linux-kernel - Re: [PATCH 1/3] ARM: imx: Add common imx cpuidle init functionality.

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Message-ID: <20120423051813.GM26306@S2101-09.ap.freescale.net>
Date:	Mon, 23 Apr 2012 13:18:21 +0800
From:	Shawn Guo <shawn.guo@...aro.org>
To:	Rob Lee <rob.lee@...aro.org>
Cc:	Sascha Hauer <s.hauer@...gutronix.de>,
	Amit Kucheria <amit.kucheria@...aro.org>,
	kernel@...gutronix.de, linaro-dev@...ts.linaro.org,
	patches@...aro.org, daniel.lezcano@...aro.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/3] ARM: imx: Add common imx cpuidle init functionality.

On Sun, Apr 22, 2012 at 11:44:39PM -0500, Rob Lee wrote:
> >> I don't think we need a cpu_is_imx6q(), but having some i.MX6 specific
> >> hook at device_initcall time can't be too wrong. Shawn?
> >>
> > Yep, it works for me.
> >
> Sascha, Shawn, thanks for the response.
> 
> Since device_initcall isn't platform specific, it seems I would still
> need a cpu_is_imx6q() function or similiar functionality from a device
> tree call.  Or do you have something else in mind that I'm not seeing?
> 
I guess Sascha is asking for something like the following.

static int __init imx_device_init(void)
{
	imx5_device_init();
	imx6_device_init();
}
device_initcall(imx_device_init)

static int __init imx6_device_init(void)
{
	/*
	 * do whatever needs to get done in device_initcall time
	 */
}

-- 
Regards,
Shawn
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