diff options
Diffstat (limited to 'arch/arm/plat-mxc')
-rw-r--r-- | arch/arm/plat-mxc/Kconfig | 39 | ||||
-rw-r--r-- | arch/arm/plat-mxc/avic.c | 78 | ||||
-rw-r--r-- | arch/arm/plat-mxc/cpu.c | 9 | ||||
-rw-r--r-- | arch/arm/plat-mxc/devices/Kconfig | 3 | ||||
-rw-r--r-- | arch/arm/plat-mxc/devices/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/plat-mxc/devices/platform-pata_imx.c | 59 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/common.h | 1 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/devices-common.h | 8 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/iomux-mx3.h | 1 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/memory.h | 16 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/mx25.h | 5 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/mx35.h | 2 | ||||
-rw-r--r-- | arch/arm/plat-mxc/include/mach/mx3x.h | 18 | ||||
-rw-r--r-- | arch/arm/plat-mxc/irq-common.c | 21 | ||||
-rw-r--r-- | arch/arm/plat-mxc/irq-common.h | 3 | ||||
-rw-r--r-- | arch/arm/plat-mxc/pwm.c | 2 | ||||
-rw-r--r-- | arch/arm/plat-mxc/tzic.c | 8 |
17 files changed, 176 insertions, 98 deletions
diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index a5353fc0793f..502e45f03178 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -4,50 +4,31 @@ source "arch/arm/plat-mxc/devices/Kconfig" menu "Freescale MXC Implementations" -config ARCH_MX50_SUPPORTED - bool - -config ARCH_MX53_SUPPORTED - bool - choice prompt "Freescale CPU family:" default ARCH_MX3 -config ARCH_MX1 - bool "MX1-based" - help - This enables support for systems based on the Freescale i.MX1 family - -config ARCH_MX2 - bool "MX2-based" - help - This enables support for systems based on the Freescale i.MX2 family - -config ARCH_MX25 - bool "MX25-based" +config ARCH_IMX_V4_V5 + bool "i.MX1, i.MX21, i.MX25, i.MX27" + select AUTO_ZRELADDR + select ARM_PATCH_PHYS_VIRT help - This enables support for systems based on the Freescale i.MX25 family + This enables support for systems based on the Freescale i.MX ARMv4 + and ARMv5 SoCs config ARCH_MX3 bool "MX3-based" help This enables support for systems based on the Freescale i.MX3 family -config ARCH_MX503 - bool "i.MX50 + i.MX53" - select ARCH_MX50_SUPPORTED - select ARCH_MX53_SUPPORTED +config ARCH_MX5 + bool "i.MX50, i.MX51, i.MX53" + select AUTO_ZRELADDR + select ARM_PATCH_PHYS_VIRT help This enables support for machines using Freescale's i.MX50 and i.MX51 processors. -config ARCH_MX51 - bool "i.MX51" - select ARCH_MX51_SUPPORTED - help - This enables support for systems based on the Freescale i.MX51 family - endchoice source "arch/arm/mach-imx/Kconfig" diff --git a/arch/arm/plat-mxc/avic.c b/arch/arm/plat-mxc/avic.c index 4d68c5a6faca..8875fb415f68 100644 --- a/arch/arm/plat-mxc/avic.c +++ b/arch/arm/plat-mxc/avic.c @@ -50,6 +50,8 @@ void __iomem *avic_base; +static u32 avic_saved_mask_reg[2]; + #ifdef CONFIG_MXC_IRQ_PRIOR static int avic_irq_set_priority(unsigned char irq, unsigned char prio) { @@ -90,24 +92,8 @@ static int avic_set_irq_fiq(unsigned int irq, unsigned int type) } #endif /* CONFIG_FIQ */ -/* Disable interrupt number "irq" in the AVIC */ -static void mxc_mask_irq(struct irq_data *d) -{ - __raw_writel(d->irq, avic_base + AVIC_INTDISNUM); -} - -/* Enable interrupt number "irq" in the AVIC */ -static void mxc_unmask_irq(struct irq_data *d) -{ - __raw_writel(d->irq, avic_base + AVIC_INTENNUM); -} -static struct mxc_irq_chip mxc_avic_chip = { - .base = { - .irq_ack = mxc_mask_irq, - .irq_mask = mxc_mask_irq, - .irq_unmask = mxc_unmask_irq, - }, +static struct mxc_extra_irq avic_extra_irq = { #ifdef CONFIG_MXC_IRQ_PRIOR .set_priority = avic_irq_set_priority, #endif @@ -116,6 +102,55 @@ static struct mxc_irq_chip mxc_avic_chip = { #endif }; +#ifdef CONFIG_PM +static void avic_irq_suspend(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct irq_chip_type *ct = gc->chip_types; + int idx = gc->irq_base >> 5; + + avic_saved_mask_reg[idx] = __raw_readl(avic_base + ct->regs.mask); + __raw_writel(gc->wake_active, avic_base + ct->regs.mask); +} + +static void avic_irq_resume(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct irq_chip_type *ct = gc->chip_types; + int idx = gc->irq_base >> 5; + + __raw_writel(avic_saved_mask_reg[idx], avic_base + ct->regs.mask); +} + +#else +#define avic_irq_suspend NULL +#define avic_irq_resume NULL +#endif + +static __init void avic_init_gc(unsigned int irq_start) +{ + struct irq_chip_generic *gc; + struct irq_chip_type *ct; + int idx = irq_start >> 5; + + gc = irq_alloc_generic_chip("mxc-avic", 1, irq_start, avic_base, + handle_level_irq); + gc->private = &avic_extra_irq; + gc->wake_enabled = IRQ_MSK(32); + + ct = gc->chip_types; + ct->chip.irq_mask = irq_gc_mask_clr_bit; + ct->chip.irq_unmask = irq_gc_mask_set_bit; + ct->chip.irq_ack = irq_gc_mask_clr_bit; + ct->chip.irq_set_wake = irq_gc_set_wake; + ct->chip.irq_suspend = avic_irq_suspend; + ct->chip.irq_resume = avic_irq_resume; + ct->regs.mask = !idx ? AVIC_INTENABLEL : AVIC_INTENABLEH; + ct->regs.ack = ct->regs.mask; + + irq_setup_generic_chip(gc, IRQ_MSK(32), 0, IRQ_NOREQUEST, 0); +} + asmlinkage void __exception_irq_entry avic_handle_irq(struct pt_regs *regs) { u32 nivector; @@ -153,11 +188,9 @@ void __init mxc_init_irq(void __iomem *irqbase) /* all IRQ no FIQ */ __raw_writel(0, avic_base + AVIC_INTTYPEH); __raw_writel(0, avic_base + AVIC_INTTYPEL); - for (i = 0; i < AVIC_NUM_IRQS; i++) { - irq_set_chip_and_handler(i, &mxc_avic_chip.base, - handle_level_irq); - set_irq_flags(i, IRQF_VALID); - } + + for (i = 0; i < AVIC_NUM_IRQS; i += 32) + avic_init_gc(i); /* Set default priority value (0) for all IRQ's */ for (i = 0; i < 8; i++) @@ -170,4 +203,3 @@ void __init mxc_init_irq(void __iomem *irqbase) printk(KERN_INFO "MXC IRQ initialized\n"); } - diff --git a/arch/arm/plat-mxc/cpu.c b/arch/arm/plat-mxc/cpu.c index 386e0d52cf58..f5b7e0fa237f 100644 --- a/arch/arm/plat-mxc/cpu.c +++ b/arch/arm/plat-mxc/cpu.c @@ -1,5 +1,6 @@ #include <linux/module.h> +#include <mach/hardware.h> unsigned int __mxc_cpu_type; EXPORT_SYMBOL(__mxc_cpu_type); @@ -9,3 +10,11 @@ void mxc_set_cpu_type(unsigned int type) __mxc_cpu_type = type; } +void imx_print_silicon_rev(const char *cpu, int srev) +{ + if (srev == IMX_CHIP_REVISION_UNKNOWN) + pr_info("CPU identified as %s, unknown revision\n", cpu); + else + pr_info("CPU identified as %s, silicon rev %d.%d\n", + cpu, (srev >> 4) & 0xf, srev & 0xf); +} diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index bd294add932c..c55916ce3d2a 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -31,6 +31,9 @@ config IMX_HAVE_PLATFORM_IMX_I2C config IMX_HAVE_PLATFORM_IMX_KEYPAD bool +config IMX_HAVE_PLATFORM_PATA_IMX + bool + config IMX_HAVE_PLATFORM_IMX_SSI bool diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile index b41bf972b54b..a093b454541d 100644 --- a/arch/arm/plat-mxc/devices/Makefile +++ b/arch/arm/plat-mxc/devices/Makefile @@ -10,6 +10,7 @@ obj-y += platform-imx-dma.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_FB) += platform-imx-fb.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_KEYPAD) += platform-imx-keypad.o +obj-$(CONFIG_IMX_HAVE_PLATFORM_PATA_IMX) += platform-pata_imx.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UDC) += platform-imx_udc.o diff --git a/arch/arm/plat-mxc/devices/platform-pata_imx.c b/arch/arm/plat-mxc/devices/platform-pata_imx.c new file mode 100644 index 000000000000..70e2f2a44714 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-pata_imx.c @@ -0,0 +1,59 @@ +/* + * 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 <mach/hardware.h> +#include <mach/devices-common.h> + +#define imx_pata_imx_data_entry_single(soc, _size) \ + { \ + .iobase = soc ## _ATA_BASE_ADDR, \ + .iosize = _size, \ + .irq = soc ## _INT_ATA, \ + } + +#ifdef CONFIG_SOC_IMX27 +const struct imx_pata_imx_data imx27_pata_imx_data __initconst = + imx_pata_imx_data_entry_single(MX27, SZ_4K); +#endif /* ifdef CONFIG_SOC_IMX27 */ + +#ifdef CONFIG_SOC_IMX31 +const struct imx_pata_imx_data imx31_pata_imx_data __initconst = + imx_pata_imx_data_entry_single(MX31, SZ_16K); +#endif /* ifdef CONFIG_SOC_IMX31 */ + +#ifdef CONFIG_SOC_IMX35 +const struct imx_pata_imx_data imx35_pata_imx_data __initconst = + imx_pata_imx_data_entry_single(MX35, SZ_16K); +#endif /* ifdef CONFIG_SOC_IMX35 */ + +#ifdef CONFIG_SOC_IMX51 +const struct imx_pata_imx_data imx51_pata_imx_data __initconst = + imx_pata_imx_data_entry_single(MX51, SZ_16K); +#endif /* ifdef CONFIG_SOC_IMX51 */ + +#ifdef CONFIG_SOC_IMX53 +const struct imx_pata_imx_data imx53_pata_imx_data __initconst = + imx_pata_imx_data_entry_single(MX53, SZ_16K); +#endif /* ifdef CONFIG_SOC_IMX53 */ + +struct platform_device *__init imx_add_pata_imx( + const struct imx_pata_imx_data *data) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + data->iosize - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + return imx_add_platform_device("pata_imx", -1, + res, ARRAY_SIZE(res), NULL, 0); +} + diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h index 893ec911e666..5bee446db51f 100644 --- a/arch/arm/plat-mxc/include/mach/common.h +++ b/arch/arm/plat-mxc/include/mach/common.h @@ -72,6 +72,7 @@ extern void mxc_arch_reset_init(void __iomem *); extern void mx51_efikamx_reset(void); extern int mx53_revision(void); extern int mx53_display_revision(void); +extern void imx_print_silicon_rev(const char *cpu, int srev); void avic_handle_irq(struct pt_regs *); void tzic_handle_irq(struct pt_regs *); diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index 524538aabc4b..4cbad45edc15 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -251,6 +251,14 @@ struct platform_device *__init imx_add_mxc_nand( const struct imx_mxc_nand_data *data, const struct mxc_nand_platform_data *pdata); +struct imx_pata_imx_data { + resource_size_t iobase; + resource_size_t iosize; + resource_size_t irq; +}; +struct platform_device *__init imx_add_pata_imx( + const struct imx_pata_imx_data *data); + struct imx_mxc_pwm_data { int id; resource_size_t iobase; diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx3.h b/arch/arm/plat-mxc/include/mach/iomux-mx3.h index c92f0b1f216f..63f22a009a65 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx3.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx3.h @@ -735,6 +735,7 @@ enum iomux_pins { #define MX31_PIN_KEY_COL5_KEY_COL5 IOMUX_MODE(MX31_PIN_KEY_COL5, IOMUX_CONFIG_FUNC) #define MX31_PIN_KEY_COL6_KEY_COL6 IOMUX_MODE(MX31_PIN_KEY_COL6, IOMUX_CONFIG_FUNC) #define MX31_PIN_KEY_COL7_KEY_COL7 IOMUX_MODE(MX31_PIN_KEY_COL7, IOMUX_CONFIG_FUNC) +#define MX31_PIN_WATCHDOG_RST__WATCHDOG_RST IOMUX_MODE(MX31_PIN_WATCHDOG_RST, IOMUX_CONFIG_FUNC) /* diff --git a/arch/arm/plat-mxc/include/mach/memory.h b/arch/arm/plat-mxc/include/mach/memory.h index 11be5cdbdd1a..35e6c7f4ffd1 100644 --- a/arch/arm/plat-mxc/include/mach/memory.h +++ b/arch/arm/plat-mxc/include/mach/memory.h @@ -21,22 +21,8 @@ #define MX53_PHYS_OFFSET UL(0x70000000) #if !defined(CONFIG_RUNTIME_PHYS_OFFSET) -# if defined CONFIG_ARCH_MX1 -# define PLAT_PHYS_OFFSET MX1_PHYS_OFFSET -# elif defined CONFIG_MACH_MX21 -# define PLAT_PHYS_OFFSET MX21_PHYS_OFFSET -# elif defined CONFIG_ARCH_MX25 -# define PLAT_PHYS_OFFSET MX25_PHYS_OFFSET -# elif defined CONFIG_MACH_MX27 -# define PLAT_PHYS_OFFSET MX27_PHYS_OFFSET -# elif defined CONFIG_ARCH_MX3 +# if defined CONFIG_ARCH_MX3 # define PLAT_PHYS_OFFSET MX3x_PHYS_OFFSET -# elif defined CONFIG_ARCH_MX50 -# define PLAT_PHYS_OFFSET MX50_PHYS_OFFSET -# elif defined CONFIG_ARCH_MX51 -# define PLAT_PHYS_OFFSET MX51_PHYS_OFFSET -# elif defined CONFIG_ARCH_MX53 -# define PLAT_PHYS_OFFSET MX53_PHYS_OFFSET # endif #endif diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h index 087cd7ac8d52..ccebf5ba12f0 100644 --- a/arch/arm/plat-mxc/include/mach/mx25.h +++ b/arch/arm/plat-mxc/include/mach/mx25.h @@ -41,6 +41,7 @@ #define MX25_SSI2_BASE_ADDR 0x50014000 #define MX25_SSI1_BASE_ADDR 0x50034000 #define MX25_NFC_BASE_ADDR 0xbb000000 +#define MX25_IIM_BASE_ADDR 0x53ff0000 #define MX25_DRYICE_BASE_ADDR 0x53ffc000 #define MX25_ESDHC1_BASE_ADDR 0x53fb4000 #define MX25_ESDHC2_BASE_ADDR 0x53fb8000 @@ -104,4 +105,8 @@ #define MX25_DMA_REQ_SSI1_RX0 28 #define MX25_DMA_REQ_SSI1_TX0 29 +#ifndef __ASSEMBLY__ +extern int mx25_revision(void); +#endif + #endif /* ifndef __MACH_MX25_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/mx35.h b/arch/arm/plat-mxc/include/mach/mx35.h index d13dbfeef08a..80965a99aa55 100644 --- a/arch/arm/plat-mxc/include/mach/mx35.h +++ b/arch/arm/plat-mxc/include/mach/mx35.h @@ -36,7 +36,7 @@ #define MX35_UART3_BASE_ADDR (MX35_SPBA0_BASE_ADDR + 0x0c000) #define MX35_CSPI2_BASE_ADDR (MX35_SPBA0_BASE_ADDR + 0x10000) #define MX35_SSI2_BASE_ADDR (MX35_SPBA0_BASE_ADDR + 0x14000) -#define MX35_ATA_DMA_BASE_ADDR (MX35_SPBA0_BASE_ADDR + 0x20000) +#define MX35_ATA_BASE_ADDR (MX35_SPBA0_BASE_ADDR + 0x20000) #define MX35_MSHC1_BASE_ADDR (MX35_SPBA0_BASE_ADDR + 0x24000) #define MX35_FEC_BASE_ADDR 0x50038000 #define MX35_SPBA_CTRL_BASE_ADDR (MX35_SPBA0_BASE_ADDR + 0x3c000) diff --git a/arch/arm/plat-mxc/include/mach/mx3x.h b/arch/arm/plat-mxc/include/mach/mx3x.h index 388a407d72d6..30dbf424583e 100644 --- a/arch/arm/plat-mxc/include/mach/mx3x.h +++ b/arch/arm/plat-mxc/include/mach/mx3x.h @@ -187,22 +187,8 @@ /* Mandatory defines used globally */ #if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS) - -extern unsigned int mx31_cpu_rev; -extern void mx31_read_cpu_rev(void); - -static inline int mx31_revision(void) -{ - return mx31_cpu_rev; -} - -extern unsigned int mx35_cpu_rev; -extern void mx35_read_cpu_rev(void); - -static inline int mx35_revision(void) -{ - return mx35_cpu_rev; -} +extern int mx35_revision(void); +extern int mx31_revision(void); #endif #endif /* ifndef __MACH_MX3x_H__ */ diff --git a/arch/arm/plat-mxc/irq-common.c b/arch/arm/plat-mxc/irq-common.c index 96953e2e4f11..b6e11458e5ae 100644 --- a/arch/arm/plat-mxc/irq-common.c +++ b/arch/arm/plat-mxc/irq-common.c @@ -23,17 +23,17 @@ int imx_irq_set_priority(unsigned char irq, unsigned char prio) { - struct mxc_irq_chip *chip; - struct irq_chip *base; + struct irq_chip_generic *gc; + struct mxc_extra_irq *exirq; int ret; ret = -ENOSYS; - base = irq_get_chip(irq); - if (base) { - chip = container_of(base, struct mxc_irq_chip, base); - if (chip->set_priority) - ret = chip->set_priority(irq, prio); + 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; @@ -43,15 +43,16 @@ EXPORT_SYMBOL(imx_irq_set_priority); int mxc_set_irq_fiq(unsigned int irq, unsigned int type) { struct irq_chip_generic *gc; - int (*set_irq_fiq)(unsigned int, unsigned int); + struct mxc_extra_irq *exirq; int ret; ret = -ENOSYS; gc = irq_get_chip_data(irq); if (gc && gc->private) { - set_irq_fiq = gc->private; - ret = set_irq_fiq(irq, type); + exirq = gc->private; + if (exirq->set_irq_fiq) + ret = exirq->set_irq_fiq(irq, type); } return ret; diff --git a/arch/arm/plat-mxc/irq-common.h b/arch/arm/plat-mxc/irq-common.h index 7203543fb1b3..6ccb3a14c693 100644 --- a/arch/arm/plat-mxc/irq-common.h +++ b/arch/arm/plat-mxc/irq-common.h @@ -19,9 +19,8 @@ #ifndef __PLAT_MXC_IRQ_COMMON_H__ #define __PLAT_MXC_IRQ_COMMON_H__ -struct mxc_irq_chip +struct mxc_extra_irq { - struct irq_chip base; int (*set_priority)(unsigned char irq, unsigned char prio); int (*set_irq_fiq)(unsigned int irq, unsigned int type); }; diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c index 761c3c940a68..42d74ea59084 100644 --- a/arch/arm/plat-mxc/pwm.c +++ b/arch/arm/plat-mxc/pwm.c @@ -57,7 +57,7 @@ int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) if (pwm == NULL || period_ns == 0 || duty_ns > period_ns) return -EINVAL; - if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25() || cpu_is_mx51()) { + if (!(cpu_is_mx1() || cpu_is_mx21())) { unsigned long long c; unsigned long period_cycles, duty_cycles, prescale; u32 cr; diff --git a/arch/arm/plat-mxc/tzic.c b/arch/arm/plat-mxc/tzic.c index b7a272d16d37..e993a184189a 100644 --- a/arch/arm/plat-mxc/tzic.c +++ b/arch/arm/plat-mxc/tzic.c @@ -74,6 +74,12 @@ static int tzic_set_irq_fiq(unsigned int irq, unsigned int type) static unsigned int *wakeup_intr[4]; +static struct mxc_extra_irq tzic_extra_irq = { +#ifdef CONFIG_FIQ + .set_irq_fiq = tzic_set_irq_fiq, +#endif +}; + static __init void tzic_init_gc(unsigned int irq_start) { struct irq_chip_generic *gc; @@ -82,7 +88,7 @@ static __init void tzic_init_gc(unsigned int irq_start) gc = irq_alloc_generic_chip("tzic", 1, irq_start, tzic_base, handle_level_irq); - gc->private = tzic_set_irq_fiq; + gc->private = &tzic_extra_irq; gc->wake_enabled = IRQ_MSK(32); wakeup_intr[idx] = &gc->wake_active; |