[PATCH v5 3/3] arm64: dts: qcom: lemans-evk-camera: Add DT overlay
From: Wenmeng Liu <hidden>
Date: 2025-09-11 11:56:58
Also in:
linux-arm-msm, linux-i2c, linux-media, lkml
Subsystem:
arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers:
Bjorn Andersson, Konrad Dybcio, Linus Torvalds
Enable IMX577 via CCI1 on LeMans EVK Core Kit. The LeMans EVK board does not include a camera sensor by default, this overlay reflects the possibility of attaching an optional camera sensor. For this reason, the camera sensor configuration is placed in lemans-evk-camera.dtso, rather than modifying the base lemans-evk.dts. Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> Reviewed-by: Konrad Dybcio <redacted> Signed-off-by: Wenmeng Liu <redacted> --- arch/arm64/boot/dts/qcom/Makefile | 4 + arch/arm64/boot/dts/qcom/lemans-evk-camera.dtso | 97 +++++++++++++++++++++++++ 2 files changed, 101 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 0a7c308dec365263bbb7aa5f5cd306dbeacfd3f1..b27f60fbd527146027eebd4bb7b1f8a0a82b3af2 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile@@ -30,6 +30,10 @@ dtb-$(CONFIG_ARCH_QCOM) += ipq9574-rdp449.dtb dtb-$(CONFIG_ARCH_QCOM) += ipq9574-rdp453.dtb dtb-$(CONFIG_ARCH_QCOM) += ipq9574-rdp454.dtb dtb-$(CONFIG_ARCH_QCOM) += lemans-evk.dtb + +lemans-evk-camera-dtbs := lemans-evk.dtb lemans-evk-camera.dtbo + +dtb-$(CONFIG_ARCH_QCOM) += lemans-evk-camera.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8216-samsung-fortuna3g.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8916-acer-a1-724.dtb dtb-$(CONFIG_ARCH_QCOM) += msm8916-alcatel-idol347.dtb
diff --git a/arch/arm64/boot/dts/qcom/lemans-evk-camera.dtso b/arch/arm64/boot/dts/qcom/lemans-evk-camera.dtso
new file mode 100644
index 0000000000000000000000000000000000000000..769befadd4e47d25c376dffab3546b78ce656aad
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/lemans-evk-camera.dtso@@ -0,0 +1,97 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + */ + +/dts-v1/; +/plugin/; + +#include <dt-bindings/clock/qcom,sa8775p-camcc.h> +#include <dt-bindings/gpio/gpio.h> + +&{/} { + vreg_cam1_1p8: regulator-cam1 { + compatible = "regulator-fixed"; + regulator-name = "vreg_cam1"; + startup-delay-us = <10000>; + enable-active-high; + gpio = <&pmm8654au_0_gpios 8 GPIO_ACTIVE_HIGH>; + }; +}; + +&camss { + vdda-pll-supply = <&vreg_l1c>; + vdda-phy-supply = <&vreg_l4a>; + + status = "okay"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + + csiphy1_ep: endpoint { + clock-lanes = <7>; + data-lanes = <0 1 2 3>; + remote-endpoint = <&imx577_ep1>; + }; + }; + }; +}; + +&cci1 { + pinctrl-0 = <&cci1_0_default>; + pinctrl-1 = <&cci1_0_sleep>; + + status = "okay"; +}; + +&cci1_i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + camera@1a { + compatible = "sony,imx577"; + reg = <0x1a>; + + reset-gpios = <&tlmm 133 GPIO_ACTIVE_LOW>; + pinctrl-0 = <&cam1_default>; + pinctrl-names = "default"; + + clocks = <&camcc CAM_CC_MCLK1_CLK>; + assigned-clocks = <&camcc CAM_CC_MCLK1_CLK>; + assigned-clock-rates = <24000000>; + + dovdd-supply = <&vreg_s4a>; + avdd-supply = <&vreg_cam1_1p8>; + + port { + imx577_ep1: endpoint { + clock-lanes = <7>; + link-frequencies = /bits/ 64 <600000000>; + data-lanes = <0 1 2 3>; + remote-endpoint = <&csiphy1_ep>; + }; + }; + }; +}; + +&tlmm { + cam1_default: cam1-default-state { + mclk-pins { + pins = "gpio73"; + function = "cam_mclk"; + drive-strength = <2>; + bias-disable; + }; + + rst-pins { + pins = "gpio133"; + function = "gpio"; + drive-strength = <2>; + bias-disable; + }; + }; +};
--
2.34.1