arm64: dts: visconti: Add watchdog support for TMPV7708 SoC

Add watchdog node in TMPV7708's dtsi, and tmpv7708-rm-mbrc boards's
dts.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>

diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
index ed0bf7f..37da418 100644 (file)
--- a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
+++ b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
@@ -41,3 +41,8 @@
        clocks = <&uart_clk>;
        clock-names = "apb_pclk";
 };
+
+&wdt {
+       status = "okay";
+       clocks = <&wdt_clk>;
+};

diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
index 242f25f..c360e68 100644 (file)
--- a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
+++ b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
@@ -134,6 +134,12 @@
                #clock-cells = <0>;
        };
 
+       wdt_clk: wdt-clk {
+               compatible = "fixed-clock";
+               clock-frequency = <150000000>;
+               #clock-cells = <0>;
+       };
+
        soc {
                #address-cells = <2>;
                #size-cells = <2>;
@@ -384,6 +390,12 @@
                        #size-cells = <0>;
                        status = "disabled";
                };
+
+               wdt: wdt@28330000 {
+                       compatible = "toshiba,visconti-wdt";
+                       reg = <0 0x28330000 0 0x1000>;
+                       status = "disabled";
+               };
        };
 };