linux-kernel - [PATCH 2/5] ARM: dts: stm32: enable USBPHYC on stm32mp157a-dk1

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Date:   Thu, 21 Nov 2019 17:12:38 +0100
From:   Amelie Delaunay <amelie.delaunay@...com>
To:     Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>
CC:     <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Amelie Delaunay <amelie.delaunay@...com>
Subject: [PATCH 2/5] ARM: dts: stm32: enable USBPHYC on stm32mp157a-dk1

This patch enables USBPHYC (USB PHY Controller on stm32mp157a-dk1.
This enables the two usbphyc usb2 ports, which require 3 supplies:
3v3, 1v1 and 1v8.

Signed-off-by: Amelie Delaunay <amelie.delaunay@...com>
---
 arch/arm/boot/dts/stm32mp157a-dk1.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 2f9f8cf94b02..2914109db26d 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -605,6 +605,22 @@
 	status = "okay";
 };
 
+&usbphyc {
+	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>;
+};
+
 &vrefbuf {
 	regulator-min-microvolt = <2500000>;
 	regulator-max-microvolt = <2500000>;
-- 
2.17.1