers/mtd/nand/onenand/samsung.c b/drivers/mtd/nand/onenand/samsung.c index e64d0fdf7eb5..55e5536a5850 100644 --- a/drivers/mtd/nand/onenand/samsung.c +++ b/drivers/mtd/nand/onenand/samsung.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Samsung S3C64XX/S5PC1XX OneNAND driver * @@ -5,10 +6,6 @@ * Kyungmin Park <kyungmin.park@samsung.com> * Marek Szyprowski <m.szyprowski@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 by the Free Software Foundation. - * * Implementation: * S3C64XX: emulate the pseudo BufferRAM * S5PC110: use DMA diff --git a/drivers/mtd/nand/onenand/samsung.h b/drivers/mtd/nand/onenand/samsung.h index 9016dc0136a8..892bbb6ca4fe 100644 --- a/drivers/mtd/nand/onenand/samsung.h +++ b/drivers/mtd/nand/onenand/samsung.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008-2010 Samsung Electronics * Kyungmin Park <kyungmin.park@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 by the Free Software Foundation. */ #ifndef __SAMSUNG_ONENAND_H__ #define __SAMSUNG_ONENAND_H__ diff --git a/drivers/mtd/nand/raw/au1550nd.c b/drivers/mtd/nand/raw/au1550nd.c index a963002663ed..97a97a9ccc36 100644 --- a/drivers/mtd/nand/raw/au1550nd.c +++ b/drivers/mtd/nand/raw/au1550nd.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004 Embedded Edge, LLC - * - * 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/mtd/nand/raw/bcm47xxnflash/main.c b/drivers/mtd/nand/raw/bcm47xxnflash/main.c index d79694160845..8dae97c1dbe7 100644 --- a/drivers/mtd/nand/raw/bcm47xxnflash/main.c +++ b/drivers/mtd/nand/raw/bcm47xxnflash/main.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * BCM47XX NAND flash driver * * Copyright (C) 2012 Rafał Miłecki <zajec5@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 "bcm47xxnflash.h" diff --git a/drivers/mtd/nand/raw/bcm47xxnflash/ops_bcm4706.c b/drivers/mtd/nand/raw/bcm47xxnflash/ops_bcm4706.c index a53ffb3d64b0..591775173034 100644 --- a/drivers/mtd/nand/raw/bcm47xxnflash/ops_bcm4706.c +++ b/drivers/mtd/nand/raw/bcm47xxnflash/ops_bcm4706.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * BCM47XX NAND flash driver * * Copyright (C) 2012 Rafał Miłecki <zajec5@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 "bcm47xxnflash.h" diff --git a/drivers/mtd/nand/raw/cmx270_nand.c b/drivers/mtd/nand/raw/cmx270_nand.c index 143e4acacaae..045b6175ae79 100644 --- a/drivers/mtd/nand/raw/cmx270_nand.c +++ b/drivers/mtd/nand/raw/cmx270_nand.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006 Compulab, Ltd. * Mike Rapoport <mike@compulab.co.il> @@ -6,11 +7,6 @@ * Copyright (C) 2002 Marius Gröger (mag@sysgo.de) * Copyright (c) 2001 Thomas Gleixner (gleixner@autronix.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. - * * Overview: * This is a device driver for the NAND flash device found on the * CM-X270 board. diff --git a/drivers/mtd/nand/raw/cs553x_nand.c b/drivers/mtd/nand/raw/cs553x_nand.c index c6f578aff5d9..e2322cee3229 100644 --- a/drivers/mtd/nand/raw/cs553x_nand.c +++ b/drivers/mtd/nand/raw/cs553x_nand.c @@ -1,19 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2005, 2006 Red Hat Inc. * * Author: David Woodhouse <dwmw2@infradead.org> * Tom Sylla <tom.sylla@amd.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. - * * Overview: * This is a device driver for the NAND flash controller found on * the AMD CS5535/CS5536 companion chipsets for the Geode processor. * mtd-id for command line partitioning is cs553x_nand_cs[0-3] * where 0-3 reflects the chip select for NAND. - * */ #include <linux/kernel.h> diff --git a/drivers/mtd/nand/raw/gpio.c b/drivers/mtd/nand/raw/gpio.c index a6c9a824a7d4..f6b12354024f 100644 --- a/drivers/mtd/nand/raw/gpio.c +++ b/drivers/mtd/nand/raw/gpio.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Updated, and converted to generic GPIO based driver by Russell King. * @@ -9,11 +10,6 @@ * Device driver for NAND flash that uses a memory mapped interface to * read/write the NAND commands and data, and GPIO pins for control signals * (the DT binding refers to this as "GPIO assisted NAND flash") - * - * 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/mtd/nand/raw/ingenic/Kconfig b/drivers/mtd/nand/raw/ingenic/Kconfig index 19a96ce515c1..66b7cffdb0c2 100644 --- a/drivers/mtd/nand/raw/ingenic/Kconfig +++ b/drivers/mtd/nand/raw/ingenic/Kconfig @@ -16,7 +16,7 @@ config MTD_NAND_JZ4780 if MTD_NAND_JZ4780 config MTD_NAND_INGENIC_ECC - tristate + bool config MTD_NAND_JZ4740_ECC tristate "Hardware BCH support for JZ4740 SoC" diff --git a/drivers/mtd/nand/raw/ingenic/Makefile b/drivers/mtd/nand/raw/ingenic/Makefile index 1ac4f455baea..b63d36889263 100644 --- a/drivers/mtd/nand/raw/ingenic/Makefile +++ b/drivers/mtd/nand/raw/ingenic/Makefile @@ -2,7 +2,9 @@ obj-$(CONFIG_MTD_NAND_JZ4740) += jz4740_nand.o obj-$(CONFIG_MTD_NAND_JZ4780) += ingenic_nand.o -obj-$(CONFIG_MTD_NAND_INGENIC_ECC) += ingenic_ecc.o +ingenic_nand-y += ingenic_nand_drv.o +ingenic_nand-$(CONFIG_MTD_NAND_INGENIC_ECC) += ingenic_ecc.o + obj-$(CONFIG_MTD_NAND_JZ4740_ECC) += jz4740_ecc.o obj-$(CONFIG_MTD_NAND_JZ4725B_BCH) += jz4725b_bch.o obj-$(CONFIG_MTD_NAND_JZ4780_BCH) += jz4780_bch.o diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c index d3e085c5685a..c954189606f6 100644 --- a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c +++ b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c @@ -30,7 +30,6 @@ int ingenic_ecc_calculate(struct ingenic_ecc *ecc, { return ecc->ops->calculate(ecc, params, buf, ecc_code); } -EXPORT_SYMBOL(ingenic_ecc_calculate); /** * ingenic_ecc_correct() - detect and correct bit errors @@ -51,7 +50,6 @@ int ingenic_ecc_correct(struct ingenic_ecc *ecc, { return ecc->ops->correct(ecc, params, buf, ecc_code); } -EXPORT_SYMBOL(ingenic_ecc_correct); /** * ingenic_ecc_get() - get the ECC controller device @@ -111,7 +109,6 @@ struct ingenic_ecc *of_ingenic_ecc_get(struct device_node *of_node) } return ecc; } -EXPORT_SYMBOL(of_ingenic_ecc_get); /** * ingenic_ecc_release() - release the ECC controller device @@ -122,7 +119,6 @@ void ingenic_ecc_release(struct ingenic_ecc *ecc) clk_disable_unprepare(ecc->clk); put_device(ecc->dev); } -EXPORT_SYMBOL(ingenic_ecc_release); int ingenic_ecc_probe(struct platform_device *pdev) { @@ -159,8 +155,3 @@ int ingenic_ecc_probe(struct platform_device *pdev) return 0; } EXPORT_SYMBOL(ingenic_ecc_probe); - -MODULE_AUTHOR("Alex Smith <alex@alex-smith.me.uk>"); -MODULE_AUTHOR("Harvey Hunt <harveyhuntnexus@gmail.com>"); -MODULE_DESCRIPTION("Ingenic ECC common driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_nand.c b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c index d7b7c0f13909..d7b7c0f13909 100644 --- a/drivers/mtd/nand/raw/ingenic/ingenic_nand.c +++ b/drivers/mtd/nand/raw/ingenic/ingenic_nand_drv.c diff --git a/drivers/mtd/nand/raw/mtk_ecc.h b/drivers/mtd/nand/raw/mtk_ecc.h index a455df080952..aa52e94c771d 100644 --- a/drivers/mtd/nand/raw/mtk_ecc.h +++ b/drivers/mtd/nand/raw/mtk_ecc.h @@ -1,12 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * MTK SDG1 ECC controller * * Copyright (c) 2016 Mediatek * Authors: Xiaolei Li <xiaolei.li@mediatek.com> * Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@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. */ #ifndef __DRIVERS_MTD_NAND_MTK_ECC_H__ diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index 2cf71060d6f8..6eb131292eb2 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Overview: * This is the generic MTD driver for NAND flash devices. It should be @@ -20,11 +21,6 @@ * Check, if mtd->ecctype should be set to MTD_ECC_HW * if we have HW ECC support. * BBT table is not serialized, has to be fixed - * - * 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. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -4666,7 +4662,6 @@ static int nand_detect(struct nand_chip *chip, struct nand_flash_dev *type) memorg = nanddev_get_memorg(&chip->base); memorg->planes_per_lun = 1; memorg->luns_per_target = 1; - memorg->ntargets = 1; /* * Reset the chip, required by some chips (e.g. Micron MT29FxGxxxxx) @@ -5031,6 +5026,8 @@ static int nand_scan_ident(struct nand_chip *chip, unsigned int maxchips, if (ret) return ret; + memorg->ntargets = maxchips; + /* Read the flash type */ ret = nand_detect(chip, table); if (ret) { diff --git a/drivers/mtd/nand/raw/nand_bbt.c b/drivers/mtd/nand/raw/nand_bbt.c index fd3c10216eda..2ef15ef94525 100644 --- a/drivers/mtd/nand/raw/nand_bbt.c +++ b/drivers/mtd/nand/raw/nand_bbt.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Overview: * Bad block table support for the NAND driver * * Copyright © 2004 Thomas Gleixner (tglx@linutronix.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. - * * Description: * * When nand_scan_bbt is called, then it tries to find the bad block table @@ -54,7 +51,6 @@ * Following assumptions are made: * - bbts start at a page boundary, if autolocated on a block boundary * - the space necessary for a bbt in FLASH does not exceed a block boundary - * */ #include <linux/slab.h> diff --git a/drivers/mtd/nand/raw/nand_ids.c b/drivers/mtd/nand/raw/nand_ids.c index ea5a342cd91e..ba27902fc54b 100644 --- a/drivers/mtd/nand/raw/nand_ids.c +++ b/drivers/mtd/nand/raw/nand_ids.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2002 Thomas Gleixner (tglx@linutronix.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/sizes.h> diff --git a/drivers/mtd/nand/raw/nand_timings.c b/drivers/mtd/nand/raw/nand_timings.c index bea3062d71d6..f64b06a71dfa 100644 --- a/drivers/mtd/nand/raw/nand_timings.c +++ b/drivers/mtd/nand/raw/nand_timings.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 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/kernel.h> #include <linux/err.h> diff --git a/drivers/mtd/nand/raw/nuc900_nand.c b/drivers/mtd/nand/raw/nuc900_nand.c index 56fa84029482..13bf7b2894d3 100644 --- a/drivers/mtd/nand/raw/nuc900_nand.c +++ b/drivers/mtd/nand/raw/nuc900_nand.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2009 Nuvoton technology corporation. * * Wan ZongShun <mcuos.com@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/slab.h> diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c index a9a275342a41..8d881a28140e 100644 --- a/drivers/mtd/nand/raw/omap2.c +++ b/drivers/mtd/nand/raw/omap2.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2004 Texas Instruments, Jian Zhang <jzhang@ti.com> * Copyright © 2004 Micron Technology Inc. * Copyright © 2004 David Brownell - * - * 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/platform_device.h> diff --git a/drivers/mtd/nand/raw/oxnas_nand.c b/drivers/mtd/nand/raw/oxnas_nand.c index 0e52dc29141c..30c51f772de6 100644 --- a/drivers/mtd/nand/raw/oxnas_nand.c +++ b/drivers/mtd/nand/raw/oxnas_nand.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Oxford Semiconductor OXNAS NAND driver @@ -6,11 +7,6 @@ * Author: Vitaly Wool <vitalywool@gmail.com> * Copyright (C) 2013 Ma Haijun <mahaijuns@gmail.com> * Copyright (C) 2012 John Crispin <blogic@openwrt.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/err.h> diff --git a/drivers/mtd/nand/raw/pasemi_nand.c b/drivers/mtd/nand/raw/pasemi_nand.c index 643cd22af009..9cfe7395172a 100644 --- a/drivers/mtd/nand/raw/pasemi_nand.c +++ b/drivers/mtd/nand/raw/pasemi_nand.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2007 PA Semi, Inc * @@ -5,19 +6,6 @@ * Maintained by: Olof Johansson <olof@lixom.net> * * Driver for the PWRficient onchip NAND flash interface - * - * 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 */ #undef DEBUG diff --git a/drivers/mtd/nand/raw/plat_nand.c b/drivers/mtd/nand/raw/plat_nand.c index a994b76daa50..dc0f3074ddbf 100644 --- a/drivers/mtd/nand/raw/plat_nand.c +++ b/drivers/mtd/nand/raw/plat_nand.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Generic NAND driver * * Author: Vitaly Wool <vitalywool@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/err.h> diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 6ead55e05b80..7bb9a7e8e1e7 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016, The Linux Foundation. All rights reserved. - * - * 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/clk.h> diff --git a/drivers/mtd/nand/raw/r852.c b/drivers/mtd/nand/raw/r852.c index 7b99831aa046..dae0d235bb17 100644 --- a/drivers/mtd/nand/raw/r852.c +++ b/drivers/mtd/nand/raw/r852.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2009 - Maxim Levitsky * driver for Ricoh xD readers - * - * 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. */ #define DRV_NAME "r852" diff --git a/drivers/mtd/nand/raw/r852.h b/drivers/mtd/nand/raw/r852.h index bc67f5bf67e8..e9ce299c499d 100644 --- a/drivers/mtd/nand/raw/r852.h +++ b/drivers/mtd/nand/raw/r852.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright © 2009 - Maxim Levitsky * driver for Ricoh xD readers - * - * 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/pci.h> diff --git a/drivers/mtd/nand/raw/sharpsl.c b/drivers/mtd/nand/raw/sharpsl.c index c82f26c8b58c..b47a9eaff89b 100644 --- a/drivers/mtd/nand/raw/sharpsl.c +++ b/drivers/mtd/nand/raw/sharpsl.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2004 Richard Purdie * Copyright (C) 2008 Dmitry Baryshkov * * Based on Sharp's NAND driver sharp_sl.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/genhd.h> diff --git a/drivers/mtd/nand/raw/sm_common.c b/drivers/mtd/nand/raw/sm_common.c index 409d036858dc..ba24cb36d0b9 100644 --- a/drivers/mtd/nand/raw/sm_common.c +++ b/drivers/mtd/nand/raw/sm_common.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2009 - Maxim Levitsky * Common routines & support for xD format - * - * 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/mtd/rawnand.h> diff --git a/drivers/mtd/nand/raw/sm_common.h b/drivers/mtd/nand/raw/sm_common.h index 1581671b05ae..57fc9f86f9ee 100644 --- a/drivers/mtd/nand/raw/sm_common.h +++ b/drivers/mtd/nand/raw/sm_common.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright © 2009 - Maxim Levitsky * Common routines & support for SmartMedia/xD format - * - * 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/bitops.h> #include <linux/mtd/mtd.h> diff --git a/drivers/mtd/nand/raw/socrates_nand.c b/drivers/mtd/nand/raw/socrates_nand.c index 8be9a50c7880..20f40c0e812c 100644 --- a/drivers/mtd/nand/raw/socrates_nand.c +++ b/drivers/mtd/nand/raw/socrates_nand.c @@ -1,11 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2008 Ilya Yanok, Emcraft Systems - * - * - * 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/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c index b021a5720b42..89773293c64d 100644 --- a/drivers/mtd/nand/raw/sunxi_nand.c +++ b/drivers/mtd/nand/raw/sunxi_nand.c @@ -51,6 +51,7 @@ #define NFC_REG_USER_DATA(x) (0x0050 + ((x) * 4)) #define NFC_REG_SPARE_AREA 0x00A0 #define NFC_REG_PAT_ID 0x00A4 +#define NFC_REG_MDMA_CNT 0x00C4 #define NFC_RAM0_BASE 0x0400 #define NFC_RAM1_BASE 0x0800 @@ -69,6 +70,7 @@ #define NFC_PAGE_SHIFT(x) (((x) < 10 ? 0 : (x) - 10) << 8) #define NFC_SAM BIT(12) #define NFC_RAM_METHOD BIT(14) +#define NFC_DMA_TYPE_NORMAL BIT(15) #define NFC_DEBUG_CTL BIT(31) /* define bit use in NFC_ST */ @@ -205,14 +207,13 @@ static inline struct sunxi_nand_chip *to_sunxi_nand(struct nand_chip *nand) * NAND Controller capabilities structure: stores NAND controller capabilities * for distinction between compatible strings. * - * @sram_through_ahb: On A23, we choose to access the internal RAM through AHB - * instead of MBUS (less configuration). A10, A10s, A13 and - * A20 use the MBUS but no extra configuration is needed. + * @extra_mbus_conf: Contrary to A10, A10s and A13, accessing internal RAM + * through MBUS on A23/A33 needs extra configuration. * @reg_io_data: I/O data register * @dma_maxburst: DMA maxburst */ struct sunxi_nfc_caps { - bool sram_through_ahb; + bool extra_mbus_conf; unsigned int reg_io_data; unsigned int dma_maxburst; }; @@ -368,28 +369,12 @@ static int sunxi_nfc_dma_op_prepare(struct sunxi_nfc *nfc, const void *buf, goto err_unmap_buf; } - /* - * On A23, we suppose the "internal RAM" (p.12 of the NFC user manual) - * refers to the NAND controller's internal SRAM. This memory is mapped - * and so is accessible from the AHB. It seems that it can also be - * accessed by the MBUS. MBUS accesses are mandatory when using the - * internal DMA instead of the external DMA engine. - * - * During DMA I/O operation, either we access this memory from the AHB - * by clearing the NFC_RAM_METHOD bit, or we set the bit and use the - * MBUS. In this case, we should also configure the MBUS DMA length - * NFC_REG_MDMA_CNT(0xC4) to be chunksize * nchunks. NAND I/O over MBUS - * are also limited to 32kiB pages. - */ - if (nfc->caps->sram_through_ahb) - writel(readl(nfc->regs + NFC_REG_CTL) & ~NFC_RAM_METHOD, - nfc->regs + NFC_REG_CTL); - else - writel(readl(nfc->regs + NFC_REG_CTL) | NFC_RAM_METHOD, - nfc->regs + NFC_REG_CTL); - + writel(readl(nfc->regs + NFC_REG_CTL) | NFC_RAM_METHOD, + nfc->regs + NFC_REG_CTL); writel(nchunks, nfc->regs + NFC_REG_SECTOR_NUM); writel(chunksize, nfc->regs + NFC_REG_CNT); + if (nfc->caps->extra_mbus_conf) + writel(chunksize * nchunks, nfc->regs + NFC_REG_MDMA_CNT); dmat = dmaengine_submit(dmad); @@ -2151,6 +2136,11 @@ static int sunxi_nfc_probe(struct platform_device *pdev) dmac_cfg.src_maxburst = nfc->caps->dma_maxburst; dmac_cfg.dst_maxburst = nfc->caps->dma_maxburst; dmaengine_slave_config(nfc->dmac, &dmac_cfg); + + if (nfc->caps->extra_mbus_conf) + writel(readl(nfc->regs + NFC_REG_CTL) | + NFC_DMA_TYPE_NORMAL, nfc->regs + NFC_REG_CTL); + } else { dev_warn(dev, "failed to request rxtx DMA channel\n"); } @@ -2200,7 +2190,7 @@ static const struct sunxi_nfc_caps sunxi_nfc_a10_caps = { }; static const struct sunxi_nfc_caps sunxi_nfc_a23_caps = { - .sram_through_ahb = true, + .extra_mbus_conf = true, .reg_io_data = NFC_REG_A23_IO_DATA, .dma_maxburst = 8, }; diff --git a/drivers/mtd/nand/raw/tango_nand.c b/drivers/mtd/nand/raw/tango_nand.c index cb3beda88789..b3f2cabcc7c0 100644 --- a/drivers/mtd/nand/raw/tango_nand.c +++ b/drivers/mtd/nand/raw/tango_nand.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Sigma Designs - * - * 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/io.h> diff --git a/drivers/mtd/nand/raw/txx9ndfmc.c b/drivers/mtd/nand/raw/txx9ndfmc.c index 97978227aa55..2642d5bb3241 100644 --- a/drivers/mtd/nand/raw/txx9ndfmc.c +++ b/drivers/mtd/nand/raw/txx9ndfmc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TXx9 NAND flash memory controller driver * Based on RBTX49xx patch from CELF patch archive. * - * 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. - * * (C) Copyright TOSHIBA CORPORATION 2004-2007 * All Rights Reserved. */ diff --git a/drivers/mtd/nand/raw/xway_nand.c b/drivers/mtd/nand/raw/xway_nand.c index 4cb78106af14..834f794816a9 100644 --- a/drivers/mtd/nand/raw/xway_nand.c +++ b/drivers/mtd/nand/raw/xway_nand.c @@ -1,7 +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. * * Copyright © 2012 John Crispin <john@phrozen.org> * Copyright © 2016 Hauke Mehrtens <hauke@hauke-m.de> diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c index e5586390026a..e6c646007cda 100644 --- a/drivers/mtd/nand/spi/gigadevice.c +++ b/drivers/mtd/nand/spi/gigadevice.c @@ -180,7 +180,7 @@ static const struct spinand_info gigadevice_spinand_table[] = { SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout, gd5fxgq4xa_ecc_get_status)), SPINAND_INFO("GD5F4GQ4xA", 0xF4, - NAND_MEMORG(1, 2048, 64, 64, 4096, 40, 1, 1, 1), + NAND_MEMORG(1, 2048, 64, 64, 4096, 80, 1, 1, 1), NAND_ECCREQ(8, 512), SPINAND_INFO_OP_VARIANTS(&read_cache_variants, &write_cache_variants, diff --git a/drivers/mtd/nand/spi/macronix.c b/drivers/mtd/nand/spi/macronix.c index 6502727049a8..21def3f8fb36 100644 --- a/drivers/mtd/nand/spi/macronix.c +++ b/drivers/mtd/nand/spi/macronix.c @@ -100,7 +100,7 @@ static int mx35lf1ge4ab_ecc_get_status(struct spinand_device *spinand, static const struct spinand_info macronix_spinand_table[] = { SPINAND_INFO("MX35LF1GE4AB", 0x12, - NAND_MEMORG(1, 2048, 64, 64, 1024, 40, 1, 1, 1), + NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1), NAND_ECCREQ(4, 512), SPINAND_INFO_OP_VARIANTS(&read_cache_variants, &write_cache_variants, @@ -109,7 +109,7 @@ static const struct spinand_info macronix_spinand_table[] = { SPINAND_ECCINFO(&mx35lfxge4ab_ooblayout, mx35lf1ge4ab_ecc_get_status)), SPINAND_INFO("MX35LF2GE4AB", 0x22, - NAND_MEMORG(1, 2048, 64, 64, 2048, 20, 2, 1, 1), + NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 2, 1, 1), NAND_ECCREQ(4, 512), SPINAND_INFO_OP_VARIANTS(&read_cache_variants, &write_cache_variants, diff --git a/drivers/mtd/parsers/parser_trx.c b/drivers/mtd/parsers/parser_trx.c index 4a89a68622fe..8541182134d4 100644 --- a/drivers/mtd/parsers/parser_trx.c +++ b/drivers/mtd/parsers/parser_trx.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Parser for TRX format partitions * * Copyright (C) 2012 - 2017 Rafał Miłecki <rafal@milecki.pl> - * - * 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/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c index e0955a98a0f4..dfc47a444b90 100644 --- a/drivers/mtd/sm_ftl.c +++ b/drivers/mtd/sm_ftl.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2009 - Maxim Levitsky * SmartMedia/xD translation layer - * - * 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/mtd/sm_ftl.h b/drivers/mtd/sm_ftl.h index 0a46d75cdc6a..6aed8b60de16 100644 --- a/drivers/mtd/sm_ftl.h +++ b/drivers/mtd/sm_ftl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright © 2009 - Maxim Levitsky * SmartMedia/xD translation layer @@ -5,10 +6,6 @@ * Based loosly on ssfdc.c which is * © 2005 Eptar srl * Author: Claudio Lanconelli <lanconelli.claudio@eptar.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/mtd/blktrans.h> diff --git a/drivers/mtd/spi-nor/intel-spi-pci.c b/drivers/mtd/spi-nor/intel-spi-pci.c index bfbfc17ed6aa..5e2344768d53 100644 --- a/drivers/mtd/spi-nor/intel-spi-pci.c +++ b/drivers/mtd/spi-nor/intel-spi-pci.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Intel PCH/PCU SPI flash PCI driver. * * Copyright (C) 2016, Intel Corporation * Author: 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> diff --git a/drivers/mtd/spi-nor/intel-spi-platform.c b/drivers/mtd/spi-nor/intel-spi-platform.c index 5c943df9398f..f80f1086f928 100644 --- a/drivers/mtd/spi-nor/intel-spi-platform.c +++ b/drivers/mtd/spi-nor/intel-spi-platform.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Intel PCH/PCU SPI flash platform driver. * * Copyright (C) 2016, Intel Corporation * Author: 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> diff --git a/drivers/mtd/spi-nor/intel-spi.c b/drivers/mtd/spi-nor/intel-spi.c index d60cbf23d9aa..1ccf23fe7e4b 100644 --- a/drivers/mtd/spi-nor/intel-spi.c +++ b/drivers/mtd/spi-nor/intel-spi.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Intel PCH/PCU SPI flash driver. * * Copyright (C) 2016, Intel Corporation * Author: 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/err.h> diff --git a/drivers/mtd/spi-nor/intel-spi.h b/drivers/mtd/spi-nor/intel-spi.h index 5ab7dc250050..e2f41b8827bf 100644 --- a/drivers/mtd/spi-nor/intel-spi.h +++ b/drivers/mtd/spi-nor/intel-spi.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Intel PCH/PCU SPI flash driver. * * Copyright (C) 2016, Intel Corporation * Author: 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 INTEL_SPI_H diff --git a/drivers/mtd/spi-nor/nxp-spifi.c b/drivers/mtd/spi-nor/nxp-spifi.c index 0c9094ec5966..4a871587392b 100644 --- a/drivers/mtd/spi-nor/nxp-spifi.c +++ b/drivers/mtd/spi-nor/nxp-spifi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * SPI-NOR driver for NXP SPI Flash Interface (SPIFI) * @@ -5,11 +6,6 @@ * * Based on Freescale QuadSPI driver: * Copyright (C) 2013 Freescale Semiconductor, 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. - * */ #include <linux/clk.h> diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 73172d7f512b..0c2ec1c21434 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1636,6 +1636,95 @@ static int sr2_bit7_quad_enable(struct spi_nor *nor) return 0; } +/** + * spi_nor_clear_sr_bp() - clear the Status Register Block Protection bits. + * @nor: pointer to a 'struct spi_nor' + * + * Read-modify-write function that clears the Block Protection bits from the + * Status Register without affecting other bits. + * + * Return: 0 on success, -errno otherwise. + */ +static int spi_nor_clear_sr_bp(struct spi_nor *nor) +{ + int ret; + u8 mask = SR_BP2 | SR_BP1 | SR_BP0; + + ret = read_sr(nor); + if (ret < 0) { + dev_err(nor->dev, "error while reading status register\n"); + return ret; + } + + write_enable(nor); + + ret = write_sr(nor, ret & ~mask); + if (ret) { + dev_err(nor->dev, "write to status register failed\n"); + return ret; + } + + ret = spi_nor_wait_till_ready(nor); + if (ret) + dev_err(nor->dev, "timeout while writing status register\n"); + return ret; +} + +/** + * spi_nor_spansion_clear_sr_bp() - clear the Status Register Block Protection + * bits on spansion flashes. + * @nor: pointer to a 'struct spi_nor' + * + * Read-modify-write function that clears the Block Protection bits from the + * Status Register without affecting other bits. The function is tightly + * coupled with the spansion_quad_enable() function. Both assume that the Write + * Register with 16 bits, together with the Read Configuration Register (35h) + * instructions are supported. + * + * Return: 0 on success, -errno otherwise. + */ +static int spi_nor_spansion_clear_sr_bp(struct spi_nor *nor) +{ + int ret; + u8 mask = SR_BP2 | SR_BP1 | SR_BP0; + u8 sr_cr[2] = {0}; + + /* Check current Quad Enable bit value. */ + ret = read_cr(nor); + if (ret < 0) { + dev_err(nor->dev, + "error while reading configuration register\n"); + return ret; + } + + /* + * When the configuration register Quad Enable bit is one, only the + * Write Status (01h) command with two data bytes may be used. + */ + if (ret & CR_QUAD_EN_SPAN) { + sr_cr[1] = ret; + + ret = read_sr(nor); + if (ret < 0) { + dev_err(nor->dev, + "error while reading status register\n"); + return ret; + } + sr_cr[0] = ret & ~mask; + + ret = write_sr_cr(nor, sr_cr); + if (ret) + dev_err(nor->dev, "16-bit write register failed\n"); + return ret; + } + + /* + * If the Quad Enable bit is zero, use the Write Status (01h) command + * with one data byte. + */ + return spi_nor_clear_sr_bp(nor); +} + /* Used when the "_ext_id" is two bytes at most */ #define INFO(_jedec_id, _ext_id, _sector_size, _n_sectors, _flags) \ .id = { \ @@ -3660,6 +3749,8 @@ static int spi_nor_init_params(struct spi_nor *nor, default: /* Kept only for backward compatibility purpose. */ params->quad_enable = spansion_quad_enable; + if (nor->clear_sr_bp) + nor->clear_sr_bp = spi_nor_spansion_clear_sr_bp; break; } @@ -3912,17 +4003,13 @@ static int spi_nor_init(struct spi_nor *nor) { int err; - /* - * Atmel, SST, Intel/Numonyx, and others serial NOR tend to power up - * with the software protection bits set - */ - if (JEDEC_MFR(nor->info) == SNOR_MFR_ATMEL || - JEDEC_MFR(nor->info) == SNOR_MFR_INTEL || - JEDEC_MFR(nor->info) == SNOR_MFR_SST || - nor->info->flags & SPI_NOR_HAS_LOCK) { - write_enable(nor); - write_sr(nor, 0); - spi_nor_wait_till_ready(nor); + if (nor->clear_sr_bp) { + err = nor->clear_sr_bp(nor); + if (err) { + dev_err(nor->dev, + "fail to clear block protection bits\n"); + return err; + } } if (nor->quad_enable) { @@ -4047,6 +4134,16 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, if (info->flags & SPI_S3AN) nor->flags |= SNOR_F_READY_XSR_RDY; + /* + * Atmel, SST, Intel/Numonyx, and others serial NOR tend to power up + * with the software protection bits set. + */ + if (JEDEC_MFR(nor->info) == SNOR_MFR_ATMEL || + JEDEC_MFR(nor->info) == SNOR_MFR_INTEL || + JEDEC_MFR(nor->info) == SNOR_MFR_SST || + nor->info->flags & SPI_NOR_HAS_LOCK) + nor->clear_sr_bp = spi_nor_clear_sr_bp; + /* Parse the Serial Flash Discoverable Parameters table. */ ret = spi_nor_init_params(nor, ¶ms); if (ret) diff --git a/drivers/mtd/spi-nor/stm32-quadspi.c b/drivers/mtd/spi-nor/stm32-quadspi.c index 13e9fc961d3b..33534f9e296b 100644 --- a/drivers/mtd/spi-nor/stm32-quadspi.c +++ b/drivers/mtd/spi-nor/stm32-quadspi.c @@ -1,22 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for stm32 quadspi controller * * Copyright (C) 2017, STMicroelectronics - All Rights Reserved * Author(s): Ludovic Barre author <ludovic.barre@st.com>. - * - * License terms: GPL V2.0. - * - * 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> #include <linux/errno.h> diff --git a/drivers/mtd/ssfdc.c b/drivers/mtd/ssfdc.c index 7a1e54546f4a..1d05c121904c 100644 --- a/drivers/mtd/ssfdc.c +++ b/drivers/mtd/ssfdc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux driver for SSFDC Flash Translation Layer (Read only) * © 2005 Eptar srl * Author: Claudio Lanconelli <lanconelli.claudio@eptar.com> * * Based on NTFL and MTDBLOCK_RO drivers - * - * 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/mtd/tests/nandbiterrs.c b/drivers/mtd/tests/nandbiterrs.c index cde19c99e77b..08084c018a59 100644 --- a/drivers/mtd/tests/nandbiterrs.c +++ b/drivers/mtd/tests/nandbiterrs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright © 2012 NetCommWireless * Iwo Mergler <Iwo.Mergler@netcommwireless.com.au> @@ -24,20 +25,6 @@ * * Please note that neither of these tests will significantly 'use up' any * FLASH endurance. Only a maximum of two erase operations will be performed. - * - * - * 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/drivers/mtd/tests/oobtest.c b/drivers/mtd/tests/oobtest.c index 766b2c385682..c71daa89bfce 100644 --- a/drivers/mtd/tests/oobtest.c +++ b/drivers/mtd/tests/oobtest.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2008 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * * Test OOB read and write on MTD device. * * Author: Adrian Hunter <ext-adrian.hunter@nokia.com> diff --git a/drivers/mtd/tests/pagetest.c b/drivers/mtd/tests/pagetest.c index 75687369bc20..8eb40b6e6dfa 100644 --- a/drivers/mtd/tests/pagetest.c +++ b/drivers/mtd/tests/pagetest.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2008 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * * Test page read and write on MTD device. * * Author: Adrian Hunter <ext-adrian.hunter@nokia.com> diff --git a/drivers/mtd/tests/readtest.c b/drivers/mtd/tests/readtest.c index 58df07acdbdb..e70d588083a3 100644 --- a/drivers/mtd/tests/readtest.c +++ b/drivers/mtd/tests/readtest.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2008 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * * Check MTD device read. * * Author: Adrian Hunter <ext-adrian.hunter@nokia.com> diff --git a/drivers/mtd/tests/speedtest.c b/drivers/mtd/tests/speedtest.c index 20edb3b49c77..93e76648f676 100644 --- a/drivers/mtd/tests/speedtest.c +++ b/drivers/mtd/tests/speedtest.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * * Test read and write speed of a MTD device. * * Author: Adrian Hunter <adrian.hunter@nokia.com> diff --git a/drivers/mtd/tests/stresstest.c b/drivers/mtd/tests/stresstest.c index 0fe1217f94b9..cb29c8c1b370 100644 --- a/drivers/mtd/tests/stresstest.c +++ b/drivers/mtd/tests/stresstest.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2008 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * * Test random reads, writes and erases on MTD device. * * Author: Adrian Hunter <ext-adrian.hunter@nokia.com> diff --git a/drivers/mtd/tests/subpagetest.c b/drivers/mtd/tests/subpagetest.c index fa2519ad2435..05250a080139 100644 --- a/drivers/mtd/tests/subpagetest.c +++ b/drivers/mtd/tests/subpagetest.c @@ -1,22 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2007 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * * Test sub-page read and write on MTD device. * Author: Adrian Hunter <ext-adrian.hunter@nokia.com> - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/drivers/mtd/tests/torturetest.c b/drivers/mtd/tests/torturetest.c index 93c2729c47b8..6787ac5471a9 100644 --- a/drivers/mtd/tests/torturetest.c +++ b/drivers/mtd/tests/torturetest.c @@ -1,21 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2006-2008 Artem Bityutskiy * Copyright (C) 2006-2008 Jarkko Lavinen * Copyright (C) 2006-2008 Adrian Hunter * - * 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; see the file COPYING. If not, write to the Free Software - * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * * Authors: Artem Bityutskiy, Jarkko Lavinen, Adria Hunter * * WARNING: this test program may kill your flash and your device. Do not diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c index d0b63bbf46a7..6025398955a2 100644 --- a/drivers/mtd/ubi/block.c +++ b/drivers/mtd/ubi/block.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 Ezequiel Garcia * Copyright (c) 2011 Free Electrons @@ -6,15 +7,6 @@ * Copyright (c) International Business Machines Corp., 2006 * Copyright (c) Nokia Corporation, 2007 * Authors: Artem Bityutskiy, Frank Haverkamp - * - * 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. - * - * 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. */ /* diff --git a/drivers/mtd/ubi/fastmap-wl.c b/drivers/mtd/ubi/fastmap-wl.c index 98f7d6be8d1f..d9e2e3a6e105 100644 --- a/drivers/mtd/ubi/fastmap-wl.c +++ b/drivers/mtd/ubi/fastmap-wl.c @@ -1,17 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2012 Linutronix GmbH * Copyright (c) 2014 sigma star gmbh * Author: Richard Weinberger <richard@nod.at> - * - * 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. - * - * 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. - * */ /** diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c index 462526a10537..30621c67721a 100644 --- a/drivers/mtd/ubi/fastmap.c +++ b/drivers/mtd/ubi/fastmap.c @@ -1,17 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2012 Linutronix GmbH * Copyright (c) 2014 sigma star gmbh * Author: Richard Weinberger <richard@nod.at> - * - * 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. - * - * 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/crc32.h> |