diff options
author | Pierre Ossman <drzeus@drzeus.cx> | 2008-10-12 11:08:46 +0200 |
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committer | Pierre Ossman <drzeus@drzeus.cx> | 2008-10-12 11:08:46 +0200 |
commit | 6ee6c6adf1cfebbf432b8d1f204c7f96e395933e (patch) | |
tree | cf8f017f44b768445eecb6698c47d479c6b46a01 /arch/avr32/include/asm/atmel-mci.h | |
parent | 162350eb75fcb81ec0ea34f042f1deddb759aea8 (diff) | |
parent | 5e7184ae0dd49456387e8b1cdebc6b2c92fc6d51 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/hskinnemoen/atmel-mci-2.6.28
Conflicts:
drivers/mmc/host/atmel-mci.c
Diffstat (limited to 'arch/avr32/include/asm/atmel-mci.h')
-rw-r--r-- | arch/avr32/include/asm/atmel-mci.h | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/arch/avr32/include/asm/atmel-mci.h b/arch/avr32/include/asm/atmel-mci.h index c2ea6e1c9aa..59f3fadd0b6 100644 --- a/arch/avr32/include/asm/atmel-mci.h +++ b/arch/avr32/include/asm/atmel-mci.h @@ -1,9 +1,39 @@ #ifndef __ASM_AVR32_ATMEL_MCI_H #define __ASM_AVR32_ATMEL_MCI_H -struct mci_platform_data { +#define ATMEL_MCI_MAX_NR_SLOTS 2 + +struct dma_slave; + +/** + * struct mci_slot_pdata - board-specific per-slot configuration + * @bus_width: Number of data lines wired up the slot + * @detect_pin: GPIO pin wired to the card detect switch + * @wp_pin: GPIO pin wired to the write protect sensor + * + * If a given slot is not present on the board, @bus_width should be + * set to 0. The other fields are ignored in this case. + * + * Any pins that aren't available should be set to a negative value. + * + * Note that support for multiple slots is experimental -- some cards + * might get upset if we don't get the clock management exactly right. + * But in most cases, it should work just fine. + */ +struct mci_slot_pdata { + unsigned int bus_width; int detect_pin; int wp_pin; }; +/** + * struct mci_platform_data - board-specific MMC/SDcard configuration + * @dma_slave: DMA slave interface to use in data transfers, or NULL. + * @slot: Per-slot configuration data. + */ +struct mci_platform_data { + struct dma_slave *dma_slave; + struct mci_slot_pdata slot[ATMEL_MCI_MAX_NR_SLOTS]; +}; + #endif /* __ASM_AVR32_ATMEL_MCI_H */ |