linux-kernel - Re: [PATCH v2 2/2] arm: dts: Exynos5: Use pmu_system

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Message-ID: <CAFp+6iEnTbXAUUYMU-bP27f4=X0pEtgmURAwKfRrqDQE4tRpKQ@mail.gmail.com>
Date:	Wed, 19 Nov 2014 17:33:56 +0530
From:	Vivek Gautam <gautamvivek1987@...il.com>
To:	Javier Martinez Canillas <javier@...hile0.org>
Cc:	Vivek Gautam <gautam.vivek@...sung.com>,
	Jingoo Han <jg1.han@...sung.com>,
	Kukjin Kim <kgene@...nel.org>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Sean Paul <seanpaul@...gle.com>,
	Ajay Kumar <ajaykumar.rs@...sung.com>
Subject: Re: [PATCH v2 2/2] arm: dts: Exynos5: Use pmu_system_controller
 phandle for dp phy

Hi Javier,


On Wed, Nov 19, 2014 at 5:06 PM, Javier Martinez Canillas
<javier@...hile0.org> wrote:
> [adding Kukjin to cc list]
>
> Hello Vivek,
>
> On Wed, Nov 12, 2014 at 5:21 AM, Jingoo Han <jg1.han@...sung.com> wrote:
>> On Thursday, October 30, 2014 10:24 PM, Vivek Gautam wrote:
>>>
>>> DP PHY now require pmu-system-controller to handle PMU register
>>> to control PHY's power isolation. Adding the same to dp-phy
>>> node.
>>>
>>> Signed-off-by: Vivek Gautam <gautam.vivek@...sung.com>
>>> Cc: Jingoo Han <jg1.han@...sung.com>
>>
>> Reviewed-by: Jingoo Han <jg1.han@...sung.com>
>>
>
> Tested-by: Javier Martinez Canillas <javier.martinez@...labora.co.uk>

Thanks for testing.

>
> Kukjin,

Sorry for not adding Kukjin to the list and thereby for the delay
about this patch.

>
> This patch is -rc material and is needed to have display working in
> 3.18 again since commit a5ec598 ("phy: exynos-dp-video: Use syscon
> support to control pmu register") landed in 3.18 and broke the Exynos
> Display Port PHY:
>
> exynos-dp-video-phy 10040728.video-phy: Failed to lookup PMU regmap

Yes, we should pick this up and merge it since the driver patch is merged now.



-- 
Best Regards
Vivek Gautam
Samsung R&D Institute, Bangalore
India
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