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authorShinobu Uehara <shinobu.uehara.xc@renesas.com>2014-08-25 07:00:25 +0400
committerUlf Hansson <ulf.hansson@linaro.org>2014-09-09 15:59:14 +0400
commitb8d11962c2d83c984d5afd091e5b725ad2fd5607 (patch)
treee418779bef7c9c251698f7217940c3b76a77f2c2 /include/linux/mfd/tmio.h
parentf83bfa751babb521924f6d8c93055215d2eb33cc (diff)
downloadlinux-b8d11962c2d83c984d5afd091e5b725ad2fd5607.tar.xz
mmc: tmio: control multiple block transfer mode
Renesas SDHI has "Multiple Block Transfer Mode" settings on SD_CMD register which controls CMD12 automatically. This patch cares it, because CMD12 is not needed when CMD53 (= SD_IO_RW_EXTENDED) [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/tmio.h')
-rw-r--r--include/linux/mfd/tmio.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index 777e29b1ad0f..7432d95b08e2 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -83,6 +83,12 @@
*/
#define TMIO_MMC_HAVE_HIGH_REG (1 << 6)
+/*
+ * Some controllers have CMD12 automatically
+ * issue/non-issue register
+ */
+#define TMIO_MMC_HAVE_CMD12_CTRL (1 << 7)
+
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);