[PATCH v3 7/8] arm64: dts: mt8167: Properly describe the SoC watchdog

Luca Leonardo Scorcia <[email protected]>
Newsgroups org.infradead.lists.linux-mediatek,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-watchdog
Message-ID <[email protected]>
Currently mt8167 inherits its watchdog from the included mt8516 dtsi,
which in turn falls back on mt6589-wdt. However according to the data
sheet mt8167 has 15 sw resets instead of 12, and the reset bits are
different from mt6589.

Use the dedicated mediatek,mt8167-wdt compatible for the watchdog driver,
as it correctly describes the SoC resets.

Signed-off-by: Luca Leonardo Scorcia <[email protected]>
---
 arch/arm64/boot/dts/mediatek/mt8167.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8167.dtsi b/arch/arm64/boot/dts/mediatek/mt8167.dtsi
index 27cf32d7ae35..edfffe35ec14 100644
--- a/arch/arm64/boot/dts/mediatek/mt8167.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8167.dtsi
@@ -8,6 +8,7 @@
 #include <dt-bindings/clock/mt8167-clk.h>
 #include <dt-bindings/memory/mt8167-larb-port.h>
 #include <dt-bindings/power/mt8167-power.h>
+#include <dt-bindings/reset/mediatek,mt8167-resets.h>
 
 #include "mt8167-pinfunc.h"
 
@@ -95,6 +96,13 @@ power-domain@MT8167_POWER_DOMAIN_CONN {
 			};
 		};
 
+		watchdog: watchdog@10007000 {
+			compatible = "mediatek,mt8167-wdt";
+			reg = <0 0x10007000 0 0x1000>;
+			interrupts = <GIC_SPI 198 IRQ_TYPE_LEVEL_LOW>;
+			#reset-cells = <1>;
+		};
+
 		pio: pinctrl@1000b000 {
 			compatible = "mediatek,mt8167-pinctrl";
 			reg = <0 0x1000b000 0 0x1000>;
-- 
2.43.0
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