Thread (11 messages) 11 messages, 4 authors, 2016-08-08
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[PATCH v4 6/6] ARM: dts: imx6qdl-udoo.dtsi: fix onboard USB HUB property

From: Peter Chen <hidden>
Date: 2016-08-02 04:11:54
Also in: linux-arm-kernel, linux-pm, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

The current dts describes USB HUB's property at USB controller's
entry, it is improper. The USB HUB should be the child node
under USB controller, and power sequence properties are under
it.

Signed-off-by: Peter Chen <redacted>
---
 arch/arm/boot/dts/imx6qdl-udoo.dtsi | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)
diff --git a/arch/arm/boot/dts/imx6qdl-udoo.dtsi b/arch/arm/boot/dts/imx6qdl-udoo.dtsi
index 3bee2f9..f29a72c2f 100644
--- a/arch/arm/boot/dts/imx6qdl-udoo.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-udoo.dtsi
@@ -9,6 +9,8 @@
  *
  */
 
+#include <dt-bindings/gpio/gpio.h>
+
 / {
 	aliases {
 		backlight = &backlight;
@@ -58,17 +60,6 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		reg_usb_h1_vbus: regulator@0 {
-			compatible = "regulator-fixed";
-			reg = <0>;
-			regulator-name = "usb_h1_vbus";
-			regulator-min-microvolt = <5000000>;
-			regulator-max-microvolt = <5000000>;
-			enable-active-high;
-			startup-delay-us = <2>; /* USB2415 requires a POR of 1 us minimum */
-			gpio = <&gpio7 12 0>;
-		};
-
 		reg_panel: regulator@1 {
 			compatible = "regulator-fixed";
 			reg = <1>;
@@ -259,9 +250,18 @@
 &usbh1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_usbh>;
-	vbus-supply = <&reg_usb_h1_vbus>;
-	clocks = <&clks IMX6QDL_CLK_CKO>;
 	status = "okay";
+
+	#address-cells = <1>;
+	#size-cells = <0>;
+	usb2415: hub@1 {
+		compatible = "usb424,2514";
+		reg = <1>;
+
+		clocks = <&clks IMX6QDL_CLK_CKO>;
+		reset-gpios = <&gpio7 12 GPIO_ACTIVE_LOW>;
+		reset-duration-us = <3000>;
+	};
 };
 
 &usdhc3 {
-- 
1.9.1
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