Re: [PATCH] gpio: vf610: update comment for i.MX8ULP and i.MX93 legacy compatibles

From: Bartosz Golaszewski
Date: Mon Oct 09 2023 - 02:51:38 EST


On Sat, Oct 7, 2023 at 2:51 PM Peng Fan (OSS) <peng.fan@xxxxxxxxxxx> wrote:
>
> From: Peng Fan <peng.fan@xxxxxxx>
>
> i.MX8ULP and i.MX93 legacy compatible strings use dual regs, while
> new compatible strings use one reg. The "support old compatible strings"
> is not clear to reflect the fact, so update it.
>
> Suggested-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
> Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
> ---
>
> To address:
> https://lore.kernel.org/all/20231004050428.o7l2e23xjcjkzzck@xxxxxxxxxxxxxx/
> Marco:
> I added your tag with Suggested-by, since you suggested this.
>
> drivers/gpio/gpio-vf610.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c
> index c03dfda41d4c..a89ae84a1fa0 100644
> --- a/drivers/gpio/gpio-vf610.c
> +++ b/drivers/gpio/gpio-vf610.c
> @@ -287,7 +287,10 @@ static int vf610_gpio_probe(struct platform_device *pdev)
>
> dual_base = port->sdata->have_dual_base;
>
> - /* support old compatible strings */
> + /*
> + * Handle legacy compatible combinations which used two reg values
> + * for the i.MX8ULP and i.MX93.
> + */
> if (device_is_compatible(dev, "fsl,imx7ulp-gpio") &&
> (device_is_compatible(dev, "fsl,imx93-gpio") ||
> (device_is_compatible(dev, "fsl,imx8ulp-gpio"))))
> --
> 2.37.1
>

Applied, thanks!

Bart