ARM: dts: imx6ul-evk: Use WDOG_B pin reset

imx6ul-evk has WDOG1_B pin connected to the PMIC.

Pass the 'fsl,ext-reset-output' property so that the watchdog
can trigger a system POR reset via the PMIC.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dts b/arch/arm/boot/dts/imx6ul-14x14-evk.dts
index bfe9fb4..e281d50 100644 (file)
--- a/arch/arm/boot/dts/imx6ul-14x14-evk.dts
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dts
@@ -256,6 +256,12 @@
        status = "okay";
 };
 
+&wdog1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_wdog>;
+       fsl,ext-reset-output;
+};
+
 &iomuxc {
        pinctrl-names = "default";
 
@@ -484,4 +490,10 @@
                        MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17059
                >;
        };
+
+       pinctrl_wdog: wdoggrp {
+               fsl,pins = <
+                       MX6UL_PAD_LCD_RESET__WDOG1_WDOG_ANY    0x30b0
+               >;
+       };
 };