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[ARM] 5618/1: Add spi resource define for w90p910 spi driver 

Add spi resource define for w90p910 spi driver.

Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
wanzongshun 2009-07-23 08:51:46 +01:00 committed by Russell King
parent b48147663b
commit c16d5d5657
1 changed files with 61 additions and 0 deletions
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61
arch/arm/mach-w90x900/mach-w90p910evb.c
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@ -20,7 +20,13 @@
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@ -35,6 +41,8 @@
#define W90P910_FLASH_BASE 0xA0000000
#define W90P910_FLASH_SIZE 0x400000
#define SPIOFFSET 0x200
#define SPIOREG_SIZE 0x100
static struct mtd_partition w90p910_flash_partitions[] = {
{
@ -282,6 +290,56 @@ static struct platform_device w90p910_device_emc = {
}
};
/* SPI device */
static struct resource w90p910_spi_resource[] = {
[0] = {
.start = W90X900_PA_I2C + SPIOFFSET,
.end = W90X900_PA_I2C + SPIOFFSET + SPIOREG_SIZE - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_SSP,
.end = IRQ_SSP,
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device w90p910_device_spi = {
.name = "w90p910-spi",
.id = -1,
.num_resources = ARRAY_SIZE(w90p910_spi_resource),
.resource = w90p910_spi_resource,
};
/* spi device, spi flash info */
static struct mtd_partition w90p910_spi_flash_partitions[] = {
{
.name = "bootloader(spi)",
.size = 0x0100000,
.offset = 0,
},
};
static struct flash_platform_data w90p910_spi_flash_data = {
.name = "m25p80",
.parts = w90p910_spi_flash_partitions,
.nr_parts = ARRAY_SIZE(w90p910_spi_flash_partitions),
.type = "w25x16",
};
static struct spi_board_info w90p910_spi_board_info[] __initdata = {
{
.modalias = "m25p80",
.max_speed_hz = 20000000,
.bus_num = 0,
.chip_select = 1,
.platform_data = &w90p910_spi_flash_data,
.mode = SPI_MODE_0,
},
};
static struct map_desc w90p910_iodesc[] __initdata = {
};
@ -298,6 +356,7 @@ static struct platform_device *w90p910evb_dev[] __initdata = {
&w90x900_device_usbgadget,
&w90p910_device_fmi,
&w90p910_device_emc,
&w90p910_device_spi,
};
static void __init w90p910evb_map_io(void)
@ -309,6 +368,8 @@ static void __init w90p910evb_map_io(void)
static void __init w90p910evb_init(void)
{
platform_add_devices(w90p910evb_dev, ARRAY_SIZE(w90p910evb_dev));
spi_register_board_info(w90p910_spi_board_info,
ARRAY_SIZE(w90p910_spi_board_info));
}
MACHINE_START(W90P910EVB, "W90P910EVB")