[Letux-kernel] Lay common foundation to make PVR/SGX work without hacks on OMAP34xx, OMAP36xx, AM335x and potentially OMAP4, OMAP5

[H. Nikolaus Schaller]

> Am 07.10.2019 um 17:52 schrieb Tony Lindgren <tony at atomide.com>:
> 
> Hi,
> 
> * H. Nikolaus Schaller <hns at goldelico.com> [191005 16:59]:
>> 
>> 
>> * AM335x (BeagleBoneBlack): reports a problem with omap_reset_deassert:
>> [  204.246706] omap_reset_deassert: timedout waiting for gfx:0
> 
> Please try with Tero's current github branch at github.com/t-kristo/linux-pm.git
> 5.4-rc1-ipc from few days ago, the earlier versions had still issues.

I have seen there has been a new version today and I'll try that one asap.

> 
>> * OMAP5 (Pyra): fails to enable the clocks (did work with the previous version)
>> [  304.140363] clock-controller:clk:0000:0: failed to enable
>> [  304.147388] PVR_K:(Error): EnableSGXClocks: pm_runtime_get_sync failed (16)
> 
> Hmm no idea what might be up with this one. Did some clkctrl clock
> fixes maybe cause a regression here? Tero do you have any ideas?

BR and thanks,
Nikolaus