0001 # SPDX-License-Identifier: GPL-2.0
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/i2c/allwinner,sun6i-a31-p2wi.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Allwinner A31 P2WI (Push/Pull 2 Wires Interface) Device Tree Bindings
0008
0009 maintainers:
0010 - Chen-Yu Tsai <wens@csie.org>
0011 - Maxime Ripard <mripard@kernel.org>
0012
0013 allOf:
0014 - $ref: /schemas/i2c/i2c-controller.yaml#
0015
0016 properties:
0017 compatible:
0018 const: allwinner,sun6i-a31-p2wi
0019
0020 reg:
0021 maxItems: 1
0022
0023 interrupts:
0024 maxItems: 1
0025
0026 clocks:
0027 maxItems: 1
0028
0029 resets:
0030 maxItems: 1
0031
0032 clock-frequency:
0033 minimum: 1
0034 maximum: 6000000
0035
0036 required:
0037 - compatible
0038 - reg
0039 - interrupts
0040 - clocks
0041 - resets
0042
0043 unevaluatedProperties: false
0044
0045 examples:
0046 - |
0047 i2c@1f03400 {
0048 compatible = "allwinner,sun6i-a31-p2wi";
0049 reg = <0x01f03400 0x400>;
0050 interrupts = <0 39 4>;
0051 clocks = <&apb0_gates 3>;
0052 clock-frequency = <100000>;
0053 resets = <&apb0_rst 3>;
0054 #address-cells = <1>;
0055 #size-cells = <0>;
0056
0057 axp221: pmic@68 {
0058 /* compatible = "x-powers,axp221"; */
0059 reg = <0x68>;
0060 };
0061 };
0062
0063 ...
