diff options
Diffstat (limited to 'dts/Bindings/input/touchscreen/ad7879.txt')
-rw-r--r-- | dts/Bindings/input/touchscreen/ad7879.txt | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/dts/Bindings/input/touchscreen/ad7879.txt b/dts/Bindings/input/touchscreen/ad7879.txt index e3f22d23fc..3c8614c451 100644 --- a/dts/Bindings/input/touchscreen/ad7879.txt +++ b/dts/Bindings/input/touchscreen/ad7879.txt @@ -35,6 +35,7 @@ Optional properties: - adi,conversion-interval: : 0 : convert one time only 1-255: 515us + val * 35us (up to 9.440ms) This property has to be a '/bits/ 8' value +- gpio-controller : Switch AUX/VBAT/GPIO pin to GPIO mode Example: @@ -51,3 +52,21 @@ Example: adi,averaging = /bits/ 8 <1>; adi,conversion-interval = /bits/ 8 <255>; }; + + ad7879@1 { + compatible = "adi,ad7879"; + spi-max-frequency = <5000000>; + reg = <1>; + spi-cpol; + spi-cpha; + gpio-controller; + interrupt-parent = <&gpio1>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + touchscreen-max-pressure = <4096>; + adi,resistance-plate-x = <120>; + adi,first-conversion-delay = /bits/ 8 <3>; + adi,acquisition-time = /bits/ 8 <1>; + adi,median-filter-size = /bits/ 8 <2>; + adi,averaging = /bits/ 8 <1>; + adi,conversion-interval = /bits/ 8 <255>; + }; |