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| author |   Shinobu Uehara <shinobu.uehara.xc@renesas.com> | 2014-08-24 20:00:52 -0700 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2014-09-09 13:59:14 +0200 |
| commit | 6b98757e53cb0e93b02db4067c14afcb32c90615 (patch) | |
| tree | 689f24317299728fb89df119c278ebcf2d9171b6 /include/linux/mfd | |
| parent | mmc: tmio: control multiple block transfer mode (diff) | |
| download | linux-dev-6b98757e53cb0e93b02db4067c14afcb32c90615.tar.xz linux-dev-6b98757e53cb0e93b02db4067c14afcb32c90615.zip | |
mmc: tmio: add TMIO_MMC_SDIO_STATUS_QUIRK
Renesas R-Car SDHI should set reserved bits
on CTL_SDIO_STATUS register when writing.
This patch adds new TMIO_MMC_SDIO_STATUS_QUIRK flags
for this purpose
[Kuninori Morimoto: tidyuped for upstreaming
enabled this flags for all SH-Mobile/R-Car]
Tested-by: Nguyen Xuan Nui <nx-nui@jinso.co.jp>
Tested-by: Hiep Cao Minh <cm-hiep@jinso.co.jp>
Signed-off-by: Shinobu Uehara <shinobu.uehara.xc@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mfd')
| -rw-r--r-- | include/linux/mfd/tmio.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index 7432d95b08e2..a7493ae01b58 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -89,6 +89,11 @@ */ #define TMIO_MMC_HAVE_CMD12_CTRL (1 << 7) +/* + * Some controllers needs to set 1 on SDIO status reserved bits + */ +#define TMIO_MMC_SDIO_STATUS_QUIRK (1 << 8) + 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); void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state); |