linux-kernel - [PATCH v2 1/4] ARM: dts: stm32: add USBPHYC support to stm32mp157c

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Date:   Tue, 24 Apr 2018 11:41:42 +0200
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>,
        Arnd Bergmann <arnd@...db.de>,
        Kishon Vijay Abraham I <kishon@...com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Amelie Delaunay <amelie.delaunay@...com>
Subject: [PATCH v2 1/4] ARM: dts: stm32: add USBPHYC support to stm32mp157c

Add support for USBPHYC (USB PHY Controller) to STM32MP157C SoC.
It manages two usb2 ports.

Signed-off-by: Amelie Delaunay <amelie.delaunay@...com>
---
 arch/arm/boot/dts/stm32mp157c.dtsi | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index bc3eddc..547b18e 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -5,6 +5,7 @@
  */
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/stm32mp1-clks.h>
+#include <dt-bindings/reset/stm32mp1-resets.h>
 
 / {
 	#address-cells = <1>;
@@ -167,6 +168,26 @@
 			#reset-cells = <1>;
 		};
 
+		usbphyc: usbphyc@...06000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "st,stm32mp1-usbphyc";
+			reg = <0x5a006000 0x1000>;
+			clocks = <&rcc USBPHY_K>;
+			resets = <&rcc USBPHY_R>;
+			status = "disabled";
+
+			usbphyc_port0: usb-phy@0 {
+				#phy-cells = <0>;
+				reg = <0>;
+			};
+
+			usbphyc_port1: usb-phy@1 {
+				#phy-cells = <1>;
+				reg = <1>;
+			};
+		};
+
 		usart1: serial@...00000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x5c000000 0x400>;
-- 
2.7.4