From mboxrd@z Thu Jan  1 00:00:00 1970
From: Santosh Shilimkar <santosh.shilimkar@ti.com>
Subject: Re: [PATCH, RFC 3/8] ARM: twd: clock rate from DT (if no DT clk tree)
Date: Tue, 19 Feb 2013 15:48:27 +0530
Message-ID: <51235173.5020000@ti.com>
References: <cover.1361186097.git.afzal@ti.com> <94cb377171f84ceefd667aead4602d70adab6619.1361186097.git.afzal@ti.com>
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To: Afzal Mohammed <afzal@ti.com>
Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree-discuss@lists.ozlabs.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Russell King <linux@arm.linux.org.uk>, Tony Lindgren <tony@atomide.com>, Marc Zyngier <marc.zyngier@arm.com>, Nicolas Pitre <nico@linaro.org>, Will Deacon <will.deacon@arm.com>, Linus Walleij <linus.walleij@linaro.org>, Rob Herring <rob.herring@calxeda.com>, Grant Likely <grant.likely@secretlab.ca>, Rob Landley <rob@landley.net>, Sekhar Nori <nsekhar@ti.com>, Syed Mohammed Khasim <khasim@ti.com>
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On Monday 18 February 2013 05:07 PM, Afzal Mohammed wrote:
> Add an optional property to find clock-frequency from DT. This helps
> as a fallback mechanism in case there is no representation of clock
> tree in DT.
>
> Signed-off-by: Afzal Mohammed <afzal@ti.com>
> ---
This won't work always because twd clock is CPU dependent and changes
with CPU clock speed. And more importantly to get CPUFreq working, you
need to provide the correct clock-node to TWD library. Refer OMAP4 clock
data for reference.

Regards,
Santosh