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https://github.com/libretro/Lakka-LibreELEC.git
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73 lines
2.0 KiB
Diff
73 lines
2.0 KiB
Diff
From 3b361c7741a8c9a7ba990eda872fcc7817d35b23 Mon Sep 17 00:00:00 2001
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From: Anand Moon <linux.amoon@gmail.com>
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Date: Tue, 10 Oct 2023 08:54:43 +0530
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Subject: [PATCH 24/53] FROMLIST(v4): arm64: dts: amlogic: Used onboard usb hub
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reset on odroid n2
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On Odroid n2/n2+ previously use gpio-hog to reset the usb hub,
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switch to used on-board usb hub reset to enable the usb hub
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and enable power to hub.
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Signed-off-by: Anand Moon <linux.amoon@gmail.com>
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---
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.../dts/amlogic/meson-g12b-odroid-n2.dtsi | 36 ++++++++++++-------
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1 file changed, 24 insertions(+), 12 deletions(-)
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diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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index d80dd9a3da31..86eb81112232 100644
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--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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@@ -31,6 +31,30 @@ hub_5v: regulator-hub-5v {
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enable-active-high;
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};
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+ /* USB hub supports both USB 2.0 and USB 3.0 root hub */
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+ usb-hub {
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+ dr_mode = "host";
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ /* 2.0 hub on port 1 */
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+ hub_2_0: hub@1 {
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+ compatible = "usb5e3,610";
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+ reg = <1>;
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+ peer-hub = <&hub_3_0>;
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+ vdd-supply = <&usb_pwr_en>;
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+ };
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+
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+ /* 3.0 hub on port 4 */
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+ hub_3_0: hub@2 {
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+ compatible = "usb5e3,620";
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+ reg = <2>;
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+ peer-hub = <&hub_2_0>;
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+ reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
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+ vdd-supply = <&vcc_5v>;
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+ };
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+ };
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+
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sound {
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compatible = "amlogic,axg-sound-card";
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model = "ODROID-N2";
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@@ -234,18 +258,6 @@ &gpio {
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"PIN_3", /* GPIOX_17 */
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"PIN_5", /* GPIOX_18 */
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"PIN_36"; /* GPIOX_19 */
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- /*
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- * WARNING: The USB Hub on the Odroid-N2 needs a reset signal
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- * to be turned high in order to be detected by the USB Controller
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- * This signal should be handled by a USB specific power sequence
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- * in order to reset the Hub when USB bus is powered down.
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- */
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- usb-hub-hog {
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- gpio-hog;
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- gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>;
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- output-high;
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- line-name = "usb-hub-reset";
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- };
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};
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&i2c3 {
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--
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2.34.1
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