162306a36Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 262306a36Sopenharmony_ci%YAML 1.2 362306a36Sopenharmony_ci--- 462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/i2c/i2c-owl.yaml# 562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml# 662306a36Sopenharmony_ci 762306a36Sopenharmony_cititle: Actions Semi Owl I2C Controller 862306a36Sopenharmony_ci 962306a36Sopenharmony_cimaintainers: 1062306a36Sopenharmony_ci - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_cidescription: | 1362306a36Sopenharmony_ci This I2C controller is found in the Actions Semi Owl SoCs: 1462306a36Sopenharmony_ci S500, S700 and S900. 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ciallOf: 1762306a36Sopenharmony_ci - $ref: /schemas/i2c/i2c-controller.yaml# 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ciproperties: 2062306a36Sopenharmony_ci compatible: 2162306a36Sopenharmony_ci enum: 2262306a36Sopenharmony_ci - actions,s500-i2c # Actions Semi S500 compatible SoCs 2362306a36Sopenharmony_ci - actions,s700-i2c # Actions Semi S700 compatible SoCs 2462306a36Sopenharmony_ci - actions,s900-i2c # Actions Semi S900 compatible SoCs 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ci reg: 2762306a36Sopenharmony_ci maxItems: 1 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci interrupts: 3062306a36Sopenharmony_ci maxItems: 1 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_ci clocks: 3362306a36Sopenharmony_ci description: Phandle of the clock feeding the I2C controller. 3462306a36Sopenharmony_ci minItems: 1 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_ci clock-frequency: 3762306a36Sopenharmony_ci description: | 3862306a36Sopenharmony_ci Desired I2C bus clock frequency in Hz. As only Standard and Fast 3962306a36Sopenharmony_ci modes are supported, possible values are 100000 and 400000. 4062306a36Sopenharmony_ci enum: [100000, 400000] 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_cirequired: 4362306a36Sopenharmony_ci - compatible 4462306a36Sopenharmony_ci - reg 4562306a36Sopenharmony_ci - interrupts 4662306a36Sopenharmony_ci - clocks 4762306a36Sopenharmony_ci 4862306a36Sopenharmony_ciunevaluatedProperties: false 4962306a36Sopenharmony_ci 5062306a36Sopenharmony_ciexamples: 5162306a36Sopenharmony_ci - | 5262306a36Sopenharmony_ci #include <dt-bindings/clock/actions,s900-cmu.h> 5362306a36Sopenharmony_ci #include <dt-bindings/interrupt-controller/arm-gic.h> 5462306a36Sopenharmony_ci i2c@e0170000 { 5562306a36Sopenharmony_ci compatible = "actions,s900-i2c"; 5662306a36Sopenharmony_ci reg = <0xe0170000 0x1000>; 5762306a36Sopenharmony_ci interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; 5862306a36Sopenharmony_ci clocks = <&cmu CLK_I2C0>; 5962306a36Sopenharmony_ci clock-frequency = <100000>; 6062306a36Sopenharmony_ci }; 6162306a36Sopenharmony_ci 6262306a36Sopenharmony_ci... 63