powerpc/mpc85xx:Disable Debug TLB entry for non-minimal SPL

[karo-tx-uboot.git] / drivers / mmc / fsl_esdhc.c

diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index 54b5363169b5d10f9ac747ab75eef724422a28a0..973b19f337b59b9646f58cff06454b0182b85ae5 100644 (file)
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -310,6 +310,9 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
        /* Figure out the transfer arguments */
        xfertyp = esdhc_xfertyp(cmd, data);
 
+       /* Mask all irqs */
+       esdhc_write32(&regs->irqsigen, 0);
+
        /* Send the command */
        esdhc_write32(&regs->cmdarg, cmd->cmdarg);
 #if defined(CONFIG_FSL_USDHC)
@@ -320,18 +323,11 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
        esdhc_write32(&regs->xfertyp, xfertyp);
 #endif
 
-       /* Mask all irqs */
-       esdhc_write32(&regs->irqsigen, 0);
-
        /* Wait for the command to complete */
        while (!(esdhc_read32(&regs->irqstat) & (IRQSTAT_CC | IRQSTAT_CTOE)))
                ;
 
-       if (data && (data->flags & MMC_DATA_READ))
-               check_and_invalidate_dcache_range(cmd, data);
-
        irqstat = esdhc_read32(&regs->irqstat);
-       esdhc_write32(&regs->irqstat, irqstat);
 
        /* Reset CMD and DATA portions on error */
        if (irqstat & (CMD_ERR | IRQSTAT_CTOE)) {
@@ -400,9 +396,10 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
 
                        if (irqstat & DATA_ERR)
                                return COMM_ERR;
-               } while (!(irqstat & IRQSTAT_TC) &&
-                               (esdhc_read32(&regs->prsstat) & PRSSTAT_DLA));
+               } while ((irqstat & DATA_COMPLETE) != DATA_COMPLETE);
 #endif
+               if (data->flags & MMC_DATA_READ)
+                       check_and_invalidate_dcache_range(cmd, data);
        }
 
        esdhc_write32(&regs->irqstat, -1);
@@ -580,6 +577,13 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg)
 
        mmc->host_caps = MMC_MODE_4BIT | MMC_MODE_8BIT | MMC_MODE_HC;
 
+       if (cfg->max_bus_width > 0) {
+               if (cfg->max_bus_width < 8)
+                       mmc->host_caps &= ~MMC_MODE_8BIT;
+               if (cfg->max_bus_width < 4)
+                       mmc->host_caps &= ~MMC_MODE_4BIT;
+       }
+
        if (caps & ESDHC_HOSTCAPBLT_HSS)
                mmc->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
 
@@ -596,8 +600,7 @@ int fsl_esdhc_mmc_init(bd_t *bis)
 {
        struct fsl_esdhc_cfg *cfg;
 
-       cfg = malloc(sizeof(struct fsl_esdhc_cfg));
-       memset(cfg, 0, sizeof(struct fsl_esdhc_cfg));
+       cfg = calloc(sizeof(struct fsl_esdhc_cfg), 1);
        cfg->esdhc_base = CONFIG_SYS_FSL_ESDHC_ADDR;
        cfg->sdhc_clk = gd->arch.sdhc_clk;
        return fsl_esdhc_initialize(bis, cfg);