[PATCH 1/1] mmc: sdhci-esdhc: Change delay after setting clock from 100ms to 1ms
Tony Lin
tony.lin at freescale.com
Thu Sep 1 01:51:15 EDT 2011
1ms is enough for hardware to change the clock to stable.
100ms is too long.
Signed-off-by: Tony Lin <tony.lin at freescale.com>
---
drivers/mmc/host/sdhci-esdhc.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/host/sdhci-esdhc.h b/drivers/mmc/host/sdhci-esdhc.h
index c3b08f1..b97b2f5 100644
--- a/drivers/mmc/host/sdhci-esdhc.h
+++ b/drivers/mmc/host/sdhci-esdhc.h
@@ -73,7 +73,7 @@ static inline void esdhc_set_clock(struct sdhci_host *host, unsigned int clock)
| (div << ESDHC_DIVIDER_SHIFT)
| (pre_div << ESDHC_PREDIV_SHIFT));
sdhci_writel(host, temp, ESDHC_SYSTEM_CONTROL);
- mdelay(100);
+ mdelay(1);
out:
host->clock = clock;
}
--
1.7.0.4
More information about the linux-arm-kernel
mailing list