linux-kernel - RE: [PATCH v2 1/4] pwm: fsl-ftm: Added a dedicated IP interface clock

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Date:   Mon, 9 Jul 2018 19:00:34 +0000
From:   Shenwei Wang <shenwei.wang@....com>
To:     Thierry Reding <thierry.reding@...il.com>
CC:     "linux-pwm@...r.kernel.org" <linux-pwm@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 1/4] pwm: fsl-ftm: Added a dedicated IP interface clock

Thank you, Thierry. 
Have you also reviewed and accepted the other 3 patches in this serial?

Regards,
Shenwei

-----Original Message-----
From: Thierry Reding [mailto:thierry.reding@...il.com] 
Sent: Monday, July 9, 2018 12:09 PM
To: Shenwei Wang <shenwei.wang@....com>
Cc: linux-pwm@...r.kernel.org; dl-linux-imx <linux-imx@....com>; linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/4] pwm: fsl-ftm: Added a dedicated IP interface clock

On Fri, Jun 08, 2018 at 02:22:34PM -0500, shenwei.wang@....com wrote:
> The current driver assumes that the ftm_sys clock works as one of the 
> clock sources for the IP block as well as the IP interface clock. This 
> assumption does not apply any more on the latest i.MX8x SoC family. On 
> i.MX8x SoCs, a dedicated IP interface clock is introduced and it must 
> be enabled before accessing any FTM registers. Moreover, the clock can 
> not be used as the source clock for the FTM IP block. This patch 
> introduces the ipg_clk as the dedicated IP interface clock and by 
> default it is the same as the ftm_sys clock if not specified.
> 
> Signed-off-by: Shenwei Wang <shenwei.wang@....com>
> ---
>  drivers/pwm/pwm-fsl-ftm.c | 22 ++++++++++++++++------
>  1 file changed, 16 insertions(+), 6 deletions(-)

Applied, thanks.

Thierry