124 lines
2.7 KiB
YAML
124 lines
2.7 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/pinctrl/loongson,ls2k-pinctrl.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Loongson-2 SoC Pinctrl Controller
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maintainers:
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- zhanghongchen <zhanghongchen@loongson.cn>
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- Yinbo Zhu <zhuyinbo@loongson.cn>
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allOf:
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- $ref: pinctrl.yaml#
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properties:
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compatible:
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const: loongson,ls2k-pinctrl
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reg:
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maxItems: 1
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patternProperties:
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'-pins$':
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type: object
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additionalProperties: false
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patternProperties:
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'pinmux$':
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type: object
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description: node for pinctrl.
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$ref: pinmux-node.yaml#
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unevaluatedProperties: false
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properties:
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groups:
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description:
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One or more groups of pins to mux to a certain function
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items:
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enum: [gpio, sdio, can1, can0, pwm3, pwm2, pwm1, pwm0, i2c1, i2c0,
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nand, sata_led, i2s, hda]
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function:
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description:
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The function that a group of pins is muxed to
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enum: [gpio, sdio, can1, can0, pwm3, pwm2, pwm1, pwm0, i2c1, i2c0,
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nand, sata_led, i2s, hda]
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required:
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- groups
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- function
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required:
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- compatible
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- reg
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additionalProperties: false
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examples:
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- |
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pctrl: pinctrl@1fe00420 {
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compatible = "loongson,ls2k-pinctrl";
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reg = <0x1fe00420 0x18>;
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sdio_pins_default: sdio-pins {
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sdio-pinmux {
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groups = "sdio";
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function = "sdio";
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};
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sdio-det-pinmux {
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groups = "pwm2";
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function = "gpio";
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};
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};
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pwm1_pins_default: pwm1-pins {
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pinmux {
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groups = "pwm1";
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function = "pwm1";
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};
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};
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pwm0_pins_default: pwm0-pins {
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pinmux {
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groups = "pwm0";
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function = "pwm0";
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};
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};
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i2c1_pins_default: i2c1-pins {
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pinmux {
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groups = "i2c1";
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function = "i2c1";
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};
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};
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i2c0_pins_default: i2c0-pins {
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pinmux {
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groups = "i2c0";
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function = "i2c0";
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};
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};
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nand_pins_default: nand-pins {
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pinmux {
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groups = "nand";
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function = "nand";
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};
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};
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hda_pins_default: hda-pins {
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grp0-pinmux {
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groups = "hda";
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function = "hda";
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};
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grp1-pinmux {
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groups = "i2s";
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function = "gpio";
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};
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};
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};
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