diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-02-25 16:40:10 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-02-25 16:40:10 +0100 |
commit | 2e31add2a7e2a15d07f592c21ba35870fa9a1d1f (patch) | |
tree | 814e2c70fb5528f108114c0da6e5a1e219e6a0e1 /arch/arm/plat-mxc/include/mach/mmc.h | |
parent | d639bab8da86d330493487e8c0fea8ca31f53427 (diff) | |
parent | 17581ad812a9abb0182260374ef2e52d4a808a64 (diff) |
Merge branch 'x86/urgent' into x86/pat
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/mmc.h')
-rw-r--r-- | arch/arm/plat-mxc/include/mach/mmc.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/mmc.h b/arch/arm/plat-mxc/include/mach/mmc.h new file mode 100644 index 00000000000..de2128dada5 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mmc.h @@ -0,0 +1,36 @@ +#ifndef ASMARM_ARCH_MMC_H +#define ASMARM_ARCH_MMC_H + +#include <linux/mmc/host.h> + +struct device; + +/* board specific SDHC data, optional. + * If not present, a writable card with 3,3V is assumed. + */ +struct imxmmc_platform_data { + /* Return values for the get_ro callback should be: + * 0 for a read/write card + * 1 for a read-only card + * -ENOSYS when not supported (equal to NULL callback) + * or a negative errno value when something bad happened + */ + int (*get_ro)(struct device *); + + /* board specific hook to (de)initialize the SD slot. + * The board code can call 'handler' on a card detection + * change giving data as argument. + */ + int (*init)(struct device *dev, irq_handler_t handler, void *data); + void (*exit)(struct device *dev, void *data); + + /* available voltages. If not given, assume + * MMC_VDD_32_33 | MMC_VDD_33_34 + */ + unsigned int ocr_avail; + + /* adjust slot voltage */ + void (*setpower)(struct device *, unsigned int vdd); +}; + +#endif |