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-rw-r--r--arch/arm/plat-stmp3xxx/devices.c389
1 files changed, 389 insertions, 0 deletions
diff --git a/arch/arm/plat-stmp3xxx/devices.c b/arch/arm/plat-stmp3xxx/devices.c
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+++ b/arch/arm/plat-stmp3xxx/devices.c
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+/*
+* Freescale STMP37XX/STMP378X platform devices
+*
+* Embedded Alley Solutions, Inc <source@embeddedalley.com>
+*
+* Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
+* Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
+*/
+
+/*
+* 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/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+
+#include <mach/dma.h>
+#include <mach/platform.h>
+#include <mach/stmp3xxx.h>
+#include <mach/regs-lcdif.h>
+#include <mach/regs-uartapp.h>
+#include <mach/regs-gpmi.h>
+#include <mach/regs-usbctrl.h>
+#include <mach/regs-ssp.h>
+#include <mach/regs-rtc.h>
+
+static u64 common_dmamask = DMA_BIT_MASK(32);
+
+static struct resource appuart_resources[] = {
+ {
+ .start = IRQ_UARTAPP_INTERNAL,
+ .end = IRQ_UARTAPP_INTERNAL,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = IRQ_UARTAPP_RX_DMA,
+ .end = IRQ_UARTAPP_RX_DMA,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = IRQ_UARTAPP_TX_DMA,
+ .end = IRQ_UARTAPP_TX_DMA,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = REGS_UARTAPP1_PHYS,
+ .end = REGS_UARTAPP1_PHYS + REGS_UARTAPP_SIZE,
+ .flags = IORESOURCE_MEM,
+ }, {
+ /* Rx DMA channel */
+ .start = STMP3XXX_DMA(6, STMP3XXX_BUS_APBX),
+ .end = STMP3XXX_DMA(6, STMP3XXX_BUS_APBX),
+ .flags = IORESOURCE_DMA,
+ }, {
+ /* Tx DMA channel */
+ .start = STMP3XXX_DMA(7, STMP3XXX_BUS_APBX),
+ .end = STMP3XXX_DMA(7, STMP3XXX_BUS_APBX),
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device stmp3xxx_appuart = {
+ .name = "stmp3xxx-appuart",
+ .id = 0,
+ .resource = appuart_resources,
+ .num_resources = ARRAY_SIZE(appuart_resources),
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+struct platform_device stmp3xxx_watchdog = {
+ .name = "stmp3xxx_wdt",
+ .id = -1,
+};
+
+static struct resource ts_resource[] = {
+ {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_TOUCH_DETECT,
+ .end = IRQ_TOUCH_DETECT,
+ }, {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_LRADC_CH5,
+ .end = IRQ_LRADC_CH5,
+ },
+};
+
+struct platform_device stmp3xxx_touchscreen = {
+ .name = "stmp3xxx_ts",
+ .id = -1,
+ .resource = ts_resource,
+ .num_resources = ARRAY_SIZE(ts_resource),
+};
+
+/*
+* Keypad device
+*/
+struct platform_device stmp3xxx_keyboard = {
+ .name = "stmp3xxx-keyboard",
+ .id = -1,
+};
+
+static struct resource gpmi_resources[] = {
+ {
+ .flags = IORESOURCE_MEM,
+ .start = REGS_GPMI_PHYS,
+ .end = REGS_GPMI_PHYS + REGS_GPMI_SIZE,
+ }, {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_GPMI_DMA,
+ .end = IRQ_GPMI_DMA,
+ }, {
+ .flags = IORESOURCE_DMA,
+ .start = STMP3XXX_DMA(4, STMP3XXX_BUS_APBH),
+ .end = STMP3XXX_DMA(8, STMP3XXX_BUS_APBH),
+ },
+};
+
+struct platform_device stmp3xxx_gpmi = {
+ .name = "gpmi",
+ .id = -1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = gpmi_resources,
+ .num_resources = ARRAY_SIZE(gpmi_resources),
+};
+
+static struct resource mmc1_resource[] = {
+ {
+ .flags = IORESOURCE_MEM,
+ .start = REGS_SSP1_PHYS,
+ .end = REGS_SSP1_PHYS + REGS_SSP_SIZE,
+ }, {
+ .flags = IORESOURCE_DMA,
+ .start = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
+ .end = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
+ }, {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_SSP1_DMA,
+ .end = IRQ_SSP1_DMA,
+ }, {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_SSP_ERROR,
+ .end = IRQ_SSP_ERROR,
+ },
+};
+
+struct platform_device stmp3xxx_mmc = {
+ .name = "stmp3xxx-mmc",
+ .id = 1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = mmc1_resource,
+ .num_resources = ARRAY_SIZE(mmc1_resource),
+};
+
+static struct resource usb_resources[] = {
+ {
+ .start = REGS_USBCTRL_PHYS,
+ .end = REGS_USBCTRL_PHYS + SZ_4K,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_USB_CTRL,
+ .end = IRQ_USB_CTRL,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device stmp3xxx_udc = {
+ .name = "fsl-usb2-udc",
+ .id = -1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = usb_resources,
+ .num_resources = ARRAY_SIZE(usb_resources),
+};
+
+struct platform_device stmp3xxx_ehci = {
+ .name = "fsl-ehci",
+ .id = -1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = usb_resources,
+ .num_resources = ARRAY_SIZE(usb_resources),
+};
+
+static struct resource rtc_resources[] = {
+ {
+ .start = REGS_RTC_PHYS,
+ .end = REGS_RTC_PHYS + REGS_RTC_SIZE,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_RTC_ALARM,
+ .end = IRQ_RTC_ALARM,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = IRQ_RTC_1MSEC,
+ .end = IRQ_RTC_1MSEC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device stmp3xxx_rtc = {
+ .name = "stmp3xxx-rtc",
+ .id = -1,
+ .resource = rtc_resources,
+ .num_resources = ARRAY_SIZE(rtc_resources),
+};
+
+static struct resource ssp1_resources[] = {
+ {
+ .start = REGS_SSP1_PHYS,
+ .end = REGS_SSP1_PHYS + REGS_SSP_SIZE,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_SSP1_DMA,
+ .end = IRQ_SSP1_DMA,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
+ .end = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+static struct resource ssp2_resources[] = {
+ {
+ .start = REGS_SSP2_PHYS,
+ .end = REGS_SSP2_PHYS + REGS_SSP_SIZE,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_SSP2_DMA,
+ .end = IRQ_SSP2_DMA,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = STMP3XXX_DMA(2, STMP3XXX_BUS_APBH),
+ .end = STMP3XXX_DMA(2, STMP3XXX_BUS_APBH),
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device stmp3xxx_spi1 = {
+ .name = "stmp3xxx_ssp",
+ .id = 1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = ssp1_resources,
+ .num_resources = ARRAY_SIZE(ssp1_resources),
+};
+
+struct platform_device stmp3xxx_spi2 = {
+ .name = "stmp3xxx_ssp",
+ .id = 2,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = ssp2_resources,
+ .num_resources = ARRAY_SIZE(ssp2_resources),
+};
+
+static struct resource fb_resource[] = {
+ {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_LCDIF_DMA,
+ .end = IRQ_LCDIF_DMA,
+ }, {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_LCDIF_ERROR,
+ .end = IRQ_LCDIF_ERROR,
+ }, {
+ .flags = IORESOURCE_MEM,
+ .start = REGS_LCDIF_PHYS,
+ .end = REGS_LCDIF_PHYS + REGS_LCDIF_SIZE,
+ },
+};
+
+struct platform_device stmp3xxx_framebuffer = {
+ .name = "stmp3xxx-fb",
+ .id = -1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .num_resources = ARRAY_SIZE(fb_resource),
+ .resource = fb_resource,
+};
+
+#define CMDLINE_DEVICE_CHOOSE(name, dev1, dev2) \
+ static char *cmdline_device_##name; \
+ static int cmdline_device_##name##_setup(char *dev) \
+ { \
+ cmdline_device_##name = dev + 1; \
+ return 0; \
+ } \
+ __setup(#name, cmdline_device_##name##_setup); \
+ int stmp3xxx_##name##_device_register(void) \
+ { \
+ struct platform_device *d = NULL; \
+ if (!cmdline_device_##name || \
+ !strcmp(cmdline_device_##name, #dev1)) \
+ d = &stmp3xxx_##dev1; \
+ else if (!strcmp(cmdline_device_##name, #dev2)) \
+ d = &stmp3xxx_##dev2; \
+ else \
+ printk(KERN_ERR"Unknown %s assignment '%s'.\n", \
+ #name, cmdline_device_##name); \
+ return d ? platform_device_register(d) : -ENOENT; \
+ }
+
+CMDLINE_DEVICE_CHOOSE(ssp1, mmc, spi1)
+CMDLINE_DEVICE_CHOOSE(ssp2, gpmi, spi2)
+
+struct platform_device stmp3xxx_backlight = {
+ .name = "stmp3xxx-bl",
+ .id = -1,
+};
+
+struct platform_device stmp3xxx_rotdec = {
+ .name = "stmp3xxx-rotdec",
+ .id = -1,
+};
+
+struct platform_device stmp3xxx_persistent = {
+ .name = "stmp3xxx-persistent",
+ .id = -1,
+};
+
+struct platform_device stmp3xxx_dcp_bootstream = {
+ .name = "stmp3xxx-dcpboot",
+ .id = -1,
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+static struct resource dcp_resources[] = {
+ {
+ .start = IRQ_DCP_VMI,
+ .end = IRQ_DCP_VMI,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = IRQ_DCP,
+ .end = IRQ_DCP,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device stmp3xxx_dcp = {
+ .name = "stmp3xxx-dcp",
+ .id = -1,
+ .resource = dcp_resources,
+ .num_resources = ARRAY_SIZE(dcp_resources),
+ .dev = {
+ .dma_mask = &common_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+static struct resource battery_resource[] = {
+ {
+ .flags = IORESOURCE_IRQ,
+ .start = IRQ_VDD5V,
+ .end = IRQ_VDD5V,
+ },
+};
+
+struct platform_device stmp3xxx_battery = {
+ .name = "stmp3xxx-battery",
+ .resource = battery_resource,
+ .num_resources = ARRAY_SIZE(battery_resource),
+};