[rtc-linux] Re: [PATCH 2/2] ARM: dts: s3c-rtc: Use s3c6410-rtc instead of exynos3250-rtc

[Alexandre Belloni <alexandre.belloni@free-electrons.com>]

On 31/03/2015 at 09:47:15 +0900, Chanwoo Choi wrote :
> > Are you absolutely sure that the exynos3250 IP is the same as the
> > s3c6410 (I don't know much about the exynos family). The concern being
> > that if at one point you have an errata on one or ther other, you will
> > have to break the DT ABI by undoing this change.
> > 
> > Note that I'm fine with it, I'm just asking.
> 
> I'm sure about exynos3250 RTC is same with S3C6410 RTC.
> There was little different about that pevious S3C6410 RTC
> don't consider to control the 'rtc_src' clk.
> 
> 
> But, Javier's patch[1] add the '.needs_src_clk' to control the
> 'rtc_src' clk. After merged this patch, there is no different part between
> Exynos3250 RTC and S3C6410 RTC.
> 
> [1] 8792f7772f4f (drivers/rtc/rtc-s3c.c: add .needs_src_clk to s3c6410 RTC data)
> 

Yes, I saw that the software was handling both the same way, I was
asking about the hardware side.


-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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