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path: root/drivers/mmc/host/moxart-mmc.c
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Diffstat (limited to 'drivers/mmc/host/moxart-mmc.c')
-rw-r--r--drivers/mmc/host/moxart-mmc.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index 5c81dc737..1552d1f09 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -111,8 +111,8 @@
#define CLK_DIV_MASK 0x7f
/* REG_BUS_WIDTH */
-#define BUS_WIDTH_8 BIT(2)
-#define BUS_WIDTH_4 BIT(1)
+#define BUS_WIDTH_4_SUPPORT BIT(3)
+#define BUS_WIDTH_4 BIT(2)
#define BUS_WIDTH_1 BIT(0)
#define MMC_VDD_360 23
@@ -527,9 +527,6 @@ static void moxart_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
case MMC_BUS_WIDTH_4:
writel(BUS_WIDTH_4, host->base + REG_BUS_WIDTH);
break;
- case MMC_BUS_WIDTH_8:
- writel(BUS_WIDTH_8, host->base + REG_BUS_WIDTH);
- break;
default:
writel(BUS_WIDTH_1, host->base + REG_BUS_WIDTH);
break;
@@ -646,16 +643,8 @@ static int moxart_probe(struct platform_device *pdev)
dmaengine_slave_config(host->dma_chan_rx, &cfg);
}
- switch ((readl(host->base + REG_BUS_WIDTH) >> 3) & 3) {
- case 1:
+ if (readl(host->base + REG_BUS_WIDTH) & BUS_WIDTH_4_SUPPORT)
mmc->caps |= MMC_CAP_4_BIT_DATA;
- break;
- case 2:
- mmc->caps |= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA;
- break;
- default:
- break;
- }
writel(0, host->base + REG_INTERRUPT_MASK);