arm: dts: berlin2: add watchdog nodes

The Marvell Berlin BG2 has 3 watchdogs which are compatible with the
snps,dw-wdt driver sit in the sysmgr domain. This patch adds the
corresponding device tree nodes.

Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>

diff --git a/arch/arm/boot/dts/berlin2.dtsi b/arch/arm/boot/dts/berlin2.dtsi
index eaadac3..ae81009 100644 (file)
--- a/arch/arm/boot/dts/berlin2.dtsi
+++ b/arch/arm/boot/dts/berlin2.dtsi
@@ -435,6 +435,29 @@
                        ranges = <0 0xfc0000 0x10000>;
                        interrupt-parent = <&sic>;
 
+                       wdt0: watchdog@1000 {
+                               compatible = "snps,dw-wdt";
+                               reg = <0x1000 0x100>;
+                               clocks = <&refclk>;
+                               interrupts = <0>;
+                       };
+
+                       wdt1: watchdog@2000 {
+                               compatible = "snps,dw-wdt";
+                               reg = <0x2000 0x100>;
+                               clocks = <&refclk>;
+                               interrupts = <1>;
+                               status = "disabled";
+                       };
+
+                       wdt2: watchdog@3000 {
+                               compatible = "snps,dw-wdt";
+                               reg = <0x3000 0x100>;
+                               clocks = <&refclk>;
+                               interrupts = <2>;
+                               status = "disabled";
+                       };
+
                        sm_gpio1: gpio@5000 {
                                compatible = "snps,dw-apb-gpio";
                                reg = <0x5000 0x400>;