imx6: wandboard: convert to DM_PMIC

Enable DM_PMIC_PFUZE100 driver and add PMIC description to DTS.
Rework power_init_board() code.

Signed-off-by: Anatolij Gustschin <agust@denx.de>

4 files changed, 125 insertions, 22 deletions

diff --git a/arch/arm/dts/imx6qdl-wandboard.dtsi b/arch/arm/dts/imx6qdl-wandboard.dtsi
index 381bf61..4d03d49 100644
--- a/arch/arm/dts/imx6qdl-wandboard.dtsi
+++ b/arch/arm/dts/imx6qdl-wandboard.dtsi
@@ -90,6 +90,107 @@
 		VDDIO-supply = <&reg_3p3v>;
 		lrclk-strength = <3>;
 	};
+
+	pmic: pfuze100@8 {
+		compatible = "fsl,pfuze100";
+		reg = <0x08>;
+
+		regulators {
+			sw1a_reg: sw1ab {
+				regulator-min-microvolt = <300000>;
+				regulator-max-microvolt = <1875000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <6250>;
+			};
+
+			sw1c_reg: sw1c {
+				regulator-min-microvolt = <300000>;
+				regulator-max-microvolt = <1875000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <6250>;
+			};
+
+			sw2_reg: sw2 {
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <6250>;
+			};
+
+			sw3a_reg: sw3a {
+				regulator-min-microvolt = <400000>;
+				regulator-max-microvolt = <1975000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			sw3b_reg: sw3b {
+				regulator-min-microvolt = <400000>;
+				regulator-max-microvolt = <1975000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			sw4_reg: sw4 {
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			swbst_reg: swbst {
+				regulator-min-microvolt = <5000000>;
+				regulator-max-microvolt = <5150000>;
+			};
+
+			snvs_reg: vsnvs {
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <3000000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			vref_reg: vrefddr {
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			vgen1_reg: vgen1 {
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1550000>;
+			};
+
+			vgen2_reg: vgen2 {
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1550000>;
+			};
+
+			vgen3_reg: vgen3 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+			};
+
+			vgen4_reg: vgen4 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			vgen5_reg: vgen5 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			vgen6_reg: vgen6 {
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+		};
+	};
 };
 
 &iomuxc {
diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c
index e0d5769..23589df 100644
--- a/board/wandboard/wandboard.c
+++ b/board/wandboard/wandboard.c
@@ -453,24 +453,30 @@ int board_early_init_f(void)
 
 int power_init_board(void)
 {
-	struct pmic *p;
-	u32 reg;
-
-	/* configure PFUZE100 PMIC */
-	power_pfuze100_init(PMIC_I2C_BUS);
-	p = pmic_get("PFUZE100");
-	if (p && !pmic_probe(p)) {
-		pmic_reg_read(p, PFUZE100_DEVICEID, &reg);
-		printf("PMIC:  PFUZE100 ID=0x%02x\n", reg);
-		with_pmic = true;
-
-		/* Set VGEN2 to 1.5V and enable */
-		pmic_reg_read(p, PFUZE100_VGEN2VOL, &reg);
-		reg &= ~(LDO_VOL_MASK);
-		reg |= (LDOA_1_50V | (1 << (LDO_EN)));
-		pmic_reg_write(p, PFUZE100_VGEN2VOL, reg);
+	struct udevice *dev;
+	int reg, ret;
+
+	puts("PMIC:  ");
+
+	ret = pmic_get("pfuze100", &dev);
+	if (ret < 0) {
+		printf("pmic_get() ret %d\n", ret);
+		return 0;
 	}
 
+	reg = pmic_reg_read(dev, PFUZE100_DEVICEID);
+	if (reg < 0) {
+		printf("pmic_reg_read() ret %d\n", reg);
+		return 0;
+	}
+	printf("PMIC:  PFUZE100 ID=0x%02x\n", reg);
+	with_pmic = true;
+
+	/* Set VGEN2 to 1.5V and enable */
+	reg = pmic_reg_read(dev, PFUZE100_VGEN2VOL);
+	reg &= ~(LDO_VOL_MASK);
+	reg |= (LDOA_1_50V | (1 << (LDO_EN)));
+	pmic_reg_write(dev, PFUZE100_VGEN2VOL, reg);
 	return 0;
 }
 
diff --git a/configs/wandboard_defconfig b/configs/wandboard_defconfig
index c4018cc..63f2639 100644
--- a/configs/wandboard_defconfig
+++ b/configs/wandboard_defconfig
@@ -44,6 +44,8 @@ CONFIG_PHYLIB=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX6=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
 CONFIG_DM_THERMAL=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
diff --git a/include/configs/wandboard.h b/include/configs/wandboard.h
index 13a9fd2..aeb66ad 100644
--- a/include/configs/wandboard.h
+++ b/include/configs/wandboard.h
@@ -40,12 +40,6 @@
 #define CONFIG_SYS_I2C_MXC_I2C3		/* enable I2C bus 3 */
 #define CONFIG_SYS_I2C_SPEED		100000
 
-/* PMIC */
-#define CONFIG_POWER
-#define CONFIG_POWER_I2C
-#define CONFIG_POWER_PFUZE100
-#define CONFIG_POWER_PFUZE100_I2C_ADDR	0x08
-
 /* MMC Configuration */
 #define CONFIG_SYS_FSL_USDHC_NUM	2
 #define CONFIG_SYS_FSL_ESDHC_ADDR	0