Add the loongson2 pinctrl binding with DT schema format using json-schema. Signed-off-by: Yinbo Zhu <zhuyinbo@xxxxxxxxxxx> --- .../pinctrl/loongson,ls2k-pinctrl.yaml | 118 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 119 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml new file mode 100644 index 000000000000..038d38ad1785 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml @@ -0,0 +1,118 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/loongson,ls2k-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Loongson2 SoC Pinctrl Controller + +maintainers: + - zhanghongchen <zhanghongchen@xxxxxxxxxxx> + - Yinbo Zhu <zhuyinbo@xxxxxxxxxxx> + +properties: + compatible: + const: loongson,ls2k-pinctrl + + reg: + maxItems: 1 + +required: + - compatible + - reg + +patternProperties: + '-pins$': + type: object + patternProperties: + 'pinmux$': + type: object + description: node for pinctrl. + $ref: pinmux-node.yaml# + + properties: + groups: + description: + One or more groups of pins to mux to a certain function + items: + enum: [gpio, sdio, can1, can0, pwm3, pwm2, pwm1, pwm0, i2c1, i2c0, + nand, sata_led, lio, i2s, hda, uart2, uart1, camera, dv01, + dvo0] + function: + description: + The function that a group of pins is muxed to + items: + enum: [gpio, sdio, can1, can0, pwm3, pwm2, pwm1, pwm0, i2c1, i2c0, + nand, sata_led, lio, i2s, hda, uart2, uart1, camera, dv01, + dvo0] + + dependencies: + groups: [function] + function: [groups] + +additionalProperties: false + +examples: + - | + pctrl: pinctrl@1fe00420 { + compatible = "loongson,ls2k-pinctrl"; + reg = <0x1fe00420 0x18>; + sdio_pins_default: sdio-pins { + sdio-pinmux { + groups ="sdio"; + function ="sdio"; + }; + + sdio-det-pinmux { + groups ="pwm2"; + function ="gpio"; + }; + }; + + pwm1_pins_default: pwm1-pins { + pinmux { + groups ="pwm1"; + function ="pwm1"; + }; + }; + + pwm0_pins_default: pwm0-pins { + pinmux { + groups ="pwm0"; + function ="pwm0"; + }; + }; + + i2c1_pins_default: i2c1-pins { + pinmux { + groups ="i2c1"; + function ="i2c1"; + }; + }; + + i2c0_pins_default: i2c0-pins { + pinmux { + groups ="i2c0"; + function ="i2c0"; + }; + }; + + nand_pins_default: nand-pins { + pinmux { + groups ="nand"; + function ="nand"; + }; + }; + + hda_pins_default: hda-pins { + grp0-pinmux { + groups ="hda"; + function ="hda"; + }; + + grp1-pinmux { + groups ="i2s"; + function ="gpio"; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index c9883f145acb..2d002509fc65 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -11927,6 +11927,7 @@ M: zhanghongchen <zhanghongchen@xxxxxxxxxxx> M: Yinbo Zhu <zhuyinbo@xxxxxxxxxxx> L: linux-gpio@xxxxxxxxxxxxxxx S: Maintained +F: Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml F: drivers/pinctrl/pinctrl-loongson2.c LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI) -- 2.20.1
