linux-kernel - Re: [PATCH 09/10] phy: Add Cadence D-PHY support

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Message-ID: <1838745.9zNmGlpGXc@avalon>
Date:   Wed, 05 Sep 2018 16:48:27 +0300
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Maxime Ripard <maxime.ripard@...tlin.com>
Cc:     Kishon Vijay Abraham I <kishon@...com>,
        Boris Brezillon <boris.brezillon@...tlin.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        linux-media@...r.kernel.org,
        Archit Taneja <architt@...eaurora.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Chen-Yu Tsai <wens@...e.org>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        Krzysztof Witos <kwitos@...ence.com>,
        Rafal Ciepiela <rafalc@...ence.com>
Subject: Re: [PATCH 09/10] phy: Add Cadence D-PHY support

Hi Maxime,

Thank you for the patch.

On Wednesday, 5 September 2018 12:16:40 EEST Maxime Ripard wrote:
> Cadence has designed a D-PHY that can be used by the, currently in tree,
> DSI bridge (DRM), CSI Transceiver and CSI Receiver (v4l2) drivers.
> 
> Only the DSI driver has an ad-hoc driver for that phy at the moment, while
> the v4l2 drivers are completely missing any phy support. In order to make
> that phy support available to all these drivers, without having to
> duplicate that code three times, let's create a generic phy framework
> driver.
> 
> Signed-off-by: Maxime Ripard <maxime.ripard@...tlin.com>
> ---
>  drivers/phy/Kconfig             |   1 +-
>  drivers/phy/Makefile            |   1 +-
>  drivers/phy/cadence/Kconfig     |  13 +-
>  drivers/phy/cadence/Makefile    |   1 +-
>  drivers/phy/cadence/cdns-dphy.c | 499 +++++++++++++++++++++++++++++++++-

Should the DT bindings be split from Documentation/devicetree/bindings/
display/bridge/cdns,dsi.txt ?

>  5 files changed, 515 insertions(+)
>  create mode 100644 drivers/phy/cadence/Kconfig
>  create mode 100644 drivers/phy/cadence/Makefile
>  create mode 100644 drivers/phy/cadence/cdns-dphy.c

[snip]

-- 
Regards,

Laurent Pinchart