linux-kernel - Re: [PATCH v6 1/3] media: dt-bindings: ov8856: Document YAML bindings

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Message-ID: <20200408163454.GG3676135@smile.fi.intel.com>
Date:   Wed, 8 Apr 2020 19:34:54 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Sakari Ailus <sakari.ailus@....fi>
Cc:     Maxime Ripard <maxime@...no.tech>,
        Tomasz Figa <tfiga@...omium.org>,
        Robert Foss <robert.foss@...aro.org>,
        Dongchun Zhu <dongchun.zhu@...iatek.com>,
        Fabio Estevam <festevam@...il.com>,
        linux-media <linux-media@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH v6 1/3] media: dt-bindings: ov8856: Document YAML bindings

On Wed, Apr 08, 2020 at 06:30:51PM +0300, Sakari Ailus wrote:
> On Wed, Apr 08, 2020 at 06:28:57PM +0300, Sakari Ailus wrote:
> > On Wed, Apr 08, 2020 at 03:43:15PM +0200, Maxime Ripard wrote:

...

> > No sensor driver I've seen has used clk_set_rate_exclusive() but I guess
> > they should. The absence of practical problems has been probably because of
> > two factors; firstly, these are typically clocks dedicated to the sensors
> > and secondly, good luck.

As I heard in another thread clk_*_exclusive() is quite a big hammer with a lot
of side effects and if it can be avoided, it must be avoided.

-- 
With Best Regards,
Andy Shevchenko