s5pc110: mmc: enable multi-write moviNAND

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>

diff --git a/drivers/mmc/s5pc1xx_mmc.c b/drivers/mmc/s5pc1xx_mmc.c
index fce2ae1..021bef4 100644 (file)
--- a/drivers/mmc/s5pc1xx_mmc.c
+++ b/drivers/mmc/s5pc1xx_mmc.c
@@ -45,9 +45,21 @@ static inline struct s5pc1xx_mmc *s5pc1xx_get_base_mmc(int dev_index)
 static void mmc_prepare_data(struct mmc_host *host, struct mmc_data *data)
 {
        unsigned char ctrl;
+       unsigned int mask;
 
        writeb(0xe, &host->reg->timeoutcon);    /* TMCLK * 2^27 */
 
+       mask = readl(&host->reg->norintstsen);
+       mask &= ~(0xffff);
+       mask |= (1 << 5) | (1 << 4) | (1 << 1) | (1 << 0);
+       writel(mask, &host->reg->norintstsen);
+
+
+       mask = readl(&host->reg->norintsigen);
+       mask &= ~(0xffff);
+       mask |= (1 << 1);
+       writel(mask, &host->reg->norintsigen);
+
        dbg("data->dest: %08x\n", (u32)data->dest);
        writel((u32)data->dest, &host->reg->sysad);
 
@@ -82,7 +94,7 @@ static void mmc_set_transfer_mode(struct mmc_host *host, struct mmc_data *data)
         */
        mode = (1 << 1) | (1 << 0);
        if (data->blocks > 1)
-               mode |= ((1 << 5) | (1 << 2));
+               mode |= (1 << 5);
        if (data->flags & MMC_DATA_READ)
                mode |= (1 << 4);