linux-kernel - [PATCH] ARM: vf610-zii-cfu1: Add node for switch watchdog

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Date:   Wed, 14 Aug 2019 12:35:36 -0700
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Cory Tusar <cory.tusar@....aero>,
        Shawn Guo <shawnguo@...nel.org>,
        Chris Healy <cphealy@...il.com>,
        Fabio Estevam <festevam@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: vf610-zii-cfu1: Add node for switch watchdog

Add I2C child node for switch watchdog present on CFU1.

Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
Signed-off-by: Cory Tusar <cory.tusar@....aero>
Cc: Shawn Guo <shawnguo@...nel.org>
Cc: Chris Healy <cphealy@...il.com>
Cc: Fabio Estevam <festevam@...il.com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
 arch/arm/boot/dts/vf610-zii-cfu1.dts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/vf610-zii-cfu1.dts b/arch/arm/boot/dts/vf610-zii-cfu1.dts
index 7267873b5369..18c19c092dd1 100644
--- a/arch/arm/boot/dts/vf610-zii-cfu1.dts
+++ b/arch/arm/boot/dts/vf610-zii-cfu1.dts
@@ -239,6 +239,18 @@
 	};
 };
 
+&i2c1 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	watchdog@38 {
+		compatible = "zii,rave-wdt";
+		reg = <0x38>;
+	};
+};
+
 &snvsrtc {
 	status = "disabled";
 };
@@ -324,6 +336,13 @@
 		>;
 	};
 
+	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
-- 
2.21.0