On Mon, Apr 23, 2012 at 01:18:21PM +0800, Shawn Guo wrote:
> 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
> */
> }
The problem is more how we can detect that we are actually running a
i.MX6 SoC. We could directly ask the devicetree in an initcall or we
could introduce a cpu_is_mx6() just like we have a macro for all other
i.MX SoCs.
Sascha
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