linux-kernel - [PATCH v4 3/9] ARM: dts: bcm2711: Add firmware usb reset node

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Message-Id: <20200622103817.476-4-nsaenzjulienne@suse.de>
Date:   Mon, 22 Jun 2020 12:38:12 +0200
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     f.fainelli@...il.com, gregkh@...uxfoundation.org, robh@...nel.org,
        wahrenst@....net, p.zabel@...gutronix.de
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        bcm-kernel-feedback-list@...adcom.com, tim.gover@...pberrypi.org,
        linux-pci@...r.kernel.org, helgaas@...nel.org,
        andy.shevchenko@...il.com, mathias.nyman@...ux.intel.com,
        lorenzo.pieralisi@....com,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Subject: [PATCH v4 3/9] ARM: dts: bcm2711: Add firmware usb reset node

Now that the reset driver exposing Raspberry Pi 4's firmware based USB
reset routine is available, let's add the device tree node exposing it.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Reviewed-by: Florian Fainelli <f.fainelli@...il.com>

---

Changes since v1:
 - Update cell nr to match new bindings

 arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
index c7f1d97e69bb..0cef95058fb0 100644
--- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
@@ -83,6 +83,11 @@ expgpio: gpio {
 				  "";
 		status = "okay";
 	};
+
+	reset: reset {
+		compatible = "raspberrypi,firmware-reset";
+		#reset-cells = <1>;
+	};
 };
 
 &gpio {
-- 
2.27.0