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[14.13.71.96]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f23a600sm5092661b3a.6.2026.07.16.09.19.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 09:19:47 -0700 (PDT) From: Akari Tsuyukusa To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel Cc: linux-watchdog@vger.kernel.org (open list:WATCHDOG DEVICE DRIVERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list:ARM/Mediatek SoC support), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), Roman Vivchar , Akari Tsuyukusa Subject: [PATCH 1/7] watchdog: mtk_wdt: add explicit compatibles for SoCs using mt6589 fallback Date: Fri, 17 Jul 2026 01:19:17 +0900 Message-ID: <20260716161923.266315-2-akkun11.open@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716161923.266315-1-akkun11.open@gmail.com> References: <20260716161923.266315-1-akkun11.open@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Several SoCs currently rely on matching "mediatek,mt6589-wdt" via the fallback compatible. Add dedicated of_device_id entries for each of them so that the driver can match directly on the SoC-specific string. This is a prerequisite for DTS to safely drop the fallback string. Signed-off-by: Akari Tsuyukusa --- drivers/watchdog/mtk_wdt.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/watchdog/mtk_wdt.c b/drivers/watchdog/mtk_wdt.c index 91d110646e16..345d2e89f414 100644 --- a/drivers/watchdog/mtk_wdt.c +++ b/drivers/watchdog/mtk_wdt.c @@ -492,17 +492,28 @@ static int mtk_wdt_resume(struct device *dev) } =20 static const struct of_device_id mtk_wdt_dt_ids[] =3D { + { .compatible =3D "mediatek,mt2701-wdt" }, { .compatible =3D "mediatek,mt2712-wdt", .data =3D &mt2712_data }, + { .compatible =3D "mediatek,mt6572-wdt" }, + { .compatible =3D "mediatek,mt6582-wdt" }, { .compatible =3D "mediatek,mt6589-wdt" }, { .compatible =3D "mediatek,mt6735-wdt", .data =3D &mt6735_data }, { .compatible =3D "mediatek,mt6795-wdt", .data =3D &mt6795_data }, + { .compatible =3D "mediatek,mt6797-wdt" }, + { .compatible =3D "mediatek,mt7622-wdt" }, + { .compatible =3D "mediatek,mt7623-wdt" }, + { .compatible =3D "mediatek,mt7629-wdt" }, { .compatible =3D "mediatek,mt7986-wdt", .data =3D &mt7986_data }, { .compatible =3D "mediatek,mt7988-wdt", .data =3D &mt7988_data }, + { .compatible =3D "mediatek,mt8173-wdt" }, { .compatible =3D "mediatek,mt8183-wdt", .data =3D &mt8183_data }, { .compatible =3D "mediatek,mt8186-wdt", .data =3D &mt8186_data }, { .compatible =3D "mediatek,mt8188-wdt", .data =3D &mt8188_data }, + { .compatible =3D "mediatek,mt8189-wdt" }, { .compatible =3D "mediatek,mt8192-wdt", .data =3D &mt8192_data }, { .compatible =3D "mediatek,mt8195-wdt", .data =3D &mt8195_data }, + { .compatible =3D "mediatek,mt8365-wdt" }, + { .compatible =3D "mediatek,mt8516-wdt" }, { /* sentinel */ } }; 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[14.13.71.96]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f23a600sm5092661b3a.6.2026.07.16.09.19.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 09:19:49 -0700 (PDT) From: Akari Tsuyukusa To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel Cc: linux-watchdog@vger.kernel.org (open list:WATCHDOG DEVICE DRIVERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list:ARM/Mediatek SoC support), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), Roman Vivchar , Akari Tsuyukusa Subject: [PATCH 2/7] dt-bindings: watchdog: mediatek,mtk-wdt: add compatibles for all SoCs Date: Fri, 17 Jul 2026 01:19:18 +0900 Message-ID: <20260716161923.266315-3-akkun11.open@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716161923.266315-1-akkun11.open@gmail.com> References: <20260716161923.266315-1-akkun11.open@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The driver recognizes each SoC-specific compatible, update the binding to list them in the top-level enum alongside the existing ones. Keep the fallback items definition so that old DTS continue to validate. Affected SoCs: mt2701, mt6572, mt6582, mt6797, mt7622, mt7623, mt7629, mt8173, mt8189, mt8365, mt8516. Signed-off-by: Akari Tsuyukusa --- .../bindings/watchdog/mediatek,mtk-wdt.yaml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.ya= ml b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml index 953629cb9558..f4eaa5f7c5bc 100644 --- a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml @@ -20,17 +20,28 @@ properties: compatible: oneOf: - enum: + - mediatek,mt2701-wdt - mediatek,mt2712-wdt + - mediatek,mt6572-wdt + - mediatek,mt6582-wdt - mediatek,mt6589-wdt - mediatek,mt6735-wdt - mediatek,mt6795-wdt + - mediatek,mt6797-wdt + - mediatek,mt7622-wdt + - mediatek,mt7623-wdt + - mediatek,mt7629-wdt - mediatek,mt7986-wdt - mediatek,mt7988-wdt + - mediatek,mt8173-wdt - mediatek,mt8183-wdt - mediatek,mt8186-wdt - mediatek,mt8188-wdt + - mediatek,mt8189-wdt - mediatek,mt8192-wdt - mediatek,mt8195-wdt + - mediatek,mt8365-wdt + - mediatek,mt8516-wdt - items: - enum: - mediatek,mt2701-wdt --=20 2.54.0 From nobody Mon Jul 27 20:01:10 2026 Received: from mail-pf1-f172.google.com (mail-pf1-f172.google.com [209.85.210.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4CC1D37BE9C for ; 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[14.13.71.96]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f23a600sm5092661b3a.6.2026.07.16.09.19.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 09:19:52 -0700 (PDT) From: Akari Tsuyukusa To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel Cc: linux-watchdog@vger.kernel.org (open list:WATCHDOG DEVICE DRIVERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list:ARM/Mediatek SoC support), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), Roman Vivchar , Akari Tsuyukusa Subject: [PATCH 3/7] arm/arm64: dts: mediatek: drop mt6589 fallback from watchdog Date: Fri, 17 Jul 2026 01:19:19 +0900 Message-ID: <20260716161923.266315-4-akkun11.open@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716161923.266315-1-akkun11.open@gmail.com> References: <20260716161923.266315-1-akkun11.open@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Remove the "mediatek,mt6589-wdt" fallback string from all in-tree device trees. Use only the SoC-specific compatible. No functional change. Affected SoCs: mt2701, mt6572, mt6582, mt6797, mt7622, mt7623, mt7629, mt8173, mt8365, mt8516. Signed-off-by: Akari Tsuyukusa Acked-by: Roman Vivchar # for mt6572 --- arch/arm/boot/dts/mediatek/mt2701.dtsi | 3 +-- arch/arm/boot/dts/mediatek/mt6572.dtsi | 2 +- arch/arm/boot/dts/mediatek/mt6582.dtsi | 2 +- arch/arm/boot/dts/mediatek/mt7623.dtsi | 3 +-- arch/arm/boot/dts/mediatek/mt7629.dtsi | 3 +-- arch/arm64/boot/dts/mediatek/mt6797.dtsi | 2 +- arch/arm64/boot/dts/mediatek/mt7622.dtsi | 3 +-- arch/arm64/boot/dts/mediatek/mt8173.dtsi | 3 +-- arch/arm64/boot/dts/mediatek/mt8365.dtsi | 2 +- arch/arm64/boot/dts/mediatek/mt8516.dtsi | 3 +-- 10 files changed, 10 insertions(+), 16 deletions(-) diff --git a/arch/arm/boot/dts/mediatek/mt2701.dtsi b/arch/arm/boot/dts/med= iatek/mt2701.dtsi index 128b87229f3d..f23a6d860a53 100644 --- a/arch/arm/boot/dts/mediatek/mt2701.dtsi +++ b/arch/arm/boot/dts/mediatek/mt2701.dtsi @@ -160,8 +160,7 @@ scpsys: power-controller@10006000 { }; =20 watchdog: watchdog@10007000 { - compatible =3D "mediatek,mt2701-wdt", - "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt2701-wdt"; reg =3D <0 0x10007000 0 0x100>; }; =20 diff --git a/arch/arm/boot/dts/mediatek/mt6572.dtsi b/arch/arm/boot/dts/med= iatek/mt6572.dtsi index ac70f266d698..5a6c9763bd6c 100644 --- a/arch/arm/boot/dts/mediatek/mt6572.dtsi +++ b/arch/arm/boot/dts/mediatek/mt6572.dtsi @@ -53,7 +53,7 @@ soc { ranges; =20 watchdog: watchdog@10007000 { - compatible =3D "mediatek,mt6572-wdt", "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt6572-wdt"; reg =3D <0x10007000 0x100>; interrupts =3D ; timeout-sec =3D <15>; diff --git a/arch/arm/boot/dts/mediatek/mt6582.dtsi b/arch/arm/boot/dts/med= iatek/mt6582.dtsi index f941ea44898a..501aeb3a2848 100644 --- a/arch/arm/boot/dts/mediatek/mt6582.dtsi +++ b/arch/arm/boot/dts/mediatek/mt6582.dtsi @@ -63,7 +63,7 @@ soc { ranges; =20 watchdog: watchdog@10007000 { - compatible =3D "mediatek,mt6582-wdt", "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt6582-wdt"; reg =3D <0x10007000 0x100>; }; =20 diff --git a/arch/arm/boot/dts/mediatek/mt7623.dtsi b/arch/arm/boot/dts/med= iatek/mt7623.dtsi index aa42377b47da..48d6c348f667 100644 --- a/arch/arm/boot/dts/mediatek/mt7623.dtsi +++ b/arch/arm/boot/dts/mediatek/mt7623.dtsi @@ -281,8 +281,7 @@ scpsys: power-controller@10006000 { }; =20 watchdog: watchdog@10007000 { - compatible =3D "mediatek,mt7623-wdt", - "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt7623-wdt"; reg =3D <0 0x10007000 0 0x100>; }; =20 diff --git a/arch/arm/boot/dts/mediatek/mt7629.dtsi b/arch/arm/boot/dts/med= iatek/mt7629.dtsi index acab0883a3bb..b034e9ab5af1 100644 --- a/arch/arm/boot/dts/mediatek/mt7629.dtsi +++ b/arch/arm/boot/dts/mediatek/mt7629.dtsi @@ -141,8 +141,7 @@ topckgen: syscon@10210000 { }; =20 watchdog: watchdog@10212000 { - compatible =3D "mediatek,mt7629-wdt", - "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt7629-wdt"; reg =3D <0x10212000 0x100>; }; =20 diff --git a/arch/arm64/boot/dts/mediatek/mt6797.dtsi b/arch/arm64/boot/dts= /mediatek/mt6797.dtsi index 8ac98a378fd6..fe81faee0b0c 100644 --- a/arch/arm64/boot/dts/mediatek/mt6797.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt6797.dtsi @@ -218,7 +218,7 @@ scpsys: power-controller@10006000 { }; =20 watchdog: watchdog@10007000 { - compatible =3D "mediatek,mt6797-wdt", "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt6797-wdt"; reg =3D <0 0x10007000 0 0x100>; }; =20 diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts= /mediatek/mt7622.dtsi index 158bd9a305d7..0b5ffe9fa806 100644 --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi @@ -322,8 +322,7 @@ pio: pinctrl@10211000 { }; =20 watchdog: watchdog@10212000 { - compatible =3D "mediatek,mt7622-wdt", - "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt7622-wdt"; reg =3D <0 0x10212000 0 0x800>; }; =20 diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts= /mediatek/mt8173.dtsi index 78c2ccd5be13..04b91b751853 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -528,8 +528,7 @@ power-domain@MT8173_POWER_DOMAIN_MFG { }; =20 watchdog: watchdog@10007000 { - compatible =3D "mediatek,mt8173-wdt", - "mediatek,mt6589-wdt"; + compatible =3D "mediatek,mt8173-wdt"; reg =3D <0 0x10007000 0 0x100>; 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[14.13.71.96]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f23a600sm5092661b3a.6.2026.07.16.09.19.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 09:19:54 -0700 (PDT) From: Akari Tsuyukusa To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel Cc: linux-watchdog@vger.kernel.org (open list:WATCHDOG DEVICE DRIVERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list:ARM/Mediatek SoC support), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), Roman Vivchar , Akari Tsuyukusa Subject: [PATCH 4/7] dt-bindings: watchdog: mediatek,mtk-wdt: remove mt6589 fallback items Date: Fri, 17 Jul 2026 01:19:20 +0900 Message-ID: <20260716161923.266315-5-akkun11.open@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716161923.266315-1-akkun11.open@gmail.com> References: <20260716161923.266315-1-akkun11.open@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" All DTS have been converted to standalone compatibles. Remove the items block that allowed the "mediatek,mt6589-wdt" fallback, keeping only the flat enum. Signed-off-by: Akari Tsuyukusa --- .../bindings/watchdog/mediatek,mtk-wdt.yaml | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.ya= ml b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml index f4eaa5f7c5bc..2411c02f1cb0 100644 --- a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml @@ -42,21 +42,6 @@ properties: - mediatek,mt8195-wdt - mediatek,mt8365-wdt - mediatek,mt8516-wdt - - items: - - enum: - - mediatek,mt2701-wdt - - mediatek,mt6572-wdt - - mediatek,mt6582-wdt - - mediatek,mt6797-wdt - - mediatek,mt7622-wdt - - mediatek,mt7623-wdt - - mediatek,mt7629-wdt - - mediatek,mt8173-wdt - - mediatek,mt8188-wdt - - mediatek,mt8189-wdt - - mediatek,mt8365-wdt - - mediatek,mt8516-wdt - - const: mediatek,mt6589-wdt =20 reg: maxItems: 1 --=20 2.54.0 From nobody Mon Jul 27 20:01:10 2026 Received: from mail-pf1-f180.google.com (mail-pf1-f180.google.com [209.85.210.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C8CA37FF5E for ; 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[14.13.71.96]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f23a600sm5092661b3a.6.2026.07.16.09.19.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 09:19:57 -0700 (PDT) From: Akari Tsuyukusa To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel Cc: linux-watchdog@vger.kernel.org (open list:WATCHDOG DEVICE DRIVERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list:ARM/Mediatek SoC support), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), Roman Vivchar , Akari Tsuyukusa Subject: [PATCH 5/7] dt-bindings: reset: Add bindings for MediaTek MT6589 reset controller Date: Fri, 17 Jul 2026 01:19:21 +0900 Message-ID: <20260716161923.266315-6-akkun11.open@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716161923.266315-1-akkun11.open@gmail.com> References: <20260716161923.266315-1-akkun11.open@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add MT6589 reset controller bindings. Signed-off-by: Akari Tsuyukusa --- include/dt-bindings/reset/mt6589-resets.h | 25 +++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 include/dt-bindings/reset/mt6589-resets.h diff --git a/include/dt-bindings/reset/mt6589-resets.h b/include/dt-binding= s/reset/mt6589-resets.h new file mode 100644 index 000000000000..18ef729022a9 --- /dev/null +++ b/include/dt-bindings/reset/mt6589-resets.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2026 Akari Tsuyukusa + */ + +#ifndef _DT_BINDINGS_RESET_MT6589_RESETS_H +#define _DT_BINDINGS_RESET_MT6589_RESETS_H + +/* TOPRGU */ +#define MT6589_TOPRGU_INFRA_RST 0 +#define MT6589_TOPRGU_DISP_RST 1 +#define MT6589_TOPRGU_MFG_RST 2 +#define MT6589_TOPRGU_VENC_RST 3 +#define MT6589_TOPRGU_VDEC_RST 4 +#define MT6589_TOPRGU_IMG_RST 5 +#define MT6589_TOPRGU_DDRPHY_RST 6 +#define MT6589_TOPRGU_MD_RST 7 +#define MT6589_TOPRGU_INFRA_AO_RST 8 +#define MT6589_TOPRGU_MD_LITE_RST 9 +#define MT6589_TOPRGU_APMIXED_RST 10 +#define MT6589_TOPRGU_PWRAP_SPICTL_RST 11 + +#define MT6589_TOPRGU_RST_NUM 12 + +#endif /* _DT_BINDINGS_RESET_MT6589_RESETS_H */ --=20 2.54.0 From nobody Mon Jul 27 20:01:10 2026 Received: from mail-pf1-f170.google.com (mail-pf1-f170.google.com [209.85.210.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AEA30380FD5 for ; 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[14.13.71.96]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f23a600sm5092661b3a.6.2026.07.16.09.19.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 09:19:59 -0700 (PDT) From: Akari Tsuyukusa To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel Cc: linux-watchdog@vger.kernel.org (open list:WATCHDOG DEVICE DRIVERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list:ARM/Mediatek SoC support), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), Roman Vivchar , Akari Tsuyukusa Subject: [PATCH 6/7] watchdog: mtk_wdt: add reset controller support for MT6589 Date: Fri, 17 Jul 2026 01:19:22 +0900 Message-ID: <20260716161923.266315-7-akkun11.open@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716161923.266315-1-akkun11.open@gmail.com> References: <20260716161923.266315-1-akkun11.open@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Now that no other SoC depends on the mt6589 fallback, it is safe to assign reset data to the mt6589 entry. Signed-off-by: Akari Tsuyukusa --- drivers/watchdog/mtk_wdt.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/watchdog/mtk_wdt.c b/drivers/watchdog/mtk_wdt.c index 345d2e89f414..c8ce45a59795 100644 --- a/drivers/watchdog/mtk_wdt.c +++ b/drivers/watchdog/mtk_wdt.c @@ -10,6 +10,7 @@ */ =20 #include +#include #include #include #include @@ -88,6 +89,10 @@ static const struct mtk_wdt_data mt2712_data =3D { .toprgu_sw_rst_num =3D MT2712_TOPRGU_SW_RST_NUM, }; =20 +static const struct mtk_wdt_data mt6589_data =3D { + .toprgu_sw_rst_num =3D MT6589_TOPRGU_RST_NUM, +}; + static const struct mtk_wdt_data mt6735_data =3D { .toprgu_sw_rst_num =3D MT6735_TOPRGU_RST_NUM, }; @@ -496,7 +501,7 @@ static const struct of_device_id mtk_wdt_dt_ids[] =3D { { .compatible =3D "mediatek,mt2712-wdt", .data =3D &mt2712_data }, { .compatible =3D "mediatek,mt6572-wdt" }, { .compatible =3D "mediatek,mt6582-wdt" }, - { .compatible =3D "mediatek,mt6589-wdt" }, + { .compatible =3D "mediatek,mt6589-wdt", .data =3D &mt6589_data }, { .compatible =3D "mediatek,mt6735-wdt", .data =3D &mt6735_data }, { .compatible =3D "mediatek,mt6795-wdt", .data =3D &mt6795_data }, { .compatible =3D "mediatek,mt6797-wdt" }, --=20 2.54.0 From nobody Mon Jul 27 20:01:10 2026 Received: from mail-pf1-f172.google.com (mail-pf1-f172.google.com [209.85.210.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 73A543815DE for ; 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[14.13.71.96]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f23a600sm5092661b3a.6.2026.07.16.09.20.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 09:20:02 -0700 (PDT) From: Akari Tsuyukusa To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Philipp Zabel Cc: linux-watchdog@vger.kernel.org (open list:WATCHDOG DEVICE DRIVERS), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list:ARM/Mediatek SoC support), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), Roman Vivchar , Akari Tsuyukusa Subject: [PATCH 7/7] arm: dts: mediatek: mt6589: add reset support for wdt Date: Fri, 17 Jul 2026 01:19:23 +0900 Message-ID: <20260716161923.266315-8-akkun11.open@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260716161923.266315-1-akkun11.open@gmail.com> References: <20260716161923.266315-1-akkun11.open@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Now the MediaTek watchdog driver supports MT6589 TOPRGU resets. Add #reset-cells =3D <1>; to enable it. Signed-off-by: Akari Tsuyukusa --- arch/arm/boot/dts/mediatek/mt6589.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/mediatek/mt6589.dtsi b/arch/arm/boot/dts/med= iatek/mt6589.dtsi index 46dea445742b..2645054a4a61 100644 --- a/arch/arm/boot/dts/mediatek/mt6589.dtsi +++ b/arch/arm/boot/dts/mediatek/mt6589.dtsi @@ -147,6 +147,7 @@ uart3: serial@11009000 { wdt: watchdog@10000000 { compatible =3D "mediatek,mt6589-wdt"; reg =3D <0x10000000 0x44>; + #reset-cells =3D <1>; }; }; }; --=20 2.54.0