Based on kernel version 6.13
. Page generated on 2025-01-21 08:20 EST
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 | # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 --- $id: http://devicetree.org/schemas/pinctrl/sophgo,cv1800-pinctrl.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Sophgo CV1800 Pin Controller maintainers: - Inochi Amaoto <inochiama@outlook.com> properties: compatible: enum: - sophgo,cv1800b-pinctrl - sophgo,cv1812h-pinctrl - sophgo,sg2000-pinctrl - sophgo,sg2002-pinctrl reg: items: - description: pinctrl for system domain - description: pinctrl for rtc domain reg-names: items: - const: sys - const: rtc resets: maxItems: 1 patternProperties: '-cfg$': type: object description: A pinctrl node should contain at least one subnode representing the pinctrl groups available on the machine. additionalProperties: false patternProperties: '-pins$': type: object description: | Each subnode will list the pins it needs, and how they should be configured, with regard to muxer configuration, bias, input enable/disable, input schmitt trigger, slew-rate, drive strength and bus hold state. In addition, all pins in the same subnode should have the same power domain. For configuration detail, refer to https://github.com/sophgo/sophgo-doc/. allOf: - $ref: pincfg-node.yaml# - $ref: pinmux-node.yaml# properties: pinmux: description: | The list of GPIOs and their mux settings that properties in the node apply to. This should be set using the PINMUX or PINMUX2 macro. bias-pull-up: type: boolean bias-pull-down: type: boolean drive-strength-microamp: description: typical current when output high level. input-schmitt-microvolt: description: typical threshold for schmitt trigger. power-source: description: power supplies at X mV. enum: [ 1800, 3300 ] slew-rate: description: slew rate for output buffer (0 is fast, 1 is slow) enum: [ 0, 1 ] bias-bus-hold: true required: - pinmux - power-source additionalProperties: false required: - compatible - reg - reg-names additionalProperties: false examples: - | #include <dt-bindings/pinctrl/pinctrl-cv1800b.h> pinctrl@3001000 { compatible = "sophgo,cv1800b-pinctrl"; reg = <0x03001000 0x1000>, <0x05027000 0x1000>; reg-names = "sys", "rtc"; uart0_cfg: uart0-cfg { uart0-pins { pinmux = <PINMUX(PIN_UART0_TX, 0)>, <PINMUX(PIN_UART0_RX, 0)>; bias-pull-up; drive-strength-microamp = <10800>; input-schmitt-microvolt = <0>; power-source = <3300>; slew-rate = <0>; }; }; }; ... |