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| author | Arnd Hannemann <arnd@arndnet.de> | 2010-12-28 23:22:31 +0100 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2011-01-08 23:52:30 -0500 |
| commit | 845ecd20239c28e97e766ff54078a58be19f3a91 (patch) | |
| tree | ac25a1b5e5769c9207c9fd886acd4380a3184701 /include/linux/mfd | |
| parent | 39a65a0dbbf73403daa9f4cc0ab30957ba61e60f (diff) | |
| download | linux-stable-845ecd20239c28e97e766ff54078a58be19f3a91.tar.gz linux-stable-845ecd20239c28e97e766ff54078a58be19f3a91.tar.bz2 linux-stable-845ecd20239c28e97e766ff54078a58be19f3a91.zip | |
mmc: tmio_mmc: implement SDIO IRQ support
This patch implements SDIO IRQ support for mfds which
announce the TMIO_MMC_SDIO_IRQ flag for tmio_mmc.
If MMC_CAP_SDIO_IRQ is also set SDIO IRQ signalling is activated.
Tested with a b43-based wireless SDIO card and sh_mobile_sdhi.
Signed-off-by: Arnd Hannemann <arnd@arndnet.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'include/linux/mfd')
| -rw-r--r-- | include/linux/mfd/tmio.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index dbfc053b1f95..8e70310ee945 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -57,6 +57,10 @@ * is configured in 4-bit mode. */ #define TMIO_MMC_BLKSZ_2BYTES (1 << 1) +/* + * Some controllers can support SDIO IRQ signalling. + */ +#define TMIO_MMC_SDIO_IRQ (1 << 2) int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base); int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base); |