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@xxxxxxxxx>
---
v2:
- No changes.
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 --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 {
--
2.17.1
