From 8d3a34d7890faa4d968b16e29c5c80e559291fd2 Mon Sep 17 00:00:00 2001 From: Richard Acayan Date: Tue, 31 Mar 2026 15:44:37 -0400 Subject: [PATCH] arm64: dts: qcom: sdm670-google-sargo: add imx355 front camera The Sony IMX355 is the front camera on the Pixel 3a, mounted in portrait mode. It is connected to CSIPHY1 and CCI I2C1, and uses MCLK2. Add support for it. Co-developed-by: Robert Mader Signed-off-by: Robert Mader Signed-off-by: Richard Acayan Reviewed-by: Bryan O'Donoghue Reviewed-by: Vladimir Zapolskiy Reviewed-by: Konrad Dybcio Link: https://lore.kernel.org/r/20260331194437.41041-4-mailingradian@gmail.com Signed-off-by: Bjorn Andersson --- .../boot/dts/qcom/sdm670-google-sargo.dts | 100 ++++++++++++++++++ 1 file changed, 100 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts b/arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts index ed55646ca419d..eba2f3792dd05 100644 --- a/arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts +++ b/arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts @@ -172,6 +172,34 @@ regulator-min-microvolt = <1050000>; regulator-max-microvolt = <1050000>; }; + + cam_front_ldo: cam-front-ldo-regulator { + compatible = "regulator-fixed"; + regulator-name = "cam_front_ldo"; + regulator-min-microvolt = <1352000>; + regulator-max-microvolt = <1352000>; + regulator-enable-ramp-delay = <135>; + + gpios = <&pm660l_gpios 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 = <&cam_front_ldo_pin>; + pinctrl-names = "default"; + }; + + cam_vio_ldo: cam-vio-ldo-regulator { + compatible = "regulator-fixed"; + regulator-name = "cam_vio_ldo"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <233>; + + gpios = <&pm660_gpios 13 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 = <&cam_vio_pin>; + pinctrl-names = "default"; + }; }; &apps_rsc { @@ -392,6 +420,64 @@ }; }; +&camss { + vdda-phy-supply = <&vreg_l1a_1p225>; + vdda-pll-supply = <&vreg_s6a_0p87>; + + status = "okay"; +}; + +&camss_port1 { + camss_endpoint1: endpoint { + data-lanes = <0 1 2 3>; + remote-endpoint = <&cam_front_endpoint>; + }; +}; + +&cci { + pinctrl-0 = <&cci1_default>; + pinctrl-1 = <&cci1_sleep>; + pinctrl-names = "default", "sleep"; + + status = "okay"; +}; + +&cci_i2c1 { + camera@1a { + compatible = "sony,imx355"; + reg = <0x1a>; + + clocks = <&camcc CAM_CC_MCLK2_CLK>; + + /* + * The sensor can accept a 24 MHz clock, but 19.2 MHz has + * better driver compatibility. + */ + assigned-clocks = <&camcc CAM_CC_MCLK2_CLK>; + assigned-clock-rates = <19200000>; + + reset-gpios = <&tlmm 9 GPIO_ACTIVE_LOW>; + + avdd-supply = <&cam_front_ldo>; + dvdd-supply = <&cam_front_ldo>; + dovdd-supply = <&cam_vio_ldo>; + + pinctrl-0 = <&cam_mclk2_default>; + pinctrl-names = "default"; + + rotation = <270>; + orientation = <0>; + + port { + cam_front_endpoint: endpoint { + data-lanes = <1 2 3 4>; + link-frequencies = /bits/ 64 <360000000>; + remote-endpoint = <&camss_endpoint1>; + }; + }; + }; +}; + &gcc { protected-clocks = , , @@ -490,6 +576,14 @@ status = "okay"; }; +&pm660_gpios { + cam_vio_pin: cam-vio-state { + pins = "gpio13"; + function = "normal"; + power-source = <0>; + }; +}; + &pm660_rradc { status = "okay"; }; @@ -508,6 +602,12 @@ }; &pm660l_gpios { + cam_front_ldo_pin: cam-front-state { + pins = "gpio4"; + function = "normal"; + power-source = <0>; + }; + vol_up_pin: vol-up-state { pins = "gpio7"; function = "normal"; -- 2.47.3