#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/platform_device.h>
-#include <linux/ioport.h>
-#include <linux/pm.h>
-#include <linux/string.h>
-#include <linux/dma-mapping.h>
-#include <asm/hardware.h>
-#include <asm/irq.h>
+#include <mach/hardware.h>
#include <asm/system.h>
#include <asm/pgtable.h>
#include <asm/mach/map.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/udc.h>
-#include <asm/arch/pxafb.h>
-#include <asm/arch/mmc.h>
-#include <asm/arch/irda.h>
-#include <asm/arch/i2c.h>
+#include <mach/pxa-regs.h>
+#include <mach/reset.h>
-#include "devices.h"
#include "generic.h"
+void clear_reset_status(unsigned int mask)
+{
+ if (cpu_is_pxa2xx())
+ pxa2xx_clear_reset_status(mask);
+
+ if (cpu_is_pxa3xx())
+ pxa3xx_clear_reset_status(mask);
+}
+
/*
* Get the clock frequency as reflected by CCCR and the turbo flag.
* We assume these values have been applied via a fcs.
EXPORT_SYMBOL(get_memclk_frequency_10khz);
/*
- * Handy function to set GPIO alternate functions
- */
-int pxa_last_gpio;
-
-int pxa_gpio_mode(int gpio_mode)
-{
- unsigned long flags;
- int gpio = gpio_mode & GPIO_MD_MASK_NR;
- int fn = (gpio_mode & GPIO_MD_MASK_FN) >> 8;
- int gafr;
-
- if (gpio > pxa_last_gpio)
- return -EINVAL;
-
- local_irq_save(flags);
- if (gpio_mode & GPIO_DFLT_LOW)
- GPCR(gpio) = GPIO_bit(gpio);
- else if (gpio_mode & GPIO_DFLT_HIGH)
- GPSR(gpio) = GPIO_bit(gpio);
- if (gpio_mode & GPIO_MD_MASK_DIR)
- GPDR(gpio) |= GPIO_bit(gpio);
- else
- GPDR(gpio) &= ~GPIO_bit(gpio);
- gafr = GAFR(gpio) & ~(0x3 << (((gpio) & 0xf)*2));
- GAFR(gpio) = gafr | (fn << (((gpio) & 0xf)*2));
- local_irq_restore(flags);
-
- return 0;
-}
-
-EXPORT_SYMBOL(pxa_gpio_mode);
-
-int gpio_direction_input(unsigned gpio)
-{
- unsigned long flags;
- u32 mask;
-
- if (gpio > pxa_last_gpio)
- return -EINVAL;
-
- mask = GPIO_bit(gpio);
- local_irq_save(flags);
- GPDR(gpio) &= ~mask;
- local_irq_restore(flags);
-
- return 0;
-}
-EXPORT_SYMBOL(gpio_direction_input);
-
-int gpio_direction_output(unsigned gpio, int value)
-{
- unsigned long flags;
- u32 mask;
-
- if (gpio > pxa_last_gpio)
- return -EINVAL;
-
- mask = GPIO_bit(gpio);
- local_irq_save(flags);
- if (value)
- GPSR(gpio) = mask;
- else
- GPCR(gpio) = mask;
- GPDR(gpio) |= mask;
- local_irq_restore(flags);
-
- return 0;
-}
-EXPORT_SYMBOL(gpio_direction_output);
-
-/*
- * Return GPIO level
- */
-int pxa_gpio_get_value(unsigned gpio)
-{
- return __gpio_get_value(gpio);
-}
-
-EXPORT_SYMBOL(pxa_gpio_get_value);
-
-/*
- * Set output GPIO level
- */
-void pxa_gpio_set_value(unsigned gpio, int value)
-{
- __gpio_set_value(gpio, value);
-}
-
-EXPORT_SYMBOL(pxa_gpio_set_value);
-
-/*
- * Routine to safely enable or disable a clock in the CKEN
- */
-void __pxa_set_cken(int clock, int enable)
-{
- unsigned long flags;
- local_irq_save(flags);
-
- if (enable)
- CKEN |= (1 << clock);
- else
- CKEN &= ~(1 << clock);
-
- local_irq_restore(flags);
-}
-
-EXPORT_SYMBOL(__pxa_set_cken);
-
-/*
* Intel PXA2xx internal register mapping.
*
* Note 1: not all PXA2xx variants implement all those addresses.
.pfn = __phys_to_pfn(0x40000000),
.length = 0x02000000,
.type = MT_DEVICE
- }, { /* LCD */
- .virtual = 0xf4000000,
- .pfn = __phys_to_pfn(0x44000000),
- .length = 0x00100000,
- .type = MT_DEVICE
}, { /* Mem Ctl */
.virtual = 0xf6000000,
.pfn = __phys_to_pfn(0x48000000),
- .length = 0x00100000,
+ .length = 0x00200000,
.type = MT_DEVICE
}, { /* USB host */
.virtual = 0xf8000000,
iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc));
get_clk_frequency_khz(1);
}
-
-
-void __init pxa_register_device(struct platform_device *dev, void *data)
-{
- int ret;
-
- dev->dev.platform_data = data;
-
- ret = platform_device_register(dev);
- if (ret)
- dev_err(&dev->dev, "unable to register device: %d\n", ret);
-}
-
-
-static struct resource pxamci_resources[] = {
- [0] = {
- .start = 0x41100000,
- .end = 0x41100fff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_MMC,
- .end = IRQ_MMC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static u64 pxamci_dmamask = 0xffffffffUL;
-
-struct platform_device pxa_device_mci = {
- .name = "pxa2xx-mci",
- .id = -1,
- .dev = {
- .dma_mask = &pxamci_dmamask,
- .coherent_dma_mask = 0xffffffff,
- },
- .num_resources = ARRAY_SIZE(pxamci_resources),
- .resource = pxamci_resources,
-};
-
-void __init pxa_set_mci_info(struct pxamci_platform_data *info)
-{
- pxa_register_device(&pxa_device_mci, info);
-}
-
-
-static struct pxa2xx_udc_mach_info pxa_udc_info;
-
-void __init pxa_set_udc_info(struct pxa2xx_udc_mach_info *info)
-{
- memcpy(&pxa_udc_info, info, sizeof *info);
-}
-
-static struct resource pxa2xx_udc_resources[] = {
- [0] = {
- .start = 0x40600000,
- .end = 0x4060ffff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_USB,
- .end = IRQ_USB,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static u64 udc_dma_mask = ~(u32)0;
-
-struct platform_device pxa_device_udc = {
- .name = "pxa2xx-udc",
- .id = -1,
- .resource = pxa2xx_udc_resources,
- .num_resources = ARRAY_SIZE(pxa2xx_udc_resources),
- .dev = {
- .platform_data = &pxa_udc_info,
- .dma_mask = &udc_dma_mask,
- }
-};
-
-static struct resource pxafb_resources[] = {
- [0] = {
- .start = 0x44000000,
- .end = 0x4400ffff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_LCD,
- .end = IRQ_LCD,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static u64 fb_dma_mask = ~(u64)0;
-
-struct platform_device pxa_device_fb = {
- .name = "pxa2xx-fb",
- .id = -1,
- .dev = {
- .dma_mask = &fb_dma_mask,
- .coherent_dma_mask = 0xffffffff,
- },
- .num_resources = ARRAY_SIZE(pxafb_resources),
- .resource = pxafb_resources,
-};
-
-void __init set_pxa_fb_info(struct pxafb_mach_info *info)
-{
- pxa_register_device(&pxa_device_fb, info);
-}
-
-void __init set_pxa_fb_parent(struct device *parent_dev)
-{
- pxa_device_fb.dev.parent = parent_dev;
-}
-
-static struct resource pxa_resource_ffuart[] = {
- {
- .start = __PREG(FFUART),
- .end = __PREG(FFUART) + 35,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_FFUART,
- .end = IRQ_FFUART,
- .flags = IORESOURCE_IRQ,
- }
-};
-
-struct platform_device pxa_device_ffuart= {
- .name = "pxa2xx-uart",
- .id = 0,
- .resource = pxa_resource_ffuart,
- .num_resources = ARRAY_SIZE(pxa_resource_ffuart),
-};
-
-static struct resource pxa_resource_btuart[] = {
- {
- .start = __PREG(BTUART),
- .end = __PREG(BTUART) + 35,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_BTUART,
- .end = IRQ_BTUART,
- .flags = IORESOURCE_IRQ,
- }
-};
-
-struct platform_device pxa_device_btuart = {
- .name = "pxa2xx-uart",
- .id = 1,
- .resource = pxa_resource_btuart,
- .num_resources = ARRAY_SIZE(pxa_resource_btuart),
-};
-
-static struct resource pxa_resource_stuart[] = {
- {
- .start = __PREG(STUART),
- .end = __PREG(STUART) + 35,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_STUART,
- .end = IRQ_STUART,
- .flags = IORESOURCE_IRQ,
- }
-};
-
-struct platform_device pxa_device_stuart = {
- .name = "pxa2xx-uart",
- .id = 2,
- .resource = pxa_resource_stuart,
- .num_resources = ARRAY_SIZE(pxa_resource_stuart),
-};
-
-static struct resource pxa_resource_hwuart[] = {
- {
- .start = __PREG(HWUART),
- .end = __PREG(HWUART) + 47,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_HWUART,
- .end = IRQ_HWUART,
- .flags = IORESOURCE_IRQ,
- }
-};
-
-struct platform_device pxa_device_hwuart = {
- .name = "pxa2xx-uart",
- .id = 3,
- .resource = pxa_resource_hwuart,
- .num_resources = ARRAY_SIZE(pxa_resource_hwuart),
-};
-
-static struct resource pxai2c_resources[] = {
- {
- .start = 0x40301680,
- .end = 0x403016a3,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_I2C,
- .end = IRQ_I2C,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device pxa_device_i2c = {
- .name = "pxa2xx-i2c",
- .id = 0,
- .resource = pxai2c_resources,
- .num_resources = ARRAY_SIZE(pxai2c_resources),
-};
-
-void __init pxa_set_i2c_info(struct i2c_pxa_platform_data *info)
-{
- pxa_register_device(&pxa_device_i2c, info);
-}
-
-static struct resource pxai2s_resources[] = {
- {
- .start = 0x40400000,
- .end = 0x40400083,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_I2S,
- .end = IRQ_I2S,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device pxa_device_i2s = {
- .name = "pxa2xx-i2s",
- .id = -1,
- .resource = pxai2s_resources,
- .num_resources = ARRAY_SIZE(pxai2s_resources),
-};
-
-static u64 pxaficp_dmamask = ~(u32)0;
-
-struct platform_device pxa_device_ficp = {
- .name = "pxa2xx-ir",
- .id = -1,
- .dev = {
- .dma_mask = &pxaficp_dmamask,
- .coherent_dma_mask = 0xffffffff,
- },
-};
-
-void __init pxa_set_ficp_info(struct pxaficp_platform_data *info)
-{
- pxa_register_device(&pxa_device_ficp, info);
-}
-
-struct platform_device pxa_device_rtc = {
- .name = "sa1100-rtc",
- .id = -1,
-};
-
-#ifdef CONFIG_PXA25x
-
-static u64 pxa25x_ssp_dma_mask = DMA_BIT_MASK(32);
-
-static struct resource pxa25x_resource_ssp[] = {
- [0] = {
- .start = 0x41000000,
- .end = 0x4100001f,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_SSP,
- .end = IRQ_SSP,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* DRCMR for RX */
- .start = 13,
- .end = 13,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- /* DRCMR for TX */
- .start = 14,
- .end = 14,
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device pxa25x_device_ssp = {
- .name = "pxa25x-ssp",
- .id = 0,
- .dev = {
- .dma_mask = &pxa25x_ssp_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = pxa25x_resource_ssp,
- .num_resources = ARRAY_SIZE(pxa25x_resource_ssp),
-};
-
-static u64 pxa25x_nssp_dma_mask = DMA_BIT_MASK(32);
-
-static struct resource pxa25x_resource_nssp[] = {
- [0] = {
- .start = 0x41400000,
- .end = 0x4140002f,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_NSSP,
- .end = IRQ_NSSP,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* DRCMR for RX */
- .start = 15,
- .end = 15,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- /* DRCMR for TX */
- .start = 16,
- .end = 16,
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device pxa25x_device_nssp = {
- .name = "pxa25x-nssp",
- .id = 1,
- .dev = {
- .dma_mask = &pxa25x_nssp_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = pxa25x_resource_nssp,
- .num_resources = ARRAY_SIZE(pxa25x_resource_nssp),
-};
-
-static u64 pxa25x_assp_dma_mask = DMA_BIT_MASK(32);
-
-static struct resource pxa25x_resource_assp[] = {
- [0] = {
- .start = 0x41500000,
- .end = 0x4150002f,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_ASSP,
- .end = IRQ_ASSP,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* DRCMR for RX */
- .start = 23,
- .end = 23,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- /* DRCMR for TX */
- .start = 24,
- .end = 24,
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device pxa25x_device_assp = {
- /* ASSP is basically equivalent to NSSP */
- .name = "pxa25x-nssp",
- .id = 2,
- .dev = {
- .dma_mask = &pxa25x_assp_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = pxa25x_resource_assp,
- .num_resources = ARRAY_SIZE(pxa25x_resource_assp),
-};
-#endif /* CONFIG_PXA25x */
-
-#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
-
-static u64 pxa27x_ssp1_dma_mask = DMA_BIT_MASK(32);
-
-static struct resource pxa27x_resource_ssp1[] = {
- [0] = {
- .start = 0x41000000,
- .end = 0x4100003f,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_SSP,
- .end = IRQ_SSP,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* DRCMR for RX */
- .start = 13,
- .end = 13,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- /* DRCMR for TX */
- .start = 14,
- .end = 14,
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device pxa27x_device_ssp1 = {
- .name = "pxa27x-ssp",
- .id = 0,
- .dev = {
- .dma_mask = &pxa27x_ssp1_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = pxa27x_resource_ssp1,
- .num_resources = ARRAY_SIZE(pxa27x_resource_ssp1),
-};
-
-static u64 pxa27x_ssp2_dma_mask = DMA_BIT_MASK(32);
-
-static struct resource pxa27x_resource_ssp2[] = {
- [0] = {
- .start = 0x41700000,
- .end = 0x4170003f,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_SSP2,
- .end = IRQ_SSP2,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* DRCMR for RX */
- .start = 15,
- .end = 15,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- /* DRCMR for TX */
- .start = 16,
- .end = 16,
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device pxa27x_device_ssp2 = {
- .name = "pxa27x-ssp",
- .id = 1,
- .dev = {
- .dma_mask = &pxa27x_ssp2_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = pxa27x_resource_ssp2,
- .num_resources = ARRAY_SIZE(pxa27x_resource_ssp2),
-};
-
-static u64 pxa27x_ssp3_dma_mask = DMA_BIT_MASK(32);
-
-static struct resource pxa27x_resource_ssp3[] = {
- [0] = {
- .start = 0x41900000,
- .end = 0x4190003f,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_SSP3,
- .end = IRQ_SSP3,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* DRCMR for RX */
- .start = 66,
- .end = 66,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- /* DRCMR for TX */
- .start = 67,
- .end = 67,
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device pxa27x_device_ssp3 = {
- .name = "pxa27x-ssp",
- .id = 2,
- .dev = {
- .dma_mask = &pxa27x_ssp3_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = pxa27x_resource_ssp3,
- .num_resources = ARRAY_SIZE(pxa27x_resource_ssp3),
-};
-#endif /* CONFIG_PXA27x || CONFIG_PXA3xx */
-
-#ifdef CONFIG_PXA3xx
-static u64 pxa3xx_ssp4_dma_mask = DMA_BIT_MASK(32);
-
-static struct resource pxa3xx_resource_ssp4[] = {
- [0] = {
- .start = 0x41a00000,
- .end = 0x41a0003f,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_SSP4,
- .end = IRQ_SSP4,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* DRCMR for RX */
- .start = 2,
- .end = 2,
- .flags = IORESOURCE_DMA,
- },
- [3] = {
- /* DRCMR for TX */
- .start = 3,
- .end = 3,
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device pxa3xx_device_ssp4 = {
- /* PXA3xx SSP is basically equivalent to PXA27x */
- .name = "pxa27x-ssp",
- .id = 3,
- .dev = {
- .dma_mask = &pxa3xx_ssp4_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = pxa3xx_resource_ssp4,
- .num_resources = ARRAY_SIZE(pxa3xx_resource_ssp4),
-};
-#endif /* CONFIG_PXA3xx */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff