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