diff mbox series

[v1,04/11] arm64: dts: amlogic: Used onboard usb hub reset on odroid n2

Message ID 20221228100321.15949-5-linux.amoon@gmail.com
State New
Headers show
Series [v1,01/11] dt-bindings: usb: Add device id for Genesys Logic hub controller | expand

Commit Message

Anand Moon Dec. 28, 2022, 10:03 a.m. UTC 
On Odroid n2 previously use gpio-hog to reset the usb hub,
switch to used on-board usb hub reset to enable the usb hub
and enable power to hub.

Signed-off-by: Anand Moon <linux.amoon@gmail.com>
---
 .../dts/amlogic/meson-g12b-odroid-n2.dtsi     | 26 ++++++++++---------
 1 file changed, 14 insertions(+), 12 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
index 667d2b774924..e5ae885c4008 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
@@ -347,6 +347,20 @@  codec {
 			};
 		};
 	};
+
+	usb {
+		dr_mode = "host";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		hub: hub@1 {
+			/* Genesys Logic GL3523-QFN76 usb hub*/
+			compatible = "genesys,usb5e3,620";
+			reg = <1>;
+			vdd-supply = <&hub_5v>;
+			reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
+		};
+	};
 };
 
 &acodec {
@@ -535,18 +549,6 @@  &gpio {
 		"PIN_3",  /* GPIOX_17 */
 		"PIN_5",  /* GPIOX_18 */
 		"PIN_36"; /* GPIOX_19 */
-	/*
-	 * WARNING: The USB Hub on the Odroid-N2 needs a reset signal
-	 * to be turned high in order to be detected by the USB Controller
-	 * This signal should be handled by a USB specific power sequence
-	 * in order to reset the Hub when USB bus is powered down.
-	 */
-	hog-0 {
-		gpio-hog;
-		gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>;
-		output-high;
-		line-name = "usb-hub-reset";
-	};
 };
 
 &hdmi_tx {