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From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [GIT PULL] Third Round of Renesas ARM Based Soc Updates for v3.19
Date: Thu, 20 Nov 2014 10:04:34 +0100	[thread overview]
Message-ID: <3299155.X2xrgWZ6OL@wuerfel> (raw)
In-Reply-To: <CAMuHMdWGnx9D4BJR3C0b=iuEKP_AN+JORiOHX+c-MkqcURAjtg@mail.gmail.com>

On Thursday 20 November 2014 08:56:10 Geert Uytterhoeven wrote:
> > Please have a look at drivers/power/restart for how other platforms do
> > this. You probably need to add a device node for whatever IP block
> > holds the reset register and then have a driver. What exactly this
> > driver should look like depends of course on what other registers are
> > part of this block.
> 
> I agree. Thanks for reminding us.
> 
> The IP block is the system-controller, which is also used for PM domain
> control. So I'll take care of it.

Is it just the pm-domain driver and the system reset that needs to 
access this block? If yes, then the best option would be to register
the reset handler from the pm-domain driver, otherwise I think you
should have a syscon device node that gets shared between all drivers
using this device.

	Arnd

  reply	other threads:[~2014-11-20  9:04 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-13  1:20 [GIT PULL] Third Round of Renesas ARM Based Soc Updates for v3.19 Simon Horman
2014-11-13  1:20 ` [PATCH 1/2] ARM: shmobile: sh73a0: Add restart callback Simon Horman
2014-11-13  1:20 ` [PATCH 2/2] ARM: shmobile: always build rcar setup for armv7 Simon Horman
2014-11-13 18:50 ` [GIT PULL] Third Round of Renesas ARM Based Soc Updates for v3.19 Sergei Shtylyov
2014-11-14  0:32   ` Simon Horman
2014-11-19 21:16 ` Arnd Bergmann
2014-11-20  0:42   ` Simon Horman
2014-11-20  7:56   ` Geert Uytterhoeven
2014-11-20  9:04     ` Arnd Bergmann [this message]
2014-11-20  9:19       ` Geert Uytterhoeven

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