Hi Peng,
On 01.05.20 14:36, Peng Fan wrote:
>> Subject: Re: [RFC PATCH 3/4] drm/etnaviv: Change order of enabling clocks to
>> fix boot on i.MX8MM
>>
>> On 30.04.20 16:35, Lucas Stach wrote:
>>> Am Donnerstag, den 30.04.2020, 12:46 + schrieb Schrempf Frieder:
From: Frieder Schrempf
> Subject: Re: [RFC PATCH 3/4] drm/etnaviv: Change order of enabling clocks to
> fix boot on i.MX8MM
>
> On 30.04.20 16:35, Lucas Stach wrote:
> > Am Donnerstag, den 30.04.2020, 12:46 + schrieb Schrempf Frieder:
> >> From: Frieder Schrempf
> >>
> >> On some i.MX8MM devices the boot hangs
On 30.04.20 16:35, Lucas Stach wrote:
> Am Donnerstag, den 30.04.2020, 12:46 + schrieb Schrempf Frieder:
>> From: Frieder Schrempf
>>
>> On some i.MX8MM devices the boot hangs when enabling the GPU clocks.
>> Changing the order of clock initalization to
>>
>> core -> shader -> bus -> reg
>>
From: Frieder Schrempf
On some i.MX8MM devices the boot hangs when enabling the GPU clocks.
Changing the order of clock initalization to
core -> shader -> bus -> reg
fixes the issue. This is the same order used in the imx platform code
of the downstream GPU driver in the NXP kernel [1]. For
Am Donnerstag, den 30.04.2020, 12:46 + schrieb Schrempf Frieder:
> From: Frieder Schrempf
>
> On some i.MX8MM devices the boot hangs when enabling the GPU clocks.
> Changing the order of clock initalization to
>
> core -> shader -> bus -> reg
>
> fixes the issue. This is the same order
