diff options
Diffstat (limited to 'include/linux/platform_data/mmc-davinci.h')
-rw-r--r-- | include/linux/platform_data/mmc-davinci.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/include/linux/platform_data/mmc-davinci.h b/include/linux/platform_data/mmc-davinci.h new file mode 100644 index 00000000000..5ba6b22ce33 --- /dev/null +++ b/include/linux/platform_data/mmc-davinci.h @@ -0,0 +1,39 @@ +/* + * Board-specific MMC configuration + */ + +#ifndef _DAVINCI_MMC_H +#define _DAVINCI_MMC_H + +#include <linux/types.h> +#include <linux/mmc/host.h> + +struct davinci_mmc_config { + /* get_cd()/get_wp() may sleep */ + int (*get_cd)(int module); + int (*get_ro)(int module); + + void (*set_power)(int module, bool on); + + /* wires == 0 is equivalent to wires == 4 (4-bit parallel) */ + u8 wires; + + u32 max_freq; + + /* any additional host capabilities: OR'd in to mmc->f_caps */ + u32 caps; + + /* Version of the MMC/SD controller */ + u8 version; + + /* Number of sg segments */ + u8 nr_sg; +}; +void davinci_setup_mmc(int module, struct davinci_mmc_config *config); + +enum { + MMC_CTLR_VERSION_1 = 0, /* DM644x and DM355 */ + MMC_CTLR_VERSION_2, /* DA830 */ +}; + +#endif |