netdev - Re: [PATCH RFC 15/20] dt-bindings: gpio: gpio

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Date:   Fri, 31 Mar 2023 16:11:18 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Neil Armstrong <neil.armstrong@...aro.org>
Cc:     Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        soc@...nel.org, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Russell King <linux@...linux.org.uk>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Marc Zyngier <maz@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-mtd@...ts.infradead.org, netdev@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-gpio@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH RFC 15/20] dt-bindings: gpio: gpio_oxnas: remove obsolete bindings

On Fri, Mar 31, 2023 at 10:35 AM Neil Armstrong
<neil.armstrong@...aro.org> wrote:
>
> Due to lack of maintainance and stall of development for a few years now,
> and since no new features will ever be added upstream, remove the
> OX810 and OX820 gpio bindings.
>
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
>  .../devicetree/bindings/gpio/gpio_oxnas.txt        | 47 ----------------------
>  1 file changed, 47 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/gpio/gpio_oxnas.txt b/Documentation/devicetree/bindings/gpio/gpio_oxnas.txt
> deleted file mode 100644
> index 966514744df4..000000000000
> --- a/Documentation/devicetree/bindings/gpio/gpio_oxnas.txt
> +++ /dev/null
> @@ -1,47 +0,0 @@
> -* Oxford Semiconductor OXNAS SoC GPIO Controller
> -
> -Please refer to gpio.txt for generic information regarding GPIO bindings.
> -
> -Required properties:
> - - compatible: "oxsemi,ox810se-gpio" or "oxsemi,ox820-gpio"
> - - reg: Base address and length for the device.
> - - interrupts: The port interrupt shared by all pins.
> - - gpio-controller: Marks the port as GPIO controller.
> - - #gpio-cells: Two. The first cell is the pin number and
> -   the second cell is used to specify the gpio polarity as defined in
> -   defined in <dt-bindings/gpio/gpio.h>:
> -      0 = GPIO_ACTIVE_HIGH
> -      1 = GPIO_ACTIVE_LOW
> - - interrupt-controller: Marks the device node as an interrupt controller.
> - - #interrupt-cells: Two. The first cell is the GPIO number and second cell
> -   is used to specify the trigger type as defined in
> -   <dt-bindings/interrupt-controller/irq.h>:
> -      IRQ_TYPE_EDGE_RISING
> -      IRQ_TYPE_EDGE_FALLING
> -      IRQ_TYPE_EDGE_BOTH
> - - gpio-ranges: Interaction with the PINCTRL subsystem, it also specifies the
> -   gpio base and count, should be in the format of numeric-gpio-range as
> -   specified in the gpio.txt file.
> -
> -Example:
> -
> -gpio0: gpio@0 {
> -       compatible = "oxsemi,ox810se-gpio";
> -       reg = <0x000000 0x100000>;
> -       interrupts = <21>;
> -       #gpio-cells = <2>;
> -       gpio-controller;
> -       interrupt-controller;
> -       #interrupt-cells = <2>;
> -       gpio-ranges = <&pinctrl 0 0 32>;
> -};
> -
> -keys {
> -       ...
> -
> -       button-esc {
> -               label = "ESC";
> -               linux,code = <1>;
> -               gpios = <&gpio0 12 0>;
> -       };
> -};
>
> --
> 2.34.1
>

Acked-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>