From nobody Sat Sep 26 13:08:50 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 B97DD3AB294; Tue, 1 Sep 2026 09:46:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788256009; cv=none; b=q+AtPFECnWfthTEA1vt0hT4MJOfDpNR3hNPZs8+6TgSTH9DSMKp4VNvrancGdUO/R1pzxeHNf+MwZzWUYznSjmxJhhGtgn1fIqT/0m6zY5SLtQxETVau+WMM0ajmvQyylMDd/hiSidCjlqhDGxGYFISlkg3vaul9r/AW/Ycng6Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788256009; c=relaxed/simple; bh=qbgHBFxLenljTBywutJsmXQHyq15tR9y7KdJQsYrmrA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=LwsmaLooVKnVq4FA/6mIxQpJcPNxlykqm035AuiuBgA9ZlW/Xx7EEhlhSqlvxI7BDIuEKEtcfxAaZ3h2uYYvJms3iG2cQERGSGEuVMJWEVwo34EgdPb2yElzfbOwctlUfDNEFbPIj0Tqic1wfusqnjK/r5K4DOhGcMxTWFdXCVA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=gVG4NSyx; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="gVG4NSyx" Received: by smtp.kernel.org (Postfix) with ESMTPS id 47D6AC2BCFA; Tue, 1 Sep 2026 09:46:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1788256009; bh=qbgHBFxLenljTBywutJsmXQHyq15tR9y7KdJQsYrmrA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=gVG4NSyxQ4rVNUWhVXIkKSlkg8e4Zv+HQFCqTL+tt9s8b8TeEZ/3fVHU+zFYnhm9f vRgZp1kwNiuueBcZ87Xd8rpKD5he0PEgbekFbj9Yp1JIiJgOjGDB5YtWDvXjE/JQyW LPIFSkjrT4yVJ6BEgs6urboRPTdhPrwX9HSvAZJ6dFEpadod3ajNS+H3If3JcSMhtp eBny2kzHhdNnUp258Ccay84XUtaqYjYisGXYt9dNQGsixWTYPjE515ZwZWaO0EZFtb 1A2x9J16KPYrNRdcOFLXIhNRv4FsQW3SY5VU5npRrB5WvzqEepKuBBNIQsZHxoYFyV ARB2YWh+msvQQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32014C61DD3; Tue, 1 Sep 2026 09:46:49 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Tue, 01 Sep 2026 11:46:45 +0200 Subject: [PATCH v8 1/2] arm64: dts: qcom: sdm845-google: Add dual front IMX355 cameras Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260901-pixel3-camera-v8-1-99f159883348@ixit.cz> References: <20260901-pixel3-camera-v8-0-99f159883348@ixit.cz> In-Reply-To: <20260901-pixel3-camera-v8-0-99f159883348@ixit.cz> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Konrad Dybcio , Petr Hodina , Richard Acayan , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, David Heidelberg X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=7104; i=david@ixit.cz; h=from:subject:message-id; bh=NpOqrR482KbbdoTfGzFHNRDac3tLIbg0jFg++wCA3VY=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBqlp8HwNAOYbcrPlWzY9dUUc/B6OxIts/ClqyLG hSGkEtQ7umJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCapafBwAKCRBgAj/E00kg cj6ED/95UNId0kTUcpqnKXkZhQ2jnzASzzpFL42ypOxsCJLCpYfsivrauM5WFRxc8ThGFrR+9RT VdPLu0cOyEAHkleYRrfmH4h9UKGrwSdTTVAYPYCHesehAaCEhwRhhmg4pgr+G3I02/eGk/Z/84E udtVbGx3ZR1T1srci2IRU7urmFwLsRD6I47sumxKWX3c9CYDypgFPwZh1OKLLHIUZKGpv44zeHe YSVbxsj1ebPaWo4W9wxYd2lE80qw+iHo45cb+Y9SMRACr2EU6isU9EuyXGFi2exjc32jYm9OCPS +K13QifptiUeA7+46EBc4H34RwIGAbNy+wJTuU6NFQzFidj24GkUlbY5od0W63aYHm7oOTPwzbu 749oG1mG398vk/sE4rNVaNFLBvaNJ4tB7BbwlhH2qQ62HbcW8XI6Y6vQVyYFARE6zFnbBLhzJGj QSNTIt2KFjQfXNZIun4F9YlTfNYiGrwNLvn64W/NF61Y+cEJ338PRct0H0LCIl4a/bWnsQWhmPe 7uY7YTeBl6/bqdSvgC/tTnMlqW7p7GCwg6QoEbHlNKDMzzn4qEIfc7W4+d/0e+sIhVJ1j0f5QcH c6tiAV3k8Dy+U/Pe4vGT0xFJxjbHbpv0eG55OKoPegzqqAXlx7s5ITK7K5N67CgntjI+w76I3va HK/TpZkrFJforKQ== X-Developer-Key: i=david@ixit.cz; a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: David Heidelberg The Pixel 3 features two front-facing Sony IMX355 sensors with different focal lengths (standard and wide-angle). Sensors are connected via CSIPHY port 1 and 2 and controlled over CCI I2C1, using MCLK2 as the clock source. This enables support for the dual front camera configuration. Signed-off-by: David Heidelberg Reviewed-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi | 172 +++++++++++++++++= +++- 1 file changed, 171 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi b/arch/arm6= 4/boot/dts/qcom/sdm845-google-common.dtsi index 9e952f9862f24..913e2032e6472 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi @@ -1,16 +1,18 @@ // SPDX-License-Identifier: GPL-2.0-only =20 /dts-v1/; =20 #include #include #include #include +#include +#include #include =20 #include "sdm845.dtsi" #include "pm8998.dtsi" #include "pmi8998.dtsi" =20 /delete-node/ &mpss_region; /delete-node/ &venus_mem; @@ -108,16 +110,48 @@ gpio-keys { key-vol-up { label =3D "Volume Up"; linux,code =3D ; gpios =3D <&pm8998_gpios 6 GPIO_ACTIVE_LOW>; debounce-interval =3D <15>; }; }; =20 + camera_front_avdd: regulator-front-cam-avdd { + compatible =3D "regulator-fixed"; + regulator-name =3D "front_cam_avdd"; + + regulator-min-microvolt =3D <2800000>; + regulator-max-microvolt =3D <2800000>; + + gpios =3D <&tlmm 8 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 =3D <&cam_front_avdd_default>; + pinctrl-names =3D "default"; + + vin-supply =3D <&vreg_bob>; + }; + + camera_front_aux_avdd: regulator-front-cam-aux-avdd { + compatible =3D "regulator-fixed"; + regulator-name =3D "front_cam_aux_avdd"; + + regulator-min-microvolt =3D <2800000>; + regulator-max-microvolt =3D <2800000>; + + gpios =3D <&tlmm 14 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 =3D <&cam_front_aux_avdd_default>; + pinctrl-names =3D "default"; + + vin-supply =3D <&vreg_bob>; + }; + vph_pwr: regulator-vph-pwr { compatible =3D "regulator-fixed"; regulator-name =3D "vph_pwr"; regulator-min-microvolt =3D <3700000>; regulator-max-microvolt =3D <3700000>; }; =20 vreg_s4a_1p8: regulator-vreg-s4a-1p8 { @@ -314,16 +348,21 @@ vreg_l28a_3p0: ldo28 { regulator-initial-mode =3D ; regulator-boot-on; /* * We can't properly bring the panel back if it gets turned off * so keep it's regulators always on for now. */ regulator-always-on; }; + + vreg_lvs1_1p8: lvs1 { + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1800000>; + }; }; =20 regulators-1 { compatible =3D "qcom,pmi8998-rpmh-regulators"; qcom,pmic-id =3D "b"; =20 vdd-bob-supply =3D <&vph_pwr>; =20 @@ -346,24 +385,127 @@ regulators-2 { =20 vreg_s3c_0p6: smps3 { regulator-min-microvolt =3D <600000>; regulator-max-microvolt =3D <600000>; }; }; }; =20 +&camss { + vdda-phy-supply =3D <&vreg_l1a_0p875>; + vdda-pll-supply =3D <&vreg_l26a_1p2>; + + /* + * MCLK2 (GPIO15) is shared between both front camera sensors. + * The clock is generated by CAMCC, therefore the pin is + * configured here rather than in individual sensor nodes. + */ + pinctrl-0 =3D <&cam_mclk2_default>; + pinctrl-1 =3D <&cam_mclk2_sleep>; + pinctrl-names =3D "default", "sleep"; + + status =3D "okay"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@1 { + reg =3D <1>; + + camss_endpoint1: endpoint { + bus-type =3D ; + data-lanes =3D <0 1 2 3>; + remote-endpoint =3D <&cam_aux_front_endpoint>; + }; + }; + + port@2 { + reg =3D <2>; + + camss_endpoint2: endpoint { + bus-type =3D ; + data-lanes =3D <0 1 2 3>; + remote-endpoint =3D <&cam_front_endpoint>; + }; + }; + }; +}; + +&cci0_sleep { + /* bus has external pull-up */ + /delete-property/ bias-pull-down; + bias-disable; +}; + &cci { status =3D "okay"; }; =20 &cci_i2c1 { /* actuator @0c */ =20 - /* front camera, imx355 @1a */ + front_cam: camera@10 { + compatible =3D "sony,imx355"; + reg =3D <0x10>; + + clocks =3D <&clock_camcc CAM_CC_MCLK2_CLK>; + assigned-clocks =3D <&clock_camcc CAM_CC_MCLK2_CLK>; + assigned-clock-rates =3D <24000000>; + + reset-gpios =3D <&tlmm 21 GPIO_ACTIVE_LOW>; + + avdd-supply =3D <&camera_front_avdd>; + dvdd-supply =3D <&vreg_s3a_1p35>; + dovdd-supply =3D <&vreg_lvs1_1p8>; + + pinctrl-0 =3D <&cam_front_reset_default>; + pinctrl-names =3D "default"; + + rotation =3D <270>; + orientation =3D ; + + port { + cam_front_endpoint: endpoint { + data-lanes =3D <1 2 3 4>; + link-frequencies =3D /bits/ 64 <360000000>; + remote-endpoint =3D <&camss_endpoint2>; + }; + }; + }; + + front_aux_cam: camera@1a { + compatible =3D "sony,imx355"; + reg =3D <0x1a>; + + clocks =3D <&clock_camcc CAM_CC_MCLK2_CLK>; + assigned-clocks =3D <&clock_camcc CAM_CC_MCLK2_CLK>; + assigned-clock-rates =3D <24000000>; + + reset-gpios =3D <&tlmm 9 GPIO_ACTIVE_LOW>; + + avdd-supply =3D <&camera_front_aux_avdd>; + dvdd-supply =3D <&vreg_s3a_1p35>; + dovdd-supply =3D <&vreg_lvs1_1p8>; + + pinctrl-0 =3D <&cam_front_aux_reset_default>; + pinctrl-names =3D "default"; + + rotation =3D <270>; + orientation =3D ; + + port { + cam_aux_front_endpoint: endpoint { + data-lanes =3D <1 2 3 4>; + link-frequencies =3D /bits/ 64 <360000000>; + remote-endpoint =3D <&camss_endpoint1>; + }; + }; + }; =20 /* eeprom @50, at24 driver says 8K */ }; =20 &cdsp_pas { firmware-name =3D "qcom/sdm845/Google/blueline/cdsp.mbn"; =20 status =3D "okay"; @@ -485,16 +627,44 @@ nfc_int_default: nfc-int-default-state { =20 nfc_enable_default: nfc-enable-default-state { pins =3D "gpio25", "gpio79"; function =3D "gpio"; drive-strength =3D <2>; bias-pull-down; }; =20 + cam_front_avdd_default: cam-avdd-default-state { + pins =3D "gpio8"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + + cam_front_aux_reset_default: cam-front-aux-reset-default-state { + pins =3D "gpio9"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + + cam_front_aux_avdd_default: cam-avdd-aux-default-state { + pins =3D "gpio14"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + + cam_front_reset_default: cam-front-reset-default-state { + pins =3D "gpio21"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + touchscreen_reset: ts-reset-state { pins =3D "gpio99"; function =3D "gpio"; drive-strength =3D <8>; bias-pull-up; }; =20 touchscreen_pins: ts-pins-gpio-state { --=20 2.55.0 From nobody Sat Sep 26 13:08:50 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 B96E93AB283; 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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260901-pixel3-camera-v8-2-99f159883348@ixit.cz> References: <20260901-pixel3-camera-v8-0-99f159883348@ixit.cz> In-Reply-To: <20260901-pixel3-camera-v8-0-99f159883348@ixit.cz> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Konrad Dybcio , Petr Hodina , Richard Acayan , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, David Heidelberg X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2228; i=david@ixit.cz; h=from:subject:message-id; bh=prTj+YvVw1o8d4g7Tl+HH1FctxXrbb97DHabaxSpRN4=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBqlp8H0JS9hyifhRSwlIuOsIYEeGMwFiabxbPvS uqVf8Ieh9aJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCapafBwAKCRBgAj/E00kg cuKcEADQT8OYqJANMbHWK5Z9NGf1W9K3Z2ahdoyDK4UsPMaupYFh12K9xbtfcOkUEZ0JZoUXGap XlnHOEKlsleiTHNSc1//UgSm0NCaXs1yapw8hgh/K8+RcM4yMOQo0K6p2sbGpalhgFxQxYpdy+p BmVpJ5BVC2P9ZlgJr9HXTVGxhlUAs61g4o7JCuSWcAaPrbQ67fPVGq1+HzeoANw1CWiDEBQ3O+j raaA75TZfZ+ELqk195Gq6hIAs/sDunnjdcMceD+oxRDtRPsQqVso9pqn8M6Z+VeIxm15NKHat9x vhUZDHRH16Yoru4NXCBnZfWP2JURtaK4QXj8uVxzMcJ27m/RI/ADCr+1RSmdFgrjwKLmltI+854 DsxQGz4PbgInyuj8RvZuwzfKulWDsQOlwakk58ARtY/IeMu24kwuZdRi6PQ9/ikeBU42xrrD3Aq GSnXoYuUEd78NyND7H1/76sk0b/sdQrrOxLN6I9HmYo3ulSNu3yL/E3U9yF2CEULZnJydOj48Cf DQQWGEIJuEJHsTnEav80JUUEYHv9y+Lr6fnhlxFSUNY8zXOjQy2cVqITuCAKf9c0kI8/8sSvpOs qpDFPtkoWam2AznYdnzRKk2Gb/ASqCbchB3yzRFG/aNvy+2BhbaYEeeRifyfN19Y6rW7i2zDQRv 4kh0yZzXNyH9ZTw== X-Developer-Key: i=david@ixit.cz; a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: David Heidelberg Enable the PMI8998 flash LED block and describe two white flash LEDs used for the rear camera. Configure the LED in flash mode with hardware limits matching the original device configuration, including maximum current and timeout. In contrary to downstream, we can control both LEDs separately. Reviewed-by: Konrad Dybcio Signed-off-by: David Heidelberg --- arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi | 27 ++++++++++++++++++= ++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi b/arch/arm6= 4/boot/dts/qcom/sdm845-google-common.dtsi index 913e2032e6472..365fd6d9287e1 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi @@ -1,16 +1,17 @@ // SPDX-License-Identifier: GPL-2.0-only =20 /dts-v1/; =20 #include #include #include #include +#include #include #include #include =20 #include "sdm845.dtsi" #include "pm8998.dtsi" #include "pmi8998.dtsi" =20 @@ -591,16 +592,42 @@ &pm8998_resin { }; =20 &pmi8998_charger { monitored-battery =3D <&battery>; =20 status =3D "okay"; }; =20 +&pmi8998_flash { + status =3D "okay"; + + /* upper part of the flash module */ + led-0 { + function =3D LED_FUNCTION_FLASH; + color =3D ; + led-sources =3D <1>; + led-max-microamp =3D <500000>; + flash-max-microamp =3D <1500000>; + flash-max-timeout-us =3D <1280000>; + function-enumerator =3D <0>; + }; + + /* lower part of the flash module */ + led-1 { + function =3D LED_FUNCTION_FLASH; + color =3D ; + led-sources =3D <2>; + led-max-microamp =3D <500000>; + flash-max-microamp =3D <1500000>; + flash-max-timeout-us =3D <1280000>; + function-enumerator =3D <1>; + }; +}; + &qupv3_id_0 { status =3D "okay"; }; =20 &qupv3_id_1 { status =3D "okay"; }; =20 --=20 2.55.0