linux-kernel - Re: [PATCH V5 0/2] timer: add imx tpm timer support

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Message-ID: <20170801093204.GA1919@mai>
Date:   Tue, 1 Aug 2017 11:32:04 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Dong Aisheng <aisheng.dong@....com>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        tglx@...utronix.de, shawnguo@...nel.org, ping.bai@....com,
        anson.huang@....com, dongas86@...il.com, kernel@...gutronix.de
Subject: Re: [PATCH V5 0/2] timer: add imx tpm timer support

On Tue, Aug 01, 2017 at 04:40:15PM +0800, Dong Aisheng wrote:
> The Timer/PWM Module (TPM) supports input capture, output compare,
> and the generation of PWM signals to control electric motor and power
> management applications. The counter, compare and capture registers
> are clocked by an asynchronous clock that can remain enabled in low
> power modes. TPM can support global counter bus where one TPM drives
> the counter bus for the others, provided bit width is the same.
> 
> This patch only adds the timer support. PWM would be added later.
> 
> ChangeLog:
> v4->v5:
>  * use request_irq instead of setup_irq
>  * switch to TIMER_OF_DECLARE from CLOCKSOURCE_OF_DECLARE
>  * add more error check
>  * patch title change to clocksource/drivers/imx-tpm: add imx tpm timer support
> v3->v4:
>  * also add ETIME explanation in function
> v2->v3:
>  * address a few minor comments from Daniel Lezcano
>  * add more explaination on ETIME check in commit message
> v1->v2:
>  * change to readl/writel from __raw_readl/writel according to Arnd's
>    suggestion to avoid endian issue
>  * add help information in Kconfig
>  * add more error checking
> 
> Dong Aisheng (2):
>   dt-bindings: timer: add nxp tpm timer binding doc
>   clocksource/drivers/imx-tpm: add imx tpm timer support
> 
>  .../devicetree/bindings/timer/nxp,tpm-timer.txt    |  28 +++
>  drivers/clocksource/Kconfig                        |   8 +
>  drivers/clocksource/Makefile                       |   1 +
>  drivers/clocksource/timer-imx-tpm.c                | 239 +++++++++++++++++++++
>  4 files changed, 276 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt
>  create mode 100644 drivers/clocksource/timer-imx-tpm.c
> 

Hi Dong,

applied for 4.14.

Thanks.

  -- Daniel

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