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From: linux@armlinux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: Drop fixed 200 Hz timer requirement from Samsung platforms
Date: Mon, 21 Nov 2016 09:24:45 +0000	[thread overview]
Message-ID: <20161121092445.GA1041@n2100.armlinux.org.uk> (raw)
In-Reply-To: <CA+Ln22GyRwywcxdO4Gp67d8TfpjfNzaE0z25=WW9GWibjGkDuQ@mail.gmail.com>

On Mon, Nov 21, 2016 at 03:01:57PM +0900, Tomasz Figa wrote:
> One thing to correct here is that the typical clock is PCLK, which is
> derived from one of the PLLs and AFAIR is between 33-66 MHz on
> s3c24xx. Technically you can drive the PWM block from an external
> clock (12 MHz for some board-file based boards), but for simplicity
> this functionality was omitted in the new PWM timer driver used for DT
> boards (which worked fine with the PWM driven by PCLK).

So that's a knowingly-made regression for s3c24xx then.  Pretty
disgusting developer behavior to do that, IMHO.

-- 
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.

  parent reply	other threads:[~2016-11-21  9:24 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-18  7:16 [PATCH v2] ARM: Drop fixed 200 Hz timer requirement from Samsung platforms Krzysztof Kozlowski
2016-11-18  7:57 ` Kukjin Kim
2016-11-18  8:46 ` Arnd Bergmann
2016-11-18 10:43   ` Sylwester Nawrocki
2016-11-18 11:10     ` Krzysztof Kozlowski
2016-11-21  6:01   ` Tomasz Figa
2016-11-21  8:59     ` Ben Dooks
2016-11-21  9:07       ` Russell King - ARM Linux
2016-11-21  9:24     ` Russell King - ARM Linux [this message]
2016-11-18 13:17 ` Lee Jones

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