Merge branch 'master' of git://git.denx.de/u-boot-usb

[oweals/u-boot.git] / drivers / mmc / arm_pl180_mmci.c

diff --git a/drivers/mmc/arm_pl180_mmci.c b/drivers/mmc/arm_pl180_mmci.c
index 245f48294c15c842a845b157c5a9429ee237dd22..09d443ee39bf90df39059a273d63f13e004c8bba 100644 (file)
--- a/drivers/mmc/arm_pl180_mmci.c
+++ b/drivers/mmc/arm_pl180_mmci.c
@@ -111,7 +111,6 @@ static int do_command(struct mmc *dev, struct mmc_cmd *cmd)
 static int read_bytes(struct mmc *dev, u32 *dest, u32 blkcount, u32 blksize)
 {
        u32 *tempbuff = dest;
-       int i;
        u64 xfercount = blkcount * blksize;
        struct mmc_host *host = dev->priv;
        u32 status, status_err;
@@ -121,31 +120,6 @@ static int read_bytes(struct mmc *dev, u32 *dest, u32 blkcount, u32 blksize)
        status = readl(&host->base->status);
        status_err = status & (SDI_STA_DCRCFAIL | SDI_STA_DTIMEOUT |
                               SDI_STA_RXOVERR);
-       while (!status_err &&
-              (xfercount >= SDI_FIFO_BURST_SIZE * sizeof(u32))) {
-               if (status & SDI_STA_RXFIFOBR) {
-                       for (i = 0; i < SDI_FIFO_BURST_SIZE; i++)
-                               *(tempbuff + i) = readl(&host->base->fifo);
-                       tempbuff += SDI_FIFO_BURST_SIZE;
-                       xfercount -= SDI_FIFO_BURST_SIZE * sizeof(u32);
-               }
-               status = readl(&host->base->status);
-               status_err = status &
-                       (SDI_STA_DCRCFAIL | SDI_STA_DTIMEOUT | SDI_STA_RXOVERR);
-       }
-
-       if (status & SDI_STA_DTIMEOUT) {
-               printf("Read data timed out, xfercount: %llu, status: 0x%08X\n",
-                       xfercount, status);
-               return -ETIMEDOUT;
-       } else if (status & SDI_STA_DCRCFAIL) {
-               printf("Read data blk CRC error: 0x%x\n", status);
-               return -EILSEQ;
-       } else if (status & SDI_STA_RXOVERR) {
-               printf("Read data RX overflow error\n");
-               return -EIO;
-       }
-
        while ((!status_err) && (xfercount >= sizeof(u32))) {
                if (status & SDI_STA_RXDAVL) {
                        *(tempbuff) = readl(&host->base->fifo);
@@ -411,6 +385,7 @@ static int arm_pl180_mmci_host_init(struct mmc *dev)
        dev->send_cmd = host_request;
        dev->set_ios = host_set_ios;
        dev->init = mmc_host_reset;
+       dev->getcd = NULL;
        dev->host_caps = 0;
        dev->voltages = VOLTAGE_WINDOW_MMC;
        dev->f_min = dev->clock;
@@ -434,6 +409,8 @@ int arm_pl180_mmci_init(void)
                return -1;
        }
 
+       dev->b_max = 0;
+
        mmc_register(dev);
        debug("registered mmc interface number is:%d\n", dev->block_dev.dev);