Re: [PATCH 2/2] ARM: dts: s3c-rtc: Use s3c6410-rtc instead of exynos3250-rtc
From: Alexandre Belloni
Date: Tue Mar 31 2015 - 04:12:14 EST
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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/