linux-kernel - [PATCH 1/3] ARM: dts: lan966x: Add gpio-restart

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Date:   Mon, 18 Jul 2022 23:29:19 +0200
From:   Horatiu Vultur <horatiu.vultur@...rochip.com>
To:     <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <claudiu.beznea@...rochip.com>, <nicolas.ferre@...rochip.com>,
        <UNGLinuxDriver@...rochip.com>, <maxime.chevallier@...tlin.com>,
        "Horatiu Vultur" <horatiu.vultur@...rochip.com>
Subject: [PATCH 1/3] ARM: dts: lan966x: Add gpio-restart

The pcb8291 can be rebooted by toggling the GPIO 56. Therefore enable
this in DT.

Signed-off-by: Horatiu Vultur <horatiu.vultur@...rochip.com>
---
 arch/arm/boot/dts/lan966x-pcb8291.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/lan966x-pcb8291.dts b/arch/arm/boot/dts/lan966x-pcb8291.dts
index d56d2054c38d..02fbf7371a8d 100644
--- a/arch/arm/boot/dts/lan966x-pcb8291.dts
+++ b/arch/arm/boot/dts/lan966x-pcb8291.dts
@@ -16,6 +16,12 @@ chosen {
 	aliases {
 		serial0 = &usart3;
 	};
+
+	gpio-restart {
+		compatible = "gpio-restart";
+		gpios = <&gpio 56 GPIO_ACTIVE_LOW>;
+		priority = <200>;
+	};
 };
 
 &gpio {
-- 
2.33.0