linux-kernel - Re: [rtc-linux] Re: [PATCH v4 00/10] rtc: max77686: Extend driver and add max77802 support

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Date:	Fri, 05 Feb 2016 09:18:21 +0900
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Cc:	rtc-linux@...glegroups.com,
	Javier Martinez Canillas <javier@....samsung.com>,
	k.kozlowski.k@...il.com, linux-kernel@...r.kernel.org,
	Kukjin Kim <kgene@...nel.org>,
	Andi Shyti <andi.shyti@...sung.com>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Laxman Dewangan <ldewangan@...dia.com>,
	linux-samsung-soc@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
	Olof Johansson <olof@...om.net>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [rtc-linux] Re: [PATCH v4 00/10] rtc: max77686: Extend driver and
 add max77802 support

On 05.02.2016 07:56, Alexandre Belloni wrote:
> On 31/01/2016 at 21:11:00 +0900, Krzysztof Kozlowski wrote :
>> W dniu 31.01.2016 o 21:05, Alexandre Belloni pisze:
>>> Hi,
>>>
>>> On 27/01/2016 at 00:36:36 -0300, Javier Martinez Canillas wrote :
>>>> Hello,
>>>>
>>>> On a recent disussion [0] with Krzysztof Kozlowski and Laxman Dewangan,
>>>> we came to the conclusion that the max77686 and max77802 RTC are almost
>>>> the same with only a few differences so there shouldn't be two separate
>>>> drivers and is better to extend max77686 driver and delete rtc-max77802.
>>>>
>>>> By making the driver more generic, other RTC IP blocks from Maxim PMICs
>>>> could be supported as well like the max77620.
>>>>
>>>> This is a v4 of a series that do this, that address issues pointed out
>>>> in the latest version. The v1, v2 and v3 can be found at [1], [2], [3].
>>>>
>>>> I've tested this patch-set on an Exynos5800 Peach Pi Chromebook that has
>>>> a max77802 PMIC and the RTC was working correctly. Krzysztof Kozlowski
>>>> tested v3 on an max77686 but this version only has cosmetic changes so
>>>> it should not cause any functionality changes.
>>>>
>>>> [0]: http://www.spinics.net/lists/devicetree/msg110348.html
>>>> [1]: https://lwn.net/Articles/672568/
>>>> [2]: https://lkml.org/lkml/2016/1/25/767
>>>> [3]: https://lkml.org/lkml/2016/1/26/787
>>>>
>>>
>>> I've applied patches 1 to 8 and I'll discussed with Arnd and Olof about
>>> what I should do with the defconfig changes.
>>
>> To avoid conflicts they could go through samsung-soc tree. I could pick
>> them if you provide me a tag with rest of patchset (dependencies).
>>
>> Would that be okay for you?
>>
> 
> Let's do that, I've prepared a tag, rtc-max77686-4.6 with all the
> max77686 material collected until now.  If I need to rebase rtc-next,
> I'll rebase on top of that.

Thanks, I pulled the tag, applied patches #9 and #10 and pushed out to
the for-next.

Best regards,
Krzysztof