[PATCH 2/2] sdhci-of-esdhc: Pre divider starts at 1
Joakim Tjernlund
joakim.tjernlund at transmode.se
Tue May 5 02:31:32 AEST 2015
For PowerPC esdhc pre divider starts at 1, fixing this increases
the actual clock from 40 MHz to 50 MHz.
Signed-off-by: Joakim Tjernlund <joakim.tjernlund at transmode.se>
---
drivers/mmc/host/sdhci-of-esdhc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 7130130..ffd5625 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -207,7 +207,7 @@ static unsigned int esdhc_of_get_min_clock(struct sdhci_host *host)
static void esdhc_of_set_clock(struct sdhci_host *host, unsigned int clock)
{
- int pre_div = 2;
+ int pre_div = 1;
int div = 1;
u32 temp;
@@ -237,7 +237,7 @@ static void esdhc_of_set_clock(struct sdhci_host *host, unsigned int clock)
dev_dbg(mmc_dev(host->mmc), "desired SD clock: %d, actual: %d\n",
clock, host->max_clk / pre_div / div);
-
+ host->mmc->actual_clock = host->max_clk / pre_div / div;
pre_div >>= 1;
div--;
--
2.3.6
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