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([2a01:e0a:106d:1080:a12d:6e5e:e745:c5e8]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-439fe19b936sm43500946f8f.5.2026.03.16.01.28.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 16 Mar 2026 01:28:50 -0700 (PDT) Message-ID: Date: Mon, 16 Mar 2026 09:28:51 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Reply-To: Neil Armstrong Subject: Re: [PATCH v2 10/11] arm64: dts: qcom: x1e80100-lenovo-yoga-slim7x: Add ov02c10 RGB sensor on CSIPHY4 To: Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260316-x1e-camss-csi2-phy-dtsi-v2-0-859f3fa55790@linaro.org> <20260316-x1e-camss-csi2-phy-dtsi-v2-10-859f3fa55790@linaro.org> From: Neil Armstrong Content-Language: en-US, fr Autocrypt: addr=neil.armstrong@linaro.org; keydata= xsBNBE1ZBs8BCAD78xVLsXPwV/2qQx2FaO/7mhWL0Qodw8UcQJnkrWmgTFRobtTWxuRx8WWP GTjuhvbleoQ5Cxjr+v+1ARGCH46MxFP5DwauzPekwJUD5QKZlaw/bURTLmS2id5wWi3lqVH4 BVF2WzvGyyeV1o4RTCYDnZ9VLLylJ9bneEaIs/7cjCEbipGGFlfIML3sfqnIvMAxIMZrvcl9 qPV2k+KQ7q+aXavU5W+yLNn7QtXUB530Zlk/d2ETgzQ5FLYYnUDAaRl+8JUTjc0CNOTpCeik 80TZcE6f8M76Xa6yU8VcNko94Ck7iB4vj70q76P/J7kt98hklrr85/3NU3oti3nrIHmHABEB AAHNKk5laWwgQXJtc3Ryb25nIDxuZWlsLmFybXN0cm9uZ0BsaW5hcm8ub3JnPsLAkQQTAQoA OwIbIwULCQgHAwUVCgkICwUWAgMBAAIeAQIXgBYhBInsPQWERiF0UPIoSBaat7Gkz/iuBQJk Q5wSAhkBAAoJEBaat7Gkz/iuyhMIANiD94qDtUTJRfEW6GwXmtKWwl/mvqQtaTtZID2dos04 YqBbshiJbejgVJjy+HODcNUIKBB3PSLaln4ltdsV73SBcwUNdzebfKspAQunCM22Mn6FBIxQ GizsMLcP/0FX4en9NaKGfK6ZdKK6kN1GR9YffMJd2P08EO8mHowmSRe/ExAODhAs9W7XXExw UNCY4pVJyRPpEhv373vvff60bHxc1k/FF9WaPscMt7hlkbFLUs85kHtQAmr8pV5Hy9ezsSRa GzJmiVclkPc2BY592IGBXRDQ38urXeM4nfhhvqA50b/nAEXc6FzqgXqDkEIwR66/Gbp0t3+r yQzpKRyQif3OwE0ETVkGzwEIALyKDN/OGURaHBVzwjgYq+ZtifvekdrSNl8TIDH8g1xicBYp QTbPn6bbSZbdvfeQPNCcD4/EhXZuhQXMcoJsQQQnO4vwVULmPGgtGf8PVc7dxKOeta+qUh6+ SRh3vIcAUFHDT3f/Zdspz+e2E0hPV2hiSvICLk11qO6cyJE13zeNFoeY3ggrKY+IzbFomIZY 4yG6xI99NIPEVE9lNBXBKIlewIyVlkOaYvJWSV+p5gdJXOvScNN1epm5YHmf9aE2ZjnqZGoM Mtsyw18YoX9BqMFInxqYQQ3j/HpVgTSvmo5ea5qQDDUaCsaTf8UeDcwYOtgI8iL4oHcsGtUX oUk33HEAEQEAAcLAXwQYAQIACQUCTVkGzwIbDAAKCRAWmrexpM/4rrXiB/sGbkQ6itMrAIfn M7IbRuiSZS1unlySUVYu3SD6YBYnNi3G5EpbwfBNuT3H8//rVvtOFK4OD8cRYkxXRQmTvqa3 3eDIHu/zr1HMKErm+2SD6PO9umRef8V82o2oaCLvf4WeIssFjwB0b6a12opuRP7yo3E3gTCS KmbUuLv1CtxKQF+fUV1cVaTPMyT25Od+RC1K+iOR0F54oUJvJeq7fUzbn/KdlhA8XPGzwGRy 4zcsPWvwnXgfe5tk680fEKZVwOZKIEuJC3v+/yZpQzDvGYJvbyix0lHnrCzq43WefRHI5XTT QbM0WUIBIcGmq38+OgUsMYu4NzLu7uZFAcmp6h8g Organization: Linaro In-Reply-To: <20260316-x1e-camss-csi2-phy-dtsi-v2-10-859f3fa55790@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/16/26 02:12, Bryan O'Donoghue wrote: > Add in the RGB sensor on CSIPHY4. > > Signed-off-by: Bryan O'Donoghue > --- > .../boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts | 77 ++++++++++++++++++++++ > 1 file changed, 77 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts b/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts > index 1611bf7302ddf..b09b437e0cd50 100644 > --- a/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts > +++ b/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts > @@ -7,6 +7,7 @@ > > #include > #include > +#include > #include > > #include "hamoa.dtsi" > @@ -863,6 +864,66 @@ &gpu_zap_shader { > firmware-name = "qcom/x1e80100/LENOVO/83ED/qcdxkmsuc8380.mbn"; > }; > > +&camss { > + status = "okay"; > + > + ports { > + /* > + * port0 => csiphy0 > + * port1 => csiphy1 > + * port2 => csiphy2 > + * port3 => csiphy4 > + */ > + port@3 { > + camss_csiphy4_inep0: endpoint@0 { > + clock-lanes = <7>; > + data-lanes = <0 1>; > + remote-endpoint = <&ov02c10_ep>; This is quite wrong, with the PHY in a separate node, the lanes layout has nothing to do in the "controller" ports since the sensor is connected to the the PHY which configures the lanes functions. The PHY should be a media element in a port/endpoint chain to properly describe the data flow from the sensor to the controller. PHY as a separate node is a first step, ideally all components of the CAMSS should be in separate nodes with port/endpoints describing the whole data interconnection. Neil > + }; > + }; > + }; > +}; > + > +&cci1 { > + status = "okay"; > +}; > + > +&cci1_i2c1 { > + camera@36 { > + compatible = "ovti,ov02c10"; > + reg = <0x36>; > + > + reset-gpios = <&tlmm 237 GPIO_ACTIVE_LOW>; > + pinctrl-names = "default"; > + pinctrl-0 = <&cam_rgb_default>; > + > + clocks = <&camcc CAM_CC_MCLK4_CLK>; > + assigned-clocks = <&camcc CAM_CC_MCLK4_CLK>; > + assigned-clock-rates = <19200000>; > + > + orientation = <0>; /* front facing */ > + > + avdd-supply = <&vreg_l7b_2p8>; > + dvdd-supply = <&vreg_l1m_1p2>; > + dovdd-supply = <&vreg_l3m_1p8>; > + > + port { > + ov02c10_ep: endpoint { > + data-lanes = <1 2>; > + link-frequencies = /bits/ 64 <400000000>; > + remote-endpoint = <&camss_csiphy4_inep0>; > + }; > + }; > + }; > +}; > + > +&csiphy4 { > + vdda-0p8-supply = <&vreg_l2c_0p8>; > + vdda-1p2-supply = <&vreg_l1c_1p2>; > + > + status = "okay"; > +}; > + > &i2c0 { > clock-frequency = <400000>; > > @@ -1410,6 +1471,22 @@ &tlmm { > <44 4>, /* SPI (TPM) */ > <238 1>; /* UFS Reset */ > > + cam_rgb_default: cam-rgb-default-state { > + mclk-pins { > + pins = "gpio100"; > + function = "cam_aon"; > + drive-strength = <16>; > + bias-disable; > + }; > + > + reset-n-pins { > + pins = "gpio237"; > + function = "gpio"; > + drive-strength = <2>; > + bias-disable; > + }; > + }; > + > edp_reg_en: edp-reg-en-state { > pins = "gpio70"; > function = "gpio"; >