/*
* 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),
};
