linux-kernel - Re: [PATCH V12 2/5] pwm: Add i.MX TPM PWM driver support

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Message-ID: <20190509150257.GD8907@ulmo>
Date:   Thu, 9 May 2019 17:02:57 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Anson Huang <anson.huang@....com>
Cc:     "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        "linux@...linux.org.uk" <linux@...linux.org.uk>,
        "otavio@...ystems.com.br" <otavio@...ystems.com.br>,
        Leonard Crestez <leonard.crestez@....com>,
        Robin Gong <yibin.gong@....com>,
        "schnitzeltony@...il.com" <schnitzeltony@...il.com>,
        "u.kleine-koenig@...gutronix.de" <u.kleine-koenig@...gutronix.de>,
        "jan.tuerk@...rion.com" <jan.tuerk@...rion.com>,
        "linux-pwm@...r.kernel.org" <linux-pwm@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH V12 2/5] pwm: Add i.MX TPM PWM driver support

On Thu, May 09, 2019 at 01:29:29PM +0000, Anson Huang wrote:
> i.MX7ULP has TPM(Low Power Timer/Pulse Width Modulation Module)
> inside, it can support multiple PWM channels, all the channels
> share same counter and period setting, but each channel can
> configure its duty and polarity independently.
> 
> There are several TPM modules in i.MX7ULP, the number of channels
> in TPM modules are different, it can be read from each TPM module's
> PARAM register.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> Reviewed-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> ---
> Changes since V11:
> 	- ONLY add function comment to pwm_imx_tpm_round_state(), no code change.
> ---
>  drivers/pwm/Kconfig       |  11 ++
>  drivers/pwm/Makefile      |   1 +
>  drivers/pwm/pwm-imx-tpm.c | 448 ++++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 460 insertions(+)
>  create mode 100644 drivers/pwm/pwm-imx-tpm.c

Applied, thanks.

Thierry

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