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authorMagnus Damm <damm@igel.co.jp>2009-01-07 20:35:21 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-01-21 17:43:15 +0900
commitfbdd9a70c21002c6ce50cd653380641a8b575eff (patch)
tree4ab0c95aaac6f1c0a24173452e3bbb1f8a275794 /arch
parent10f0fc17f54527520959298f947c9b9e80643f84 (diff)
downloadlinux-fbdd9a70c21002c6ce50cd653380641a8b575eff.tar.bz2
sh: ap325rxa MMC support using spi_gpio and mmc_spi
This patch adds CN3 MMC support for ap325rxa using the mmc_spi driver on top of the bitbanging spi_gpio driver. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/boards/board-ap325rxa.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index 25a3306ce8dc..caf4c33f4e84 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -20,6 +20,8 @@
#include <linux/i2c.h>
#include <linux/smsc911x.h>
#include <linux/gpio.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_gpio.h>
#include <media/soc_camera_platform.h>
#include <media/sh_mobile_ceu.h>
#include <video/sh_mobile_lcdc.h>
@@ -317,6 +319,20 @@ static struct platform_device ceu_device = {
},
};
+struct spi_gpio_platform_data sdcard_cn3_platform_data = {
+ .sck = GPIO_PTD0,
+ .mosi = GPIO_PTD1,
+ .miso = GPIO_PTD2,
+ .num_chipselect = 1,
+};
+
+static struct platform_device sdcard_cn3_device = {
+ .name = "spi_gpio",
+ .dev = {
+ .platform_data = &sdcard_cn3_platform_data,
+ },
+};
+
static struct platform_device *ap325rxa_devices[] __initdata = {
&smsc9118_device,
&ap325rxa_nor_flash_device,
@@ -326,6 +342,7 @@ static struct platform_device *ap325rxa_devices[] __initdata = {
&camera_device,
#endif
&nand_flash_device,
+ &sdcard_cn3_device,
};
static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
@@ -334,6 +351,15 @@ static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
},
};
+static struct spi_board_info ap325rxa_spi_devices[] = {
+ {
+ .modalias = "mmc_spi",
+ .max_speed_hz = 5000000,
+ .chip_select = 0,
+ .controller_data = (void *) GPIO_PTD5,
+ },
+};
+
static int __init ap325rxa_devices_setup(void)
{
/* LD3 and LD4 LEDs */
@@ -431,6 +457,9 @@ static int __init ap325rxa_devices_setup(void)
i2c_register_board_info(0, ap325rxa_i2c_devices,
ARRAY_SIZE(ap325rxa_i2c_devices));
+ spi_register_board_info(ap325rxa_spi_devices,
+ ARRAY_SIZE(ap325rxa_spi_devices));
+
return platform_add_devices(ap325rxa_devices,
ARRAY_SIZE(ap325rxa_devices));
}