Re: [PATCH] dt-bindings: pinctrl: imx8m: Integrate duplicated i.MX 8M schemas
From: Alexander Stein
Date: Mon Jan 02 2023 - 03:07:25 EST
Hello Peng,
Am Freitag, 23. Dezember 2022, 04:07:08 CET schrieb Peng Fan (OSS):
> From: Peng Fan <peng.fan@xxxxxxx>
>
> The i.MX8MM/N/P/Q IOMUXC schemas are basically the same, it does not to
> have four schemas for almost the same binding.
Nice, just one nit below.
> Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
> ---
> ...mm-pinctrl.yaml => fsl,imx8m-pinctrl.yaml} | 16 ++--
> .../bindings/pinctrl/fsl,imx8mn-pinctrl.yaml | 84 -------------------
> .../bindings/pinctrl/fsl,imx8mp-pinctrl.yaml | 84 -------------------
> .../bindings/pinctrl/fsl,imx8mq-pinctrl.yaml | 84 -------------------
> 4 files changed, 10 insertions(+), 258 deletions(-)
> rename Documentation/devicetree/bindings/pinctrl/{fsl,imx8mm-pinctrl.yaml
> => fsl,imx8m-pinctrl.yaml} (82%) delete mode 100644
> Documentation/devicetree/bindings/pinctrl/fsl,imx8mn-pinctrl.yaml delete
> mode 100644
> Documentation/devicetree/bindings/pinctrl/fsl,imx8mp-pinctrl.yaml delete
> mode 100644
> Documentation/devicetree/bindings/pinctrl/fsl,imx8mq-pinctrl.yaml
>
> diff --git
> a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mm-pinctrl.yaml
> b/Documentation/devicetree/bindings/pinctrl/fsl,imx8m-pinctrl.yaml
> similarity index 82%
> rename from
> Documentation/devicetree/bindings/pinctrl/fsl,imx8mm-pinctrl.yaml rename to
> Documentation/devicetree/bindings/pinctrl/fsl,imx8m-pinctrl.yaml index
> 6717f163390b..949d962a97b4 100644
> --- a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mm-pinctrl.yaml
> +++ b/Documentation/devicetree/bindings/pinctrl/fsl,imx8m-pinctrl.yaml
> @@ -1,13 +1,13 @@
> # SPDX-License-Identifier: GPL-2.0
> %YAML 1.2
> ---
> -$id: http://devicetree.org/schemas/pinctrl/fsl,imx8mm-pinctrl.yaml#
> +$id: http://devicetree.org/schemas/pinctrl/fsl,imx8m-pinctrl.yaml#
> $schema: http://devicetree.org/meta-schemas/core.yaml#
>
> -title: Freescale IMX8MM IOMUX Controller
> +title: Freescale IMX8M IOMUX Controller
>
> maintainers:
> - - Anson Huang <Anson.Huang@xxxxxxx>
> + - Peng Fan <peng.fan@xxxxxxx>
>
> description:
> Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this
> directory @@ -15,7 +15,11 @@ description:
>
> properties:
> compatible:
> - const: fsl,imx8mm-iomuxc
> + enum:
> + - fsl,imx8mm-iomuxc
> + - fsl,imx8mn-iomuxc
> + - fsl,imx8mp-iomuxc
> + - fsl,imx8mq-iomuxc
>
> reg:
> maxItems: 1
> @@ -34,9 +38,9 @@ patternProperties:
> each entry consists of 6 integers and represents the mux and
> config setting for one pin. The first 5 integers <mux_reg conf_reg
> input_reg mux_val input_val> are specified using a PIN_FUNC_ID macro, which
> can - be found in
> <arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h>. The last + be
> found in <arch/arm64/boot/dts/freescale/imx8m[m,n,p,q]-pinfunc.h>. The last
> integer CONFIG is the pad setting value like pull-up on this pin. Please -
> refer to i.MX8M Mini Reference Manual for detailed CONFIG settings.
> + refer to i.MX8M Quad/Mini/Nano/Plus Reference Manual for
Please sort this alphabetically, similar to the compatible list. Thanks
Alexander
> detailed CONFIG settings. $ref:
> /schemas/types.yaml#/definitions/uint32-matrix
> items:
> items:
> diff --git
> a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mn-pinctrl.yaml
> b/Documentation/devicetree/bindings/pinctrl/fsl,imx8mn-pinctrl.yaml deleted
> file mode 100644
> index b1cdbb56d4e4..000000000000
> --- a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mn-pinctrl.yaml
> +++ /dev/null
> @@ -1,84 +0,0 @@
> -# SPDX-License-Identifier: GPL-2.0
> -%YAML 1.2
> ----
> -$id: http://devicetree.org/schemas/pinctrl/fsl,imx8mn-pinctrl.yaml#
> -$schema: http://devicetree.org/meta-schemas/core.yaml#
> -
> -title: Freescale IMX8MN IOMUX Controller
> -
> -maintainers:
> - - Anson Huang <Anson.Huang@xxxxxxx>
> -
> -description:
> - Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this
> directory - for common binding part and usage.
> -
> -properties:
> - compatible:
> - const: fsl,imx8mn-iomuxc
> -
> - reg:
> - maxItems: 1
> -
> -# Client device subnode's properties
> -patternProperties:
> - 'grp$':
> - type: object
> - description:
> - Pinctrl node's client devices use subnodes for desired pin
> configuration. - Client device subnodes use below standard properties.
> -
> - properties:
> - fsl,pins:
> - description:
> - each entry consists of 6 integers and represents the mux and
> config - setting for one pin. The first 5 integers <mux_reg
> conf_reg input_reg - mux_val input_val> are specified using a
> PIN_FUNC_ID macro, which can - be found in
> <arch/arm64/boot/dts/freescale/imx8mn-pinfunc.h>. The last -
> integer CONFIG is the pad setting value like pull-up on this pin. Please -
> refer to i.MX8M Nano Reference Manual for detailed CONFIG settings.
> - $ref: /schemas/types.yaml#/definitions/uint32-matrix
> - items:
> - items:
> - - description: |
> - "mux_reg" indicates the offset of mux register.
> - - description: |
> - "conf_reg" indicates the offset of pad configuration
> register. - - description: |
> - "input_reg" indicates the offset of select input register.
> - - description: |
> - "mux_val" indicates the mux value to be applied.
> - - description: |
> - "input_val" indicates the select input value to be applied.
> - - description: |
> - "pad_setting" indicates the pad configuration value to be
> applied. -
> - required:
> - - fsl,pins
> -
> - additionalProperties: false
> -
> -allOf:
> - - $ref: "pinctrl.yaml#"
> -
> -required:
> - - compatible
> - - reg
> -
> -additionalProperties: false
> -
> -examples:
> - # Pinmux controller node
> - - |
> - iomuxc: pinctrl@30330000 {
> - compatible = "fsl,imx8mn-iomuxc";
> - reg = <0x30330000 0x10000>;
> -
> - pinctrl_uart2: uart2grp {
> - fsl,pins =
> - <0x23C 0x4A4 0x4FC 0x0 0x0 0x140>,
> - <0x240 0x4A8 0x000 0x0 0x0 0x140>;
> - };
> - };
> -
> -...
> diff --git
> a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mp-pinctrl.yaml
> b/Documentation/devicetree/bindings/pinctrl/fsl,imx8mp-pinctrl.yaml deleted
> file mode 100644
> index 4eed3a4e153a..000000000000
> --- a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mp-pinctrl.yaml
> +++ /dev/null
> @@ -1,84 +0,0 @@
> -# SPDX-License-Identifier: GPL-2.0
> -%YAML 1.2
> ----
> -$id: http://devicetree.org/schemas/pinctrl/fsl,imx8mp-pinctrl.yaml#
> -$schema: http://devicetree.org/meta-schemas/core.yaml#
> -
> -title: Freescale IMX8MP IOMUX Controller
> -
> -maintainers:
> - - Anson Huang <Anson.Huang@xxxxxxx>
> -
> -description:
> - Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this
> directory - for common binding part and usage.
> -
> -properties:
> - compatible:
> - const: fsl,imx8mp-iomuxc
> -
> - reg:
> - maxItems: 1
> -
> -# Client device subnode's properties
> -patternProperties:
> - 'grp$':
> - type: object
> - description:
> - Pinctrl node's client devices use subnodes for desired pin
> configuration. - Client device subnodes use below standard properties.
> -
> - properties:
> - fsl,pins:
> - description:
> - each entry consists of 6 integers and represents the mux and
> config - setting for one pin. The first 5 integers <mux_reg
> conf_reg input_reg - mux_val input_val> are specified using a
> PIN_FUNC_ID macro, which can - be found in
> <arch/arm64/boot/dts/freescale/imx8mp-pinfunc.h>. The last -
> integer CONFIG is the pad setting value like pull-up on this pin. Please -
> refer to i.MX8M Plus Reference Manual for detailed CONFIG settings.
> - $ref: /schemas/types.yaml#/definitions/uint32-matrix
> - items:
> - items:
> - - description: |
> - "mux_reg" indicates the offset of mux register.
> - - description: |
> - "conf_reg" indicates the offset of pad configuration
> register. - - description: |
> - "input_reg" indicates the offset of select input register.
> - - description: |
> - "mux_val" indicates the mux value to be applied.
> - - description: |
> - "input_val" indicates the select input value to be applied.
> - - description: |
> - "pad_setting" indicates the pad configuration value to be
> applied. -
> - required:
> - - fsl,pins
> -
> - additionalProperties: false
> -
> -allOf:
> - - $ref: "pinctrl.yaml#"
> -
> -required:
> - - compatible
> - - reg
> -
> -additionalProperties: false
> -
> -examples:
> - # Pinmux controller node
> - - |
> - iomuxc: pinctrl@30330000 {
> - compatible = "fsl,imx8mp-iomuxc";
> - reg = <0x30330000 0x10000>;
> -
> - pinctrl_uart2: uart2grp {
> - fsl,pins =
> - <0x228 0x488 0x5F0 0x0 0x6 0x49>,
> - <0x228 0x488 0x000 0x0 0x0 0x49>;
> - };
> - };
> -
> -...
> diff --git
> a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mq-pinctrl.yaml
> b/Documentation/devicetree/bindings/pinctrl/fsl,imx8mq-pinctrl.yaml deleted
> file mode 100644
> index d4a8ea5551a5..000000000000
> --- a/Documentation/devicetree/bindings/pinctrl/fsl,imx8mq-pinctrl.yaml
> +++ /dev/null
> @@ -1,84 +0,0 @@
> -# SPDX-License-Identifier: GPL-2.0
> -%YAML 1.2
> ----
> -$id: http://devicetree.org/schemas/pinctrl/fsl,imx8mq-pinctrl.yaml#
> -$schema: http://devicetree.org/meta-schemas/core.yaml#
> -
> -title: Freescale IMX8MQ IOMUX Controller
> -
> -maintainers:
> - - Anson Huang <Anson.Huang@xxxxxxx>
> -
> -description:
> - Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this
> directory - for common binding part and usage.
> -
> -properties:
> - compatible:
> - const: fsl,imx8mq-iomuxc
> -
> - reg:
> - maxItems: 1
> -
> -# Client device subnode's properties
> -patternProperties:
> - 'grp$':
> - type: object
> - description:
> - Pinctrl node's client devices use subnodes for desired pin
> configuration. - Client device subnodes use below standard properties.
> -
> - properties:
> - fsl,pins:
> - description:
> - each entry consists of 6 integers and represents the mux and
> config - setting for one pin. The first 5 integers <mux_reg
> conf_reg input_reg - mux_val input_val> are specified using a
> PIN_FUNC_ID macro, which can - be found in
> <arch/arm64/boot/dts/freescale/imx8mq-pinfunc.h>. The last -
> integer CONFIG is the pad setting value like pull-up on this pin. Please -
> refer to i.MX8M Quad Reference Manual for detailed CONFIG settings.
> - $ref: /schemas/types.yaml#/definitions/uint32-matrix
> - items:
> - items:
> - - description: |
> - "mux_reg" indicates the offset of mux register.
> - - description: |
> - "conf_reg" indicates the offset of pad configuration
> register. - - description: |
> - "input_reg" indicates the offset of select input register.
> - - description: |
> - "mux_val" indicates the mux value to be applied.
> - - description: |
> - "input_val" indicates the select input value to be applied.
> - - description: |
> - "pad_setting" indicates the pad configuration value to be
> applied. -
> - required:
> - - fsl,pins
> -
> - additionalProperties: false
> -
> -allOf:
> - - $ref: "pinctrl.yaml#"
> -
> -required:
> - - compatible
> - - reg
> -
> -additionalProperties: false
> -
> -examples:
> - # Pinmux controller node
> - - |
> - iomuxc: pinctrl@30330000 {
> - compatible = "fsl,imx8mq-iomuxc";
> - reg = <0x30330000 0x10000>;
> -
> - pinctrl_uart1: uart1grp {
> - fsl,pins =
> - <0x234 0x49C 0x4F4 0x0 0x0 0x49>,
> - <0x238 0x4A0 0x4F4 0x0 0x0 0x49>;
> - };
> - };
> -
> -...