[v2,3/5] dt-bindings: pinctrl: Add StarFive JH7110 aon pinctrl

From: Jianlong Huang <jianlong.huang@starfivetech.com>

Add pinctrl bindings for StarFive JH7110 SoC aon pinctrl controller.

Signed-off-by: Jianlong Huang <jianlong.huang@starfivetech.com>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
---
 .../pinctrl/starfive,jh7110-aon-pinctrl.yaml  | 134 ++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml

On 18/11/2022 02:11, Hal Feng wrote:
> From: Jianlong Huang <jianlong.huang@starfivetech.com>
> 
> Add pinctrl bindings for StarFive JH7110 SoC aon pinctrl controller.
> 
> Signed-off-by: Jianlong Huang <jianlong.huang@starfivetech.com>
> Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
> ---
>  .../pinctrl/starfive,jh7110-aon-pinctrl.yaml  | 134 ++++++++++++++++++
>  1 file changed, 134 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
> new file mode 100644
> index 000000000000..1dd000e1f614
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
> @@ -0,0 +1,134 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pinctrl/starfive,jh7110-aon-pinctrl.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 Aon Pin Controller
> +
> +description: |
> +  Bindings for the JH7110 RISC-V SoC from StarFive Technology Ltd.
> +
> +  Out of the SoC's many pins only the ones named PAD_GPIO0 to PAD_GPIO4
> +  can be multiplexed and have configurable bias, drive strength,
> +  schmitt trigger etc.
> +  Some peripherals have their I/O go through the 4 "GPIOs". This also
> +  includes PWM.
> +
> +maintainers:
> +  - Jianlong Huang <jianlong.huang@starfivetech.com>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-aon-pinctrl
> +
> +  reg:
> +    maxItems: 1
> +
> +  reg-names:
> +    items:
> +      - const: control
> +
> +  clocks:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +  gpio-controller: true
> +
> +  "#gpio-cells":
> +    const: 2
> +
> +  interrupts:
> +    maxItems: 1
> +    description: The GPIO parent interrupt.

Same comments apply plus one more.

> +
> +  interrupt-controller: true
> +
> +  "#interrupt-cells":
> +    const: 2
> +
> +required:
> +  - compatible
> +  - reg
> +  - reg-names
> +  - gpio-controller
> +  - "#gpio-cells"
> +  - interrupts
> +  - interrupt-controller
> +  - "#interrupt-cells"

"required:" goes after patternProperties.

> +
> +patternProperties:
> +  '-[0-9]+$':

Same comment.

> +    type: object
> +    patternProperties:
> +      '-pins$':
> +        type: object
> +        description: |
> +          A pinctrl node should contain at least one subnode representing the
> +          pinctrl groups available on the machine. Each subnode will list the
> +          pins it needs, and how they should be configured, with regard to
> +          muxer configuration, system signal configuration, pin groups for
> +          vin/vout module, pin voltage, mux functions for output, mux functions
> +          for output enable, mux functions for input.
> +
> +        properties:
> +          pinmux:
> +            description: |
> +              The list of GPIOs and their mux settings that properties in the
> +              node apply to. This should be set using the GPIOMUX macro.
> +            $ref: "/schemas/pinctrl/pinmux-node.yaml#/properties/pinmux"
> +
> +          bias-disable: true
> +
> +          bias-pull-up:
> +            type: boolean
> +
> +          bias-pull-down:
> +            type: boolean
> +
> +          drive-strength:
> +            enum: [ 2, 4, 8, 12 ]
> +
> +          input-enable: true
> +
> +          input-disable: true
> +
> +          input-schmitt-enable: true
> +
> +          input-schmitt-disable: true
> +
> +          slew-rate:
> +            maximum: 1
> +
> +        additionalProperties: false
> +
> +    additionalProperties: false
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/starfive-jh7110.h>
> +    #include <dt-bindings/reset/starfive-jh7110.h>
> +    #include <dt-bindings/pinctrl/pinctrl-starfive-jh7110.h>
> +
> +        soc {
> +                #address-cells = <2>;
> +                #size-cells = <2>;

Same comment.

> +
> +                gpioa: gpio@17020000 {
> +                        compatible = "starfive,jh7110-aon-pinctrl";
> +                        reg = <0x0 0x17020000 0x0 0x10000>;
> +                        reg-names = "control";
> +                        resets = <&aoncrg_rst JH7110_AONRST_AON_IOMUX>;
> +                        interrupts = <85>;
> +                        interrupt-controller;
> +                        #interrupt-cells = <2>;
> +                        #gpio-cells = <2>;
> +                        gpio-controller;
> +                };
> +        };
> +
> +...

Best regards,
Krzysztof

On Mon, 21 Nov 2022 09:44:00 +0100, Krzysztof Kozlowski wrote:
> On 18/11/2022 02:11, Hal Feng wrote:
>> From: Jianlong Huang <jianlong.huang@starfivetech.com>
>> 
>> Add pinctrl bindings for StarFive JH7110 SoC aon pinctrl controller.
>> 
>> Signed-off-by: Jianlong Huang <jianlong.huang@starfivetech.com>
>> Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
>> ---
>>  .../pinctrl/starfive,jh7110-aon-pinctrl.yaml  | 134 ++++++++++++++++++
>>  1 file changed, 134 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
>> 
>> diff --git a/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
>> new file mode 100644
>> index 000000000000..1dd000e1f614
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
>> @@ -0,0 +1,134 @@
>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/pinctrl/starfive,jh7110-aon-pinctrl.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: StarFive JH7110 Aon Pin Controller
>> +
>> +description: |
>> +  Bindings for the JH7110 RISC-V SoC from StarFive Technology Ltd.
>> +
>> +  Out of the SoC's many pins only the ones named PAD_GPIO0 to PAD_GPIO4
>> +  can be multiplexed and have configurable bias, drive strength,
>> +  schmitt trigger etc.
>> +  Some peripherals have their I/O go through the 4 "GPIOs". This also
>> +  includes PWM.
>> +
>> +maintainers:
>> +  - Jianlong Huang <jianlong.huang@starfivetech.com>
>> +
>> +properties:
>> +  compatible:
>> +    const: starfive,jh7110-aon-pinctrl
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  reg-names:
>> +    items:
>> +      - const: control
>> +
>> +  clocks:
>> +    maxItems: 1
>> +
>> +  resets:
>> +    maxItems: 1
>> +
>> +  gpio-controller: true
>> +
>> +  "#gpio-cells":
>> +    const: 2
>> +
>> +  interrupts:
>> +    maxItems: 1
>> +    description: The GPIO parent interrupt.
> 
> Same comments apply plus one more.

Will fix, drop this description.

> 
>> +
>> +  interrupt-controller: true
>> +
>> +  "#interrupt-cells":
>> +    const: 2
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - reg-names
>> +  - gpio-controller
>> +  - "#gpio-cells"
>> +  - interrupts
>> +  - interrupt-controller
>> +  - "#interrupt-cells"
> 
> "required:" goes after patternProperties.

Will fix.

> 
>> +
>> +patternProperties:
>> +  '-[0-9]+$':
> 
> Same comment.

Will fix.
Keep consistent quotes, use '

> 
>> +    type: object
>> +    patternProperties:
>> +      '-pins$':
>> +        type: object
>> +        description: |
>> +          A pinctrl node should contain at least one subnode representing the
>> +          pinctrl groups available on the machine. Each subnode will list the
>> +          pins it needs, and how they should be configured, with regard to
>> +          muxer configuration, system signal configuration, pin groups for
>> +          vin/vout module, pin voltage, mux functions for output, mux functions
>> +          for output enable, mux functions for input.
>> +
>> +        properties:
>> +          pinmux:
>> +            description: |
>> +              The list of GPIOs and their mux settings that properties in the
>> +              node apply to. This should be set using the GPIOMUX macro.
>> +            $ref: "/schemas/pinctrl/pinmux-node.yaml#/properties/pinmux"
>> +
>> +          bias-disable: true
>> +
>> +          bias-pull-up:
>> +            type: boolean
>> +
>> +          bias-pull-down:
>> +            type: boolean
>> +
>> +          drive-strength:
>> +            enum: [ 2, 4, 8, 12 ]
>> +
>> +          input-enable: true
>> +
>> +          input-disable: true
>> +
>> +          input-schmitt-enable: true
>> +
>> +          input-schmitt-disable: true
>> +
>> +          slew-rate:
>> +            maximum: 1
>> +
>> +        additionalProperties: false
>> +
>> +    additionalProperties: false
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    #include <dt-bindings/clock/starfive-jh7110.h>
>> +    #include <dt-bindings/reset/starfive-jh7110.h>
>> +    #include <dt-bindings/pinctrl/pinctrl-starfive-jh7110.h>
>> +
>> +        soc {
>> +                #address-cells = <2>;
>> +                #size-cells = <2>;
> 
> Same comment.

Will fix.
Use 4 spaces for example indentation.

> 
>> +
>> +                gpioa: gpio@17020000 {
>> +                        compatible = "starfive,jh7110-aon-pinctrl";
>> +                        reg = <0x0 0x17020000 0x0 0x10000>;
>> +                        reg-names = "control";
>> +                        resets = <&aoncrg_rst JH7110_AONRST_AON_IOMUX>;
>> +                        interrupts = <85>;
>> +                        interrupt-controller;
>> +                        #interrupt-cells = <2>;
>> +                        #gpio-cells = <2>;
>> +                        gpio-controller;
>> +                };
>> +        };
>> +
>> +...
> 

Best regards,
Jianlong Huang

On Mon, 28 Nov 2022 at 02:15, Jianlong Huang
<jianlong.huang@starfivetech.com> wrote:
>
> On Mon, 21 Nov 2022 09:44:00 +0100, Krzysztof Kozlowski wrote:
> > On 18/11/2022 02:11, Hal Feng wrote:
> >> From: Jianlong Huang <jianlong.huang@starfivetech.com>
> >>
> >> Add pinctrl bindings for StarFive JH7110 SoC aon pinctrl controller.
> >>
> >> Signed-off-by: Jianlong Huang <jianlong.huang@starfivetech.com>
> >> Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
> >> ---
> >>  .../pinctrl/starfive,jh7110-aon-pinctrl.yaml  | 134 ++++++++++++++++++
> >>  1 file changed, 134 insertions(+)
> >>  create mode 100644 Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
> >>
> >> diff --git a/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
> >> new file mode 100644
> >> index 000000000000..1dd000e1f614
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml
> >> @@ -0,0 +1,134 @@
> >> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> >> +%YAML 1.2
> >> +---
> >> +$id: http://devicetree.org/schemas/pinctrl/starfive,jh7110-aon-pinctrl.yaml#
> >> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> >> +
> >> +title: StarFive JH7110 Aon Pin Controller
> >> +
> >> +description: |
> >> +  Bindings for the JH7110 RISC-V SoC from StarFive Technology Ltd.
> >> +
> >> +  Out of the SoC's many pins only the ones named PAD_GPIO0 to PAD_GPIO4
> >> +  can be multiplexed and have configurable bias, drive strength,
> >> +  schmitt trigger etc.
> >> +  Some peripherals have their I/O go through the 4 "GPIOs". This also
> >> +  includes PWM.
> >> +
> >> +maintainers:
> >> +  - Jianlong Huang <jianlong.huang@starfivetech.com>
> >> +
> >> +properties:
> >> +  compatible:
> >> +    const: starfive,jh7110-aon-pinctrl
> >> +
> >> +  reg:
> >> +    maxItems: 1
> >> +
> >> +  reg-names:
> >> +    items:
> >> +      - const: control

Again this doesn't seem necessary when you only have 1 memory range.

> >> +
> >> +  clocks:
> >> +    maxItems: 1
> >> +
> >> +  resets:
> >> +    maxItems: 1
> >> +
> >> +  gpio-controller: true
> >> +
> >> +  "#gpio-cells":
> >> +    const: 2
> >> +
> >> +  interrupts:
> >> +    maxItems: 1
> >> +    description: The GPIO parent interrupt.
> >
> > Same comments apply plus one more.
>
> Will fix, drop this description.
>
> >
> >> +
> >> +  interrupt-controller: true
> >> +
> >> +  "#interrupt-cells":
> >> +    const: 2
> >> +
> >> +required:
> >> +  - compatible
> >> +  - reg
> >> +  - reg-names
> >> +  - gpio-controller
> >> +  - "#gpio-cells"
> >> +  - interrupts
> >> +  - interrupt-controller
> >> +  - "#interrupt-cells"
> >
> > "required:" goes after patternProperties.
>
> Will fix.
>
> >
> >> +
> >> +patternProperties:
> >> +  '-[0-9]+$':
> >
> > Same comment.
>
> Will fix.
> Keep consistent quotes, use '
>
> >
> >> +    type: object
> >> +    patternProperties:
> >> +      '-pins$':
> >> +        type: object
> >> +        description: |
> >> +          A pinctrl node should contain at least one subnode representing the
> >> +          pinctrl groups available on the machine. Each subnode will list the
> >> +          pins it needs, and how they should be configured, with regard to
> >> +          muxer configuration, system signal configuration, pin groups for
> >> +          vin/vout module, pin voltage, mux functions for output, mux functions
> >> +          for output enable, mux functions for input.
> >> +
> >> +        properties:
> >> +          pinmux:
> >> +            description: |
> >> +              The list of GPIOs and their mux settings that properties in the
> >> +              node apply to. This should be set using the GPIOMUX macro.
> >> +            $ref: "/schemas/pinctrl/pinmux-node.yaml#/properties/pinmux"
> >> +
> >> +          bias-disable: true
> >> +
> >> +          bias-pull-up:
> >> +            type: boolean
> >> +
> >> +          bias-pull-down:
> >> +            type: boolean
> >> +
> >> +          drive-strength:
> >> +            enum: [ 2, 4, 8, 12 ]
> >> +
> >> +          input-enable: true
> >> +
> >> +          input-disable: true
> >> +
> >> +          input-schmitt-enable: true
> >> +
> >> +          input-schmitt-disable: true
> >> +
> >> +          slew-rate:
> >> +            maximum: 1
> >> +
> >> +        additionalProperties: false
> >> +
> >> +    additionalProperties: false
> >> +
> >> +additionalProperties: false
> >> +
> >> +examples:
> >> +  - |
> >> +    #include <dt-bindings/clock/starfive-jh7110.h>
> >> +    #include <dt-bindings/reset/starfive-jh7110.h>
> >> +    #include <dt-bindings/pinctrl/pinctrl-starfive-jh7110.h>
> >> +
> >> +        soc {
> >> +                #address-cells = <2>;
> >> +                #size-cells = <2>;

Again these two lines can be dropped..

> >
> > Same comment.
>
> Will fix.
> Use 4 spaces for example indentation.
>
> >
> >> +
> >> +                gpioa: gpio@17020000 {
> >> +                        compatible = "starfive,jh7110-aon-pinctrl";
> >> +                        reg = <0x0 0x17020000 0x0 0x10000>;

..if you just change this to
reg = <0x17020000 0x10000>;

> >> +                        reg-names = "control";
> >> +                        resets = <&aoncrg_rst JH7110_AONRST_AON_IOMUX>;
> >> +                        interrupts = <85>;
> >> +                        interrupt-controller;
> >> +                        #interrupt-cells = <2>;
> >> +                        #gpio-cells = <2>;
> >> +                        gpio-controller;
> >> +                };
> >> +        };
> >> +
> >> +...
> >
>
> Best regards,
> Jianlong Huang
>
>