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ARM: mach-shmobile: armadillo800eva: add SDHI1 support 

We can switch CON8/CON14 by SW1.5
SDHI1 is CON8 (SW1.5 = ON)

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Simon Horman <horms@verge.net.au>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Kuninori Morimoto 2012-04-24 02:09:31 -07:00 committed by Rafael J. Wysocki
parent 49c01112d6
commit 2e3a5ef28f
1 changed files with 65 additions and 1 deletions
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66
arch/arm/mach-shmobile/board-armadillo800eva.c
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@ -93,7 +93,7 @@
* 0 | Extension Bus | D8-D15 disable, eMMC enable
* 1 | Extension Bus | D8-D15 enable, eMMC disable
* -12345678-+---------------+----------------------------
* 0 | SDHI1 | COM8 enable, COM14 disable
* 0 | SDHI1 | COM8 disable, COM14 enable
* 1 | SDHI1 | COM8 enable, COM14 disable
* -12345678-+---------------+----------------------------
* 0 | USB0 | COM20 enable, COM24 disable
@ -454,6 +454,44 @@ static struct platform_device sdhi0_device = {
.resource = sdhi0_resources,
};
/* SDHI1 */
static struct sh_mobile_sdhi_info sdhi1_info = {
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
.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 sdhi1_resources[] = {
[0] = {
.name = "SDHI1",
.start = 0xe6860000,
.end = 0xe6860100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = evt2irq(0x0E80),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = evt2irq(0x0EA0),
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = evt2irq(0x0EC0),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sdhi1_device = {
.name = "sh_mobile_sdhi",
.id = 1,
.dev = {
.platform_data = &sdhi1_info,
},
.num_resources = ARRAY_SIZE(sdhi1_resources),
.resource = sdhi1_resources,
};
/* I2C */
static struct i2c_board_info i2c0_devices[] = {
{
@ -619,6 +657,32 @@ static void __init eva_init(void)
gpio_request(GPIO_PORT176, NULL);
gpio_direction_output(GPIO_PORT176, 1);
/*
* We can switch CON8/CON14 by SW1.5,
* but it needs after DBGMD_SELECT_B
*/
gpio_request(GPIO_PORT6, NULL);
gpio_direction_input(GPIO_PORT6);
if (gpio_get_value(GPIO_PORT6)) {
/* CON14 enable */
} else {
/* CON8 (SDHI1) enable */
gpio_request(GPIO_FN_SDHI1_CLK, NULL);
gpio_request(GPIO_FN_SDHI1_CMD, NULL);
gpio_request(GPIO_FN_SDHI1_D0, NULL);
gpio_request(GPIO_FN_SDHI1_D1, NULL);
gpio_request(GPIO_FN_SDHI1_D2, NULL);
gpio_request(GPIO_FN_SDHI1_D3, NULL);
gpio_request(GPIO_FN_SDHI1_CD, NULL);
gpio_request(GPIO_FN_SDHI1_WP, NULL);
gpio_request(GPIO_PORT16, NULL); /* SDSLOT2_PON */
gpio_direction_output(GPIO_PORT16, 1);
platform_device_register(&sdhi1_device);
}
#ifdef CONFIG_CACHE_L2X0
/* Early BRESP enable, Shared attribute override enable, 32K*8way */
l2x0_init(__io(0xf0002000), 0x40440000, 0x82000fff);