[PATCH v2 2/4] ARM: dts: stm32: add supplies to usbphyc ports on stm32mp157c-ed1

Amelie Delaunay amelie.delaunay at st.com
Tue Apr 24 02:41:43 PDT 2018


USBPHYC ports require 3 supplies: 3v3, 1v1 and 1v8.
This patch adds the corresponding properties to usbphyc ports on
stm32mp157c-ed1 board.

Signed-off-by: Amelie Delaunay <amelie.delaunay at st.com>
---
 arch/arm/boot/dts/stm32mp157c-ed1.dts | 36 +++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts
index 9f90337a..aa52640 100644
--- a/arch/arm/boot/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts
@@ -23,6 +23,30 @@
 	aliases {
 		serial0 = &uart4;
 	};
+
+	reg11: reg11 {
+		compatible = "regulator-fixed";
+		regulator-name = "reg11";
+		regulator-min-microvolt = <1100000>;
+		regulator-max-microvolt = <1100000>;
+		regulator-always-on;
+	};
+
+	reg18: reg18 {
+		compatible = "regulator-fixed";
+		regulator-name = "reg18";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+	};
+
+	vdd_usb: vdd_usb {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd_usb";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
 };
 
 &uart4 {
@@ -30,3 +54,15 @@
 	pinctrl-0 = <&uart4_pins_a>;
 	status = "okay";
 };
+
+&usbphyc_port0 {
+	phy-supply = <&vdd_usb>;
+	vdda1v1-supply = <&reg11>;
+	vdda1v8-supply = <&reg18>;
+};
+
+&usbphyc_port1 {
+	phy-supply = <&vdd_usb>;
+	vdda1v1-supply = <&reg11>;
+	vdda1v8-supply = <&reg18>;
+};
-- 
2.7.4




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