| David Brownell | 15a0580 | 2007-08-08 09:12:54 -0700 | [diff] [blame] | 1 | #ifndef __LINUX_SPI_MMC_SPI_H |
| 2 | #define __LINUX_SPI_MMC_SPI_H |
| 3 | |
| 4 | struct device; |
| 5 | struct mmc_host; |
| 6 | |
| 7 | /* Put this in platform_data of a device being used to manage an MMC/SD |
| 8 | * card slot. (Modeled after PXA mmc glue; see that for usage examples.) |
| 9 | * |
| 10 | * REVISIT This is not a spi-specific notion. Any card slot should be |
| 11 | * able to handle it. If the MMC core doesn't adopt this kind of notion, |
| 12 | * switch the "struct device *" parameters over to "struct spi_device *". |
| 13 | */ |
| 14 | struct mmc_spi_platform_data { |
| 15 | /* driver activation and (optional) card detect irq hookup */ |
| 16 | int (*init)(struct device *, |
| 17 | irqreturn_t (*)(int, void *), |
| 18 | void *); |
| 19 | void (*exit)(struct device *, void *); |
| 20 | |
| 21 | /* sense switch on sd cards */ |
| 22 | int (*get_ro)(struct device *); |
| 23 | |
| 24 | /* how long to debounce card detect, in msecs */ |
| 25 | u16 detect_delay; |
| 26 | |
| 27 | /* power management */ |
| 28 | u16 powerup_msecs; /* delay of up to 250 msec */ |
| 29 | u32 ocr_mask; /* available voltages */ |
| 30 | void (*setpower)(struct device *, unsigned int maskval); |
| 31 | }; |
| 32 | |
| 33 | #endif /* __LINUX_SPI_MMC_SPI_H */ |