linux-kernel - [PATCH] ARM: dts: vf610-zii-spb4: Add node for switch watchdog

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Message-Id: <20200712080357.3586-1-cphealy@gmail.com>
Date:   Sun, 12 Jul 2020 01:03:57 -0700
From:   Chris Healy <cphealy@...il.com>
To:     shawnguo@...nel.org, s.hauer@...gutronix.de, stefan@...er.ch,
        festevam@...il.com, robh+dt@...nel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        andrew.smirnov@...il.com, linux-kernel@...r.kernel.org
Cc:     Chris Healy <cphealy@...il.com>
Subject: [PATCH] ARM: dts: vf610-zii-spb4: Add node for switch watchdog

Add I2C child node for switch watchdog present on SPB4

Signed-off-by: Chris Healy <cphealy@...il.com>
---
 arch/arm/boot/dts/vf610-zii-spb4.dts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/vf610-zii-spb4.dts b/arch/arm/boot/dts/vf610-zii-spb4.dts
index a68eae88174a..9e5187ba3fa6 100644
--- a/arch/arm/boot/dts/vf610-zii-spb4.dts
+++ b/arch/arm/boot/dts/vf610-zii-spb4.dts
@@ -209,6 +209,18 @@
 	};
 };
 
+&i2c1 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	watchdog@38 {
+		compatible = "zii,rave-wdt";
+		reg = <0x38>;
+	};
+};
+
 &snvsrtc {
 	status = "disabled";
 };
@@ -326,6 +338,13 @@
 		>;
 	};
 
+	pinctrl_i2c1: i2c1grp {
+		fsl,pins = <
+			VF610_PAD_PTB16__I2C1_SCL		0x37ff
+			VF610_PAD_PTB17__I2C1_SDA		0x37ff
+		>;
+	};
+
 	pinctrl_leds_debug: pinctrl-leds-debug {
 		fsl,pins = <
 			VF610_PAD_PTD3__GPIO_82			0x31c2
-- 
2.21.3