linux-kernel - Re: [PATCH v4] gpio: amdpt: add new device ID and 24-pin support

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Date:   Fri, 10 Dec 2021 13:32:48 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Yuchang Hsu <saraon640529@...il.com>
Cc:     linus.walleij@...aro.org, brgl@...ev.pl,
        Richard_Hsu@...edia.com.tw, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, Yd_Tseng@...edia.com.tw,
        Cindy1_Hsu@...edia.com.tw, Andrew_Su@...edia.com.tw
Subject: Re: [PATCH v4] gpio: amdpt: add new device ID and 24-pin support

On Fri, Dec 10, 2021 at 05:03:15PM +0800, Yuchang Hsu wrote:
> From: Hsu Yuchang <Richard_Hsu@...edia.com.tw>
> 
> Add an ACPI HID(AMDIF031) and pin number in the pt_gpio_acpi_match.

Very well!
Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

> Signed-off-by: Yuchang Hsu <Richard_Hsu@...edia.com.tw>
> ---
> Reposition and modify the changelog
>  drivers/gpio/gpio-amdpt.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpio/gpio-amdpt.c b/drivers/gpio/gpio-amdpt.c
> index bbf53e289141..13f4e2af3800 100644
> --- a/drivers/gpio/gpio-amdpt.c
> +++ b/drivers/gpio/gpio-amdpt.c
> @@ -14,6 +14,7 @@
>  #include <linux/platform_device.h>
> 
>  #define PT_TOTAL_GPIO 8
> +#define PT_TOTAL_GPIO_EX 24
> 
>  /* PCI-E MMIO register offsets */
>  #define PT_DIRECTION_REG   0x00
> @@ -103,7 +104,7 @@ static int pt_gpio_probe(struct platform_device *pdev)
>  	pt_gpio->gc.owner            = THIS_MODULE;
>  	pt_gpio->gc.request          = pt_gpio_request;
>  	pt_gpio->gc.free             = pt_gpio_free;
> -	pt_gpio->gc.ngpio            = PT_TOTAL_GPIO;
> +	pt_gpio->gc.ngpio            = (uintptr_t)device_get_match_data(dev);
>  #if defined(CONFIG_OF_GPIO)
>  	pt_gpio->gc.of_node          = dev->of_node;
>  #endif
> @@ -133,8 +134,9 @@ static int pt_gpio_remove(struct platform_device *pdev)
>  }
> 
>  static const struct acpi_device_id pt_gpio_acpi_match[] = {
> -	{ "AMDF030", 0 },
> -	{ "AMDIF030", 0 },
> +	{ "AMDF030", PT_TOTAL_GPIO },
> +	{ "AMDIF030", PT_TOTAL_GPIO },
> +	{ "AMDIF031", PT_TOTAL_GPIO_EX },
>  	{ },
>  };
>  MODULE_DEVICE_TABLE(acpi, pt_gpio_acpi_match);
> --
> 2.30.2
> 

-- 
With Best Regards,
Andy Shevchenko