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rockpro64: u-boot: patch u-boot's dtsi to enable otg port for UMS/Gadget capabilities #7231

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merged 1 commit into from
Sep 14, 2024
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rockpro64: u-boot: patch u-boot's dtsi to enable otg port for UMS/Gadget capabilities #7231

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34 changes: 34 additions & 0 deletions ...kpro64/1000-rockchip-dts-rk3399-rockpro64-otg-usbdrd_dwc3_0-for-working-gadget-mode.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,34 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Ricardo Pardini <ricardo@pardini.net>
Date: Sun, 8 Sep 2024 15:08:48 +0200
Subject: rockchip: dts: rk3399: rockpro64: otg usbdrd_dwc3_0 for working
gadget mode

---
arch/arm/dts/rk3399-rockpro64-u-boot.dtsi | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi b/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi
index 43b67991fe5..2af0611c3b7 100644
--- a/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi
+++ b/arch/arm/dts/rk3399-rockpro64-u-boot.dtsi
@@ -53,10 +53,16 @@
};

&vdd_center {
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <950000>;
};

&vdd_log {
regulator-init-microvolt = <950000>;
};
+
+// both usbdrd_dwc3_0 usbdrd_dwc3_1 seem to be OTG-capable; use usbdrd_dwc3_0 for the type-c port
+&usbdrd_dwc3_0 {
+ status = "okay";
+ dr_mode = "otg";
+};
--
Armbian