linux-kernel - Re: [PATCH next v3 1/2] gpio: hisi: Add initial device tree support

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Date:   Mon, 7 Nov 2022 21:37:53 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     chenweilong <chenweilong@...wei.com>
Cc:     f.fangjian@...wei.com, linus.walleij@...aro.org,
        yangyicong@...ilicon.com, xuwei5@...wei.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH next v3 1/2] gpio: hisi: Add initial device tree support

On Thu, Nov 3, 2022 at 9:51 AM chenweilong <chenweilong@...wei.com> wrote:
>
> On 2022/11/1 16:24, Weilong Chen wrote:
>
> This is the latest version for the patch, I used the v3 version number incorrectly.
> Sorry for the mistake. I will pay attention next time.
>
> > Add support for HiSilicon GPIO controller in embedded platform, which
> > boot from devicetree.
> >
> > Signed-off-by: Weilong Chen <chenweilong@...wei.com>
> > ---
> > Change since v2:
> > - Drop wrong use ACPI_PTR/of_match_ptr
> > Link: https://lore.kernel.org/lkml/20221028022453.163186-1-chenweilong@huawei.com/
> >
> >  drivers/gpio/Kconfig     | 2 +-
> >  drivers/gpio/gpio-hisi.c | 7 +++++++
> >  2 files changed, 8 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
> > index e034f752e7ce..71a7880af59d 100644
> > --- a/drivers/gpio/Kconfig
> > +++ b/drivers/gpio/Kconfig
> > @@ -310,7 +310,7 @@ config GPIO_GRGPIO
> >
> >  config GPIO_HISI
> >       tristate "HiSilicon GPIO controller driver"
> > -     depends on (ARM64 && ACPI) || COMPILE_TEST
> > +     depends on ARM64 || COMPILE_TEST
> >       select GPIO_GENERIC
> >       select GPIOLIB_IRQCHIP
> >       help
> > diff --git a/drivers/gpio/gpio-hisi.c b/drivers/gpio/gpio-hisi.c
> > index 3caabef5c7a2..55bd69043bf4 100644
> > --- a/drivers/gpio/gpio-hisi.c
> > +++ b/drivers/gpio/gpio-hisi.c
> > @@ -221,6 +221,12 @@ static const struct acpi_device_id hisi_gpio_acpi_match[] = {
> >  };
> >  MODULE_DEVICE_TABLE(acpi, hisi_gpio_acpi_match);
> >
> > +static const struct of_device_id hisi_gpio_dts_match[] = {
> > +     { .compatible = "hisilicon,ascend910-gpio", },
> > +     { }
> > +};
> > +MODULE_DEVICE_TABLE(of, hisi_gpio_dts_match);
> > +
> >  static void hisi_gpio_get_pdata(struct device *dev,
> >                               struct hisi_gpio *hisi_gpio)
> >  {
> > @@ -311,6 +317,7 @@ static struct platform_driver hisi_gpio_driver = {
> >       .driver         = {
> >               .name   = HISI_GPIO_DRIVER_NAME,
> >               .acpi_match_table = hisi_gpio_acpi_match,
> > +             .of_match_table = hisi_gpio_dts_match,
> >       },
> >       .probe          = hisi_gpio_probe,
> >  };
>
>

I applied both, but reversed the order as dt bindings should come first. Thanks!

Bart