linux-kernel - Re: [PATCH v2 2/2] input: add official Raspberry Pi's touchscreen driver

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Date:   Thu, 20 Dec 2018 20:12:23 +0100
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     Eric Anholt <eric@...olt.net>, Henrik Rydberg <rydberg@...math.org>
Cc:     linux-rpi-kernel@...ts.infradead.org, stefan.wahren@...e.com,
        agraf@...e.de, afaerber@...e.com,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Corentin Labbe <clabbe.montjoie@...il.com>,
        Mark Jonas <mark.jonas@...bosch.com>,
        Masanari Iida <standby24x7@...il.com>,
        Heiko Schocher <hs@...x.de>,
        Hans de Goede <hdegoede@...hat.com>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        Zhu Yi <yi.zhu5@...bosch.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org
Subject: Re: [PATCH v2 2/2] input: add official Raspberry Pi's touchscreen
 driver

On Thu, 2018-12-20 at 10:39 -0800, Eric Anholt wrote:
> Nicolas Saenz Julienne <nsaenzjulienne@...e.de> writes:
> 
> > Add's support to Raspberry Pi's 7" Touch device. Instead of using a
> > conventional bus all information is copied into a memory mapped
> > area by
> > RPi's firmware.
> > 
> > Based on the driver found in RPi's kernel repository.
> > 
> > Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
> 
> While I wish we could just have a native driver instead, it does make
> sense to have this driver upstream given the constraints.
> 
> Acked-by: Eric Anholt <eric@...olt.net>

Thanks Eric.

FYI I did manage to access the touchscreen after altering the native
driver (edt-ft5x06). That said, as commented in the cover letter, it's
not good enough as it breaks the camera. I plan on posting the patch
and an overlay. I'm just waiting to see how these first patches are
received.

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