[PATCH V6 5/7] ARM: dts: imx6sx-sabreauto: add wdog external reset

Anson Huang Anson.Huang at nxp.com
Sat May 5 01:29:21 PDT 2018


i.MX6SX Sabre Auto board has GPIO1_IO13 pin can be
MUXed as WDOG output to reset PMIC, add this function
support.

Signed-off-by: Anson Huang <Anson.Huang at nxp.com>
---
 arch/arm/boot/dts/imx6sx-sabreauto.dts | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/imx6sx-sabreauto.dts b/arch/arm/boot/dts/imx6sx-sabreauto.dts
index 7dda741..13de77b 100644
--- a/arch/arm/boot/dts/imx6sx-sabreauto.dts
+++ b/arch/arm/boot/dts/imx6sx-sabreauto.dts
@@ -232,6 +232,12 @@
 			MX6SX_PAD_KEY_COL1__GPIO2_IO_11		0x17059
 		>;
 	};
+
+	pinctrl_wdog: wdoggrp {
+		fsl,pins = <
+			MX6SX_PAD_GPIO1_IO13__WDOG1_WDOG_ANY	0x30b0
+		>;
+	};
 };
 
 &i2c2 {
@@ -370,3 +376,9 @@
 		#gpio-cells = <2>;
 	};
 };
+
+&wdog1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_wdog>;
+	fsl,ext-reset-output;
+};
-- 
2.7.4




More information about the linux-arm-kernel mailing list