Re: [PATCH -next v2] pinctrl: samsung: Fix return value check in samsung_pinctrl_get_soc_data()

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Tue, Feb 21, 2017 at 2:49 PM, Marek Szyprowski
<m.szyprowski@xxxxxxxxxxx> wrote:

> Sadly this patch breaks support for IMEM pinctrl block on Exynos5433/TM2
> and it took us some time to find the source of the problem.
>
> devm_ioremap_resource() is not functionally a full equivalent of
> devm_ioremap(). The problem here is that registers for IMEM and ALIVE
> pin controllers are shared and both devices have <0x11090000 0x1000>
> range in their reg property. devm_ioremap_resource() maps given
> resource exclusively for the device, while devm_ioremap() allows
> non-exclusive mappings.
>
> This patch has to be reverted asap.

Patch reverted for fixes, copying the above text as commit message.

Yours,
Linus Walleij
--
To unsubscribe from this list: send the line "unsubscribe linux-gpio" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html