diff options
Diffstat (limited to 'arch/arm/mach-u300/mmc.c')
| -rw-r--r-- | arch/arm/mach-u300/mmc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/mach-u300/mmc.c b/arch/arm/mach-u300/mmc.c index 089b9957b6a..82af247760e 100644 --- a/arch/arm/mach-u300/mmc.c +++ b/arch/arm/mach-u300/mmc.c @@ -22,6 +22,7 @@ #include <asm/mach/mmc.h> #include "mmc.h" +#include "padmux.h" struct mmci_card_event { struct input_dev *mmc_input; @@ -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); @@ -209,6 +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); |