5 files changed, 74 insertions, 3 deletions

diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index 7544b84ab6..93a836eac3 100644
--- a/drivers/mmc/dw_mmc.c
+++ b/drivers/mmc/dw_mmc.c
@@ -12,6 +12,7 @@
 #include <memalign.h>
 #include <mmc.h>
 #include <dwmmc.h>
+#include <wait_bit.h>
 
 #define PAGE_SIZE 4096
 
@@ -55,6 +56,9 @@ static void dwmci_prepare_data(struct dwmci_host *host,
 
 	dwmci_wait_reset(host, DWMCI_CTRL_FIFO_RESET);
 
+	/* Clear IDMAC interrupt */
+	dwmci_writel(host, DWMCI_IDSTS, 0xFFFFFFFF);
+
 	data_start = (ulong)cur_idmac;
 	dwmci_writel(host, DWMCI_DBADDR, (ulong)cur_idmac);
 
@@ -340,6 +344,18 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
 
 		/* only dma mode need it */
 		if (!host->fifo_mode) {
+			if (data->flags == MMC_DATA_READ)
+				mask = DWMCI_IDINTEN_RI;
+			else
+				mask = DWMCI_IDINTEN_TI;
+			ret = wait_for_bit_le32(host->ioaddr + DWMCI_IDSTS,
+						mask, true, 1000, false);
+			if (ret)
+				debug("%s: DWMCI_IDINTEN mask 0x%x timeout.\n",
+				      __func__, mask);
+			/* clear interrupts */
+			dwmci_writel(host, DWMCI_IDSTS, DWMCI_IDINTEN_MASK);
+
 			ctrl = dwmci_readl(host, DWMCI_CTRL);
 			ctrl &= ~(DWMCI_DMA_EN);
 			dwmci_writel(host, DWMCI_CTRL, ctrl);
@@ -494,6 +510,9 @@ static int dwmci_init(struct mmc *mmc)
 	dwmci_writel(host, DWMCI_CLKENA, 0);
 	dwmci_writel(host, DWMCI_CLKSRC, 0);
 
+	if (!host->fifo_mode)
+		dwmci_writel(host, DWMCI_IDINTEN, DWMCI_IDINTEN_MASK);
+
 	return 0;
 }
 
diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index 76225b7939..a9c8f335c1 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -368,6 +368,19 @@ static int mmc_blk_probe(struct udevice *dev)
 	return 0;
 }
 
+#if CONFIG_IS_ENABLED(MMC_UHS_SUPPORT) || \
+    CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) || \
+    CONFIG_IS_ENABLED(MMC_HS400_SUPPORT)
+static int mmc_blk_remove(struct udevice *dev)
+{
+	struct udevice *mmc_dev = dev_get_parent(dev);
+	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(mmc_dev);
+	struct mmc *mmc = upriv->mmc;
+
+	return mmc_deinit(mmc);
+}
+#endif
+
 static const struct blk_ops mmc_blk_ops = {
 	.read	= mmc_bread,
 #if CONFIG_IS_ENABLED(MMC_WRITE)
@@ -382,6 +395,12 @@ U_BOOT_DRIVER(mmc_blk) = {
 	.id		= UCLASS_BLK,
 	.ops		= &mmc_blk_ops,
 	.probe		= mmc_blk_probe,
+#if CONFIG_IS_ENABLED(MMC_UHS_SUPPORT) || \
+    CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) || \
+    CONFIG_IS_ENABLED(MMC_HS400_SUPPORT)
+	.remove		= mmc_blk_remove,
+	.flags		= DM_FLAG_OS_PREPARE,
+#endif
 };
 #endif /* CONFIG_BLK */
 
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index b04345a1e1..1c1527cc74 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -2781,6 +2781,32 @@ int mmc_init(struct mmc *mmc)
 	return err;
 }
 
+#if CONFIG_IS_ENABLED(MMC_UHS_SUPPORT) || \
+    CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) || \
+    CONFIG_IS_ENABLED(MMC_HS400_SUPPORT)
+int mmc_deinit(struct mmc *mmc)
+{
+	u32 caps_filtered;
+
+	if (!mmc->has_init)
+		return 0;
+
+	if (IS_SD(mmc)) {
+		caps_filtered = mmc->card_caps &
+			~(MMC_CAP(UHS_SDR12) | MMC_CAP(UHS_SDR25) |
+			  MMC_CAP(UHS_SDR50) | MMC_CAP(UHS_DDR50) |
+			  MMC_CAP(UHS_SDR104));
+
+		return sd_select_mode_and_width(mmc, caps_filtered);
+	} else {
+		caps_filtered = mmc->card_caps &
+			~(MMC_CAP(MMC_HS_200) | MMC_CAP(MMC_HS_400));
+
+		return mmc_select_mode_and_width(mmc, caps_filtered);
+	}
+}
+#endif
+
 int mmc_set_dsr(struct mmc *mmc, u16 val)
 {
 	mmc->dsr = val;
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index a556acd5cb..923f846370 100644
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -148,6 +148,9 @@ static int renesas_sdhi_hs400(struct udevice *dev)
 		tmio_sd_writel(priv, priv->tap_set, RENESAS_SDHI_SCC_TAPSET);
 	}
 
+	tmio_sd_writel(priv, hs400 ? 0x704 : 0x300,
+		       RENESAS_SDHI_SCC_DT2FF);
+
 	reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_CKSEL);
 	reg |= RENESAS_SDHI_SCC_CKSEL_DTSEL;
 	tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_CKSEL);
diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c
index 2421915a07..6e656e5a9b 100644
--- a/drivers/mmc/tmio-common.c
+++ b/drivers/mmc/tmio-common.c
@@ -705,10 +705,14 @@ static void tmio_sd_host_init(struct tmio_sd_priv *priv)
 	 * This register dropped backward compatibility at version 0x10.
 	 * Write an appropriate value depending on the IP version.
 	 */
-	if (priv->version >= 0x10)
-		tmio_sd_writel(priv, 0x101, TMIO_SD_HOST_MODE);
-	else
+	if (priv->version >= 0x10) {
+		if (priv->caps & TMIO_SD_CAP_64BIT)
+			tmio_sd_writel(priv, 0x100, TMIO_SD_HOST_MODE);
+		else
+			tmio_sd_writel(priv, 0x101, TMIO_SD_HOST_MODE);
+	} else {
 		tmio_sd_writel(priv, 0x0, TMIO_SD_HOST_MODE);
+	}
 
 	if (priv->caps & TMIO_SD_CAP_DMA_INTERNAL) {
 		tmp = tmio_sd_readl(priv, TMIO_SD_DMA_MODE);