78152db78f
* Backport USB PCIe/XHCI patches to U-Boot 2020.07 Backport relevant patches required to make PCIe/USB XHCI work. * Backport/integrate PCIe device tree changes from upstream Linux U-Boot uses the device tree provided by upstream Linux. Make sure the device tree has the relevant chanages to make VL805 USB controller reset work. * Document RPi 4 USB mass storage support (#746)
39 lines
1.3 KiB
Diff
39 lines
1.3 KiB
Diff
From b15414057bc9a023fc865242f499807d82933e58 Mon Sep 17 00:00:00 2001
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Message-Id: <b15414057bc9a023fc865242f499807d82933e58.1595152741.git.stefan@agner.ch>
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In-Reply-To: <a9f92163e6c07e5c6f57f00f4931098e0e1ee826.1595152741.git.stefan@agner.ch>
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References: <a9f92163e6c07e5c6f57f00f4931098e0e1ee826.1595152741.git.stefan@agner.ch>
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From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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Date: Mon, 29 Jun 2020 18:18:39 +0200
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Subject: [PATCH 2/4] ARM: dts: bcm2711: Add firmware usb reset node
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Now that the reset driver exposing Raspberry Pi 4's firmware based USB
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reset routine is available, let's add the device tree node exposing it.
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Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
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[backport for RPi 4.19 kernel]
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Signed-off-by: Stefan Agner <stefan@agner.ch>
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---
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arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
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index 42259dbf3919..ec0b3bb64de8 100644
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--- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
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+++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
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@@ -80,6 +80,11 @@
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"";
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status = "okay";
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};
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+
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+ reset: reset {
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+ compatible = "raspberrypi,firmware-reset";
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+ #reset-cells = <1>;
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+ };
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};
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&uart0 {
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--
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2.27.0
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