| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/i2c/qcom,i2c-geni-qcom.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Qualcomm Geni based QUP I2C Controller |
| |
| maintainers: |
| - Andy Gross <agross@kernel.org> |
| - Bjorn Andersson <bjorn.andersson@linaro.org> |
| |
| properties: |
| compatible: |
| enum: |
| - qcom,geni-i2c |
| - qcom,geni-i2c-master-hub |
| |
| clocks: |
| minItems: 1 |
| maxItems: 2 |
| |
| clock-names: |
| minItems: 1 |
| maxItems: 2 |
| |
| clock-frequency: |
| default: 100000 |
| |
| dmas: |
| maxItems: 2 |
| |
| dma-names: |
| items: |
| - const: tx |
| - const: rx |
| |
| interconnects: |
| minItems: 2 |
| maxItems: 3 |
| |
| interconnect-names: |
| minItems: 2 |
| maxItems: 3 |
| |
| interrupts: |
| maxItems: 1 |
| |
| operating-points-v2: true |
| |
| pinctrl-0: true |
| pinctrl-1: true |
| |
| pinctrl-names: |
| minItems: 1 |
| items: |
| - const: default |
| - const: sleep |
| |
| power-domains: |
| maxItems: 1 |
| |
| reg: |
| maxItems: 1 |
| |
| required-opps: |
| maxItems: 1 |
| |
| required: |
| - compatible |
| - interrupts |
| - clocks |
| - clock-names |
| - reg |
| |
| allOf: |
| - $ref: /schemas/i2c/i2c-controller.yaml# |
| - if: |
| properties: |
| compatible: |
| contains: |
| const: qcom,geni-i2c-master-hub |
| then: |
| properties: |
| clocks: |
| minItems: 2 |
| |
| clock-names: |
| items: |
| - const: se |
| - const: core |
| |
| dmas: false |
| dma-names: false |
| |
| interconnects: |
| maxItems: 2 |
| |
| interconnect-names: |
| items: |
| - const: qup-core |
| - const: qup-config |
| else: |
| properties: |
| clocks: |
| maxItems: 1 |
| |
| clock-names: |
| const: se |
| |
| interconnects: |
| minItems: 3 |
| |
| interconnect-names: |
| items: |
| - const: qup-core |
| - const: qup-config |
| - const: qup-memory |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| #include <dt-bindings/clock/qcom,gcc-sc7180.h> |
| #include <dt-bindings/interconnect/qcom,sc7180.h> |
| #include <dt-bindings/power/qcom-rpmpd.h> |
| |
| i2c@88000 { |
| compatible = "qcom,geni-i2c"; |
| reg = <0x00880000 0x4000>; |
| clock-names = "se"; |
| clocks = <&gcc GCC_QUPV3_WRAP0_S0_CLK>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&qup_i2c0_default>; |
| interrupts = <GIC_SPI 601 IRQ_TYPE_LEVEL_HIGH>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| interconnects = <&qup_virt MASTER_QUP_CORE_0 0 &qup_virt SLAVE_QUP_CORE_0 0>, |
| <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_QUP_0 0>, |
| <&aggre1_noc MASTER_QUP_0 0 &mc_virt SLAVE_EBI1 0>; |
| interconnect-names = "qup-core", "qup-config", "qup-memory"; |
| power-domains = <&rpmhpd SC7180_CX>; |
| required-opps = <&rpmhpd_opp_low_svs>; |
| }; |
| ... |
