diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-armadillo800eva.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-armadillo800eva.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 1d25d5fee60..ed8568635bc 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -31,6 +31,9 @@ #include <linux/sh_eth.h> #include <linux/videodev2.h> #include <linux/usb/renesas_usbhs.h> +#include <linux/mfd/tmio.h> +#include <linux/mmc/host.h> +#include <linux/mmc/sh_mobile_sdhi.h> #include <mach/common.h> #include <mach/irqs.h> #include <asm/page.h> @@ -402,6 +405,55 @@ static struct platform_device gpio_keys_device = { }, }; +/* SDHI0 */ +/* + * FIXME + * + * It use polling mode here, since + * CD (= Card Detect) pin is not connected to SDHI0_CD. + * We can use IRQ31 as card detect irq, + * but it needs chattering removal operation + */ +#define IRQ31 evt2irq(0x33E0) +static struct sh_mobile_sdhi_info sdhi0_info = { + .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\ + MMC_CAP_NEEDS_POLL, + .tmio_ocr_mask = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, + .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT, +}; + +static struct resource sdhi0_resources[] = { + { + .name = "SDHI0", + .start = 0xe6850000, + .end = 0xe6850100 - 1, + .flags = IORESOURCE_MEM, + }, + /* + * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here + */ + { + .name = SH_MOBILE_SDHI_IRQ_SDCARD, + .start = evt2irq(0x0E20), + .flags = IORESOURCE_IRQ, + }, + { + .name = SH_MOBILE_SDHI_IRQ_SDIO, + .start = evt2irq(0x0E40), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sdhi0_device = { + .name = "sh_mobile_sdhi", + .id = 0, + .dev = { + .platform_data = &sdhi0_info, + }, + .num_resources = ARRAY_SIZE(sdhi0_resources), + .resource = sdhi0_resources, +}; + /* I2C */ static struct i2c_board_info i2c0_devices[] = { { @@ -417,6 +469,7 @@ static struct platform_device *eva_devices[] __initdata = { &lcdc0_device, &gpio_keys_device, &sh_eth_device, + &sdhi0_device, }; static void __init eva_clock_init(void) @@ -539,6 +592,24 @@ static void __init eva_init(void) platform_device_register(&usbhsf_device); } + /* SDHI0 */ + gpio_request(GPIO_FN_SDHI0_CMD, NULL); + gpio_request(GPIO_FN_SDHI0_CLK, NULL); + gpio_request(GPIO_FN_SDHI0_D0, NULL); + gpio_request(GPIO_FN_SDHI0_D1, NULL); + gpio_request(GPIO_FN_SDHI0_D2, NULL); + gpio_request(GPIO_FN_SDHI0_D3, NULL); + gpio_request(GPIO_FN_SDHI0_WP, NULL); + + gpio_request(GPIO_PORT17, NULL); /* SDHI0_18/33_B */ + gpio_request(GPIO_PORT74, NULL); /* SDHI0_PON */ + gpio_request(GPIO_PORT75, NULL); /* SDSLOT1_PON */ + gpio_direction_output(GPIO_PORT17, 0); + gpio_direction_output(GPIO_PORT74, 1); + gpio_direction_output(GPIO_PORT75, 1); + + /* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */ + /* * CAUTION * |