linux-kernel - Re: [PATCH 2/4] ARM: mxc: migrate mach-mx5 gpio driver to gpio-mxc

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Date:	Tue, 31 May 2011 13:28:17 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Shawn Guo <shawn.guo@...escale.com>
Cc:	Olof Johansson <olof@...om.net>, Shawn Guo <shawn.guo@...aro.org>,
	linux-kernel@...r.kernel.org, grant.likely@...retlab.ca,
	kernel@...gutronix.de, linux-arm-kernel@...ts.infradead.org,
	patches@...aro.org
Subject: Re: [PATCH 2/4] ARM: mxc: migrate mach-mx5 gpio driver to gpio-mxc

On Tuesday 31 May 2011, Shawn Guo wrote:
> > Just open-code the mxc_add_mxc_gpio() by moving the individual calls to
> > mxc_add_gpio() into the respective callers. Having a global
> > mxc_add_mxc_gpio() function that does something different for each
> > caller seems entirely pointless to me.
> > 
> Right now, mxc_add_mxc_gpio() is a postcore_initcall.  Moving
> individual mxc_add_gpio() call into irq_init function does not work.
> And I need to find a proper caller for each SoC to call mxc_add_gpio
> to register gpio devices.
 
Why not init_machine? That is an arch_initcall(), so it's probably close
enough.

	Arnd
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