G12 vendor kernels show the watchdog on the same address as AXG
so add the node to meson-g12-common.dtsi. GX boards inherit the
same from meson-gx.dtsi.

v2 fix typo in node name (s/wtd/wdt)

Signed-off-by: Christian Hewitt <christianshew...@gmail.com>
---
 arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi 
b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
index 1e83ec5b8c91..314095b79a45 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
@@ -2179,6 +2179,12 @@
                                amlogic,channel-interrupts = <64 65 66 67 68 69 
70 71>;
                        };
 
+                       watchdog: wdt@f0d0 {
+                               compatible = "amlogic,meson-gxbb-wdt";
+                               reg = <0x0 0xf0d0 0x0 0x10>;
+                               clocks = <&xtal>;
+                       };
+
                        spicc0: spi@13000 {
                                compatible = "amlogic,meson-g12a-spicc";
                                reg = <0x0 0x13000 0x0 0x44>;
-- 
2.17.1

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