From nobody Sat Feb 7 18:15:37 2026 Received: from mxout2.routing.net (mxout2.routing.net [134.0.28.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 023E32D5C91; Tue, 23 Dec 2025 17:57:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=134.0.28.12 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766512652; cv=none; b=bGHEqMAvWUokSDl6QCPuc+nV2AEdEOrSwd82TIwpByMz6mxTctZSqcjRso86+hXINFDhSJoeX0i0xcfjzgFmdSMlP6zZe78/WwHX7ix4VpSWvAEpvKQYC3AWUHFqdw4C5Rm+clIItfyhmv21KH/dF9AH6V1hzQ40Qn8fjbOdnqU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766512652; c=relaxed/simple; bh=3wtaN3bESoIswu9lxFtk8tveEUPHd2geRPuBkyewXFQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=uIPpBxKtUxbERXXVGis5RGf+eChhlbQ0KC6Zh7I/MSU8kf3KTQcxxwaddnzLq5oHeW7ITltHgdmSbOKoG+6UENH88xqe0P5kIZ/fjFRS+fmhSs0Tq7yo56CW98eMe76vpw0gLqhXyJ+x/AYqmXVkOWZNnaYxsfTUWFxvppaKWUE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fw-web.de; spf=pass smtp.mailfrom=fw-web.de; dkim=pass (1024-bit key) header.d=mailerdienst.de header.i=@mailerdienst.de header.b=hAzGLMHN; arc=none smtp.client-ip=134.0.28.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fw-web.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fw-web.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mailerdienst.de header.i=@mailerdienst.de header.b="hAzGLMHN" Received: from mxbulk.masterlogin.de (unknown [192.168.10.85]) by mxout2.routing.net (Postfix) with ESMTP id B541B600EF; Tue, 23 Dec 2025 17:57:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailerdienst.de; s=routing; t=1766512641; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=NUF+eCTLG+mmzttQnUwvPW7szQcj8nRq0nrcTr5Z0BU=; b=hAzGLMHNGuy2VarmXTmSSkr8FUSAN5XyZswHTyFVyWaD47AZV3TK5/U4nMU4luxIzpVzbK 0GTaNf09WCk8dbMGfsaw8YabjvGol6RK6Zy4hPwlQTaXv/4Tt9s3xZR6mNZC3Ry/BcFk2M b60XgVtVi7Nh9XvTuuKzMFLMLe+MCbo= Received: from frank-u24.. (fttx-pool-217.61.156.193.bambit.de [217.61.156.193]) by mxbulk.masterlogin.de (Postfix) with ESMTPSA id 73622122705; Tue, 23 Dec 2025 17:57:21 +0000 (UTC) From: Frank Wunderlich To: "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno Cc: Frank Wunderlich , =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= , Mason Chang , Balsam CHIHI , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v2 1/2] dt-bindings: thermal: mediatek: Add LVTS thermal controller definition for MT7987 Date: Tue, 23 Dec 2025 18:56:26 +0100 Message-ID: <20251223175710.25850-2-linux@fw-web.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251223175710.25850-1-linux@fw-web.de> References: <20251223175710.25850-1-linux@fw-web.de> 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" From: Frank Wunderlich Add thermal controller definition for MT7987. Signed-off-by: Frank Wunderlich Acked-by: Rob Herring (Arm) --- .../devicetree/bindings/thermal/mediatek,lvts-thermal.yaml | 1 + include/dt-bindings/thermal/mediatek,lvts-thermal.h | 3 +++ 2 files changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/thermal/mediatek,lvts-therma= l.yaml b/Documentation/devicetree/bindings/thermal/mediatek,lvts-thermal.ya= ml index 0259cd3ce9c5..a9befb523fd4 100644 --- a/Documentation/devicetree/bindings/thermal/mediatek,lvts-thermal.yaml +++ b/Documentation/devicetree/bindings/thermal/mediatek,lvts-thermal.yaml @@ -18,6 +18,7 @@ description: | properties: compatible: enum: + - mediatek,mt7987-lvts-ap - mediatek,mt7988-lvts-ap - mediatek,mt8186-lvts - mediatek,mt8188-lvts-ap diff --git a/include/dt-bindings/thermal/mediatek,lvts-thermal.h b/include/= dt-bindings/thermal/mediatek,lvts-thermal.h index ddc7302a510a..e9780edcd26c 100644 --- a/include/dt-bindings/thermal/mediatek,lvts-thermal.h +++ b/include/dt-bindings/thermal/mediatek,lvts-thermal.h @@ -7,6 +7,9 @@ #ifndef __MEDIATEK_LVTS_DT_H #define __MEDIATEK_LVTS_DT_H =20 +#define MT7987_CPU 0 +#define MT7987_ETH2P5G 1 + #define MT7988_CPU_0 0 #define MT7988_CPU_1 1 #define MT7988_ETH2P5G_0 2 --=20 2.43.0 From nobody Sat Feb 7 18:15:37 2026 Received: from mxout3.routing.net (mxout3.routing.net [134.0.28.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 66F142C0F8E; Tue, 23 Dec 2025 17:57:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=134.0.28.8 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766512653; cv=none; b=F0Y3nGhAdTyIRyObjABgos7l4lzHr1FtBWDA6PG93OJGVeHE+G+G/8LMP6flcEA9wA7bs1L8At3pLYT0SaaoJThh6S2+XApR/RsyPDkqcMF1wHm4xU+Dd3vqy920rc8shL16rMA+R2+wOLlTX3jc/ijqyoTfxgbFv9ZRDA/XgcY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766512653; c=relaxed/simple; bh=fS/y7V1DWGJJ6yTGiMBH2J6unJqICyr0FDu2qnKiWWI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Bsp3mttTqEs3h43MMTuvJGorYkaoUCHS3kQduLBF8UAzLmqWbL2ESEtVynZcwSdzhlgVu4ZicPq6DrnNBQ40jYEX74YpCrTvC3CRVOAznl58cbOxEHTBWKzPKbcJBIL/5DePEoILXOhm33DWJ9gW5yZjgo7O0/0dhFsVszO57vE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fw-web.de; spf=pass smtp.mailfrom=fw-web.de; dkim=pass (1024-bit key) header.d=mailerdienst.de header.i=@mailerdienst.de header.b=npbzClcl; arc=none smtp.client-ip=134.0.28.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fw-web.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fw-web.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mailerdienst.de header.i=@mailerdienst.de header.b="npbzClcl" Received: from mxbulk.masterlogin.de (unknown [192.168.10.85]) by mxout3.routing.net (Postfix) with ESMTP id 069CA604A6; Tue, 23 Dec 2025 17:57:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailerdienst.de; s=routing; t=1766512642; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=A5e65IGpIhGqP5Bp1BDEsHKNZKGjWq/+tq7PdLVmUW0=; b=npbzClcl8kaXyFa96B1ZIk+8Eh2mJGPe27Q671JQPbl+AAIxn+Rpy7RDsJIODnsVZsco6a j2IozCx7S6Or2BIVhhfAkVQGwuruWNvnvUatm3E0zk9TONgPNjk1cscXtgbFiMW5sVoBeK cEst+8sVsPBhsE6EIj8oGqO5xpgsw7Q= Received: from frank-u24.. (fttx-pool-217.61.156.193.bambit.de [217.61.156.193]) by mxbulk.masterlogin.de (Postfix) with ESMTPSA id BBCE2122700; Tue, 23 Dec 2025 17:57:21 +0000 (UTC) From: Frank Wunderlich To: "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno Cc: Frank Wunderlich , =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= , Mason Chang , Balsam CHIHI , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v2 2/2] thermal/drivers/mediatek/lvts_thermal: Add mt7987 support Date: Tue, 23 Dec 2025 18:56:27 +0100 Message-ID: <20251223175710.25850-3-linux@fw-web.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251223175710.25850-1-linux@fw-web.de> References: <20251223175710.25850-1-linux@fw-web.de> 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" From: Frank Wunderlich Add support for MT7987. Signed-off-by: Frank Wunderlich --- v2: - drop irq-enable member - move mt7987 above mt7988 --- drivers/thermal/mediatek/lvts_thermal.c | 36 +++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/medi= atek/lvts_thermal.c index ab55b20cda47..c345a6191715 100644 --- a/drivers/thermal/mediatek/lvts_thermal.c +++ b/drivers/thermal/mediatek/lvts_thermal.c @@ -85,6 +85,8 @@ #define LVTS_GOLDEN_TEMP_DEFAULT 50 #define LVTS_COEFF_A_MT8195 -250460 #define LVTS_COEFF_B_MT8195 250460 +#define LVTS_COEFF_A_MT7987 -204650 +#define LVTS_COEFF_B_MT7987 204650 #define LVTS_COEFF_A_MT7988 -204650 #define LVTS_COEFF_B_MT7988 204650 =20 @@ -1373,6 +1375,20 @@ static void lvts_remove(struct platform_device *pdev) lvts_ctrl_set_enable(&lvts_td->lvts_ctrl[i], false); } =20 +static const struct lvts_ctrl_data mt7987_lvts_ap_data_ctrl[] =3D { + { + .lvts_sensor =3D { + { .dt_id =3D MT7987_CPU, + .cal_offsets =3D { 0x04, 0x05, 0x06 } }, + { .dt_id =3D MT7987_ETH2P5G, + .cal_offsets =3D { 0x08, 0x09, 0x0a } }, + }, + VALID_SENSOR_MAP(1, 1, 0, 0), + .offset =3D 0x0, + .mode =3D LVTS_MSR_FILTERED_MODE, + }, +}; + static const struct lvts_ctrl_data mt7988_lvts_ap_data_ctrl[] =3D { { .lvts_sensor =3D { @@ -1455,6 +1471,12 @@ static const u32 default_init_cmds[] =3D { 0xC10300FC, 0xC103009D, 0xC10300F1, 0xC10300E1 }; =20 +static const u32 mt7987_init_cmds[] =3D { + 0xC1030300, 0xC1030420, 0xC1030500, 0xC10307A6, 0xC10308C7, + 0xC103098D, 0xC1030C7C, 0xC1030AA8, 0xC10308CE, 0xC10308C7, + 0xC1030B04, 0xC1030E01, 0xC10306B8 +}; + static const u32 mt7988_init_cmds[] =3D { 0xC1030300, 0xC1030420, 0xC1030500, 0xC10307A6, 0xC1030CFC, 0xC1030A8C, 0xC103098D, 0xC10308F1, 0xC1030B04, 0xC1030E01, @@ -1753,6 +1775,19 @@ static const struct lvts_ctrl_data mt8195_lvts_ap_da= ta_ctrl[] =3D { } }; =20 +static const struct lvts_data mt7987_lvts_ap_data =3D { + .lvts_ctrl =3D mt7987_lvts_ap_data_ctrl, + .num_lvts_ctrl =3D ARRAY_SIZE(mt7987_lvts_ap_data_ctrl), + .conn_cmd =3D mt7988_conn_cmds, + .init_cmd =3D mt7987_init_cmds, + .num_conn_cmd =3D ARRAY_SIZE(mt7988_conn_cmds), + .num_init_cmd =3D ARRAY_SIZE(mt7987_init_cmds), + .temp_factor =3D LVTS_COEFF_A_MT7987, + .temp_offset =3D LVTS_COEFF_B_MT7987, + .gt_calib_bit_offset =3D 32, + .def_calibration =3D 19380, +}; + static const struct lvts_data mt7988_lvts_ap_data =3D { .lvts_ctrl =3D mt7988_lvts_ap_data_ctrl, .conn_cmd =3D mt7988_conn_cmds, @@ -1857,6 +1892,7 @@ static const struct lvts_data mt8195_lvts_ap_data =3D= { }; =20 static const struct of_device_id lvts_of_match[] =3D { + { .compatible =3D "mediatek,mt7987-lvts-ap", .data =3D &mt7987_lvts_ap_da= ta }, { .compatible =3D "mediatek,mt7988-lvts-ap", .data =3D &mt7988_lvts_ap_da= ta }, { .compatible =3D "mediatek,mt8186-lvts", .data =3D &mt8186_lvts_data }, { .compatible =3D "mediatek,mt8188-lvts-mcu", .data =3D &mt8188_lvts_mcu_= data }, --=20 2.43.0