diff mbox series

[1/6] arm64: dts: renesas: r8a77961: Add RWDT node

Message ID 20191205135930.7454-2-geert+renesas@glider.be (mailing list archive)
State New, archived
Headers show
Series arm64: dts: renesas: r8a77961: Add more device nodes | expand

Commit Message

Geert Uytterhoeven Dec. 5, 2019, 1:59 p.m. UTC 
Add a device node for the RCLK Watchdog Timer (RWDT) on the Renesas
R-Car M3-W+ (r8a77961) SoC.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
Test procedure:
  1. "cat > /dev/watchdog",
  2. Wait 60s for reboot.
---
 arch/arm64/boot/dts/renesas/r8a77961.dtsi | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a77961.dtsi b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
index 64466c86b698826d..ea2c6445977f3d99 100644
--- a/arch/arm64/boot/dts/renesas/r8a77961.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
@@ -319,8 +319,13 @@ 
 		ranges;
 
 		rwdt: watchdog@e6020000 {
+			compatible = "renesas,r8a77961-wdt",
+				     "renesas,rcar-gen3-wdt";
 			reg = <0 0xe6020000 0 0x0c>;
-			/* placeholder */
+			clocks = <&cpg CPG_MOD 402>;
+			power-domains = <&sysc R8A77961_PD_ALWAYS_ON>;
+			resets = <&cpg 402>;
+			status = "disabled";
 		};
 
 		gpio2: gpio@e6052000 {