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Diffstat (limited to 'Documentation/devicetree/bindings/i2c/qcom,i2c-cci.yaml')
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1 files changed, 242 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/i2c/qcom,i2c-cci.yaml b/Documentation/devicetree/bindings/i2c/qcom,i2c-cci.yaml new file mode 100644 index 000000000000..90c9e401229e --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/qcom,i2c-cci.yaml @@ -0,0 +1,242 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/qcom,i2c-cci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Camera Control Interface (CCI) I2C controller + +maintainers: + - Loic Poulain <loic.poulain@linaro.org> + - Robert Foss <robert.foss@linaro.org> + +properties: + compatible: + enum: + - qcom,msm8916-cci + - qcom,msm8974-cci + - qcom,msm8996-cci + - qcom,sdm845-cci + - qcom,sm8250-cci + - qcom,sm8450-cci + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + clocks: + minItems: 4 + maxItems: 6 + + clock-names: + minItems: 4 + maxItems: 6 + + interrupts: + maxItems: 1 + + power-domains: + maxItems: 1 + + reg: + maxItems: 1 + +patternProperties: + "^i2c-bus@[01]$": + $ref: /schemas/i2c/i2c-controller.yaml# + unevaluatedProperties: false + + properties: + reg: + maxItems: 1 + + clock-frequency: + default: 100000 + +required: + - compatible + - clock-names + - clocks + - interrupts + - reg + +allOf: + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8996-cci + then: + required: + - power-domains + + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8916-cci + then: + properties: + i2c-bus@1: false + + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8916-cci + - qcom,msm8996-cci + then: + properties: + clocks: + maxItems: 4 + clock-names: + items: + - const: camss_top_ahb + - const: cci_ahb + - const: cci + - const: camss_ahb + + - if: + properties: + compatible: + contains: + enum: + - qcom,sdm845-cci + then: + properties: + clocks: + minItems: 6 + clock-names: + items: + - const: camnoc_axi + - const: soc_ahb + - const: slow_ahb_src + - const: cpas_ahb + - const: cci + - const: cci_src + + - if: + properties: + compatible: + contains: + enum: + - qcom,sm8250-cci + then: + properties: + clocks: + minItems: 5 + maxItems: 5 + clock-names: + items: + - const: camnoc_axi + - const: slow_ahb_src + - const: cpas_ahb + - const: cci + - const: cci_src + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,camcc-sdm845.h> + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + cci@ac4a000 { + reg = <0x0ac4a000 0x4000>; + compatible = "qcom,sdm845-cci"; + #address-cells = <1>; + #size-cells = <0>; + + interrupts = <GIC_SPI 460 IRQ_TYPE_EDGE_RISING>; + power-domains = <&clock_camcc TITAN_TOP_GDSC>; + + clocks = <&clock_camcc CAM_CC_CAMNOC_AXI_CLK>, + <&clock_camcc CAM_CC_SOC_AHB_CLK>, + <&clock_camcc CAM_CC_SLOW_AHB_CLK_SRC>, + <&clock_camcc CAM_CC_CPAS_AHB_CLK>, + <&clock_camcc CAM_CC_CCI_CLK>, + <&clock_camcc CAM_CC_CCI_CLK_SRC>; + clock-names = "camnoc_axi", + "soc_ahb", + "slow_ahb_src", + "cpas_ahb", + "cci", + "cci_src"; + + assigned-clocks = <&clock_camcc CAM_CC_CAMNOC_AXI_CLK>, + <&clock_camcc CAM_CC_CCI_CLK>; + assigned-clock-rates = <80000000>, + <37500000>; + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&cci0_default &cci1_default>; + pinctrl-1 = <&cci0_sleep &cci1_sleep>; + + i2c-bus@0 { + reg = <0>; + clock-frequency = <1000000>; + #address-cells = <1>; + #size-cells = <0>; + + camera@10 { + compatible = "ovti,ov8856"; + reg = <0x10>; + + reset-gpios = <&tlmm 9 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&cam0_default>; + + clocks = <&clock_camcc CAM_CC_MCLK0_CLK>; + clock-names = "xvclk"; + clock-frequency = <19200000>; + + dovdd-supply = <&vreg_lvs1a_1p8>; + avdd-supply = <&cam0_avdd_2v8>; + dvdd-supply = <&cam0_dvdd_1v2>; + + port { + ov8856_ep: endpoint { + link-frequencies = /bits/ 64 <360000000 180000000>; + data-lanes = <1 2 3 4>; + remote-endpoint = <&csiphy0_ep>; + }; + }; + }; + }; + + cci_i2c1: i2c-bus@1 { + reg = <1>; + clock-frequency = <1000000>; + #address-cells = <1>; + #size-cells = <0>; + + camera@60 { + compatible = "ovti,ov7251"; + reg = <0x60>; + + enable-gpios = <&tlmm 21 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&cam3_default>; + + clocks = <&clock_camcc CAM_CC_MCLK3_CLK>; + clock-names = "xclk"; + clock-frequency = <24000000>; + + vdddo-supply = <&vreg_lvs1a_1p8>; + vdda-supply = <&cam3_avdd_2v8>; + + port { + ov7251_ep: endpoint { + data-lanes = <0 1>; + remote-endpoint = <&csiphy3_ep>; + }; + }; + }; + }; + }; |