Allwinner H6 has a r_watchdog similar to A64.

Declare it in the device-tree.

Signed-off-by: Clément Péron <[email protected]>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi 
b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 13e70aebddbe..66897880c722 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -631,6 +631,13 @@
                        #reset-cells = <1>;
                };
 
+               r_watchdog: watchdog@7020400 {
+                       compatible = "allwinner,sun50i-h6-r-wdt",
+                                    "allwinner,sun6i-a31-wdt";
+                       reg = <0x07020400 0x20>;
+                       interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
+               };
+
                r_intc: interrupt-controller@7021000 {
                        compatible = "allwinner,sun50i-h6-r-intc",
                                     "allwinner,sun6i-a31-r-intc";
-- 
2.17.1

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