diff options
| author | Jeremiah Lott <jeremiah.lott@timesys.com> | 2009-09-17 16:36:41 -0400 |
|---|---|---|
| committer | Jeremiah Lott <jeremiah.lott@timesys.com> | 2009-09-21 14:35:13 -0400 |
| commit | d888b7955aee0c8c0895ed3b4cb4faabafb6afff (patch) | |
| tree | 6bb874dc05633b49a3b41d744d7ae4da9e7d45bc | |
| parent | 021f317a8e9ee3fd8d962a645e83a240657df462 (diff) | |
SD/MMC board support for the mx27lite.
| -rw-r--r-- | arch/arm/mach-mx2/mx27lite.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-mx2/mx27lite.c b/arch/arm/mach-mx2/mx27lite.c index ad8bb0cf6a35..c0a6a5c78313 100644 --- a/arch/arm/mach-mx2/mx27lite.c +++ b/arch/arm/mach-mx2/mx27lite.c @@ -36,6 +36,7 @@ #include <mach/imxfb.h> #include <mach/mxc_ehci.h> #include <mach/keypad.h> +#include <mach/mmc.h> #include "devices.h" @@ -125,6 +126,13 @@ static unsigned int mx27lite_pins[] = { PA1_PF_USBH2_DIR, PA3_PF_USBH2_NXT, PA4_PF_USBH2_STP, + /* SDHC2*/ + PB4_PF_SD2_D0, + PB5_PF_SD2_D1, + PB6_PF_SD2_D2, + PB7_PF_SD2_D3, + PB8_PF_SD2_CMD, + PB9_PF_SD2_CLK, }; static struct mxc_nand_platform_data mx27lite_nand_board_info = { @@ -274,6 +282,23 @@ static struct platform_device *platform_devices[] __initdata = { &mxc_keypad_device, }; +static int mx27ads_sdhc2_init(struct device *dev, irq_handler_t detect_irq, + void *data) +{ + return request_irq(IRQ_GPIOB(22), detect_irq, IRQF_TRIGGER_RISING, + "sdhc2-card-detect", data); +} + +static void mx27ads_sdhc2_exit(struct device *dev, void *data) +{ + free_irq(IRQ_GPIOB(22), data); +} + +static struct imxmmc_platform_data sdhc2_pdata = { + .init = mx27ads_sdhc2_init, + .exit = mx27ads_sdhc2_exit, +}; + static void __init mx27lite_init(void) { mxc_gpio_setup_multiple_pins(mx27lite_pins, ARRAY_SIZE(mx27lite_pins), @@ -286,6 +311,8 @@ static void __init mx27lite_init(void) //mxc_register_device(&mxc_otg_host, &usbotg_pdata); mxc_register_device(&mxc_otg_udc_device, &usbudc_pdata); mxc_register_device(&mxc_usbh2, &usbh2_pdata); + + mxc_register_device(&mxc_sdhc_device1, &sdhc2_pdata); } static void __init mx27lite_timer_init(void) |