Re: [PATCH v7 05/24] clocksource: Add a new timer-ingenic driver

From: Daniel Lezcano
Date: Mon Sep 24 2018 - 01:35:20 EST


On 24/09/2018 07:24, Paul Cercueil wrote:
> Hi Daniel,
>
> Le 24 sept. 2018 05:12, Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> a Ãcrit :
>>
>> On 21/08/2018 19:16, Paul Cercueil wrote:
>>> This driver handles the TCU (Timer Counter Unit) present on the Ingenic
>>> JZ47xx SoCs, and provides the kernel with a system timer, and optionally
>>> with a clocksource and a sched_clock.
>>>
>>> It also provides clocks and interrupt handling to client drivers.
>>
>> Can you provide a much more complete description of the timer in order
>> to make my life easier for the review of this patch?
>
> See patch [03/24], it adds a doc file that describes the hardware.

Thanks, I went through but it is incomplete to understand what the timer
do. I will reverse-engineer the code but it would help if you can give
the gross approach. Why multiple channels ? mutexes and completion ?


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