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

From: Andy Shevchenko
Date: Fri Dec 10 2021 - 06:36:02 EST


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

Very well!
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

> Signed-off-by: Yuchang Hsu <Richard_Hsu@xxxxxxxxxxxxxx>
> ---
> 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