bindings/pinctrl/starfive%2Cjh7110-sys-pinctrl.yaml

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/starfive,jh7110-sys-pinctrl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   Bindings for the JH7110 RISC-V SoC from StarFive Technology Ltd.
13   can be multiplexed and have configurable bias, drive strength,
18   any GPIO can be set up to be controlled by any of the peripherals.
21   - Jianlong Huang <jianlong.huang@starfivetech.com>
25     const: starfive,jh7110-sys-pinctrl
39   interrupt-controller: true
41   '#interrupt-cells':
44   gpio-controller: true
46   '#gpio-cells':
50   '-[0-9]+$':
54       '-pins$':
60           muxer configuration, bias, input enable/disable, input schmitt
61           trigger enable/disable, slew-rate and drive strength.
63           - $ref: /schemas/pinctrl/pincfg-node.yaml
64           - $ref: /schemas/pinctrl/pinmux-node.yaml
74           bias-disable: true
76           bias-pull-up:
79           bias-pull-down:
82           drive-strength:
85           input-enable: true
87           input-disable: true
89           input-schmitt-enable: true
91           input-schmitt-disable: true
93           slew-rate:
97   - compatible
98   - reg
99   - clocks
100   - interrupts
101   - interrupt-controller
102   - '#interrupt-cells'
103   - gpio-controller
104   - '#gpio-cells'
109   - |
111         compatible = "starfive,jh7110-sys-pinctrl";
116         interrupt-controller;
117         #interrupt-cells = <2>;
118         gpio-controller;
119         #gpio-cells = <2>;
121         uart0-0 {
122             tx-pins {
124                 bias-disable;
125                 drive-strength = <12>;
126                 input-disable;
127                 input-schmitt-disable;
128                 slew-rate = <0>;
131             rx-pins {
133                 bias-pull-up;
134                 drive-strength = <2>;
135                 input-enable;
136                 input-schmitt-enable;
137                 slew-rate = <0>;