Merge branch 'master' of git://git.denx.de/u-boot-mmc

arch/arm/dts/exynos4210-trats.dts

@@ -19,14 +19,6 @@
 	};
 
 	aliases {
-		i2c0 = "/i2c@13860000";
-		i2c1 = "/i2c@13870000";
-		i2c2 = "/i2c@13880000";
-		i2c3 = "/i2c@13890000";
-		i2c4 = "/i2c@138a0000";
-		i2c5 = "/i2c@138b0000";
-		i2c6 = "/i2c@138c0000";
-		i2c7 = "/i2c@138d0000";
 		serial0 = "/serial@13800000";
 		console = "/serial@13820000";
 		mmc0 = "/sdhci@12510000";
@@ -122,3 +114,145 @@
 		status = "disabled";
 	};
 };
+
+&i2c_5 {
+	clock-frequency = <100000>;
+	status = "okay";
+
+	max8997-pmic@66 {
+		compatible = "maxim,max8997";
+		reg = <0x66 0 0>;
+		voltage-regulators {
+			valive_reg: LDO2 {
+			     regulator-name = "VALIVE_1.1V_C210";
+			     regulator-min-microvolt = <1100000>;
+			     regulator-max-microvolt = <1100000>;
+			     regulator-always-on;
+			};
+
+			vusb_reg: LDO3 {
+			     regulator-name = "VUSB_1.1V_C210";
+			     regulator-min-microvolt = <1100000>;
+			     regulator-max-microvolt = <1100000>;
+			};
+
+			vmipi_reg: LDO4 {
+			     regulator-name = "VMIPI_1.8V";
+			     regulator-min-microvolt = <1800000>;
+			     regulator-max-microvolt = <1800000>;
+			};
+
+			vpda_reg: LDO6 {
+			     regulator-name = "VCC_1.8V_PDA";
+			     regulator-min-microvolt = <1800000>;
+			     regulator-max-microvolt = <1800000>;
+			     regulator-always-on;
+			};
+
+			vcam_reg: LDO7 {
+			     regulator-name = "CAM_ISP_1.8V";
+			     regulator-min-microvolt = <1800000>;
+			     regulator-max-microvolt = <1800000>;
+			};
+
+			vusbdac_reg: LDO8 {
+			     regulator-name = "VUSB+VDAC_3.3V_C210";
+			     regulator-min-microvolt = <3300000>;
+			     regulator-max-microvolt = <3300000>;
+			};
+
+			vccpda_reg: LDO9 {
+			     regulator-name = "VCC_2.8V_PDA";
+			     regulator-min-microvolt = <2800000>;
+			     regulator-max-microvolt = <2800000>;
+			     regulator-always-on;
+			};
+
+			vpll_reg: LDO10 {
+			     regulator-name = "VPLL_1.1V_C210";
+			     regulator-min-microvolt = <1100000>;
+			     regulator-max-microvolt = <1100000>;
+			     regulator-always-on;
+			};
+
+			vtcam_reg: LDO12 {
+			     regulator-name = "VT_CAM_1.8V";
+			     regulator-min-microvolt = <1800000>;
+			     regulator-max-microvolt = <1800000>;
+			};
+
+			vcclcd_reg: LDO13 {
+			     regulator-name = "VCC_3.3V_LCD";
+			     regulator-min-microvolt = <3300000>;
+			     regulator-max-microvolt = <3300000>;
+			};
+
+			vlcd_reg: LDO15 {
+			     regulator-name = "VLCD_2.2V";
+			     regulator-min-microvolt = <2200000>;
+			     regulator-max-microvolt = <2200000>;
+			};
+
+			camsensor_reg: LDO16 {
+			     regulator-name = "CAM_SENSOR_IO_1.8V";
+			     regulator-min-microvolt = <1800000>;
+			     regulator-max-microvolt = <1800000>;
+			};
+
+			vddq_reg: LDO21 {
+			     regulator-name = "VDDQ_M1M2_1.2V";
+			     regulator-min-microvolt = <1200000>;
+			     regulator-max-microvolt = <1200000>;
+			     regulator-always-on;
+			};
+
+			varm_breg: BUCK1 {
+			     /*
+			      * HACK: The real name is VARM_1.2V_C210,
+			      * but exynos-cpufreq does not support
+			      * DT-based regulator lookup yet.
+			      */
+			     regulator-name = "vdd_arm";
+			     regulator-min-microvolt = <900000>;
+			     regulator-max-microvolt = <1350000>;
+			     regulator-always-on;
+			};
+
+			vint_breg: BUCK2 {
+			     regulator-name = "VINT_1.1V_C210";
+			     regulator-min-microvolt = <900000>;
+			     regulator-max-microvolt = <1100000>;
+			     regulator-always-on;
+			};
+
+			camisp_breg: BUCK4 {
+			     regulator-name = "CAM_ISP_CORE_1.2V";
+			     regulator-min-microvolt = <1200000>;
+			     regulator-max-microvolt = <1200000>;
+			};
+
+			vmem_breg: BUCK5 {
+			     regulator-name = "VMEM_1.2V_C210";
+			     regulator-min-microvolt = <1200000>;
+			     regulator-max-microvolt = <1200000>;
+			     regulator-always-on;
+			};
+
+			vccsub_breg: BUCK7 {
+			     regulator-name = "VCC_SUB_2.0V";
+			     regulator-min-microvolt = <2000000>;
+			     regulator-max-microvolt = <2000000>;
+			     regulator-always-on;
+			};
+
+			safe1_sreg: ESAFEOUT1 {
+			     regulator-name = "SAFEOUT1";
+			};
+
+			safe2_sreg: ESAFEOUT2 {
+			     regulator-name = "SAFEOUT2";
+			     regulator-boot-on;
+			};
+		};
+	};
+};

configs/omap3_logic_defconfig

@@ -34,6 +34,7 @@ CONFIG_CMD_UBI=y
 CONFIG_ISO_PARTITION=y
 CONFIG_EFI_PARTITION=y
 CONFIG_MMC_OMAP_HS=y
+CONFIG_MMC_OMAP36XX_PINS=y
 CONFIG_SYS_NS16550=y
 CONFIG_USB=y
 CONFIG_USB_MUSB_GADGET=y

drivers/mmc/Kconfig

@@ -131,6 +131,18 @@ config MMC_OMAP_HS
 
 	  If unsure, say N.
 
+config MMC_OMAP36XX_PINS
+	bool "Enable MMC1 on OMAP36xx/37xx"
+	depends on OMAP34XX && MMC_OMAP_HS
+	help
+	  This enables extended-drain in the MMC/SD/SDIO1I/O and
+	  GPIO-associated I/O cells (gpio_126, gpio_127, and gpio_129)
+	  specific to the OMAP36xx/37xx using MMC1
+
+	  If you have a controller with this interface, say Y here.
+
+	  If unsure, say N.
+
 config SH_SDHI
 	bool "SuperH/Renesas ARM SoCs on-chip SDHI host controller support"
 	depends on RMOBILE

drivers/mmc/Makefile

@@ -24,7 +24,6 @@ obj-$(CONFIG_MMC_DW_ROCKCHIP)		+= rockchip_dw_mmc.o
 obj-$(CONFIG_MMC_DW_SOCFPGA)		+= socfpga_dw_mmc.o
 obj-$(CONFIG_FSL_ESDHC) += fsl_esdhc.o
 obj-$(CONFIG_FTSDC010) += ftsdc010_mci.o
-obj-$(CONFIG_FTSDC021) += ftsdc021_sdhci.o
 obj-$(CONFIG_GENERIC_MMC) += mmc.o
 ifdef CONFIG_SUPPORT_EMMC_BOOT
 obj-$(CONFIG_GENERIC_MMC) += mmc_boot.o

drivers/mmc/ftsdc021_sdhci.c

@@ -1,34 +0,0 @@
-/*
- * (C) Copyright 2013 Faraday Technology
- * Kuo-Jung Su <dantesu@faraday-tech.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <sdhci.h>
-
-#ifndef CONFIG_FTSDC021_CLOCK
-#define CONFIG_FTSDC021_CLOCK   clk_get_rate("MMC")
-#endif
-
-int ftsdc021_sdhci_init(u32 regbase)
-{
-	struct sdhci_host *host = NULL;
-	uint32_t freq = CONFIG_FTSDC021_CLOCK;
-
-	host = calloc(1, sizeof(struct sdhci_host));
-	if (!host) {
-		puts("sdh_host malloc fail!\n");
-		return -ENOMEM;
-	}
-
-	host->name = "FTSDC021";
-	host->ioaddr = (void __iomem *)regbase;
-	host->quirks = 0;
-	host->max_clk = freq;
-	add_sdhci(host, 0, 0);
-
-	return 0;
-}

drivers/mmc/mmc-uclass.c

@@ -13,6 +13,8 @@
 #include <dm/root.h>
 #include "mmc_private.h"
 
+DECLARE_GLOBAL_DATA_PTR;
+
 #ifdef CONFIG_DM_MMC_OPS
 int dm_mmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
 		    struct mmc_data *data)
@@ -192,10 +194,15 @@ int mmc_bind(struct udevice *dev, struct mmc *mmc, const struct mmc_config *cfg)
 {
 	struct blk_desc *bdesc;
 	struct udevice *bdev;
-	int ret;
+	int ret, devnum = -1;
 
-	ret = blk_create_devicef(dev, "mmc_blk", "blk", IF_TYPE_MMC, -1, 512,
+#ifndef CONFIG_SPL_BUILD
-				 0, &bdev);
+	/* Use the fixed index with aliase node's index */
+	fdtdec_get_alias_seq(gd->fdt_blob, "mmc", dev->of_offset, &devnum);
+#endif
+
+	ret = blk_create_devicef(dev, "mmc_blk", "blk", IF_TYPE_MMC,
+			devnum, 512, 0, &bdev);
 	if (ret) {
 		debug("Cannot create block device\n");
 		return ret;
@@ -247,6 +254,17 @@ static int mmc_select_hwpart(struct udevice *bdev, int hwpart)
 	return mmc_switch_part(mmc, hwpart);
 }
 
+static int mmc_blk_probe(struct udevice *dev)
+{
+	struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+	int dev_num = block_dev->devnum;
+	struct mmc *mmc = find_mmc_device(dev_num);
+
+	if (!mmc)
+		return -ENODEV;
+	return mmc_init(mmc);
+}
+
 static const struct blk_ops mmc_blk_ops = {
 	.read	= mmc_bread,
 #ifndef CONFIG_SPL_BUILD
@@ -260,6 +278,7 @@ U_BOOT_DRIVER(mmc_blk) = {
 	.name		= "mmc_blk",
 	.id		= UCLASS_BLK,
 	.ops		= &mmc_blk_ops,
+	.probe		= mmc_blk_probe,
 };
 #endif /* CONFIG_BLK */
 

drivers/mmc/omap_hsmmc.c

@@ -38,6 +38,7 @@
 #include <asm/arch/sys_proto.h>
 #endif
 #include <dm.h>
+#include <asm/arch-omap3/mux.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -102,12 +103,22 @@ static unsigned char mmc_board_init(struct mmc *mmc)
 	t2_t *t2_base = (t2_t *)T2_BASE;
 	struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
 	u32 pbias_lite;
+#ifdef CONFIG_MMC_OMAP36XX_PINS
+	u32 wkup_ctrl = readl(OMAP34XX_CTRL_WKUP_CTRL);
+#endif
 
 	pbias_lite = readl(&t2_base->pbias_lite);
 	pbias_lite &= ~(PBIASLITEPWRDNZ1 | PBIASLITEPWRDNZ0);
 #ifdef CONFIG_TARGET_OMAP3_CAIRO
 	/* for cairo board, we need to set up 1.8 Volt bias level on MMC1 */
 	pbias_lite &= ~PBIASLITEVMODE0;
+#endif
+#ifdef CONFIG_MMC_OMAP36XX_PINS
+	if (get_cpu_family() == CPU_OMAP36XX) {
+		/* Disable extended drain IO before changing PBIAS */
+		wkup_ctrl &= ~OMAP34XX_CTRL_WKUP_CTRL_GPIO_IO_PWRDNZ;
+		writel(wkup_ctrl, OMAP34XX_CTRL_WKUP_CTRL);
+	}
 #endif
 	writel(pbias_lite, &t2_base->pbias_lite);
 
@@ -115,6 +126,13 @@ static unsigned char mmc_board_init(struct mmc *mmc)
 		PBIASSPEEDCTRL0 | PBIASLITEPWRDNZ0,
 		&t2_base->pbias_lite);
 
+#ifdef CONFIG_MMC_OMAP36XX_PINS
+	if (get_cpu_family() == CPU_OMAP36XX)
+		/* Enable extended drain IO after changing PBIAS */
+		writel(wkup_ctrl |
+				OMAP34XX_CTRL_WKUP_CTRL_GPIO_IO_PWRDNZ,
+				OMAP34XX_CTRL_WKUP_CTRL);
+#endif
 	writel(readl(&t2_base->devconf0) | MMCSDIO1ADPCLKISEL,
 		&t2_base->devconf0);
 

drivers/power/pmic/Kconfig

@@ -61,6 +61,21 @@ config DM_PMIC_MAX8998
 	This config enables implementation of driver-model pmic uclass features
 	for PMIC MAX8998. The driver implements read/write operations.
 
+config PMIC_MAX8997
+	bool "Enable Driver Model for PMIC MAX8997"
+	depends on DM_PMIC
+	---help---
+	This config enables implementation of driver-model pmic uclass features
+	for PMIC MAX8997. The driver implements read/write operations.
+	This is a Power Management IC with RTC, Fuel Gauge, MUIC control on Chip.
+	- 21x LDOs
+	- 12x GPIOs
+	- Haptic Motor driver
+	- RTC with two alarms
+	- Fueal Gauge and One backup battery charger
+	- MUIC
+	- Others
+
 config PMIC_PM8916
 	bool "Enable Driver Model for Qualcomm PM8916 PMIC"
 	depends on DM_PMIC

drivers/power/pmic/Makefile

@@ -12,6 +12,7 @@ obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o
 obj-$(CONFIG_PMIC_S2MPS11) += s2mps11.o
 obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o
 obj-$(CONFIG_PMIC_ACT8846) += act8846.o
+obj-$(CONFIG_PMIC_MAX8997) += max8997.o
 obj-$(CONFIG_PMIC_PM8916) += pm8916.o
 obj-$(CONFIG_PMIC_RK808) += rk808.o
 obj-$(CONFIG_PMIC_RN5T567) += rn5t567.o

drivers/power/pmic/max8997.c

@@ -0,0 +1,61 @@
+/*
+ *  Copyright (C) 2016 Samsung Electronics
+ *  Jaehoon Chung <jh80.chung@samsung.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <i2c.h>
+#include <power/pmic.h>
+#include <power/max8997_pmic.h>
+#include <errno.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static int max8997_reg_count(struct udevice *dev)
+{
+	return PMIC_NUM_OF_REGS;
+}
+
+static int max8997_write(struct udevice *dev, uint reg, const uint8_t *buff,
+		int len)
+{
+	int ret;
+
+	ret = dm_i2c_write(dev, reg, buff, len);
+	if (ret)
+		error("write error to device: %p register: %#x!", dev, reg);
+
+	return ret;
+}
+
+static int max8997_read(struct udevice *dev, uint reg, uint8_t *buff, int len)
+{
+	int ret;
+
+	ret = dm_i2c_read(dev, reg, buff, len);
+	if (ret)
+		error("read error from device: %p register: %#x!", dev, reg);
+
+	return ret;
+}
+
+static struct dm_pmic_ops max8997_ops = {
+	.reg_count = max8997_reg_count,
+	.read	= max8997_read,
+	.write	= max8997_write,
+};
+
+static const struct udevice_id max8997_ids[] = {
+	{ .compatible = "maxim,max8997" },
+	{ },
+};
+
+U_BOOT_DRIVER(pmic_max8997) = {
+	.name		= "max8997_pmic",
+	.id		= UCLASS_PMIC,
+	.of_match	= max8997_ids,
+	.ops		= &max8997_ops,
+};

drivers/power/pmic/max8998.c

@@ -7,10 +7,10 @@
 
 #include <common.h>
 #include <dm.h>
+#include <errno.h>
 #include <i2c.h>
 #include <power/pmic.h>
 #include <power/max8998_pmic.h>
-#include <errno.h>
 
 DECLARE_GLOBAL_DATA_PTR;