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Thu, 09 Apr 2026 13:18:43 -0700 (PDT) From: Oliver White To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: bod@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Oliver White Subject: [PATCH v2 1/2] arm64: dts: qcom: x1e80100-microsoft-romulus: add PM8010 camera regulators Date: Fri, 10 Apr 2026 08:17:16 +1200 Message-ID: <20260409201717.108169-2-oliverjwhite07@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260409201717.108169-1-oliverjwhite07@gmail.com> References: <20260409083609.75341-1-oliverjwhite07@gmail.com> <20260409201717.108169-1-oliverjwhite07@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 the PM8010 regulator outputs used by the front-facing OV02C10 camera module on Microsoft Romulus. These rails provide the supplies referenced by the camera enablement patch. Signed-off-by: Oliver White Reviewed-by: Bryan O'Donoghue --- .../dts/qcom/x1e80100-microsoft-romulus.dtsi | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi b/arc= h/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi index 14b5663a4d48..4427ecae423f 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi @@ -857,6 +857,57 @@ vreg_l3j: ldo3 { regulator-initial-mode =3D ; }; }; + + regulators-8 { + compatible =3D "qcom,pm8010-rpmh-regulators"; + qcom,pmic-id =3D "m"; + + vdd-l1-l2-supply =3D <&vreg_s5j>; + vdd-l3-l4-supply =3D <&vreg_s4c>; + vdd-l7-supply =3D <&vreg_bob1>; + + vreg_l1m_1p2: ldo1 { + regulator-name =3D "vreg_l1m_1p2"; + regulator-min-microvolt =3D <1200000>; + regulator-max-microvolt =3D <1260000>; + regulator-initial-mode =3D ; + }; + + vreg_l2m_1p2: ldo2 { + regulator-name =3D "vreg_l2m_1p2"; + regulator-min-microvolt =3D <1200000>; + regulator-max-microvolt =3D <1260000>; + regulator-initial-mode =3D ; + }; + + vreg_l3m_1p8: ldo3 { + regulator-name =3D "vreg_l3m_1p8"; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1900000>; + regulator-initial-mode =3D ; + }; + + vreg_l4m_1p8: ldo4 { + regulator-name =3D "vreg_l4m_1p8"; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1900000>; + regulator-initial-mode =3D ; + }; + + vreg_l5m_2p8: ldo5 { + regulator-name =3D "vreg_l5m_2p8"; + regulator-min-microvolt =3D <2800000>; + regulator-max-microvolt =3D <3072000>; + regulator-initial-mode =3D ; + }; + + vreg_l7m_2p8: ldo7 { + regulator-name =3D "vreg_l7m_2p8"; + regulator-min-microvolt =3D <2800000>; + regulator-max-microvolt =3D <3072000>; + regulator-initial-mode =3D ; + }; + }; }; =20 &gpu { @@ -867,6 +918,7 @@ &gpu_zap_shader { firmware-name =3D "qcom/x1e80100/microsoft/qcdxkmsuc8380.mbn"; }; =20 + &i2c0 { clock-frequency =3D <100000>; =20 --=20 2.51.0 From nobody Mon Jun 15 10:45:17 2026 Received: from mail-pl1-f178.google.com (mail-pl1-f178.google.com [209.85.214.178]) (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 1F3D633CEA7 for ; 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Thu, 09 Apr 2026 13:18:51 -0700 (PDT) Received: from tomriddle ([131.203.184.83]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b2d4f48cfdsm3895425ad.82.2026.04.09.13.18.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Apr 2026 13:18:51 -0700 (PDT) From: Oliver White To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: bod@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Oliver White Subject: [PATCH v2 2/2] arm64: dts: qcom: x1e80100-microsoft-romulus: enable OV02C10 MIPI CSI-2 camera Date: Fri, 10 Apr 2026 08:17:17 +1200 Message-ID: <20260409201717.108169-3-oliverjwhite07@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260409201717.108169-1-oliverjwhite07@gmail.com> References: <20260409083609.75341-1-oliverjwhite07@gmail.com> <20260409201717.108169-1-oliverjwhite07@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" Enable the front-facing OV02C10 MIPI CSI-2 camera on Microsoft Romulus by enabling CAMSS, CCI1 and CSIPHY4, adding the sensor node and its endpoint, and defining the pinctrl state used by the camera clock and reset lines. Signed-off-by: Oliver White --- .../dts/qcom/x1e80100-microsoft-romulus.dtsi | 75 +++++++++++++++++++ 1 file changed, 75 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi b/arc= h/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi index 4427ecae423f..9e910813fa48 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi @@ -918,6 +918,65 @@ &gpu_zap_shader { firmware-name =3D "qcom/x1e80100/microsoft/qcdxkmsuc8380.mbn"; }; =20 +&camss { + status =3D "okay"; + + ports { + /* + * port0 =3D> csiphy0 + * port1 =3D> csiphy1 + * port2 =3D> csiphy2 + * port3 =3D> csiphy4 + */ + port@3 { + camss_csiphy4_inep0: endpoint@0 { + clock-lanes =3D <7>; + data-lanes =3D <0 1>; + remote-endpoint =3D <&ov02c10_ep>; + }; + }; + }; +}; + +&cci1 { + status =3D "okay"; +}; + +&cci1_i2c1 { + camera@36 { + compatible =3D "ovti,ov02c10"; + reg =3D <0x36>; + + reset-gpios =3D <&tlmm 237 GPIO_ACTIVE_LOW>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&cam_rgb_default>; + + clocks =3D <&camcc CAM_CC_MCLK4_CLK>; + assigned-clocks =3D <&camcc CAM_CC_MCLK4_CLK>; + assigned-clock-rates =3D <19200000>; + + orientation =3D <0>; /* front facing */ + + avdd-supply =3D <&vreg_l5m_2p8>; + dvdd-supply =3D <&vreg_l1m_1p2>; + dovdd-supply =3D <&vreg_l3m_1p8>; + + port { + ov02c10_ep: endpoint { + data-lanes =3D <1 2>; + link-frequencies =3D /bits/ 64 <400000000>; + remote-endpoint =3D <&camss_csiphy4_inep0>; + }; + }; + }; +}; + +&csiphy4 { + vdda-0p8-supply =3D <&vreg_l2c>; + vdda-1p2-supply =3D <&vreg_l1c>; + + status =3D "okay"; +}; =20 &i2c0 { clock-frequency =3D <100000>; @@ -1493,6 +1552,22 @@ wcn_sw_en: wcn-sw-en-state { bias-disable; }; =20 + cam_rgb_default: cam-rgb-default-state { + mclk-pins { + pins =3D "gpio100"; + function =3D "cam_aon"; + drive-strength =3D <16>; + bias-disable; + }; + + reset-n-pins { + pins =3D "gpio237"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + }; + cam_indicator_en: cam-indicator-en-state { pins =3D "gpio225"; function =3D "gpio"; --=20 2.51.0