5 files changed, 41 insertions, 42 deletions

diff --git a/drivers/mmc/atmel_sdhci.c b/drivers/mmc/atmel_sdhci.c
index 20bba1a279..6654b54278 100644
--- a/drivers/mmc/atmel_sdhci.c
+++ b/drivers/mmc/atmel_sdhci.c
@@ -50,29 +50,6 @@ struct atmel_sdhci_plat {
 	struct mmc mmc;
 };
 
-static int atmel_sdhci_get_clk(struct udevice *dev, int index, struct clk *clk)
-{
-	struct udevice *dev_clk;
-	int periph, ret;
-
-	ret = clk_get_by_index(dev, index, clk);
-	if (ret)
-		return ret;
-
-	periph = fdtdec_get_uint(gd->fdt_blob, clk->dev->of_offset, "reg", -1);
-	if (periph < 0)
-		return -EINVAL;
-
-	dev_clk = dev_get_parent(clk->dev);
-	ret = clk_request(dev_clk, clk);
-	if (ret)
-		return ret;
-
-	clk->id = periph;
-
-	return 0;
-}
-
 static int atmel_sdhci_probe(struct udevice *dev)
 {
 	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
@@ -85,7 +62,7 @@ static int atmel_sdhci_probe(struct udevice *dev)
 	struct clk clk;
 	int ret;
 
-	ret = atmel_sdhci_get_clk(dev, 0, &clk);
+	ret = clk_get_by_index(dev, 0, &clk);
 	if (ret)
 		return ret;
 
@@ -106,7 +83,7 @@ static int atmel_sdhci_probe(struct udevice *dev)
 	clk_mul = (caps_1 & SDHCI_CLOCK_MUL_MASK) >> SDHCI_CLOCK_MUL_SHIFT;
 	gck_rate = clk_base * 1000000 * (clk_mul + 1);
 
-	ret = atmel_sdhci_get_clk(dev, 1, &clk);
+	ret = clk_get_by_index(dev, 1, &clk);
 	if (ret)
 		return ret;
 
diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index 77424cdcea..2fe5d61e26 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -116,13 +116,7 @@ int get_mmc_num(void)
 
 int mmc_get_next_devnum(void)
 {
-	int ret;
-
-	ret = blk_find_max_devnum(IF_TYPE_MMC);
-	if (ret < 0)
-		return ret;
-
-	return ret;
+	return blk_find_max_devnum(IF_TYPE_MMC);
 }
 
 struct blk_desc *mmc_get_blk_desc(struct mmc *mmc)
@@ -243,7 +237,6 @@ static int mmc_select_hwpart(struct udevice *bdev, int hwpart)
 	struct udevice *mmc_dev = dev_get_parent(bdev);
 	struct mmc *mmc = mmc_get_mmc_dev(mmc_dev);
 	struct blk_desc *desc = dev_get_uclass_platdata(bdev);
-	int ret;
 
 	if (desc->hwpart == hwpart)
 		return 0;
@@ -251,11 +244,7 @@ static int mmc_select_hwpart(struct udevice *bdev, int hwpart)
 	if (mmc->part_config == MMCPART_NOAVAILABLE)
 		return -EMEDIUMTYPE;
 
-	ret = mmc_switch_part(mmc, hwpart);
-	if (ret)
-		return ret;
-
-	return 0;
+	return mmc_switch_part(mmc, hwpart);
 }
 
 static const struct blk_ops mmc_blk_ops = {
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 0312da91af..4380c7c195 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -15,6 +15,7 @@
 #include <errno.h>
 #include <mmc.h>
 #include <part.h>
+#include <power/regulator.h>
 #include <malloc.h>
 #include <memalign.h>
 #include <linux/list.h>
@@ -1582,6 +1583,31 @@ __weak void board_mmc_power_init(void)
 {
 }
 
+static int mmc_power_init(struct mmc *mmc)
+{
+	board_mmc_power_init();
+
+#if defined(CONFIG_DM_MMC) && defined(CONFIG_DM_REGULATOR) && \
+	!defined(CONFIG_SPL_BUILD)
+	struct udevice *vmmc_supply;
+	int ret;
+
+	ret = device_get_supply_regulator(mmc->dev, "vmmc-supply",
+					  &vmmc_supply);
+	if (ret) {
+		debug("%s: No vmmc supply\n", mmc->dev->name);
+		return 0;
+	}
+
+	ret = regulator_set_enable(vmmc_supply, true);
+	if (ret) {
+		puts("Error enabling VMMC supply\n");
+		return ret;
+	}
+#endif
+	return 0;
+}
+
 int mmc_start_init(struct mmc *mmc)
 {
 	bool no_card;
@@ -1606,7 +1632,9 @@ int mmc_start_init(struct mmc *mmc)
 #ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
 	mmc_adapter_card_type_ident();
 #endif
-	board_mmc_power_init();
+	err = mmc_power_init(mmc);
+	if (err)
+		return err;
 
 #ifdef CONFIG_DM_MMC_OPS
 	/* The device has already been probed ready for use */
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index 837c53842b..766e9eef84 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -242,6 +242,7 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
 
 	sdhci_writel(host, cmd->cmdarg, SDHCI_ARGUMENT);
 #ifdef CONFIG_MMC_SDMA
+	trans_bytes = ALIGN(trans_bytes, CONFIG_SYS_CACHELINE_SIZE);
 	flush_cache(start_addr, trans_bytes);
 #endif
 	sdhci_writew(host, SDHCI_MAKE_CMD(cmd->cmdidx, flags), SDHCI_COMMAND);
@@ -607,9 +608,11 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host,
 	 * In case of Host Controller v3.00, find out whether clock
 	 * multiplier is supported.
 	 */
-	caps_1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
-	host->clk_mul = (caps_1 & SDHCI_CLOCK_MUL_MASK) >>
-			SDHCI_CLOCK_MUL_SHIFT;
+	if (SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300) {
+		caps_1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
+		host->clk_mul = (caps_1 & SDHCI_CLOCK_MUL_MASK) >>
+				SDHCI_CLOCK_MUL_SHIFT;
+	}
 
 	return 0;
 }
diff --git a/drivers/mmc/socfpga_dw_mmc.c b/drivers/mmc/socfpga_dw_mmc.c
index 5a3a4ff403..0a22e58295 100644
--- a/drivers/mmc/socfpga_dw_mmc.c
+++ b/drivers/mmc/socfpga_dw_mmc.c
@@ -151,7 +151,9 @@ U_BOOT_DRIVER(socfpga_dwmmc_drv) = {
 	.id		= UCLASS_MMC,
 	.of_match	= socfpga_dwmmc_ids,
 	.ofdata_to_platdata = socfpga_dwmmc_ofdata_to_platdata,
+	.ops		= &dm_dwmci_ops,
 	.bind		= socfpga_dwmmc_bind,
 	.probe		= socfpga_dwmmc_probe,
 	.priv_auto_alloc_size = sizeof(struct dwmci_socfpga_priv_data),
+	.platdata_auto_alloc_size = sizeof(struct socfpga_dwmci_plat),
 };