Re: [PATCH v3 6/6] dt-bindings: pinctrl: convert ocelot-pinctrl to YAML format

Krzysztof Kozlowski
2022-03-20T10:54:47Z

On 19/03/2022 21:46, Michael Walle wrote:
> Convert the ocelot-pinctrl device tree binding to the new YAML format.
>
> Additionally to the original binding documentation, add interrupt
> properties which are optional and already used on several SoCs like
> SparX-5, Luton, Ocelot and LAN966x but were not documented before.
>
> Also, on the sparx5 and the lan966x SoCs there are two items for the
> reg property.
>
> Signed-off-by: Michael Walle <michael@walle.cc>
> ---
> .../bindings/pinctrl/mscc,ocelot-pinctrl.txt | 42 -------
> .../bindings/pinctrl/mscc,ocelot-pinctrl.yaml | 108 ++++++++++++++++++
> 2 files changed, 108 insertions(+), 42 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.txt
> create mode 100644 Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.yaml
>
> diff --git a/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.txt
> deleted file mode 100644
> index 5d84fd299ccf..000000000000
> --- a/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.txt
> +++ /dev/null
> @@ -1,42 +0,0 @@
> -Microsemi Ocelot pin controller Device Tree Bindings
> -----------------------------------------------------
> -
> -Required properties:
> - - compatible : Should be "mscc,ocelot-pinctrl",
> - "mscc,jaguar2-pinctrl", "microchip,sparx5-pinctrl",
> - "mscc,luton-pinctrl", "mscc,serval-pinctrl",
> - "microchip,lan966x-pinctrl" or "mscc,servalt-pinctrl"
> - - reg : Address and length of the register set for the device
> - - gpio-controller : Indicates this device is a GPIO controller
> - - #gpio-cells : Must be 2.
> - The first cell is the pin number and the
> - second cell specifies GPIO flags, as defined in
> - <dt-bindings/gpio/gpio.h>.
> - - gpio-ranges : Range of pins managed by the GPIO controller.
> -
> -
> -The ocelot-pinctrl driver uses the generic pin multiplexing and generic pin
> -configuration documented in pinctrl-bindings.txt.
> -
> -The following generic properties are supported:
> - - function
> - - pins
> -
> -Example:
> - gpio: pinctrl@71070034 {
> - compatible = "mscc,ocelot-pinctrl";
> - reg = <0x71070034 0x28>;
> - gpio-controller;
> - #gpio-cells = <2>;
> - gpio-ranges = <&gpio 0 0 22>;
> -
> - uart_pins: uart-pins {
> - pins = "GPIO_6", "GPIO_7";
> - function = "uart";
> - };
> -
> - uart2_pins: uart2-pins {
> - pins = "GPIO_12", "GPIO_13";
> - function = "uart2";
> - };
> - };
> diff --git a/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.yaml
> new file mode 100644
> index 000000000000..7149a6655623
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.yaml
> @@ -0,0 +1,108 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pinctrl/mscc,ocelot-pinctrl.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Microsemi Ocelot pin controller
> +
> +maintainers:
> + - Alexandre Belloni <alexandre.belloni@bootlin.com>
> + - Lars Povlsen <lars.povlsen@microchip.com>
> +
> +properties:
> + compatible:
> + enum:
> + - microchip,lan966x-pinctrl
> + - microchip,sparx5-pinctrl
> + - mscc,jaguar2-pinctrl
> + - mscc,luton-pinctrl
> + - mscc,ocelot-pinctrl
> + - mscc,serval-pinctrl
> + - mscc,servalt-pinctrl
> +
> + reg:
> + items:
> + - description: Base address
> + - description: Extended pin configuration registers
> + minItems: 1
> +
> + gpio-controller: true
> +
> + '#gpio-cells':
> + const: 2
> +
> + gpio-ranges: true
> +
> + interrupts:
> + maxItems: 1
> +
> + interrupt-controller: true
> +
> + "#interrupt-cells":
> + const: 2

Thanks for the changes in other files, but I think you did not respond
to my comments here. Can you address them?

Best regards,
Krzysztof