From: Patrick Delaunay <patrick.delaunay@st.com>
Date: Fri, 29 Mar 2019 14:42:11 +0000 (+0100)
Subject: phy: usbphyc: Binding update of vdda supply
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=c50151d43f78738d3d9fef4c4f4611e83178dc88;p=u-boot.git

phy: usbphyc: Binding update of vdda supply

Move supply vdda1v1 and vdda1v8 in usbphyc node and
no more in port

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
---

diff --git a/arch/arm/dts/stm32mp157c-ed1.dts b/arch/arm/dts/stm32mp157c-ed1.dts
index 2664c9ce90..0366782fda 100644
--- a/arch/arm/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/dts/stm32mp157c-ed1.dts
@@ -382,18 +382,10 @@
 	status = "okay";
 };
 
-&usbotg_hs {
-	usb33d-supply = <&usb33>;
-};
-
 &usbphyc_port0 {
 	phy-supply = <&vdd_usb>;
-	vdda1v1-supply = <&reg11>;
-	vdda1v8-supply = <&reg18>;
 };
 
 &usbphyc_port1 {
 	phy-supply = <&vdd_usb>;
-	vdda1v1-supply = <&reg11>;
-	vdda1v8-supply = <&reg18>;
 };
diff --git a/arch/arm/dts/stm32mp157c.dtsi b/arch/arm/dts/stm32mp157c.dtsi
index 7eb4bee31c..472637bb55 100644
--- a/arch/arm/dts/stm32mp157c.dtsi
+++ b/arch/arm/dts/stm32mp157c.dtsi
@@ -836,6 +836,7 @@
 			g-np-tx-fifo-size = <32>;
 			g-tx-fifo-size = <128 128 64 64 64 64 32 32>;
 			dr_mode = "otg";
+			usb33d-supply = <&usb33>;
 			status = "disabled";
 		};
 
@@ -1161,6 +1162,8 @@
 			reg = <0x5a006000 0x1000>;
 			clocks = <&rcc USBPHY_K>;
 			resets = <&rcc USBPHY_R>;
+			vdda1v1-supply = <&reg11>;
+			vdda1v8-supply = <&reg18>;
 			status = "disabled";
 
 			usbphyc_port0: usb-phy@0 {
diff --git a/doc/device-tree-bindings/phy/phy-stm32-usbphyc.txt b/doc/device-tree-bindings/phy/phy-stm32-usbphyc.txt
index 725ae71ae6..da98407403 100644
--- a/doc/device-tree-bindings/phy/phy-stm32-usbphyc.txt
+++ b/doc/device-tree-bindings/phy/phy-stm32-usbphyc.txt
@@ -23,6 +23,8 @@ Required properties:
 - compatible: must be "st,stm32mp1-usbphyc"
 - reg: address and length of the usb phy control register set
 - clocks: phandle + clock specifier for the PLL phy clock
+- vdda1v1-supply: phandle to the regulator providing 1V1 power to the PHY
+- vdda1v8-supply: phandle to the regulator providing 1V8 power to the PHY
 - #address-cells: number of address cells for phys sub-nodes, must be <1>
 - #size-cells: number of size cells for phys sub-nodes, must be <0>
 
@@ -40,8 +42,6 @@ Required properties:
 - reg: phy port index
 - phy-supply: phandle to the regulator providing 3V3 power to the PHY,
 	      see phy-bindings.txt in the same directory.
-- vdda1v1-supply: phandle to the regulator providing 1V1 power to the PHY
-- vdda1v8-supply: phandle to the regulator providing 1V8 power to the PHY
 - #phy-cells: see phy-bindings.txt in the same directory, must be <0> for PHY
   port#1 and must be <1> for PHY port#2, to select USB controller
 
diff --git a/drivers/phy/phy-stm32-usbphyc.c b/drivers/phy/phy-stm32-usbphyc.c
index ec5b47c8a4..617c5a0ce0 100644
--- a/drivers/phy/phy-stm32-usbphyc.c
+++ b/drivers/phy/phy-stm32-usbphyc.c
@@ -51,10 +51,10 @@ struct pll_params {
 struct stm32_usbphyc {
 	fdt_addr_t base;
 	struct clk clk;
+	struct udevice *vdda1v1;
+	struct udevice *vdda1v8;
 	struct stm32_usbphyc_phy {
 		struct udevice *vdd;
-		struct udevice *vdda1v1;
-		struct udevice *vdda1v8;
 		bool init;
 		bool powered;
 	} phys[MAX_PHYS];
@@ -212,19 +212,20 @@ static int stm32_usbphyc_phy_power_on(struct phy *phy)
 	int ret;
 
 	pr_debug("%s phy ID = %lu\n", __func__, phy->id);
-	if (usbphyc_phy->vdda1v1) {
-		ret = regulator_set_enable(usbphyc_phy->vdda1v1, true);
+	if (usbphyc->vdda1v1) {
+		ret = regulator_set_enable(usbphyc->vdda1v1, true);
 		if (ret)
 			return ret;
 	}
 
-	if (usbphyc_phy->vdda1v8) {
-		ret = regulator_set_enable(usbphyc_phy->vdda1v8, true);
+	if (usbphyc->vdda1v8) {
+		ret = regulator_set_enable(usbphyc->vdda1v8, true);
 		if (ret)
 			return ret;
 	}
-	if (usbphyc_phy->vdd) {
-		ret = regulator_set_enable(usbphyc_phy->vdd, true);
+
+	if (usbphyc->vdd) {
+		ret = regulator_set_enable(usbphyc->vdd, true);
 		if (ret)
 			return ret;
 	}
@@ -246,20 +247,20 @@ static int stm32_usbphyc_phy_power_off(struct phy *phy)
 	if (stm32_usbphyc_is_powered(usbphyc))
 		return 0;
 
-	if (usbphyc_phy->vdda1v1) {
-		ret = regulator_set_enable(usbphyc_phy->vdda1v1, false);
+	if (usbphyc->vdda1v1) {
+		ret = regulator_set_enable(usbphyc->vdda1v1, false);
 		if (ret)
 			return ret;
 	}
 
-	if (usbphyc_phy->vdda1v8) {
-		ret = regulator_set_enable(usbphyc_phy->vdda1v8, false);
+	if (usbphyc->vdda1v8) {
+		ret = regulator_set_enable(usbphyc->vdda1v8, false);
 		if (ret)
 			return ret;
 	}
 
-	if (usbphyc_phy->vdd) {
-		ret = regulator_set_enable(usbphyc_phy->vdd, false);
+	if (usbphyc->vdd) {
+		ret = regulator_set_enable(usbphyc->vdd, false);
 		if (ret)
 			return ret;
 	}
@@ -351,6 +352,21 @@ static int stm32_usbphyc_probe(struct udevice *dev)
 		reset_deassert(&reset);
 	}
 
+	/* get usbphyc regulator */
+	ret = device_get_supply_regulator(dev, "vdda1v1-supply",
+					  &usbphyc->vdda1v1);
+	if (ret) {
+		dev_err(dev, "Can't get vdda1v1-supply regulator\n");
+		return ret;
+	}
+
+	ret = device_get_supply_regulator(dev, "vdda1v8-supply",
+					  &usbphyc->vdda1v8);
+	if (ret) {
+		dev_err(dev, "Can't get vdda1v8-supply regulator\n");
+		return ret;
+	}
+
 	/*
 	 * parse all PHY subnodes in order to populate regulator associated
 	 * to each PHY port
@@ -366,16 +382,6 @@ static int stm32_usbphyc_probe(struct udevice *dev)
 		if (ret)
 			return ret;
 
-		ret = stm32_usbphyc_get_regulator(dev, node, "vdda1v1-supply",
-						  &usbphyc_phy->vdda1v1);
-		if (ret)
-			return ret;
-
-		ret = stm32_usbphyc_get_regulator(dev, node, "vdda1v8-supply",
-						  &usbphyc_phy->vdda1v8);
-		if (ret)
-			return ret;
-
 		node = dev_read_next_subnode(node);
 	}