From nobody Sat Sep 21 02:38:54 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A786C64ED6 for ; Thu, 23 Feb 2023 14:54:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234758AbjBWOyt (ORCPT ); Thu, 23 Feb 2023 09:54:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234147AbjBWOyi (ORCPT ); Thu, 23 Feb 2023 09:54:38 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5032552DF4; Thu, 23 Feb 2023 06:54:36 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 8C37E6602216; Thu, 23 Feb 2023 14:54:34 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1677164075; bh=6pu9qitOcCueSg/XyeyLzoSlFZ5o/IQW+VQsBZPX1lk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=auXFFpiDZrBUMlDFrM3ayviuKcXeH9Y3WZXwAIeHZbbeKfuzs9pa7F1x+JZs9GsIa BYbexjJNUdLaXsyCABnXFPF/r3R4fDv7AeFNfohN9k3XkNf1Om0geQyJlOXWP38tX4 1YyyUvaa08utDnHFamt6ki0jy0kMBnEW/TeCScSvd4H0x33aBoH4XYlEtzNgX1a6E9 CWHWhaS5F2wr5wn7tmAmW7vniNsK7rHEmL5zH+VaXANNN+mYKGEQp098+DM2t3xKcF Q3nemt77J+0QcSSGvoPcBVUTJTvhIxyMl+yHoG0DGtW5fYsV6ivZTFiSjBxNlb+Q1d Xh4BGHz0ufAtw== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, AngeloGioacchino Del Regno Subject: [PATCH v1 1/4] arm64: dts: mediatek: cherry: Add platform thermal configuration Date: Thu, 23 Feb 2023 15:54:23 +0100 Message-Id: <20230223145426.193590-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> References: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" This platform has three auxiliary NTC thermistors, connected to the SoC's ADC pins. Enable the auxadc in order to be able to read the ADC values, add a generic-adc-thermal LUT for each and finally assign them to the SoC's thermal zones. Signed-off-by: AngeloGioacchino Del Regno --- .../boot/dts/mediatek/mt8195-cherry.dtsi | 124 ++++++++++++++++++ 1 file changed, 124 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/b= oot/dts/mediatek/mt8195-cherry.dtsi index 24669093fbed..ae2052a7160d 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -104,6 +104,108 @@ ppvar_sys: regulator-ppvar-sys { regulator-boot-on; }; =20 + tboard_thermistor1: thermal-sensor-t1 { + compatible =3D "generic-adc-thermal"; + #thermal-sensor-cells =3D <0>; + io-channels =3D <&auxadc 0>; + io-channel-names =3D "sensor-channel"; + temperature-lookup-table =3D < (-5000) 4241 + 0 4063 + 5000 3856 + 10000 3621 + 15000 3364 + 20000 3091 + 25000 2810 + 30000 2526 + 35000 2247 + 40000 1982 + 45000 1734 + 50000 1507 + 55000 1305 + 60000 1122 + 65000 964 + 70000 827 + 75000 710 + 80000 606 + 85000 519 + 90000 445 + 95000 382 + 100000 330 + 105000 284 + 110000 245 + 115000 213 + 120000 183 + 125000 161>; + }; + + tboard_thermistor2: thermal-sensor-t2 { + compatible =3D "generic-adc-thermal"; + #thermal-sensor-cells =3D <0>; + io-channels =3D <&auxadc 0>; + io-channel-names =3D "sensor-channel"; + temperature-lookup-table =3D < (-5000) 4241 + 0 4063 + 5000 3856 + 10000 3621 + 15000 3364 + 20000 3091 + 25000 2810 + 30000 2526 + 35000 2247 + 40000 1982 + 45000 1734 + 50000 1507 + 55000 1305 + 60000 1122 + 65000 964 + 70000 827 + 75000 710 + 80000 606 + 85000 519 + 90000 445 + 95000 382 + 100000 330 + 105000 284 + 110000 245 + 115000 213 + 120000 183 + 125000 161>; + }; + + tboard_thermistor3: thermal-sensor-t3 { + compatible =3D "generic-adc-thermal"; + #thermal-sensor-cells =3D <0>; + io-channels =3D <&auxadc 0>; + io-channel-names =3D "sensor-channel"; + temperature-lookup-table =3D < (-5000) 4241 + 0 4063 + 5000 3856 + 10000 3621 + 15000 3364 + 20000 3091 + 25000 2810 + 30000 2526 + 35000 2247 + 40000 1982 + 45000 1734 + 50000 1507 + 55000 1305 + 60000 1122 + 65000 964 + 70000 827 + 75000 710 + 80000 606 + 85000 519 + 90000 445 + 95000 382 + 100000 330 + 105000 284 + 110000 245 + 115000 213 + 120000 183 + 125000 161>; + }; + usb_vbus: regulator-5v0-usb-vbus { compatible =3D "regulator-fixed"; regulator-name =3D "usb-vbus"; @@ -243,6 +345,10 @@ &gpu { mali-supply =3D <&mt6315_7_vbuck1>; }; =20 +&auxadc { + status =3D "okay"; +}; + &i2c0 { status =3D "okay"; =20 @@ -1074,6 +1180,24 @@ mt6315_7_vbuck1: vbuck1 { }; }; =20 +&thermal_zones { + ap_ntc1 { + polling-delay =3D <1000>; + polling-delay-passive =3D <0>; + thermal-sensors =3D <&tboard_thermistor1>; + }; + ap_ntc2 { + polling-delay =3D <1000>; + polling-delay-passive =3D <0>; + thermal-sensors =3D <&tboard_thermistor2>; + }; + ap_ntc3 { + polling-delay =3D <1000>; + polling-delay-passive =3D <0>; + thermal-sensors =3D <&tboard_thermistor3>; + }; +}; + &u3phy0 { status =3D "okay"; }; --=20 2.39.2 From nobody Sat Sep 21 02:38:54 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BC345C678DB for ; Thu, 23 Feb 2023 14:54:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234604AbjBWOyl (ORCPT ); Thu, 23 Feb 2023 09:54:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34476 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234302AbjBWOyi (ORCPT ); Thu, 23 Feb 2023 09:54:38 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BF83853295; Thu, 23 Feb 2023 06:54:36 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 2AAD56602217; Thu, 23 Feb 2023 14:54:35 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1677164075; bh=r1iG8jDPuaedm/CyEheNxI1t1kS8LDRLHJXYGo1C1oo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=a2Qw7uaKoarbfSpT2X7FiJ21QT6UUJdak/MAff4DhFgjRfqWMPOuJKVz1InWreYDT Qky9OzsU22SRt/iWayRt0EOgnFd72XXq82HfSQkNlpLwEFC7kxietNn10TZwjypv6P PlCZFHQ0DkUd1dNgfNsv1PAcEX5OX1G5woVvW3YVGIsWlDWwO626OFxN12x35rkd7+ XCE+AxIswCRNKi5SqhNXybHS1pSUU32G/I24hni3fJ2a93OMM46AeSqMzU6KGViHrQ K/aidOSGZGq9PAURMbcWacrhkzZpEQ4ZZt3WAfYaBRQAXbhfrizbgggNTn1Xwu16B1 NaQda17tZO68Q== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, AngeloGioacchino Del Regno Subject: [PATCH v1 2/4] arm64: dts: mediatek: cherry: Enable PCI-Express ports for WiFi Date: Thu, 23 Feb 2023 15:54:24 +0100 Message-Id: <20230223145426.193590-3-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> References: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" On the Cherry platform, a MT7621 WiFi+Bluetooth combo is connected over PCI-Express (for WiFi) and USB (for BT): enable the PCIe ports to enable enumerating this chip. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Chen-Yu Tsai Tested-by: Chen-Yu Tsai --- .../dts/mediatek/mt8195-cherry-tomato-r1.dts | 7 ++++++ .../boot/dts/mediatek/mt8195-cherry.dtsi | 25 +++++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts b/arc= h/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts index 2d5e8f371b6d..11fc83ddf236 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts @@ -20,6 +20,13 @@ &sound { model =3D "mt8195_r1019_5682"; }; =20 +&pcie0 { + status =3D "okay"; + + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pcie0_pins_default>; +}; + &ts_10 { status =3D "okay"; }; diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/b= oot/dts/mediatek/mt8195-cherry.dtsi index ae2052a7160d..d679a04207d8 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -553,6 +553,13 @@ flash@0 { }; }; =20 +&pcie1 { + status =3D "okay"; + + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pcie1_pins_default>; +}; + &pio { mediatek,rsel-resistance-in-si-unit; pinctrl-names =3D "default"; @@ -934,6 +941,24 @@ pins-cs { }; }; =20 + pcie0_pins_default: pcie0-default-pins { + pins-bus { + pinmux =3D , + , + ; + bias-pull-up; + }; + }; + + pcie1_pins_default: pcie1-default-pins { + pins-bus { + pinmux =3D , + , + ; + bias-pull-up; + }; + }; + pio_default: pio-default-pins { pins-wifi-enable { pinmux =3D ; --=20 2.39.2 From nobody Sat Sep 21 02:38:54 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9D4A3C61DA4 for ; Thu, 23 Feb 2023 14:54:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234291AbjBWOyr (ORCPT ); Thu, 23 Feb 2023 09:54:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234306AbjBWOyi (ORCPT ); Thu, 23 Feb 2023 09:54:38 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5B15952DE6; Thu, 23 Feb 2023 06:54:37 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id BCEE06602218; Thu, 23 Feb 2023 14:54:35 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1677164076; bh=2FDlNqFMvv568OceJDLOHaVPuNkoQcOewFS48O2E3K8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hDuVc56t9YVqQsWw8Z293SKRKZ++z7sXiXURKBM0uIr8fSXw2qoC0Flal9G2n9Bcg SJlLEncNL/dQTjNkoAB0Qt+TbHNsxdhXxzPkWqHT5LNMdaIStRygUpMt9pGEU2K0qH GX/rEaCMSNZZrP+4LW1dvGsAazCto1QUVBQrkGKm6n833DL1oN5pKUtODo9/CQfhDX eA/DBDYqicqHknC5cwT0n7F+sRhsU+PFKKUiIAyKGaKGJ88BVhQ11nuFdcPPX6HXf9 QwYGebToYhxPkP0bV1voaQDykZpFsLMF5eVw67S91vtBG+WPaobCGd+ng9l+NX22Qb u31Q5TMDaTu5w== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, AngeloGioacchino Del Regno Subject: [PATCH v1 3/4] arm64: dts: mediatek: mt8195: Add display pwm nodes Date: Thu, 23 Feb 2023 15:54:25 +0100 Message-Id: <20230223145426.193590-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> References: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add the two hardware PWMs for display backlighting but keep them disabled by default, as usage is board-specific. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Chen-Yu Tsai Tested-by: Chen-Yu Tsai --- arch/arm64/boot/dts/mediatek/mt8195.dtsi | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts= /mediatek/mt8195.dtsi index fecb41104193..c86c4b48dc3f 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi @@ -1102,6 +1102,29 @@ lvts_ap: thermal-sensor@1100b000 { #thermal-sensor-cells =3D <1>; }; =20 + disp_pwm0: pwm@1100e000 { + compatible =3D "mediatek,mt8195-disp-pwm", "mediatek,mt8183-disp-pwm"; + reg =3D <0 0x1100e000 0 0x1000>; + interrupts =3D ; + power-domains =3D <&spm MT8195_POWER_DOMAIN_VDOSYS0>; + #pwm-cells =3D <2>; + clocks =3D <&topckgen CLK_TOP_DISP_PWM0>, + <&infracfg_ao CLK_INFRA_AO_DISP_PWM>; + clock-names =3D "main", "mm"; + status =3D "disabled"; + }; + + disp_pwm1: pwm@1100f000 { + compatible =3D "mediatek,mt8195-disp-pwm", "mediatek,mt8183-disp-pwm"; + reg =3D <0 0x1100f000 0 0x1000>; + interrupts =3D ; + #pwm-cells =3D <2>; + clocks =3D <&topckgen CLK_TOP_DISP_PWM1>, + <&infracfg_ao CLK_INFRA_AO_DISP_PWM1>; + clock-names =3D "main", "mm"; + status =3D "disabled"; + }; + spi1: spi@11010000 { compatible =3D "mediatek,mt8195-spi", "mediatek,mt6765-spi"; --=20 2.39.2 From nobody Sat Sep 21 02:38:54 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EE4DAC636D6 for ; Thu, 23 Feb 2023 14:54:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233783AbjBWOyo (ORCPT ); Thu, 23 Feb 2023 09:54:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234409AbjBWOyi (ORCPT ); Thu, 23 Feb 2023 09:54:38 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EA80C4ECDE; Thu, 23 Feb 2023 06:54:37 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 5B5306602219; Thu, 23 Feb 2023 14:54:36 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1677164076; bh=EMwmDgqiKXB9Dx2NxJ/NhHjgvpsexC8a5B3Qc0K2qvw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KruIvXwfhBJ1KgQJ8MomBQ7ddTMRxdJFkotOKOZNKWW2puLevwEou1ipTyayhMYWD +RG5lQP49nVFlAmbJqLdHw6tddeqQx3O966PhIeYsTHtLsjONtLEKZCeuxstRVtlXl GgBxgCU107vCmvk288rcgohAJoP5oc5e0YcUYLCUiKlYVlY7gSMx7ip+WZraEazNIP fDumET3XZBY1J6PrGU0yI1d8nV2V1Bu3T/HsFrZIkGXrPpz05xc1uNMq/MNXHhGcOG e8hu3/KYlj9qvPWO+VqfTI97mkRag8BJuQty6SgdBhKI4f7QEXDE5lH7pjqlsJ9JPG 9vItNLGbkzOkQ== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, AngeloGioacchino Del Regno Subject: [PATCH v1 4/4] arm64: dts: mediatek: cherry: Add configuration for display backlight Date: Thu, 23 Feb 2023 15:54:26 +0100 Message-Id: <20230223145426.193590-5-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> References: <20230223145426.193590-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Configure the hardware PWM for the integrated display's backlight: all Cherry devices enable the backlight with GPIO82 and manage the PWM via MediaTek disp-pwm on GPIO97. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Chen-Yu Tsai Tested-by: Chen-Yu Tsai --- .../boot/dts/mediatek/mt8195-cherry.dtsi | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/b= oot/dts/mediatek/mt8195-cherry.dtsi index d679a04207d8..c50f1e2914b2 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -22,6 +22,16 @@ aliases { serial0 =3D &uart0; }; =20 + backlight_lcd0: backlight-lcd0 { + compatible =3D "pwm-backlight"; + brightness-levels =3D <0 1023>; + default-brightness-level =3D <576>; + enable-gpios =3D <&pio 82 GPIO_ACTIVE_HIGH>; + num-interpolated-steps =3D <1023>; + pwms =3D <&disp_pwm0 0 500000>; + power-supply =3D <&ppvar_sys>; + }; + chosen { stdout-path =3D "serial0:115200n8"; }; @@ -349,6 +359,13 @@ &auxadc { status =3D "okay"; }; =20 +&disp_pwm0 { + status =3D "okay"; + + pinctrl-names =3D "default"; + pinctrl-0 =3D <&disp_pwm0_pin_default>; +}; + &i2c0 { status =3D "okay"; =20 @@ -773,6 +790,13 @@ pins-cmd-dat { }; }; =20 + disp_pwm0_pin_default: disp-pwm0-default-pins { + pins-disp-pwm { + pinmux =3D , + ; + }; + }; + i2c0_pins: i2c0-default-pins { pins-bus { pinmux =3D , --=20 2.39.2