[v3,2/2] dt-bindings: pinctrl: add loongson2 pinctrl

Message ID 20221024014209.5327-2-zhuyinbo@loongson.cn
State New
Headers
Series [v3,1/2] pinctrl: pinctrl-loongson2: add pinctrl driver support |

Commit Message

Yinbo Zhu Oct. 24, 2022, 1:42 a.m. UTC
  Add the loongson2 pinctrl binding with DT schema format using
json-schema.

Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
---
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.

 .../pinctrl/loongson,ls2k-pinctrl.yaml        | 129 ++++++++++++++++++
 MAINTAINERS                                   |   1 +
 2 files changed, 130 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
  

Comments

Krzysztof Kozlowski Oct. 25, 2022, 4:06 p.m. UTC | #1
On 23/10/2022 21:42, Yinbo Zhu wrote:
> Add the loongson2 pinctrl binding with DT schema format using
> json-schema.
> 
> Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
> ---
> 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.
> 
>  .../pinctrl/loongson,ls2k-pinctrl.yaml        | 129 ++++++++++++++++++
>  MAINTAINERS                                   |   1 +
>  2 files changed, 130 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..6284359986de
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
> @@ -0,0 +1,129 @@
> +# 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@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, lio, i2s, hda, uart2, uart1, camera, dv01,
> +                     dvo0]
> +          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, lio, i2s, hda, uart2, uart1, camera, dv01,
> +                   dvo0]
> +
> +        dependencies:
> +          groups: [function]
> +          function: [groups]

Since you added them as required, drop dependencies.
> +
> +        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";

Missing spaces after '='. Applies in other places as well.


Best regards,
Krzysztof
  

Patch

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..6284359986de
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
@@ -0,0 +1,129 @@ 
+# 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@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, lio, i2s, hda, uart2, uart1, camera, dv01,
+                     dvo0]
+          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, lio, i2s, hda, uart2, uart1, camera, dv01,
+                   dvo0]
+
+        dependencies:
+          groups: [function]
+          function: [groups]
+
+        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 c9883f145acb..2d002509fc65 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11927,6 +11927,7 @@  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)