diff options
Diffstat (limited to 'arch/arm/mach-omap1/board-h2-mmc.c')
| -rw-r--r-- | arch/arm/mach-omap1/board-h2-mmc.c | 89 |
1 files changed, 32 insertions, 57 deletions
diff --git a/arch/arm/mach-omap1/board-h2-mmc.c b/arch/arm/mach-omap1/board-h2-mmc.c index ab9ee58..409fa56 100644 --- a/arch/arm/mach-omap1/board-h2-mmc.c +++ b/arch/arm/mach-omap1/board-h2-mmc.c @@ -12,90 +12,68 @@ * published by the Free Software Foundation. */ +#include <linux/platform_device.h> + +#include <linux/i2c/tps65010.h> + #include <mach/mmc.h> #include <mach/gpio.h> -#ifdef CONFIG_MMC_OMAP -static int slot_cover_open; -static struct device *mmc_device; +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) -static int h2_mmc_set_power(struct device *dev, int slot, int power_on, +static int mmc_set_power(struct device *dev, int slot, int power_on, int vdd) { -#ifdef CONFIG_MMC_DEBUG - dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1, - power_on ? "on" : "off", vdd); -#endif - if (slot != 0) { - dev_err(dev, "No such slot %d\n", slot + 1); - return -ENODEV; - } + if (power_on) + gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 1); + else + gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 0); return 0; } -static int h2_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode) +static int mmc_late_init(struct device *dev) { -#ifdef CONFIG_MMC_DEBUG - dev_dbg(dev, "Set slot %d bus_mode %s\n", slot + 1, - bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull"); -#endif - if (slot != 0) { - dev_err(dev, "No such slot %d\n", slot + 1); - return -ENODEV; - } + int ret; - return 0; -} + ret = gpio_request(H2_TPS_GPIO_MMC_PWR_EN, "MMC power"); + if (ret < 0) + return ret; -static int h2_mmc_get_cover_state(struct device *dev, int slot) -{ - BUG_ON(slot != 0); - - return slot_cover_open; -} - -void h2_mmc_slot_cover_handler(void *arg, int state) -{ - if (mmc_device == NULL) - return; - - slot_cover_open = state; - omap_mmc_notify_cover_event(mmc_device, 0, state); -} - -static int h2_mmc_late_init(struct device *dev) -{ - int ret = 0; - - mmc_device = dev; + gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 0); return ret; } -static void h2_mmc_cleanup(struct device *dev) +static void mmc_shutdown(struct device *dev) { + gpio_free(H2_TPS_GPIO_MMC_PWR_EN); } -static struct omap_mmc_platform_data h2_mmc_data = { +/* + * H2 could use the following functions tested: + * - mmc_get_cover_state that uses OMAP_MPUIO(1) + * - mmc_get_wp that uses OMAP_MPUIO(3) + */ +static struct omap_mmc_platform_data mmc1_data = { .nr_slots = 1, - .switch_slot = NULL, - .init = h2_mmc_late_init, - .cleanup = h2_mmc_cleanup, + .init = mmc_late_init, + .shutdown = mmc_shutdown, + .dma_mask = 0xffffffff, .slots[0] = { - .set_power = h2_mmc_set_power, - .set_bus_mode = h2_mmc_set_bus_mode, - .get_ro = NULL, - .get_cover_state = h2_mmc_get_cover_state, + .set_power = mmc_set_power, .ocr_mask = MMC_VDD_28_29 | MMC_VDD_30_31 | MMC_VDD_32_33 | MMC_VDD_33_34, .name = "mmcblk", }, }; +static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC]; + void __init h2_mmc_init(void) { - omap_set_mmc_info(1, &h2_mmc_data); + mmc_data[0] = &mmc1_data; + omap1_init_mmc(mmc_data, OMAP16XX_NR_MMC); } #else @@ -104,7 +82,4 @@ void __init h2_mmc_init(void) { } -void h2_mmc_slot_cover_handler(void *arg, int state) -{ -} #endif |