linux-kernel - [PATCH v2 5/5] arm64: dts: mediatek: mt8195: Add mediatek,broken-save-restore-fw to cherry

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Message-ID: <20230515131353.v2.5.Ia0b6ebbaa351e3cd67e201355b9ae67783c7d718@changeid>
Date:   Mon, 15 May 2023 13:13:54 -0700
From:   Douglas Anderson <dianders@...omium.org>
To:     Marc Zyngier <maz@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Allen-KH Cheng <allen-kh.cheng@...iatek.com>,
        linux-mediatek@...ts.infradead.org,
        Eddie Huang <eddie.huang@...iatek.com>,
        Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, wenst@...omium.org,
        yidilin@...omium.org, Tinghan Shen <tinghan.shen@...iatek.com>,
        jwerner@...omium.org, Weiyi Lu <weiyi.lu@...iatek.com>,
        Ben Ho <Ben.Ho@...iatek.com>,
        Seiya Wang <seiya.wang@...iatek.com>,
        Douglas Anderson <dianders@...omium.org>,
        Conor Dooley <conor+dt@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 5/5] arm64: dts: mediatek: mt8195: Add mediatek,broken-save-restore-fw to cherry

Firmware shipped on mt8195 Chromebooks is affected by the GICR
save/restore issue as described by the patch ("dt-bindings:
interrupt-controller: arm,gic-v3: Add quirk for Mediatek SoCs w/
broken FW"). Add the quirk property.

Fixes: 5eb2e303ec6b ("arm64: dts: mediatek: Introduce MT8195 Cherry platform's Tomato")
Reviewed-by: Julius Werner <jwerner@...omium.org>
Signed-off-by: Douglas Anderson <dianders@...omium.org>
---

Changes in v2:
- Changed "Fixes" tag.
- Moved from mt8195.dtsi to mt8195-cherry.dtsi
- mediatek,gicr-save-quirk => mediatek,broken-save-restore-fw

 arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index 8ac80a136c37..f2d0726546c7 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -255,6 +255,10 @@ dptx_out: endpoint {
 	};
 };
 
+&gic {
+	mediatek,broken-save-restore-fw;
+};
+
 &gpu {
 	status = "okay";
 	mali-supply = <&mt6315_7_vbuck1>;
-- 
2.40.1.606.ga4b1b128d6-goog