[v10,2/2] dt-bindings: pinctrl: add loongson-2 pinctrl

  Add the Loongson-2 pinctrl binding with DT schema format using
json-schema.

Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
---
Change in v10:
		1. Remove lio/uart2/uart1/carmera/dvo1/dvo0 pins resue configuration.
Change in v9:
		1. NO change, but other patch in this series patches set has
		   change.
Change in v8:
		1. NO change, but other patch in this series patches set has
		   change.
Change in v7:
		1. Add all change log information. 
Change in v6:
		1. NO change, but other patch in this series patches set has
		   change.
Change in v5:
		1. Drop dependencies.
		2. Add spaces after '='.
		3. Replace string loongson2 with loongson-2 in title.
Change in v4:
		1. Replace Loongson2 with Loongson-2.
Change in v3:
		1. Drop the quotes in "pinctrl.yaml#".
		2. Remove the items in function node.
		3. Add requird node for "group" and "function" in properties.
Change in v2: 
                1. Add "$ref to pinctrl.yaml".
                2. Put required after patternProperties.
                3. Add "additionalProperties: false" after '-pins$'
                4. Add "unevaluatedProperties: false" after 'pinmux$'
                5. Fixup the broken indentation in patternProperties node.
                6. Use 4 spaces for example indentation. 

 .../pinctrl/loongson,ls2k-pinctrl.yaml        | 123 ++++++++++++++++++
 MAINTAINERS                                   |   1 +
 2 files changed, 124 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
  

Hi maintainer,

This patch has also changed recently. Please help merge it.

Thanks,
Yinbo.
在 2022/11/14 上午10:49, Yinbo Zhu 写道:
> Add the Loongson-2 pinctrl binding with DT schema format using
> json-schema.
> 
> Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
> ---
> Change in v10:
> 		1. Remove lio/uart2/uart1/carmera/dvo1/dvo0 pins resue configuration.
> Change in v9:
> 		1. NO change, but other patch in this series patches set has
> 		   change.
> Change in v8:
> 		1. NO change, but other patch in this series patches set has
> 		   change.
> Change in v7:
> 		1. Add all change log information.
> Change in v6:
> 		1. NO change, but other patch in this series patches set has
> 		   change.
> Change in v5:
> 		1. Drop dependencies.
> 		2. Add spaces after '='.
> 		3. Replace string loongson2 with loongson-2 in title.
> Change in v4:
> 		1. Replace Loongson2 with Loongson-2.
> Change in v3:
> 		1. Drop the quotes in "pinctrl.yaml#".
> 		2. Remove the items in function node.
> 		3. Add requird node for "group" and "function" in properties.
> Change in v2:
>                  1. Add "$ref to pinctrl.yaml".
>                  2. Put required after patternProperties.
>                  3. Add "additionalProperties: false" after '-pins$'
>                  4. Add "unevaluatedProperties: false" after 'pinmux$'
>                  5. Fixup the broken indentation in patternProperties node.
>                  6. Use 4 spaces for example indentation.
> 
>   .../pinctrl/loongson,ls2k-pinctrl.yaml        | 123 ++++++++++++++++++
>   MAINTAINERS                                   |   1 +
>   2 files changed, 124 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
> new file mode 100644
> index 000000000000..bd8a45843566
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
> @@ -0,0 +1,123 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pinctrl/loongson,ls2k-pinctrl.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Loongson-2 SoC Pinctrl Controller
> +
> +maintainers:
> +  - zhanghongchen <zhanghongchen@loongson.cn>
> +  - Yinbo Zhu <zhuyinbo@loongson.cn>
> +
> +allOf:
> +  - $ref: pinctrl.yaml#
> +
> +properties:
> +  compatible:
> +    const: loongson,ls2k-pinctrl
> +
> +  reg:
> +    maxItems: 1
> +
> +patternProperties:
> +  '-pins$':
> +    type: object
> +
> +    additionalProperties: false
> +
> +    patternProperties:
> +      'pinmux$':
> +        type: object
> +        description: node for pinctrl.
> +        $ref: pinmux-node.yaml#
> +
> +        unevaluatedProperties: false
> +
> +        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, i2s, hda]
> +          function:
> +            description:
> +              The function that a group of pins is muxed to
> +            enum: [gpio, sdio, can1, can0, pwm3, pwm2, pwm1, pwm0, i2c1, i2c0,
> +                   nand, sata_led, i2s, hda]
> +
> +        required:
> +          - groups
> +          - function
> +
> +required:
> +  - compatible
> +  - reg
> +
> +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 0e493b4d6e39..e85b0c1aeebb 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -12041,6 +12041,7 @@ M:	zhanghongchen <zhanghongchen@loongson.cn>
>   M:	Yinbo Zhu <zhuyinbo@loongson.cn>
>   L:	linux-gpio@vger.kernel.org
>   S:	Maintained
> +F:	Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
>   F:	drivers/pinctrl/pinctrl-loongson2.c
>   
>   LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
>