On Tue, Sep 26, 2017 at 02:17:11PM +0200, Quentin Schulz wrote:
> To prepare the driver for the upcoming pinctrl features, move the GPIO
> driver AXP209 from GPIO to pinctrl subsystem.
>
> Signed-off-by: Quentin Schulz <quentin.schulz@xxxxxxxxxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/gpio/gpio-axp209.txt | 30 +-
> Documentation/devicetree/bindings/pinctrl/pinctrl-axp209.txt | 30 +-
> drivers/gpio/Kconfig | 6 +-
> drivers/gpio/Makefile | 1 +-
> drivers/gpio/gpio-axp209.c | 188 +-------
> drivers/pinctrl/Kconfig | 6 +-
> drivers/pinctrl/Makefile | 1 +-
> drivers/pinctrl/pinctrl-axp209.c | 188 +++++++-
> 8 files changed, 225 insertions(+), 225 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/gpio/gpio-axp209.txt
> create mode 100644 Documentation/devicetree/bindings/pinctrl/pinctrl-axp209.txt
> delete mode 100644 drivers/gpio/gpio-axp209.c
> create mode 100644 drivers/pinctrl/pinctrl-axp209.c
>
> diff --git a/Documentation/devicetree/bindings/gpio/gpio-axp209.txt b/Documentation/devicetree/bindings/gpio/gpio-axp209.txt
> deleted file mode 100644
> index a661130..0000000
> --- a/Documentation/devicetree/bindings/gpio/gpio-axp209.txt
> +++ /dev/null
> @@ -1,30 +0,0 @@
> -AXP209 GPIO controller
> -
> -This driver follows the usual GPIO bindings found in
> -Documentation/devicetree/bindings/gpio/gpio.txt
> -
> -Required properties:
> -- compatible: Should be "x-powers,axp209-gpio"
> -- #gpio-cells: Should be two. The first cell is the pin number and the
> - second is the GPIO flags.
> -- gpio-controller: Marks the device node as a GPIO controller.
> -
> -This node must be a subnode of the axp20x PMIC, documented in
> -Documentation/devicetree/bindings/mfd/axp20x.txt
> -
> -Example:
> -
> -axp209: pmic@34 {
> - compatible = "x-powers,axp209";
> - reg = <0x34>;
> - interrupt-parent = <&nmi_intc>;
> - interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> - interrupt-controller;
> - #interrupt-cells = <1>;
> -
> - axp_gpio: gpio {
> - compatible = "x-powers,axp209-gpio";
> - gpio-controller;
> - #gpio-cells = <2>;
> - };
> -};
> diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-axp209.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-axp209.txt
> new file mode 100644
> index 0000000..a661130
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-axp209.txt
> @@ -0,0 +1,30 @@
> +AXP209 GPIO controller
> +
> +This driver follows the usual GPIO bindings found in
> +Documentation/devicetree/bindings/gpio/gpio.txt
> +
> +Required properties:
> +- compatible: Should be "x-powers,axp209-gpio"
> +- #gpio-cells: Should be two. The first cell is the pin number and the
> + second is the GPIO flags.
> +- gpio-controller: Marks the device node as a GPIO controller.
Maybe there's some reason to move the driver, but the binding describes
a gpio-controller so it should remain in bindings/gpio/. Binding and
driver directories aren't one to one necessarily.
Rob
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