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Date:   Thu, 11 Apr 2019 17:45:32 +0200
From:   Clément Péron <peron.clem@...il.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>, Icenowy Zheng <icenowy@...c.io>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...glegroups.com,
        Clément Péron <peron.clem@...il.com>
Subject: [PATCH v2 1/3] arm64: dts: allwinner: h6: add watchdog node

Allwinner H6 has a watchog identical to A64 one.

Declare it in the device tree but leave it disable
with a comment as it is broken on some H6 revisions.

Test has been performs on 3 boards.

Chen-Yu Tsai boards:
Pine H64 - H6 V200-AWIN H6448BA 7782 => OK
OrangePi Lite 2 - H6 V200-AWIN H8068BA 61C2 => KO

Clément Péron board:
Beelink GS1 - H6 V200-AWIN H7309BA 6842 => KO

Signed-off-by: Clément Péron <peron.clem@...il.com>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index e0dc4a05c1ba..5c2f5451227b 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -208,6 +208,15 @@
 			reg = <0x03006000 0x400>;
 		};
 
+		watchdog: watchdog@...90a0 {
+			compatible = "allwinner,sun50i-a64-wdt",
+				     "allwinner,sun6i-a31-wdt";
+			reg = <0x030090a0 0x20>;
+			interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
+			/* Broken on some H6 rev */
+			status = "disabled";
+		};
+
 		pio: pinctrl@...b000 {
 			compatible = "allwinner,sun50i-h6-pinctrl";
 			reg = <0x0300b000 0x400>;
-- 
2.17.1

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