linux-kernel - Re: [PATCH v8 2/3] clocksource: Add JH7110 timer driver

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Message-ID: <ec9f653d-7078-4efc-b1b6-bbd7a74a1c18@starfivetech.com>
Date: Thu, 21 Dec 2023 09:50:10 +0800
From: Xingyu Wu <xingyu.wu@...rfivetech.com>
To: Emil Renner Berthing <emil.renner.berthing@...onical.com>
CC: Daniel Lezcano <daniel.lezcano@...aro.org>, Thomas Gleixner
	<tglx@...utronix.de>, Christophe JAILLET <christophe.jaillet@...adoo.fr>,
	<linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>, Rob Herring
	<robh+dt@...nel.org>, Krzysztof Kozlowski
	<krzysztof.kozlowski+dt@...aro.org>, Paul Walmsley
	<paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, Albert Ou
	<aou@...s.berkeley.edu>, Philipp Zabel <p.zabel@...gutronix.de>, Walker Chen
	<walker.chen@...rfivetech.com>, <linux-kernel@...r.kernel.org>, Conor Dooley
	<conor@...nel.org>
Subject: Re: [PATCH v8 2/3] clocksource: Add JH7110 timer driver

On 2023/12/20 21:59, Emil Renner Berthing wrote:
> Xingyu Wu wrote:
>> Add timer driver for the StarFive JH7110 SoC and select it by
>> CONFIG_SOC_STARFIVE.
>>
>> This timer has four free-running and independent 32-bit counters.
>> Each channel(counter) can trigger an interrupt when timeout even
>> CPU is sleeping. So this timer is used as global timer and register
>> clockevent for each CPU core after riscv-timer registration on the
>> StarFive JH7110 SoC.
>>
>> Signed-off-by: Xingyu Wu <xingyu.wu@...rfivetech.com>
>> ---
>>  MAINTAINERS                        |   7 +
>>  arch/riscv/Kconfig.socs            |   1 +
>>  drivers/clocksource/Kconfig        |   9 +
>>  drivers/clocksource/Makefile       |   1 +
>>  drivers/clocksource/timer-jh7110.c | 360 +++++++++++++++++++++++++++++
>>  include/linux/cpuhotplug.h         |   1 +
>>  6 files changed, 379 insertions(+)
>>  create mode 100644 drivers/clocksource/timer-jh7110.c
>>
>> diff --git a/MAINTAINERS b/MAINTAINERS
>> index 9104430e148e..fe0e803606a5 100644
>> --- a/MAINTAINERS
>> +++ b/MAINTAINERS
>> @@ -20617,6 +20617,13 @@ S:	Maintained
>>  F:	Documentation/devicetree/bindings/sound/starfive,jh7110-tdm.yaml
>>  F:	sound/soc/starfive/jh7110_tdm.c
>>
>> +STARFIVE JH7110 TIMER DRIVER
>> +M:	Samin Guo <samin.guo@...rfivetech.com>
> 
> Last time I sent a mail to samin.guo@...rfivetech.com it bounced. Was that just
> a temporary error?
> 
> /Emil

Oh, This email has been deactivated and I don't have his other personal email.
I had dropped it in the driver but forget it here.
Will fix.

Thanks,
Xingyu Wu

> 
>> +M:	Xingyu Wu <xingyu.wu@...rfivetech.com>
>> +S:	Supported
>> +F:	Documentation/devicetree/bindings/timer/starfive,jh7110-timer.yaml
>> +F:	drivers/clocksource/timer-jh7110.c
>> +
>>  STARFIVE JH71X0 CLOCK DRIVERS
>>  M:	Emil Renner Berthing <kernel@...il.dk>
>>  M:	Hal Feng <hal.feng@...rfivetech.com>