MLK-13520-01 ARM: dts: Add 'timeout-sec' property for wdog node

Add 'timeout-sec' property for wdog node of i.MX7ULP.

Signed-off-by: Bai Ping <ping.bai@nxp.com>

diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi
index 900abad..db27ba8 100644 (file)
--- a/arch/arm/boot/dts/imx7ulp.dtsi
+++ b/arch/arm/boot/dts/imx7ulp.dtsi
@@ -319,6 +319,12 @@
                        clocks = <&clks IMX7ULP_CLK_WDG1>;
                        assigned-clocks = <&clks IMX7ULP_CLK_WDG1>;
                        assigned-clocks-parents = <&clks IMX7ULP_CLK_FIRC>;
+                       /*
+                        * As the 1KHz LPO clock rate is not trimed,the actually clock
+                        * is about 667Hz, so the init timeout 60s should set 40*1000
+                        * in the TOVAL register.
+                        */
+                       timeout-sec = <40>;
                };
 
                wdog2: wdog@40430000 {
@@ -328,6 +334,7 @@
                        clocks = <&clks IMX7ULP_CLK_WDG2>;
                        assigned-clocks = <&clks IMX7ULP_CLK_WDG2>;
                        assigned-clocks-parents = <&clks IMX7ULP_CLK_FIRC>;
+                       timeout-sec = <40>;
                };
 
                clks: scg1@403E0000 {