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HID: i2c-hid: add DT bindings

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Add device tree based support for HID over I2C devices.

Tested on an Odroid-X board with a Synaptics touchpad.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Benjamin Tissoires
2013-06-13 09:50:35 +02:00
committed by Jiri Kosina
parent 3366dd9fa8
commit 3d7d248cf4
3 changed files with 73 additions and 2 deletions
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3
include/linux/i2c/i2c-hid.h
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@@ -19,7 +19,8 @@
* @hid_descriptor_address: i2c register where the HID descriptor is stored.
*
* Note that it is the responsibility of the platform driver (or the acpi 5.0
* driver) to setup the irq related to the gpio in the struct i2c_board_info.
* driver, or the flattened device tree) to setup the irq related to the gpio in
* the struct i2c_board_info.
* The platform driver should also setup the gpio according to the device:
*
* A typical example is the following: