linux-kernel - Re: [PATCH 1/4] ARM: STi: add stid127 soc support

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Message-ID: <52EF546D.7070900@st.com>
Date:	Mon, 3 Feb 2014 09:33:49 +0100
From:	Alexandre Torgue <alexandre.torgue@...com>
To:	Arnd Bergmann <arnd@...db.de>,
	srinivas kandagatla <srinivas.kandagatla@...com>
Cc:	<linux-arm-kernel@...ts.infradead.org>,
	<devicetree@...r.kernel.org>,
	Russell King <linux@....linux.org.uk>, <kernel@...inux.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Patrice CHOTARD <patrice.chotard@...com>,
	<linux-kernel@...r.kernel.org>,
	Stuart Menefy <stuart.menefy@...com>,
	Rob Herring <robh+dt@...nel.org>,
	Grant Likely <grant.likely@...aro.org>,
	Giuseppe Cavallaro <peppe.cavallaro@...com>,
	<maxime.coquelin@...com>
Subject: Re: [PATCH 1/4] ARM: STi: add stid127 soc support

On 01/31/2014 09:15 PM, Arnd Bergmann wrote:
> On Friday 31 January 2014, srinivas kandagatla wrote:
>
>>> Sorry if I missed the initial review, but can you explain
>>> why this is needed to start with?
>> On ST SoCs the default value for L2 AUX_CTRL register is 0x0, so we  set
>> the way-size explicit here.
> Unfortunately, we keep going back and forth on the L2 cache controller
> setup between "it should work automatically" and "we don't want to
> have configuration data in DT", where my personal opinion is that
> the first one is more important here.
>
> Now, there are a couple of properties that are defined in
> Documentation/devicetree/bindings/arm/l2cc.txt to let some of the
> things get set up automatically already. Can you check which bits
> are missing there, if any? Are they better described as "configuration"
> or "hardware" settings?
Hi Arnd,

Thanks for remarks. I will a have a look on it, but unfortunately not 
before 2 weeks.


Alex.

>
> 	Arnd

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