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Diffstat (limited to 'Documentation/devicetree/bindings/input/gpio-keys.txt')
-rw-r--r-- | Documentation/devicetree/bindings/input/gpio-keys.txt | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/Documentation/devicetree/bindings/input/gpio-keys.txt b/Documentation/devicetree/bindings/input/gpio-keys.txt deleted file mode 100644 index 7cccc49b6bea..000000000000 --- a/Documentation/devicetree/bindings/input/gpio-keys.txt +++ /dev/null @@ -1,58 +0,0 @@ -Device-Tree bindings for input/keyboard/gpio_keys.c keyboard driver - -Required properties: - - compatible = "gpio-keys"; - -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: - - - gpios: OF device-tree gpio specification. - - interrupts: the interrupt line for that input. - - label: Descriptive name of the key. - - linux,code: Keycode to emit. - -Note that either "interrupts" or "gpios" properties can be omitted, but not -both at the same time. Specifying both properties is allowed. - -Optional subnode-properties: - - linux,input-type: Specify event type this button/key generates. - If not specified defaults to <1> == EV_KEY. - - debounce-interval: Debouncing interval time in milliseconds. - If not specified defaults to 5. - - wakeup-source: Boolean, button can wake-up the system. - (Legacy property supported: "gpio-key,wakeup") - - wakeup-event-action: Specifies whether the key should wake the - system when asserted, when deasserted, or both. This property is - only valid for keys that wake up the system (e.g., when the - "wakeup-source" property is also provided). - Supported values are defined in linux-event-codes.h: - EV_ACT_ASSERTED - asserted - EV_ACT_DEASSERTED - deasserted - EV_ACT_ANY - both asserted and deasserted - - linux,can-disable: Boolean, indicates that button is connected - to dedicated (not shared) interrupt which can be disabled to - suppress events from the button. - -Example nodes: - - gpio-keys { - compatible = "gpio-keys"; - autorepeat; - - up { - label = "GPIO Key UP"; - linux,code = <103>; - gpios = <&gpio1 0 1>; - }; - - down { - label = "GPIO Key DOWN"; - linux,code = <108>; - interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; - }; - ... |