Merge tag '2020-01-20-ti-2020.04' of https://gitlab.denx.de/u-boot/custodians/u-boot-ti

K3 J721E:
* DMA support.
* MMC and ADMA support.
* EEPROM support.
* J721e High Security EVM support.
* USB DT nodes

K3 AM654:
* Fixed boot due to pmic probe error.
* USB support and DT nodes.
* ADMA support

DRA7xx/AM57xx:
* BBAI board support
* Clean up of net platform code under board/ti

AM33/AM43/Davinci:
* Reduce SPL size for omap3 boards.
* SPL DT support for da850-lcdk
* PLL divider fix for AM335x

1 files changed, 99 insertions, 30 deletions

diff --git a/drivers/mmc/am654_sdhci.c b/drivers/mmc/am654_sdhci.c
index 7cd5516..41a9083 100644
--- a/drivers/mmc/am654_sdhci.c
+++ b/drivers/mmc/am654_sdhci.c
@@ -36,11 +36,14 @@
 #define OTAPDLYSEL_SHIFT	12
 #define OTAPDLYSEL_MASK		GENMASK(15, 12)
 #define STRBSEL_SHIFT		24
-#define STRBSEL_MASK		GENMASK(27, 24)
+#define STRBSEL_4BIT_MASK	GENMASK(27, 24)
+#define STRBSEL_8BIT_MASK	GENMASK(31, 24)
 #define SEL50_SHIFT		8
 #define SEL50_MASK		BIT(SEL50_SHIFT)
 #define SEL100_SHIFT		9
 #define SEL100_MASK		BIT(SEL100_SHIFT)
+#define FREQSEL_SHIFT		8
+#define FREQSEL_MASK		GENMASK(10, 8)
 #define DLL_TRIM_ICP_SHIFT	4
 #define DLL_TRIM_ICP_MASK	GENMASK(7, 4)
 #define DR_TY_SHIFT		20
@@ -72,11 +75,20 @@ struct am654_sdhci_plat {
 	u32 otap_del_sel;
 	u32 trm_icp;
 	u32 drv_strength;
+	u32 strb_sel;
 	u32 flags;
 #define DLL_PRESENT	(1 << 0)
+#define IOMUX_PRESENT	(1 << 1)
+#define FREQSEL_2_BIT	(1 << 2)
+#define STRBSEL_4_BIT	(1 << 3)
 	bool dll_on;
 };
 
+struct am654_driver_data {
+	const struct sdhci_ops *ops;
+	u32 flags;
+};
+
 static void am654_sdhci_set_control_reg(struct sdhci_host *host)
 {
 	struct mmc *mmc = (struct mmc *)host->mmc;
@@ -97,7 +109,7 @@ static int am654_sdhci_set_ios_post(struct sdhci_host *host)
 	struct udevice *dev = host->mmc->dev;
 	struct am654_sdhci_plat *plat = dev_get_platdata(dev);
 	unsigned int speed = host->mmc->clock;
-	int sel50, sel100;
+	int sel50, sel100, freqsel;
 	u32 mask, val;
 	int ret;
 
@@ -121,25 +133,49 @@ static int am654_sdhci_set_ios_post(struct sdhci_host *host)
 		mask = OTAPDLYENA_MASK | OTAPDLYSEL_MASK;
 		val = (1 << OTAPDLYENA_SHIFT) |
 		      (plat->otap_del_sel << OTAPDLYSEL_SHIFT);
-		regmap_update_bits(plat->base, PHY_CTRL4, mask, val);
-		switch (speed) {
-		case 200000000:
-			sel50 = 0;
-			sel100 = 0;
-			break;
-		case 100000000:
-			sel50 = 0;
-			sel100 = 1;
-			break;
-		default:
-			sel50 = 1;
-			sel100 = 0;
+
+		/* Write to STRBSEL for HS400 speed mode */
+		if (host->mmc->selected_mode == MMC_HS_400) {
+			if (plat->flags & STRBSEL_4_BIT)
+				mask |= STRBSEL_4BIT_MASK;
+			else
+				mask |= STRBSEL_8BIT_MASK;
+
+			val |= plat->strb_sel << STRBSEL_SHIFT;
 		}
 
-		/* Configure PHY DLL frequency */
-		mask = SEL50_MASK | SEL100_MASK;
-		val = (sel50 << SEL50_SHIFT) | (sel100 << SEL100_SHIFT);
-		regmap_update_bits(plat->base, PHY_CTRL5, mask, val);
+		regmap_update_bits(plat->base, PHY_CTRL4, mask, val);
+
+		if (plat->flags & FREQSEL_2_BIT) {
+			switch (speed) {
+			case 200000000:
+				sel50 = 0;
+				sel100 = 0;
+				break;
+			case 100000000:
+				sel50 = 0;
+				sel100 = 1;
+				break;
+			default:
+				sel50 = 1;
+				sel100 = 0;
+			}
+
+			/* Configure PHY DLL frequency */
+			mask = SEL50_MASK | SEL100_MASK;
+			val = (sel50 << SEL50_SHIFT) | (sel100 << SEL100_SHIFT);
+			regmap_update_bits(plat->base, PHY_CTRL5, mask, val);
+		} else {
+			switch (speed) {
+			case 200000000:
+				freqsel = 0x0;
+				break;
+			default:
+				freqsel = 0x4;
+			}
+			regmap_update_bits(plat->base, PHY_CTRL5, FREQSEL_MASK,
+					   freqsel << FREQSEL_SHIFT);
+		}
 
 		/* Enable DLL */
 		regmap_update_bits(plat->base, PHY_CTRL1, ENDLL_MASK,
@@ -164,8 +200,37 @@ const struct sdhci_ops am654_sdhci_ops = {
 	.set_control_reg	= &am654_sdhci_set_control_reg,
 };
 
+const struct am654_driver_data am654_drv_data = {
+	.ops = &am654_sdhci_ops,
+	.flags = IOMUX_PRESENT | FREQSEL_2_BIT | DLL_PRESENT | STRBSEL_4_BIT,
+};
+
+const struct am654_driver_data j721e_8bit_drv_data = {
+	.ops = &am654_sdhci_ops,
+	.flags = DLL_PRESENT,
+};
+
+static int j721e_4bit_sdhci_set_ios_post(struct sdhci_host *host)
+{
+	struct udevice *dev = host->mmc->dev;
+	struct am654_sdhci_plat *plat = dev_get_platdata(dev);
+	u32 mask, val;
+
+	mask = OTAPDLYENA_MASK | OTAPDLYSEL_MASK;
+	val = (1 << OTAPDLYENA_SHIFT) |
+	      (plat->otap_del_sel << OTAPDLYSEL_SHIFT);
+	regmap_update_bits(plat->base, PHY_CTRL4, mask, val);
+
+	return 0;
+}
+
 const struct sdhci_ops j721e_4bit_sdhci_ops = {
-	.set_control_reg	= &am654_sdhci_set_control_reg,
+	.set_ios_post		= &j721e_4bit_sdhci_set_ios_post,
+};
+
+const struct am654_driver_data j721e_4bit_drv_data = {
+	.ops = &j721e_4bit_sdhci_ops,
+	.flags = IOMUX_PRESENT,
 };
 
 int am654_sdhci_init(struct am654_sdhci_plat *plat)
@@ -202,7 +267,8 @@ int am654_sdhci_init(struct am654_sdhci_plat *plat)
 	}
 
 	/* Enable pins by setting IO mux to 0 */
-	regmap_update_bits(plat->base, PHY_CTRL1, IOMUX_ENABLE_MASK, 0);
+	if (plat->flags & IOMUX_PRESENT)
+		regmap_update_bits(plat->base, PHY_CTRL1, IOMUX_ENABLE_MASK, 0);
 
 	/* Set slot type based on SD or eMMC */
 	if (plat->non_removable)
@@ -215,6 +281,8 @@ int am654_sdhci_init(struct am654_sdhci_plat *plat)
 
 static int am654_sdhci_probe(struct udevice *dev)
 {
+	struct am654_driver_data *drv_data =
+			(struct am654_driver_data *)dev_get_driver_data(dev);
 	struct am654_sdhci_plat *plat = dev_get_platdata(dev);
 	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
 	struct sdhci_host *host = dev_get_priv(dev);
@@ -223,7 +291,7 @@ static int am654_sdhci_probe(struct udevice *dev)
 	unsigned long clock;
 	int ret;
 
-	ret = clk_get_by_index(dev, 0, &clk);
+	ret = clk_get_by_name(dev, "clk_xin", &clk);
 	if (ret) {
 		dev_err(dev, "failed to get clock\n");
 		return ret;
@@ -242,7 +310,8 @@ static int am654_sdhci_probe(struct udevice *dev)
 			      AM654_SDHCI_MIN_FREQ);
 	if (ret)
 		return ret;
-	host->ops = (struct sdhci_ops *)dev_get_driver_data(dev);
+
+	host->ops = drv_data->ops;
 	host->mmc->priv = host;
 	upriv->mmc = host->mmc;
 
@@ -265,10 +334,6 @@ static int am654_sdhci_ofdata_to_platdata(struct udevice *dev)
 	host->ioaddr = (void *)dev_read_addr(dev);
 	plat->non_removable = dev_read_bool(dev, "non-removable");
 
-	if (device_is_compatible(dev, "ti,am654-sdhci-5.1") ||
-	    device_is_compatible(dev, "ti,j721e-sdhci-8bit"))
-		plat->flags |= DLL_PRESENT;
-
 	ret = dev_read_u32(dev, "ti,otap-del-sel", &plat->otap_del_sel);
 	if (ret)
 		return ret;
@@ -314,23 +379,27 @@ static int am654_sdhci_ofdata_to_platdata(struct udevice *dev)
 
 static int am654_sdhci_bind(struct udevice *dev)
 {
+	struct am654_driver_data *drv_data =
+			(struct am654_driver_data *)dev_get_driver_data(dev);
 	struct am654_sdhci_plat *plat = dev_get_platdata(dev);
 
+	plat->flags = drv_data->flags;
+
 	return sdhci_bind(dev, &plat->mmc, &plat->cfg);
 }
 
 static const struct udevice_id am654_sdhci_ids[] = {
 	{
 		.compatible = "ti,am654-sdhci-5.1",
-		.data = (ulong)&am654_sdhci_ops,
+		.data = (ulong)&am654_drv_data,
 	},
 	{
 		.compatible = "ti,j721e-sdhci-8bit",
-		.data = (ulong)&am654_sdhci_ops,
+		.data = (ulong)&j721e_8bit_drv_data,
 	},
 	{
 		.compatible = "ti,j721e-sdhci-4bit",
-		.data = (ulong)&j721e_4bit_sdhci_ops,
+		.data = (ulong)&j721e_4bit_drv_data,
 	},
 	{ }
 };