diff options
Diffstat (limited to 'arch/arm/mach-u300/mmc.c')
| -rw-r--r-- | arch/arm/mach-u300/mmc.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/arch/arm/mach-u300/mmc.c b/arch/arm/mach-u300/mmc.c index 585cc013639d..7b6b016786bb 100644 --- a/arch/arm/mach-u300/mmc.c +++ b/arch/arm/mach-u300/mmc.c @@ -19,15 +19,16 @@ #include <linux/regulator/consumer.h> #include <linux/regulator/machine.h> #include <linux/gpio.h> +#include <linux/amba/mmci.h> -#include <asm/mach/mmc.h> #include "mmc.h" +#include "padmux.h" struct mmci_card_event { struct input_dev *mmc_input; int mmc_inserted; struct work_struct workq; - struct mmc_platform_data mmc0_plat_data; + struct mmci_platform_data mmc0_plat_data; }; static unsigned int mmc_status(struct device *dev) @@ -146,6 +147,7 @@ int __devinit mmc_init(struct amba_device *adev) { struct mmci_card_event *mmci_card; struct device *mmcsd_device = &adev->dev; + struct pmx *pmx; int ret = 0; mmci_card = kzalloc(sizeof(struct mmci_card_event), GFP_KERNEL); @@ -158,6 +160,8 @@ int __devinit mmc_init(struct amba_device *adev) mmci_card->mmc0_plat_data.status = mmc_status; mmci_card->mmc0_plat_data.gpio_wp = -1; mmci_card->mmc0_plat_data.gpio_cd = -1; + mmci_card->mmc0_plat_data.capabilities = MMC_CAP_MMC_HIGHSPEED | + MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA; mmcsd_device->platform_data = (void *) &mmci_card->mmc0_plat_data; @@ -207,6 +211,20 @@ int __devinit mmc_init(struct amba_device *adev) input_set_drvdata(mmci_card->mmc_input, mmci_card); + /* + * Setup padmuxing for MMC. Since this must always be + * compiled into the kernel, pmx is never released. + */ + pmx = pmx_get(mmcsd_device, U300_APP_PMX_MMC_SETTING); + + if (IS_ERR(pmx)) + pr_warning("Could not get padmux handle\n"); + else { + ret = pmx_activate(mmcsd_device, pmx); + if (IS_ERR_VALUE(ret)) + pr_warning("Could not activate padmuxing\n"); + } + ret = gpio_register_callback(U300_GPIO_PIN_MMC_CD, mmci_callback, mmci_card); |