On Sat, May 14, 2016 at 7:52 AM, Rob Herring <robh@xxxxxxxxxx> wrote: > On Tue, May 10, 2016 at 07:07:48PM -0700, Grant Grundler wrote: >> From: Daniel Hung-yu Wu <hywu@xxxxxxxxxx> >> >> Add binding for Atmel Capacitive Touch Button device. >> >> Signed-off-by: Daniel Hung-yu Wu <hywu@xxxxxxxxxx> >> Signed-off-by: Grant Grundler <grundler@xxxxxxxxxxxx> >> --- >> .../devicetree/bindings/input/atmel,captouch.txt | 34 ++++++++++++++++++++++ >> 1 file changed, 34 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/input/atmel,captouch.txt >> >> I haven't posted the corresponding device driver and dtsi changes yet but will shortly. >> >> V2: split Documentation/devicetree/bindings from driver patch >> rename "atmel,atmegaxx_captouch" to "atmel,captouch" since it's irrelevant >> which controller implements the register set/controller. > > Is there any notion of firmware versions though? There currently is not. This is something we need to add - future patch. > >> >> V1: posted https://lkml.org/lkml/2016/5/3/613 >> >> diff --git a/Documentation/devicetree/bindings/input/atmel,captouch.txt b/Documentation/devicetree/bindings/input/atmel,captouch.txt >> new file mode 100644 >> index 0000000..405d287 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/input/atmel,captouch.txt >> @@ -0,0 +1,34 @@ >> +Device tree bindings for Atmel AtmegaXX capacitive touch sensor >> + >> +The node for this device must be a child of a I2C controller node, as the >> +device communicates via I2C. >> + >> +Required properties: >> + >> + compatible: Must be "atmel,captouch". >> + reg: The I2C slave address of the device. >> + interrupts: Property describing the interrupt line the device >> + is connected to. The device only has one interrupt >> + source. >> + linux,keycodes: Specifies an array of numeric keycode values to >> + be used for reporting button presses. The array can >> + contain up to 8 entries. >> + >> +Optional properties: >> + >> + autorepeat: Enables the Linux input system's autorepeat >> + feature on the input device. >> + >> +Example: >> + >> + atmel_captouch@51 { > > No underscores in node names please. Aaahh! Sorry! you told me that before. Will post V3 with dash in node name. cheers, grant > >> + compatible = "atmel,captouch"; >> + reg = <0x51>; >> + interrupt-parent = <&tlmm>; >> + interrupts = <67 IRQ_TYPE_EDGE_FALLING>; >> + linux,keycodes = <BTN_0>, <BTN_1>, >> + <BTN_2>, <BTN_3>, >> + <BTN_4>, <BTN_5>, >> + <BTN_6>, <BTN_7>; >> + autorepeat; >> + }; >> -- >> 2.1.2 >> -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
