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authorShinobu Uehara <shinobu.uehara.xc@renesas.com>2014-08-24 20:00:52 -0700
committerUlf Hansson <ulf.hansson@linaro.org>2014-09-09 13:59:14 +0200
commit6b98757e53cb0e93b02db4067c14afcb32c90615 (patch)
tree689f24317299728fb89df119c278ebcf2d9171b6 /include/linux/mfd
parentb8d11962c2d83c984d5afd091e5b725ad2fd5607 (diff)
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.h5
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);