diff options
Diffstat (limited to 'dts/Bindings/input')
| -rw-r--r-- | dts/Bindings/input/gpio-keys.txt | 1 | ||||
| -rw-r--r-- | dts/Bindings/input/touchscreen/goodix.txt | 14 | ||||
| -rw-r--r-- | dts/Bindings/input/touchscreen/pixcir_i2c_ts.txt | 4 | ||||
| -rw-r--r-- | dts/Bindings/input/touchscreen/ts4800-ts.txt | 11 |
4 files changed, 29 insertions, 1 deletions
diff --git a/dts/Bindings/input/gpio-keys.txt b/dts/Bindings/input/gpio-keys.txt index cf1333d1dd..21641236c0 100644 --- a/dts/Bindings/input/gpio-keys.txt +++ b/dts/Bindings/input/gpio-keys.txt @@ -6,6 +6,7 @@ Required properties: Optional properties: - autorepeat: Boolean, Enable auto repeat feature of Linux input subsystem. + - label: String, name of the input device. Each button (key) is represented as a sub-node of "gpio-keys": Subnode properties: diff --git a/dts/Bindings/input/touchscreen/goodix.txt b/dts/Bindings/input/touchscreen/goodix.txt index 8ba98eec76..c98757a691 100644 --- a/dts/Bindings/input/touchscreen/goodix.txt +++ b/dts/Bindings/input/touchscreen/goodix.txt @@ -13,6 +13,17 @@ Required properties: - interrupt-parent : Interrupt controller to which the chip is connected - interrupts : Interrupt to which the chip is connected +Optional properties: + + - irq-gpios : GPIO pin used for IRQ. The driver uses the + interrupt gpio pin as output to reset the device. + - reset-gpios : GPIO pin used for reset + + - touchscreen-inverted-x : X axis is inverted (boolean) + - touchscreen-inverted-y : Y axis is inverted (boolean) + - touchscreen-swapped-x-y : X and Y axis are swapped (boolean) + (swapping is done after inverting the axis) + Example: i2c@00000000 { @@ -23,6 +34,9 @@ Example: reg = <0x5d>; interrupt-parent = <&gpio>; interrupts = <0 0>; + + irq-gpios = <&gpio1 0 0>; + reset-gpios = <&gpio1 1 0>; }; /* ... */ diff --git a/dts/Bindings/input/touchscreen/pixcir_i2c_ts.txt b/dts/Bindings/input/touchscreen/pixcir_i2c_ts.txt index 8eb240a287..697a3e7831 100644 --- a/dts/Bindings/input/touchscreen/pixcir_i2c_ts.txt +++ b/dts/Bindings/input/touchscreen/pixcir_i2c_ts.txt @@ -9,7 +9,9 @@ Required properties: - touchscreen-size-y: vertical resolution of touchscreen (in pixels) Optional properties: -- reset-gpio: GPIO connected to the RESET line of the chip +- reset-gpios: GPIO connected to the RESET line of the chip +- enable-gpios: GPIO connected to the ENABLE line of the chip +- wake-gpios: GPIO connected to the WAKE line of the chip Example: diff --git a/dts/Bindings/input/touchscreen/ts4800-ts.txt b/dts/Bindings/input/touchscreen/ts4800-ts.txt new file mode 100644 index 0000000000..4c1c092c27 --- /dev/null +++ b/dts/Bindings/input/touchscreen/ts4800-ts.txt @@ -0,0 +1,11 @@ +* TS-4800 Touchscreen bindings + +Required properties: +- compatible: must be "technologic,ts4800-ts" +- reg: physical base address of the controller and length of memory mapped + region. +- syscon: phandle / integers array that points to the syscon node which + describes the FPGA's syscon registers. + - phandle to FPGA's syscon + - offset to the touchscreen register + - offset to the touchscreen enable bit |