Re: [PATCH 1/3] clocksource: timer-ti-dm: Fix pwm dmtimer usage of fck reparenting

From: H. Nikolaus Schaller
Date: Sat Jan 26 2019 - 14:38:00 EST



> Am 26.01.2019 um 19:40 schrieb Andreas Kemnade <andreas@xxxxxxxxxxxx>:
>
> On Tue, 22 Jan 2019 09:57:15 -0800
> Tony Lindgren <tony@xxxxxxxxxxx> wrote:
>
>> Commit 84badc5ec5fc ("ARM: dts: omap4: Move l4 child devices to probe
>> them with ti-sysc") moved some omap4 timers to probe with ti-sysc
>> interconnect target module. Turns out this broke pwm-omap-dmtimer
>> where we now try to reparent the clock to itself with the following:
>>
>> omap_dm_timer_of_set_source: failed to set parent
>>
>> With ti-sysc, we can now configure the clock sources in the dts
>> with assigned-clocks and assigned-clock-parents. So we should be able
>> to remove omap_dm_timer_of_set_source with clean-up patches later on.
>> But for now, let's just fix it first by checking if parent and fck
>> are the same and bail out of so.
>>
> together with 2/3 it fixes things on pyra
>
> Tested-By: Andreas Kemnade <andreas@xxxxxxxxxxxx>

Tested-By: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>