Adds watchdog device nodes to the DT device list for Exynos5250 and Exynos5420

Signed-off-by: Leela Krishna Amudala <l.kris...@samsung.com>
---
 arch/arm/boot/dts/exynos5.dtsi    |   12 +++++-------
 arch/arm/boot/dts/exynos5250.dtsi |    7 ++++++-
 arch/arm/boot/dts/exynos5420.dtsi |   10 ++++++++++
 3 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/arch/arm/boot/dts/exynos5.dtsi b/arch/arm/boot/dts/exynos5.dtsi
index e52b038..e7b6dbd 100644
--- a/arch/arm/boot/dts/exynos5.dtsi
+++ b/arch/arm/boot/dts/exynos5.dtsi
@@ -81,13 +81,6 @@
                status = "disabled";
        };
 
-       watchdog {
-               compatible = "samsung,s3c2410-wdt";
-               reg = <0x101D0000 0x100>;
-               interrupts = <0 42 0>;
-               status = "disabled";
-       };
-
        fimd@14400000 {
                compatible = "samsung,exynos5250-fimd";
                interrupt-parent = <&combiner>;
@@ -106,4 +99,9 @@
                #size-cells = <0>;
                status = "disabled";
        };
+
+       pmu_sys_reg: pmusysreg {
+               compatible = "samsung,exynos5-pmureg", "syscon";
+               reg = <0x10040000 0x5000>;
+       };
 };
diff --git a/arch/arm/boot/dts/exynos5250.dtsi 
b/arch/arm/boot/dts/exynos5250.dtsi
index c4a8662..3ccd150 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -158,9 +158,14 @@
                interrupts = <0 47 0>;
        };
 
-       watchdog {
+       watchdog@101D0000 {
+               compatible = "samsung,s3c5250-wdt";
+               reg = <0x101D0000 0x100>;
+               interrupts = <0 42 0>;
                clocks = <&clock 336>;
                clock-names = "watchdog";
+               samsung,sysreg = <&pmu_sys_reg>;
+               status = "okay";
        };
 
        g2d@10850000 {
diff --git a/arch/arm/boot/dts/exynos5420.dtsi 
b/arch/arm/boot/dts/exynos5420.dtsi
index 6ffefd1..5fb7ae2 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -369,4 +369,14 @@
                clock-names = "gscl";
                samsung,power-domain = <&gsc_pd>;
        };
+
+        watchdog@101D0000 {
+               compatible = "samsung,s3c5420-wdt";
+               reg = <0x101D0000 0x100>;
+               interrupts = <0 42 0>;
+               clocks = <&clock 316>;
+               clock-names = "watchdog";
+               samsung,sysreg = <&pmu_sys_reg>;
+               status = "okay";
+        };
 };
-- 
1.7.10.4

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