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Unverified Commit d4185043 authored by Harald Geyer's avatar Harald Geyer Committed by Maxime Ripard
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arm64: dts: allwinner: a64: Add watchdog 



Add a watchdog node for the A64, automatically enabled on all boards.
Since the device is compatible with an existing driver, we only reserve
a new compatible string to be used together with the fall back.
Tested on Olimex Teres-I.

Signed-off-by: default avatarHarald Geyer <harald@ccbib.org>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@bootlin.com>
parent 11239fe6

Documentation/devicetree/bindings/watchdog/sunxi-wdt.txt

+4 −2
Original line number Diff line number Diff line
@@ -2,8 +2,10 @@ Allwinner SoCs Watchdog timer 


Required properties:



- compatible : should be either "allwinner,sun4i-a10-wdt" or

- compatible : should be one of

	"allwinner,sun4i-a10-wdt"

	"allwinner,sun6i-a31-wdt"

	"allwinner,sun50i-a64-wdt","allwinner,sun6i-a31-wdt"

- reg : Specifies base physical address and size of the registers.



Example:

arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi

+7 −0
Original line number Diff line number Diff line
@@ -665,5 +665,12 @@ 
			#address-cells = <1>;

			#size-cells = <0>;

		};



		wdt0: watchdog@1c20ca0 {

			compatible = "allwinner,sun50i-a64-wdt",

				     "allwinner,sun6i-a31-wdt";

			reg = <0x01c20ca0 0x20>;

			interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;

		};

	};

};