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[07/14] mmc: jz4740: Set clock rate to mmc->f_max rather than JZ_MMC_CLK_RATE

Message ID 20180309151219.18723-8-ezequiel@vanguardiasur.com.ar (mailing list archive)
State New, archived
Headers show

Commit Message

Ezequiel Garcia March 9, 2018, 3:12 p.m. UTC 
From: Alex Smith <alex.smith@imgtec.com>

The maximum clock rate can be overridden by DT. The clock rate should
be set to the DT-specified value rather than the constant JZ_MMC_CLK_RATE
when this is done. If the maximum clock rate is not set by DT then
mmc->f_max will be set to JZ_MMC_CLK_RATE.

Signed-off-by: Alex Smith <alex.smith@imgtec.com>
---
 drivers/mmc/host/jz4740_mmc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/mmc/host/jz4740_mmc.c b/drivers/mmc/host/jz4740_mmc.c
index c54861037481..7d4dcce76cd8 100644
--- a/drivers/mmc/host/jz4740_mmc.c
+++ b/drivers/mmc/host/jz4740_mmc.c
@@ -825,7 +825,7 @@  static int jz4740_mmc_set_clock_rate(struct jz4740_mmc_host *host, int rate)
 	int real_rate;
 
 	jz4740_mmc_clock_disable(host);
-	clk_set_rate(host->clk, JZ_MMC_CLK_RATE);
+	clk_set_rate(host->clk, host->mmc->f_max);
 
 	real_rate = clk_get_rate(host->clk);