linux-kernel - Re: [PATCH v8 2/5] media: sun6i: Add A64 CSI block support

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Message-ID: <20190128110211.fmbnudcfrw2rnqya@flea>
Date:   Mon, 28 Jan 2019 12:02:11 +0100
From:   Maxime Ripard <maxime.ripard@...tlin.com>
To:     Jagan Teki <jagan@...rulasolutions.com>
Cc:     Yong Deng <yong.deng@...ewell.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-media@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Michael Trimarchi <michael@...rulasolutions.com>,
        linux-amarula@...rulasolutions.com, devicetree@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: Re: [PATCH v8 2/5] media: sun6i: Add A64 CSI block support

On Mon, Jan 28, 2019 at 02:28:44PM +0530, Jagan Teki wrote:
> CSI block in Allwinner A64 has similar features as like in H3,
> but the default CSI_SCLK rate cannot work properly to drive the
> connected sensor interface.
> 
> The tested mod cock rate is 300 MHz and BSP vfe media driver is also
> using the same rate. Unfortunately there is no valid information about
> clock rate in manual or any other sources except the BSP driver. so more
> faith on BSP code, because same has tested in mainline.
> 
> So, add support for A64 CSI block by setting updated mod clock rate.
> 
> Signed-off-by: Jagan Teki <jagan@...rulasolutions.com>

Acked-by: Maxime Ripard <maxime.ripard@...tlin.com>

Maxime

-- 
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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