mmc: fix infinite loop in mmc_init_stream

diff --git a/cpu/omap3/mmc.c b/cpu/omap3/mmc.c
index 5d75230..4b95093 100644 (file)
--- a/cpu/omap3/mmc.c
+++ b/cpu/omap3/mmc.c
@@ -59,16 +59,21 @@ unsigned char mmc_board_init(void)
 
 void mmc_init_stream(void)
 {
+       volatile unsigned int mmc_stat;
+
        OMAP_HSMMC_CON |= INIT_INITSTREAM;
 
        OMAP_HSMMC_CMD = MMC_CMD0;
-       while (!(OMAP_HSMMC_STAT & CC_MASK));
+       do {
+               mmc_stat = OMAP_HSMMC_STAT;
+       } while (!(mmc_stat & CC_MASK));
 
        OMAP_HSMMC_STAT = CC_MASK;
 
        OMAP_HSMMC_CMD = MMC_CMD0;
-       while (!(OMAP_HSMMC_STAT & CC_MASK));
-
+       do {
+               mmc_stat = OMAP_HSMMC_STAT;
+       } while (!(mmc_stat & CC_MASK));
 
        OMAP_HSMMC_STAT = OMAP_HSMMC_STAT;
        OMAP_HSMMC_CON &= ~INIT_INITSTREAM;