diff options
Diffstat (limited to 'arch/arm/mach-imx')
31 files changed, 95 insertions, 205 deletions
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 2b09a0471d7b..78f795d73cb6 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -156,6 +156,7 @@ config SOC_IMX5 config SOC_IMX51 bool + select HAVE_IMX_SRC select PINCTRL select PINCTRL_IMX51 select SOC_IMX5 @@ -472,8 +473,6 @@ config MACH_MX31ADS_WM1133_EV1 depends on MACH_MX31ADS depends on MFD_WM8350_I2C depends on REGULATOR_WM8350 = y - select MFD_WM8350_CONFIG_MODE_0 - select MFD_WM8352_CONFIG_MODE_0 help Include support for the Wolfson Microelectronics 1133-EV1 PMU and audio module for the MX31ADS platform. @@ -781,6 +780,7 @@ comment "Device tree only" config SOC_IMX53 bool "i.MX53 support" select HAVE_CAN_FLEXCAN if CAN + select HAVE_IMX_SRC select IMX_HAVE_PLATFORM_IMX2_WDT select PINCTRL select PINCTRL_IMX53 @@ -800,7 +800,8 @@ config SOC_IMX6Q select ARM_GIC select COMMON_CLK select CPU_V7 - select HAVE_ARM_SCU + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if LOCAL_TIMERS select HAVE_CAN_FLEXCAN if CAN select HAVE_IMX_ANATOP select HAVE_IMX_GPC diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index b16eb39b9f5d..930958973f81 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -29,7 +29,7 @@ obj-$(CONFIG_MXC_USE_EPIT) += epit.o obj-$(CONFIG_MXC_DEBUG_BOARD) += 3ds_debugboard.o ifeq ($(CONFIG_CPU_IDLE),y) -obj-y += cpuidle.o +obj-$(CONFIG_SOC_IMX5) += cpuidle-imx5.o obj-$(CONFIG_SOC_IMX6Q) += cpuidle-imx6q.o endif diff --git a/arch/arm/mach-imx/avic.c b/arch/arm/mach-imx/avic.c index 49c87e7aa817..e163ec7a8441 100644 --- a/arch/arm/mach-imx/avic.c +++ b/arch/arm/mach-imx/avic.c @@ -51,7 +51,7 @@ #define AVIC_NUM_IRQS 64 -void __iomem *avic_base; +static void __iomem *avic_base; static struct irq_domain *domain; #ifdef CONFIG_MXC_IRQ_PRIOR diff --git a/arch/arm/mach-imx/clk-busy.c b/arch/arm/mach-imx/clk-busy.c index 1ab91b5209e6..4bb1bc419b79 100644 --- a/arch/arm/mach-imx/clk-busy.c +++ b/arch/arm/mach-imx/clk-busy.c @@ -147,7 +147,7 @@ static int clk_busy_mux_set_parent(struct clk_hw *hw, u8 index) return ret; } -struct clk_ops clk_busy_mux_ops = { +static struct clk_ops clk_busy_mux_ops = { .get_parent = clk_busy_mux_get_parent, .set_parent = clk_busy_mux_set_parent, }; @@ -169,7 +169,7 @@ struct clk *imx_clk_busy_mux(const char *name, void __iomem *reg, u8 shift, busy->mux.reg = reg; busy->mux.shift = shift; - busy->mux.width = width; + busy->mux.mask = BIT(width) - 1; busy->mux.lock = &imx_ccm_lock; busy->mux_ops = &clk_mux_ops; diff --git a/arch/arm/mach-imx/clk-gate2.c b/arch/arm/mach-imx/clk-gate2.c index cc49c7ae186e..a63e415609a8 100644 --- a/arch/arm/mach-imx/clk-gate2.c +++ b/arch/arm/mach-imx/clk-gate2.c @@ -15,6 +15,7 @@ #include <linux/io.h> #include <linux/err.h> #include <linux/string.h> +#include "clk.h" /** * DOC: basic gatable clock which can gate and ungate it's ouput diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c index 8e3b65719106..c3cfa4116dc0 100644 --- a/arch/arm/mach-imx/clk-imx27.c +++ b/arch/arm/mach-imx/clk-imx27.c @@ -86,10 +86,12 @@ enum mx27_clks { }; static struct clk *clk[clk_max]; +static struct clk_onecell_data clk_data; int __init mx27_clocks_init(unsigned long fref) { int i; + struct device_node *np; clk[dummy] = imx_clk_fixed("dummy", 0); clk[ckih] = imx_clk_fixed("ckih", fref); @@ -198,6 +200,13 @@ int __init mx27_clocks_init(unsigned long fref) pr_err("i.MX27 clk %d: register failed with %ld\n", i, PTR_ERR(clk[i])); + np = of_find_compatible_node(NULL, NULL, "fsl,imx27-ccm"); + if (np) { + clk_data.clks = clk; + clk_data.clk_num = ARRAY_SIZE(clk); + of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); + } + clk_register_clkdev(clk[uart1_ipg_gate], "ipg", "imx21-uart.0"); clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.0"); clk_register_clkdev(clk[uart2_ipg_gate], "ipg", "imx21-uart.1"); @@ -276,7 +285,7 @@ int __init mx27_clocks_init(unsigned long fref) clk_register_clkdev(clk[ata_ahb_gate], "ata", NULL); clk_register_clkdev(clk[rtc_ipg_gate], NULL, "imx21-rtc"); clk_register_clkdev(clk[scc_ipg_gate], "scc", NULL); - clk_register_clkdev(clk[cpu_div], "cpu", NULL); + clk_register_clkdev(clk[cpu_div], NULL, "cpufreq-cpu0.0"); clk_register_clkdev(clk[emi_ahb_gate], "emi_ahb" , NULL); mxc_timer_init(MX27_IO_ADDRESS(MX27_GPT1_BASE_ADDR), MX27_INT_GPT1); diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c index 41dd4d6e5b91..6fc486b6a3c6 100644 --- a/arch/arm/mach-imx/clk-imx51-imx53.c +++ b/arch/arm/mach-imx/clk-imx51-imx53.c @@ -313,7 +313,7 @@ static void __init mx5_clocks_common_init(unsigned long rate_ckil, clk_register_clkdev(clk[ssi_ext1_gate], "ssi_ext1", NULL); clk_register_clkdev(clk[ssi_ext2_gate], "ssi_ext2", NULL); clk_register_clkdev(clk[sdma_gate], NULL, "imx35-sdma"); - clk_register_clkdev(clk[cpu_podf], "cpu", NULL); + clk_register_clkdev(clk[cpu_podf], NULL, "cpufreq-cpu0.0"); clk_register_clkdev(clk[iim_gate], "iim", NULL); clk_register_clkdev(clk[dummy], NULL, "imx2-wdt.0"); clk_register_clkdev(clk[dummy], NULL, "imx2-wdt.1"); @@ -395,9 +395,6 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc, clk_register_clkdev(clk[mx51_mipi], "mipi_hsp", NULL); clk_register_clkdev(clk[vpu_gate], NULL, "imx51-vpu.0"); clk_register_clkdev(clk[fec_gate], NULL, "imx27-fec.0"); - clk_register_clkdev(clk[ipu_gate], "bus", "40000000.ipu"); - clk_register_clkdev(clk[ipu_di0_gate], "di0", "40000000.ipu"); - clk_register_clkdev(clk[ipu_di1_gate], "di1", "40000000.ipu"); clk_register_clkdev(clk[usb_phy_gate], "phy", "mxc-ehci.0"); clk_register_clkdev(clk[esdhc1_ipg_gate], "ipg", "sdhci-esdhc-imx51.0"); clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx51.0"); @@ -514,10 +511,6 @@ int __init mx53_clocks_init(unsigned long rate_ckil, unsigned long rate_osc, clk_register_clkdev(clk[vpu_gate], NULL, "imx53-vpu.0"); clk_register_clkdev(clk[i2c3_gate], NULL, "imx21-i2c.2"); clk_register_clkdev(clk[fec_gate], NULL, "imx25-fec.0"); - clk_register_clkdev(clk[ipu_gate], "bus", "18000000.ipu"); - clk_register_clkdev(clk[ipu_di0_gate], "di0", "18000000.ipu"); - clk_register_clkdev(clk[ipu_di1_gate], "di1", "18000000.ipu"); - clk_register_clkdev(clk[ipu_gate], "hsp", "18000000.ipu"); clk_register_clkdev(clk[usb_phy1_gate], "usb_phy1", "mxc-ehci.0"); clk_register_clkdev(clk[esdhc1_ipg_gate], "ipg", "sdhci-esdhc-imx53.0"); clk_register_clkdev(clk[dummy], "ahb", "sdhci-esdhc-imx53.0"); diff --git a/arch/arm/mach-imx/clk-pllv1.c b/arch/arm/mach-imx/clk-pllv1.c index abff350ba24c..c1eaee346954 100644 --- a/arch/arm/mach-imx/clk-pllv1.c +++ b/arch/arm/mach-imx/clk-pllv1.c @@ -78,7 +78,7 @@ static unsigned long clk_pllv1_recalc_rate(struct clk_hw *hw, return ll; } -struct clk_ops clk_pllv1_ops = { +static struct clk_ops clk_pllv1_ops = { .recalc_rate = clk_pllv1_recalc_rate, }; diff --git a/arch/arm/mach-imx/clk-pllv2.c b/arch/arm/mach-imx/clk-pllv2.c index 0440379e3628..20889d59b44d 100644 --- a/arch/arm/mach-imx/clk-pllv2.c +++ b/arch/arm/mach-imx/clk-pllv2.c @@ -229,7 +229,7 @@ static void clk_pllv2_unprepare(struct clk_hw *hw) __raw_writel(reg, pllbase + MXC_PLL_DP_CTL); } -struct clk_ops clk_pllv2_ops = { +static struct clk_ops clk_pllv2_ops = { .prepare = clk_pllv2_prepare, .unprepare = clk_pllv2_unprepare, .recalc_rate = clk_pllv2_recalc_rate, diff --git a/arch/arm/mach-imx/clk.c b/arch/arm/mach-imx/clk.c index f5e8be8e7f11..37e884ed1cd4 100644 --- a/arch/arm/mach-imx/clk.c +++ b/arch/arm/mach-imx/clk.c @@ -1,3 +1,4 @@ #include <linux/spinlock.h> +#include "clk.h" DEFINE_SPINLOCK(imx_ccm_lock); diff --git a/arch/arm/mach-imx/cpu-imx5.c b/arch/arm/mach-imx/cpu-imx5.c index d7ce72252a4e..c1c99a72c6a1 100644 --- a/arch/arm/mach-imx/cpu-imx5.c +++ b/arch/arm/mach-imx/cpu-imx5.c @@ -18,6 +18,7 @@ #include <linux/io.h> #include "hardware.h" +#include "common.h" static int mx5_cpu_rev = -1; diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c index 03fcbd082593..e70e3acbf9bd 100644 --- a/arch/arm/mach-imx/cpu.c +++ b/arch/arm/mach-imx/cpu.c @@ -3,6 +3,7 @@ #include <linux/io.h> #include "hardware.h" +#include "common.h" unsigned int __mxc_cpu_type; EXPORT_SYMBOL(__mxc_cpu_type); diff --git a/arch/arm/mach-imx/cpuidle-imx5.c b/arch/arm/mach-imx/cpuidle-imx5.c new file mode 100644 index 000000000000..5a47e3c6172f --- /dev/null +++ b/arch/arm/mach-imx/cpuidle-imx5.c @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2012 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/cpuidle.h> +#include <linux/module.h> +#include <asm/system_misc.h> + +static int imx5_cpuidle_enter(struct cpuidle_device *dev, + struct cpuidle_driver *drv, int index) +{ + arm_pm_idle(); + return index; +} + +static struct cpuidle_driver imx5_cpuidle_driver = { + .name = "imx5_cpuidle", + .owner = THIS_MODULE, + .states[0] = { + .enter = imx5_cpuidle_enter, + .exit_latency = 2, + .target_residency = 1, + .flags = CPUIDLE_FLAG_TIME_VALID, + .name = "IMX5 SRPG", + .desc = "CPU state retained,powered off", + }, + .state_count = 1, +}; + +int __init imx5_cpuidle_init(void) +{ + return cpuidle_register(&imx5_cpuidle_driver, NULL); +} diff --git a/arch/arm/mach-imx/cpuidle-imx6q.c b/arch/arm/mach-imx/cpuidle-imx6q.c index d533e2695f0e..23ddfb693b2d 100644 --- a/arch/arm/mach-imx/cpuidle-imx6q.c +++ b/arch/arm/mach-imx/cpuidle-imx6q.c @@ -6,7 +6,6 @@ * published by the Free Software Foundation. */ -#include <linux/clockchips.h> #include <linux/cpuidle.h> #include <linux/module.h> #include <asm/cpuidle.h> @@ -21,10 +20,6 @@ static DEFINE_SPINLOCK(master_lock); static int imx6q_enter_wait(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - int cpu = dev->cpu; - - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu); - if (atomic_inc_return(&master) == num_online_cpus()) { /* * With this lock, we prevent other cpu to exit and enter @@ -43,26 +38,13 @@ idle: cpu_do_idle(); done: atomic_dec(&master); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &cpu); return index; } -/* - * For each cpu, setup the broadcast timer because local timer - * stops for the states other than WFI. - */ -static void imx6q_setup_broadcast_timer(void *arg) -{ - int cpu = smp_processor_id(); - - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &cpu); -} - static struct cpuidle_driver imx6q_cpuidle_driver = { .name = "imx6q_cpuidle", .owner = THIS_MODULE, - .en_core_tk_irqen = 1, .states = { /* WFI */ ARM_CPUIDLE_WFI_STATE, @@ -70,7 +52,8 @@ static struct cpuidle_driver imx6q_cpuidle_driver = { { .exit_latency = 50, .target_residency = 75, - .flags = CPUIDLE_FLAG_TIME_VALID, + .flags = CPUIDLE_FLAG_TIME_VALID | + CPUIDLE_FLAG_TIMER_STOP, .enter = imx6q_enter_wait, .name = "WAIT", .desc = "Clock off", @@ -88,8 +71,5 @@ int __init imx6q_cpuidle_init(void) /* Set chicken bit to get a reliable WAIT mode support */ imx6q_set_chicken_bit(); - /* Configure the broadcast timer on each cpu */ - on_each_cpu(imx6q_setup_broadcast_timer, NULL, 1); - - return imx_cpuidle_init(&imx6q_cpuidle_driver); + return cpuidle_register(&imx6q_cpuidle_driver, NULL); } diff --git a/arch/arm/mach-imx/cpuidle.c b/arch/arm/mach-imx/cpuidle.c deleted file mode 100644 index d4cb511a44a8..000000000000 --- a/arch/arm/mach-imx/cpuidle.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright 2012 Freescale Semiconductor, Inc. - * Copyright 2012 Linaro Ltd. - * - * The code contained herein is licensed under the GNU General Public - * License. You may obtain a copy of the GNU General Public License - * Version 2 or later at the following locations: - * - * http://www.opensource.org/licenses/gpl-license.html - * http://www.gnu.org/copyleft/gpl.html - */ - -#include <linux/cpuidle.h> -#include <linux/err.h> -#include <linux/hrtimer.h> -#include <linux/io.h> -#include <linux/kernel.h> -#include <linux/slab.h> - -static struct cpuidle_device __percpu * imx_cpuidle_devices; - -static void __init imx_cpuidle_devices_uninit(void) -{ - int cpu_id; - struct cpuidle_device *dev; - - for_each_possible_cpu(cpu_id) { - dev = per_cpu_ptr(imx_cpuidle_devices, cpu_id); - cpuidle_unregister_device(dev); - } - - free_percpu(imx_cpuidle_devices); -} - -int __init imx_cpuidle_init(struct cpuidle_driver *drv) -{ - struct cpuidle_device *dev; - int cpu_id, ret; - - if (drv->state_count > CPUIDLE_STATE_MAX) { - pr_err("%s: state_count exceeds maximum\n", __func__); - return -EINVAL; - } - - ret = cpuidle_register_driver(drv); - if (ret) { - pr_err("%s: Failed to register cpuidle driver with error: %d\n", - __func__, ret); - return ret; - } - - imx_cpuidle_devices = alloc_percpu(struct cpuidle_device); - if (imx_cpuidle_devices == NULL) { - ret = -ENOMEM; - goto unregister_drv; - } - - /* initialize state data for each cpuidle_device */ - for_each_possible_cpu(cpu_id) { - dev = per_cpu_ptr(imx_cpuidle_devices, cpu_id); - dev->cpu = cpu_id; - dev->state_count = drv->state_count; - - ret = cpuidle_register_device(dev); - if (ret) { - pr_err("%s: Failed to register cpu %u, error: %d\n", - __func__, cpu_id, ret); - goto uninit; - } - } - - return 0; - -uninit: - imx_cpuidle_devices_uninit(); - -unregister_drv: - cpuidle_unregister_driver(drv); - return ret; -} diff --git a/arch/arm/mach-imx/cpuidle.h b/arch/arm/mach-imx/cpuidle.h index e092d1359d94..786f98ecc145 100644 --- a/arch/arm/mach-imx/cpuidle.h +++ b/arch/arm/mach-imx/cpuidle.h @@ -10,18 +10,16 @@ * http://www.gnu.org/copyleft/gpl.html */ -#include <linux/cpuidle.h> - #ifdef CONFIG_CPU_IDLE -extern int imx_cpuidle_init(struct cpuidle_driver *drv); +extern int imx5_cpuidle_init(void); extern int imx6q_cpuidle_init(void); #else -static inline int imx_cpuidle_init(struct cpuidle_driver *drv) +static inline int imx5_cpuidle_init(void) { - return -ENODEV; + return 0; } static inline int imx6q_cpuidle_init(void) { - return -ENODEV; + return 0; } #endif diff --git a/arch/arm/mach-imx/devices/devices.c b/arch/arm/mach-imx/devices/devices.c index 1b37482407f9..1b4366a0e7c0 100644 --- a/arch/arm/mach-imx/devices/devices.c +++ b/arch/arm/mach-imx/devices/devices.c @@ -37,7 +37,7 @@ int __init mxc_device_init(void) int ret; ret = device_register(&mxc_aips_bus); - if (IS_ERR_VALUE(ret)) + if (ret < 0) goto done; ret = device_register(&mxc_ahb_bus); diff --git a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c index b4c70028d359..b2f08bfbbdd3 100644 --- a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c +++ b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c @@ -46,7 +46,7 @@ static const int eukrea_mbimx27_pins[] __initconst = { PE10_PF_UART3_CTS, PE11_PF_UART3_RTS, /* UART4 */ -#if !defined(MACH_EUKREA_CPUIMX27_USEUART4) +#if !defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4) PB26_AF_UART4_RTS, PB28_AF_UART4_TXD, PB29_AF_UART4_CTS, @@ -306,7 +306,7 @@ void __init eukrea_mbimx27_baseboard_init(void) imx27_add_imx_uart1(&uart_pdata); imx27_add_imx_uart2(&uart_pdata); -#if !defined(MACH_EUKREA_CPUIMX27_USEUART4) +#if !defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4) imx27_add_imx_uart3(&uart_pdata); #endif diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c index c20445c56032..44a65e9ff1fc 100644 --- a/arch/arm/mach-imx/gpc.c +++ b/arch/arm/mach-imx/gpc.c @@ -16,6 +16,7 @@ #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/irqchip/arm-gic.h> +#include "common.h" #define GPC_IMR1 0x008 #define GPC_PGC_CPU_PDN 0x2a0 diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c index 361a253e2b63..5e91112dcbee 100644 --- a/arch/arm/mach-imx/hotplug.c +++ b/arch/arm/mach-imx/hotplug.c @@ -11,7 +11,6 @@ */ #include <linux/errno.h> -#include <asm/cacheflush.h> #include <asm/cp15.h> #include "common.h" @@ -20,7 +19,6 @@ static inline void cpu_enter_lowpower(void) { unsigned int v; - flush_cache_all(); asm volatile( "mcr p15, 0, %1, c7, c5, 0\n" " mcr p15, 0, %1, c7, c10, 4\n" diff --git a/arch/arm/mach-imx/imx27-dt.c b/arch/arm/mach-imx/imx27-dt.c index c915a490a11c..4aaead0a77ff 100644 --- a/arch/arm/mach-imx/imx27-dt.c +++ b/arch/arm/mach-imx/imx27-dt.c @@ -18,25 +18,13 @@ #include "common.h" #include "mx27.h" -static const struct of_dev_auxdata imx27_auxdata_lookup[] __initconst = { - OF_DEV_AUXDATA("fsl,imx27-uart", MX27_UART1_BASE_ADDR, "imx21-uart.0", NULL), - OF_DEV_AUXDATA("fsl,imx27-uart", MX27_UART2_BASE_ADDR, "imx21-uart.1", NULL), - OF_DEV_AUXDATA("fsl,imx27-uart", MX27_UART3_BASE_ADDR, "imx21-uart.2", NULL), - OF_DEV_AUXDATA("fsl,imx27-fec", MX27_FEC_BASE_ADDR, "imx27-fec.0", NULL), - OF_DEV_AUXDATA("fsl,imx27-i2c", MX27_I2C1_BASE_ADDR, "imx21-i2c.0", NULL), - OF_DEV_AUXDATA("fsl,imx27-i2c", MX27_I2C2_BASE_ADDR, "imx21-i2c.1", NULL), - OF_DEV_AUXDATA("fsl,imx27-cspi", MX27_CSPI1_BASE_ADDR, "imx27-cspi.0", NULL), - OF_DEV_AUXDATA("fsl,imx27-cspi", MX27_CSPI2_BASE_ADDR, "imx27-cspi.1", NULL), - OF_DEV_AUXDATA("fsl,imx27-cspi", MX27_CSPI3_BASE_ADDR, "imx27-cspi.2", NULL), - OF_DEV_AUXDATA("fsl,imx27-wdt", MX27_WDOG_BASE_ADDR, "imx2-wdt.0", NULL), - OF_DEV_AUXDATA("fsl,imx27-nand", MX27_NFC_BASE_ADDR, "imx27-nand.0", NULL), - { /* sentinel */ } -}; - static void __init imx27_dt_init(void) { - of_platform_populate(NULL, of_default_bus_match_table, - imx27_auxdata_lookup, NULL); + struct platform_device_info devinfo = { .name = "cpufreq-cpu0", }; + + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + + platform_device_register_full(&devinfo); } static const char * const imx27_dt_board_compat[] __initconst = { diff --git a/arch/arm/mach-imx/imx51-dt.c b/arch/arm/mach-imx/imx51-dt.c index e2926a8863f8..ab24cc322111 100644 --- a/arch/arm/mach-imx/imx51-dt.c +++ b/arch/arm/mach-imx/imx51-dt.c @@ -21,7 +21,10 @@ static void __init imx51_dt_init(void) { + struct platform_device_info devinfo = { .name = "cpufreq-cpu0", }; + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + platform_device_register_full(&devinfo); } static const char *imx51_dt_board_compat[] __initdata = { diff --git a/arch/arm/mach-imx/iomux-imx31.c b/arch/arm/mach-imx/iomux-imx31.c index cabefbc5e7c1..7c66805d2cc0 100644 --- a/arch/arm/mach-imx/iomux-imx31.c +++ b/arch/arm/mach-imx/iomux-imx31.c @@ -40,7 +40,7 @@ static DEFINE_SPINLOCK(gpio_mux_lock); #define IOMUX_REG_MASK (IOMUX_PADNUM_MASK & ~0x3) -unsigned long mxc_pin_alloc_map[NB_PORTS * 32 / BITS_PER_LONG]; +static unsigned long mxc_pin_alloc_map[NB_PORTS * 32 / BITS_PER_LONG]; /* * set the mode for a IOMUX pin. */ diff --git a/arch/arm/mach-imx/irq-common.c b/arch/arm/mach-imx/irq-common.c index b6e11458e5ae..4b34f52dc46b 100644 --- a/arch/arm/mach-imx/irq-common.c +++ b/arch/arm/mach-imx/irq-common.c @@ -21,25 +21,6 @@ #include "irq-common.h" -int imx_irq_set_priority(unsigned char irq, unsigned char prio) -{ - struct irq_chip_generic *gc; - struct mxc_extra_irq *exirq; - int ret; - - ret = -ENOSYS; - - gc = irq_get_chip_data(irq); - if (gc && gc->private) { - exirq = gc->private; - if (exirq->set_priority) - ret = exirq->set_priority(irq, prio); - } - - return ret; -} -EXPORT_SYMBOL(imx_irq_set_priority); - int mxc_set_irq_fiq(unsigned int irq, unsigned int type) { struct irq_chip_generic *gc; diff --git a/arch/arm/mach-imx/mach-cpuimx27.c b/arch/arm/mach-imx/mach-cpuimx27.c index 146559311bd2..ea50870bda80 100644 --- a/arch/arm/mach-imx/mach-cpuimx27.c +++ b/arch/arm/mach-imx/mach-cpuimx27.c @@ -48,7 +48,7 @@ static const int eukrea_cpuimx27_pins[] __initconst = { PE14_PF_UART1_CTS, PE15_PF_UART1_RTS, /* UART4 */ -#if defined(MACH_EUKREA_CPUIMX27_USEUART4) +#if defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4) PB26_AF_UART4_RTS, PB28_AF_UART4_TXD, PB29_AF_UART4_CTS, @@ -272,7 +272,7 @@ static void __init eukrea_cpuimx27_init(void) /* SDHC2 can be used for Wifi */ imx27_add_mxc_mmc(1, NULL); #endif -#if defined(MACH_EUKREA_CPUIMX27_USEUART4) +#if defined(CONFIG_MACH_EUKREA_CPUIMX27_USEUART4) /* in which case UART4 is also used for Bluetooth */ imx27_add_imx_uart3(&uart_pdata); #endif diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 7230aede4ca2..5536fd81379a 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -66,7 +66,7 @@ static void __init imx6q_init_revision(void) mxc_set_cpu_type(rev >> 16 & 0xff); } -void imx6q_restart(char mode, const char *cmd) +static void imx6q_restart(char mode, const char *cmd) { struct device_node *np; void __iomem *wdog_base; @@ -228,7 +228,7 @@ put_node: of_node_put(np); } -struct platform_device imx6q_cpufreq_pdev = { +static struct platform_device imx6q_cpufreq_pdev = { .name = "imx6q-cpufreq", }; diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c index cefa047c4053..e0e69a682174 100644 --- a/arch/arm/mach-imx/mm-imx3.c +++ b/arch/arm/mach-imx/mm-imx3.c @@ -82,7 +82,7 @@ static void __iomem *imx3_ioremap_caller(unsigned long phys_addr, size_t size, return __arm_ioremap_caller(phys_addr, size, mtype, caller); } -void __init imx3_init_l2x0(void) +static void __init imx3_init_l2x0(void) { #ifdef CONFIG_CACHE_L2X0 void __iomem *l2x0_base; diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c index cf34994cfe28..b7c4e70e5081 100644 --- a/arch/arm/mach-imx/mm-imx5.c +++ b/arch/arm/mach-imx/mm-imx5.c @@ -84,6 +84,7 @@ void __init imx51_init_early(void) mxc_set_cpu_type(MXC_CPU_MX51); mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR)); mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR)); + imx_src_init(); } void __init imx53_init_early(void) @@ -91,6 +92,7 @@ void __init imx53_init_early(void) mxc_set_cpu_type(MXC_CPU_MX53); mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR)); mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG1_BASE_ADDR)); + imx_src_init(); } void __init mx51_init_irq(void) diff --git a/arch/arm/mach-imx/pm-imx5.c b/arch/arm/mach-imx/pm-imx5.c index f67fd7ee8127..82e79c658eb2 100644 --- a/arch/arm/mach-imx/pm-imx5.c +++ b/arch/arm/mach-imx/pm-imx5.c @@ -149,33 +149,6 @@ static void imx5_pm_idle(void) imx5_cpu_do_idle(); } -static int imx5_cpuidle_enter(struct cpuidle_device *dev, - struct cpuidle_driver *drv, int idx) -{ - int ret; - - ret = imx5_cpu_do_idle(); - if (ret < 0) - return ret; - - return idx; -} - -static struct cpuidle_driver imx5_cpuidle_driver = { - .name = "imx5_cpuidle", - .owner = THIS_MODULE, - .en_core_tk_irqen = 1, - .states[0] = { - .enter = imx5_cpuidle_enter, - .exit_latency = 2, - .target_residency = 1, - .flags = CPUIDLE_FLAG_TIME_VALID, - .name = "IMX5 SRPG", - .desc = "CPU state retained,powered off", - }, - .state_count = 1, -}; - static int __init imx5_pm_common_init(void) { int ret; @@ -193,8 +166,7 @@ static int __init imx5_pm_common_init(void) /* Set the registers to the default cpu idle state. */ mx5_cpu_lp_set(IMX5_DEFAULT_CPU_IDLE_STATE); - imx_cpuidle_init(&imx5_cpuidle_driver); - return 0; + return imx5_cpuidle_init(); } void __init imx51_pm_init(void) diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c index 4e0236c89c5e..10a6b1a8c5ac 100644 --- a/arch/arm/mach-imx/src.c +++ b/arch/arm/mach-imx/src.c @@ -17,6 +17,7 @@ #include <linux/reset-controller.h> #include <linux/smp.h> #include <asm/smp_plat.h> +#include "common.h" #define SRC_SCR 0x000 #define SRC_GPR1 0x020 @@ -133,7 +134,9 @@ void __init imx_src_init(void) struct device_node *np; u32 val; - np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-src"); + np = of_find_compatible_node(NULL, NULL, "fsl,imx51-src"); + if (!np) + return; src_base = of_iomap(np, 0); WARN_ON(!src_base); diff --git a/arch/arm/mach-imx/tzic.c b/arch/arm/mach-imx/tzic.c index 9721161f208f..8183178d5aa3 100644 --- a/arch/arm/mach-imx/tzic.c +++ b/arch/arm/mach-imx/tzic.c @@ -49,7 +49,7 @@ #define TZIC_SWINT 0x0F00 /* Software Interrupt Rigger Register */ #define TZIC_ID0 0x0FD0 /* Indentification Register 0 */ -void __iomem *tzic_base; /* Used as irq controller base in entry-macro.S */ +static void __iomem *tzic_base; static struct irq_domain *domain; #define TZIC_NUM_IRQS 128 |