[PATCH -next v2] pinctrl: samsung: Fix return value check in samsung_pinctrl_get_soc_data()
linus.walleij at linaro.org
Tue Mar 14 03:29:28 PDT 2017
On Tue, Feb 21, 2017 at 2:49 PM, Marek Szyprowski
<m.szyprowski at samsung.com> 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.
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