linux-kernel - Re: [PATCH v2 RESEND 1/3] clocksource/vt8500: Use MIN_OSCR

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Date:	Thu, 31 Dec 2015 23:33:45 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Roman Volkov <v1ron@...l.ru>
cc:	arm@...nel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
	Alexey Charkov <alchark@...il.com>,
	Roman Volkov <rvolkov@...os.org>,
	Tony Prisk <linux@...sktech.co.nz>,
	Daniel Lezcano <daniel.lezcano@...aro.org>
Subject: Re: [PATCH v2 RESEND 1/3] clocksource/vt8500: Use MIN_OSCR_DELTA
 from PXA

Roman,

On Thu, 31 Dec 2015, Roman Volkov wrote:
> Since vt8500 and PXA timers are identical, use MIN_OSCR_DELTA from PXA,
> which is bigger than existing value. It is required to determine the
> minimum delay which hardware can generate.

Now that brings up the obvious question:

If the vt8500 and PXA timers are identical why has vt8500 it's own slightly
different implementation and does not use the PXA timer?

Thanks,

	tglx
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