Re: [PATCH v2] OMAPDSS: HACK: Ensure DSS clock domain gets out of idle when HDMI is enabled

["Cousson, Benoit" <b-cousson@ti.com>]

On 2/16/2012 9:22 AM, Tomi Valkeinen wrote:
> On Wed, 2012-02-15 at 11:59 -0800, Kevin Hilman wrote:
>> "Cousson, Benoit"<b-cousson@ti.com>  writes:
>
>>> Kevin,
>>>
>>> Do we still need to set the dev.parent to omap_device_parent?
>>
>> Nope.
>>
>>> I guess the default&platform_bus parent is good enough and
>>> potentially the DSS children should be able to overwrite that.
>>
>> Yes, now that we use PM domains, we don't need it.  I just sent a patch
>> to remove omap_device_parent.
>
> But it's still not possible to create a custom parent-child hierarchy
> with omap_devices. Or can I change the parent of a platform_device after
> it has been created? (doesn't sound very clean even if I can)

Nope, it has to be done before platform_device_add.

Thanks to Ohad patch [1] that Tony has just resent, you can use the 
internal omap_device API and thus will be able to change the parent 
before the registration.

Benoit

[1] ARM: OMAP: omap_device: Expose omap_device_{alloc, delete, register}