diff --git a/Documentation/devicetree/bindings/watchdog/meson-wdt.txt b/Documentation/devicetree/bindings/watchdog/meson-wdt.txt
index ae70185d96e6..8a6d84cb36c9 100644
--- a/Documentation/devicetree/bindings/watchdog/meson-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/meson-wdt.txt
@@ -2,7 +2,11 @@ Meson SoCs Watchdog timer
 
 Required properties:
 
-- compatible : should be "amlogic,meson6-wdt" or "amlogic,meson8b-wdt"
+- compatible : depending on the SoC this should be one of:
+	"amlogic,meson6-wdt" on Meson6 SoCs
+	"amlogic,meson8-wdt" and "amlogic,meson6-wdt" on Meson8 SoCs
+	"amlogic,meson8b-wdt" on Meson8b SoCs
+	"amlogic,meson8m2-wdt" and "amlogic,meson8b-wdt" on Meson8m2 SoCs
 - reg : Specifies base physical address and size of the registers.
 
 Example:
diff --git a/drivers/watchdog/meson_wdt.c b/drivers/watchdog/meson_wdt.c
index 491b9bf13d84..304274c67735 100644
--- a/drivers/watchdog/meson_wdt.c
+++ b/drivers/watchdog/meson_wdt.c
@@ -155,7 +155,9 @@ static const struct watchdog_ops meson_wdt_ops = {
 
 static const struct of_device_id meson_wdt_dt_ids[] = {
 	{ .compatible = "amlogic,meson6-wdt", .data = &meson6_wdt_data },
+	{ .compatible = "amlogic,meson8-wdt", .data = &meson6_wdt_data },
 	{ .compatible = "amlogic,meson8b-wdt", .data = &meson8b_wdt_data },
+	{ .compatible = "amlogic,meson8m2-wdt", .data = &meson8b_wdt_data },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, meson_wdt_dt_ids);