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From e5ccb943712d261b8ebb3e8ac92a82be4b244ce4 Mon Sep 17 00:00:00 2001
From: Peter Robinson <pbrobinson@gmail.com>
Date: Sun, 6 Oct 2019 14:44:25 +0100
Subject: [PATCH] arm64: tegra186: enable USB on Jetson-TX2
Based on the following patch series:
https://www.spinics.net/lists/linux-tegra/msg44216.html
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
---
arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts | 4 ++--
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 1 +
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
index bdace01561ba..2e6195764268 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
@@ -115,7 +115,7 @@
};
padctl@3520000 {
- status = "disabled";
+ status = "okay";
avdd-pll-erefeut-supply = <&vdd_1v8_pll>;
avdd-usb-supply = <&vdd_3v3_sys>;
@@ -193,7 +193,7 @@
};
usb@3530000 {
- status = "disabled";
+ status = "okay";
phys = <&{/padctl@3520000/pads/usb2/lanes/usb2-0}>,
<&{/padctl@3520000/pads/usb2/lanes/usb2-1}>,
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index 47cd831fcf44..abdc81f555b9 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -525,6 +525,7 @@
<0x0 0x03538000 0x0 0x1000>;
reg-names = "hcd", "fpci";
+ iommus = <&smmu TEGRA186_SID_XUSB_HOST>;
interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
--
2.21.0
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