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Message-ID: <20160201151305.GA9558@rob-hp-laptop>
Date: Mon, 1 Feb 2016 09:13:05 -0600
From: Rob Herring <robh@...nel.org>
To: Stefan Agner <stefan@...er.ch>
Cc: dmitry.torokhov@...il.com, michael.hennerich@...log.com,
mark.rutland@....com, ijc+devicetree@...lion.org.uk,
galak@...eaurora.org, realmz6@...il.com, broonie@...nel.org,
jic23@...nel.org, linux-input@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/3] input: touchscreen: ad7879: add device tree
support
On Fri, Jan 29, 2016 at 03:48:15PM -0800, Stefan Agner wrote:
> Add device tree support for the I2C and SPI variant of AD7879(-1).
> This allows to specify the touchscreen controller as a I2C client
> node or SPI slave device. Most of the options available in platform
> data are also available as device tree properties, the only exception
> being GPIO capabilities, which can not be activated through device
> tree currently.
>
> Signed-off-by: Stefan Agner <stefan@...er.ch>
> ---
> Changes since v1:
> - Move device tree parsing to main driver file ad7879.c
> - Use common touchscreen_parse_properties for common properties
> - Use device_property_* API
> - Use struct ad7879 directly to store parsed values
> - Support SPI variant through device tree too (untested)
> - Add vendor prefix to vendor specific dt properties
>
> .../bindings/input/touchscreen/ad7879.txt | 53 ++++++++
Acked-by: Rob Herring <robh@...nel.org>
> drivers/input/touchscreen/ad7879-i2c.c | 10 ++
> drivers/input/touchscreen/ad7879-spi.c | 10 ++
> drivers/input/touchscreen/ad7879.c | 141 +++++++++++++--------
> 4 files changed, 160 insertions(+), 54 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/input/touchscreen/ad7879.txt
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