On Sat, Oct 11, 2014 at 06:06:52AM +0100, Matt Ranostay wrote:
> cap1106 driver can support much more one device make the driver
> generic for support of similar parts.
>
> Signed-off-by: Matt Ranostay <[email protected]>
> ---
> .../devicetree/bindings/input/cap1106.txt | 53 ----
> .../devicetree/bindings/input/cap11xx.txt | 54 ++++
> drivers/input/keyboard/Kconfig | 8 +-
> drivers/input/keyboard/Makefile | 2 +-
> drivers/input/keyboard/cap1106.c | 341
> ---------------------
> drivers/input/keyboard/cap11xx.c | 340 ++++++++++++++++++++
> 6 files changed, 399 insertions(+), 399 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/input/cap1106.txt
> create mode 100644 Documentation/devicetree/bindings/input/cap11xx.txt
> delete mode 100644 drivers/input/keyboard/cap1106.c
> create mode 100644 drivers/input/keyboard/cap11xx.c
[...]
> diff --git a/Documentation/devicetree/bindings/input/cap11xx.txt
> b/Documentation/devicetree/bindings/input/cap11xx.txt
> new file mode 100644
> index 0000000..738f5f3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/cap11xx.txt
> @@ -0,0 +1,54 @@
> +Device tree bindings for Microchip CAP1106 based capacitive touch sensor
> +
> +The node for this driver must be a child of a I2C controller node, as the
s/driver/device/
> +device communication via I2C only.
> +
> +Required properties:
> +
> + compatible: Must be on the following, depending on the
> model:
Please change this to say "Must contain one of:"
The rest is implied by the usual semantics of the compatible property.
> + "microchip,cap1106"
> +
> + reg: The I2C slave address of the device.
> + Only 0x28 is valid.
> +
> + interrupts: Property describing the interrupt line the
> + device's ALERT#/CM_IRQ# pin is connected to.
> + The device only has one interrupt source.
> +
> +Optional properties:
> +
> + autorepeat: Enables the Linux input system's autorepeat
> + feature on the input device.
> +
> + microchip,sensor-gain: Defines the gain of the sensor circuitry. This
> + effectively controls the sensitivity, as a
> + smaller delta capacitance is required to
> + generate the same delta count values.
> + Valid values are 1, 2, 4, and 8.
> + By default, a gain of 1 is set.
> +
> + linux,keycodes: Specifies an array of numeric keycode values
> to
> + be used for the channels. If this property is
> + omitted, KEY_A, KEY_B, etc are used as
> + defaults. The array must have exactly six
> + entries.
> +
> +Example:
> +
> +i2c_controller {
> + cap1106@28 {
> + compatible = "microchip,cap1106";
> + interrupt-parent = <&gpio1>;
> + interrupts = <0 0>;
> + reg = <0x28>;
> + autorepeat;
> + microchip,sensor-gain = <2>;
> +
> + linux,keycodes = <103 /* KEY_UP */
> + 106 /* KEY_RIGHT */
> + 108 /* KEY_DOWN */
> + 105 /* KEY_LEFT */
> + 109 /* KEY_PAGEDOWN */
> + 104>; /* KEY_PAGEUP */
As we're moving this around anyway, please bracket this list entries
individually.
Thanks,
Mark.
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