Re: [PATCH v3 1/2] mmc: sdhci-of-arasan: Enable UHS-1 support for Keem Bay SOC

From: Andy Shevchenko
Date: Wed Oct 07 2020 - 04:55:55 EST


On Wed, Oct 7, 2020 at 11:38 AM Michal Simek <michal.simek@xxxxxxxxxx> wrote:
> On 06. 10. 20 17:55, muhammad.husaini.zulkifli@xxxxxxxxx wrote:

...

> > + /*
> > + * This is like final gatekeeper. Need to ensure changed voltage

like a final

> > + * is settled before and after turn on this bit.
> > + */

...

> > + /*
> > + * This is like final gatekeeper. Need to ensure changed voltage

Likewise.

> > + * is settled before and after turn on this bit.
> > + */

...

> > + struct device *dev = &pdev->dev;
>
> nit: I got this but as I see 3 lines below maybe would be better to use
> it everywhere but it can be done in separate patch.

In that case I think it would be better to have that patch first. It
make follow up code cleaner.

...

> > + if (of_device_is_compatible(np, "intel,keembay-sdhci-5.1-sd")) {
> > + struct gpio_desc *uhs;
> > +
> > + uhs = devm_gpiod_get_optional(dev, "uhs", GPIOD_OUT_HIGH);
>
> I can't see change in dt binding to record uhs gpio.
>
>
> Better
> sdhci_arasan->uhs_gpio = devm_gpiod_get_optional(dev, "uhs",
> GPIOD_OUT_HIGH);
>
> then you can avoid uhs variable.

Actually it's readability vs. additional variable. It was my
suggestion to have a variable to make readability better.
Are you insisting on this change?

--
With Best Regards,
Andy Shevchenko