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authorGirish K S <girish.shivananjappa@linaro.org>2012-01-06 09:56:39 +0530
committerChris Ball <cjb@laptop.org>2012-01-12 15:17:16 -0500
commit069c9f142822d552ec885572945d8bce9eff0519 (patch)
treef73eedfc7142af588d97cb4008127693f411f298 /drivers/mmc/host/sdhci.h
parenta4924c71aa43d4f8a3f342b1f71788349472e684 (diff)
downloadtalos-op-linux-069c9f142822d552ec885572945d8bce9eff0519.tar.gz
talos-op-linux-069c9f142822d552ec885572945d8bce9eff0519.zip
mmc: host: Adds support for eMMC 4.5 HS200 mode
This patch adds support for the HS200 mode on the host side. Also enables the tuning feature required when the HS200 mode is selected. Signed-off-by: Girish K S <girish.shivananjappa@linaro.org> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/host/sdhci.h')
-rw-r--r--drivers/mmc/host/sdhci.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index a04d4d0c6fd2..ad265b96b75b 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -158,6 +158,7 @@
#define SDHCI_CTRL_UHS_SDR50 0x0002
#define SDHCI_CTRL_UHS_SDR104 0x0003
#define SDHCI_CTRL_UHS_DDR50 0x0004
+#define SDHCI_CTRL_HS_SDR200 0x0005 /* reserved value in SDIO spec */
#define SDHCI_CTRL_VDD_180 0x0008
#define SDHCI_CTRL_DRV_TYPE_MASK 0x0030
#define SDHCI_CTRL_DRV_TYPE_B 0x0000
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