[PATCH v5 13/22] ARM: dts: exynos: Enable UART3 on Exynos5410

Krzysztof Kozlowski krzk at kernel.org
Wed Jun 1 13:06:21 PDT 2016

On Wed, Jun 1, 2016 at 9:57 PM, Kevin Hilman <khilman at kernel.org> wrote:
> Hi Krzysztof,
> On Sat, May 28, 2016 at 2:54 AM, Krzysztof Kozlowski <krzk at kernel.org> wrote:
>> Just like other Exynos5 family SoCs, this one has four UARTs. Configure
>> clocks for UART3 and enable it.
>> Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>
>> Reviewed-by: Javier Martinez Canillas <javier at osg.samsung.com>
> This patch landed in linux-next[1] and kernelci.org found a boot
> regression on the exynos5410-odroidxu[2], where it looks like it's
> faulting in clk_prepare().  Bisecting pointed to this patch.  I added
> "status = disabled" back into the DTS on top of next-20160601[3] and
> verified my odroid-XU to be booting fine again.


Thanks for report. Indeed the patch brings up to the light an issue in
serial driver. Fixed here:

I left the commit in my tree as it is correct (strictly speaking).
Sorry for any trouble it makes.

Best regards,

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