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authorhanumath <hanumath.prasad@stericsson.com>2010-06-08 11:23:14 +0530
committerJohn Rigby <john.rigby@linaro.org>2010-09-02 22:45:40 -0600
commit7887c56332b09c9af1438529c6dfc69441de09ce (patch)
tree16ca01d777835d9614e7fced41c2e494f5393165
parent4ce9043f3d87d561c79921fab695f137ecf84b22 (diff)
MMC driver: enable SDI_CLKCR[PWRSAV] bit for power saving
Fix for enabling the power saving bit in the SDI controller ST-Ericsson ID:ER 260243 Signed-off-by: hanumath <hanumath.prasad@stericsson.com> Signed-off-by: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> Change-Id: I45bbdf1ea6adce813006446647101a95fe0f448c Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/2531 Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
-rw-r--r--drivers/mmc/host/mmc-u8500.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mmc/host/mmc-u8500.c b/drivers/mmc/host/mmc-u8500.c
index 28d63b8547e..8e74f120aba 100644
--- a/drivers/mmc/host/mmc-u8500.c
+++ b/drivers/mmc/host/mmc-u8500.c
@@ -1354,6 +1354,8 @@ static void u8500_mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
host->cclk = host->mclk / (clk + 2);
}
}
+ if (host->devicemode == MCI_DMAMODE)
+ clk |= MCI_CLK_PWRSAVE;
clk |= (MCI_HWFC_EN | MCI_CLK_ENABLE);
writel(clk, host->base + MMCICLOCK);
}