ARM i.MX dma: Fix burstsize settings

[karo-tx-linux.git] / drivers / mmc / host / mxcmmc.c

diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index cc20e025932593db93deb84d3e27f05bf9ed89c0..14aa213b00da3a3b2a8d5e332528bb2d952e44a9 100644 (file)
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -715,13 +715,13 @@ static void mxcmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
        int burstlen, ret;
 
        /*
-        * use burstlen of 64 in 4 bit mode (--> reg value  0)
-        * use burstlen of 16 in 1 bit mode (--> reg value 16)
+        * use burstlen of 64 (16 words) in 4 bit mode (--> reg value  0)
+        * use burstlen of 16 (4 words) in 1 bit mode (--> reg value 16)
         */
        if (ios->bus_width == MMC_BUS_WIDTH_4)
-               burstlen = 64;
-       else
                burstlen = 16;
+       else
+               burstlen = 4;
 
        if (mxcmci_use_dma(host) && burstlen != host->burstlen) {
                host->burstlen = burstlen;