sdhci: increase timeout for internal clock stabilization.

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / mmc / host / sdhci.c

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 9d07676..c279fbc 100644 (file)
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -994,8 +994,8 @@ static void sdhci_set_clock(struct sdhci_host *host, unsigned int clock)
        clk |= SDHCI_CLOCK_INT_EN;
        sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
 
-       /* Wait max 10 ms */
-       timeout = 10;
+       /* Wait max 20 ms */
+       timeout = 20;
        while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
                & SDHCI_CLOCK_INT_STABLE)) {
                if (timeout == 0) {