diff options
| author | Pierre Ossman <drzeus@drzeus.cx> | 2007-05-21 20:23:20 +0200 |
|---|---|---|
| committer | Pierre Ossman <drzeus@drzeus.cx> | 2007-09-23 19:40:07 +0200 |
| commit | 5c4e6f1301649d5b29dd0f70e6da83e728ab5ca5 (patch) | |
| tree | 97d612d990f3b5255b6ea59150f91622699e124f /include/linux/mmc | |
| parent | 1d4de9edd6c9ad676b20729ab15c04b78e9a50c5 (diff) | |
mmc: detect SDIO cards
Really basic init sequence for SDIO cards.
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/card.h | 2 | ||||
| -rw-r--r-- | include/linux/mmc/core.h | 1 | ||||
| -rw-r--r-- | include/linux/mmc/sdio.h | 19 |
3 files changed, 22 insertions, 0 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index badf702fcff..43480ebebf9 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -67,6 +67,7 @@ struct mmc_card { unsigned int type; /* card type */ #define MMC_TYPE_MMC 0 /* MMC card */ #define MMC_TYPE_SD 1 /* SD card */ +#define MMC_TYPE_SDIO 2 /* SDIO card */ unsigned int state; /* (our) card state */ #define MMC_STATE_PRESENT (1<<0) /* present in sysfs */ #define MMC_STATE_READONLY (1<<1) /* card is read-only */ @@ -84,6 +85,7 @@ struct mmc_card { #define mmc_card_mmc(c) ((c)->type == MMC_TYPE_MMC) #define mmc_card_sd(c) ((c)->type == MMC_TYPE_SD) +#define mmc_card_sdio(c) ((c)->type == MMC_TYPE_SDIO) #define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT) #define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY) diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index 29c98ae10af..8faa436c557 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -41,6 +41,7 @@ struct mmc_command { #define MMC_RSP_R1B (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY) #define MMC_RSP_R2 (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC) #define MMC_RSP_R3 (MMC_RSP_PRESENT) +#define MMC_RSP_R4 (MMC_RSP_PRESENT) #define MMC_RSP_R6 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE) #define MMC_RSP_R7 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE) diff --git a/include/linux/mmc/sdio.h b/include/linux/mmc/sdio.h new file mode 100644 index 00000000000..d1a0b15cdfd --- /dev/null +++ b/include/linux/mmc/sdio.h @@ -0,0 +1,19 @@ +/* + * include/linux/mmc/sdio.h + * + * Copyright 2006-2007 Pierre Ossman + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + */ + +#ifndef MMC_SDIO_H +#define MMC_SDIO_H + +/* SDIO commands type argument response */ +#define SD_IO_SEND_OP_COND 5 /* bcr [23:0] OCR R4 */ + +#endif + |