diff options
author | Warner Losh <imp@FreeBSD.org> | 2014-02-27 19:39:44 +0000 |
---|---|---|
committer | Warner Losh <imp@FreeBSD.org> | 2014-02-27 19:39:44 +0000 |
commit | 0d4a4b13019e01c1eab30b74c983040450010b81 (patch) | |
tree | ff6e99cffa59c3e85a311d8dd06e6f6dab4988b2 /Bindings/input/gpio-keys-polled.txt | |
download | src-0d4a4b13019e01c1eab30b74c983040450010b81.tar.gz src-0d4a4b13019e01c1eab30b74c983040450010b81.zip |
Bring in Ian Campbell's pruned dts repo.vendor/device-tree/ianc-efa963ec
From git://xenbits.xen.org/people/ianc/device-tree-rebasing.git
commit efa963ec806366c9628dfd1269316bb93b7ecb15
Merge: a72ba09 459c249
Author: Ian Campbell <ian.campbell@citrix.com>
Date: Wed Feb 26 08:39:16 2014 +0000
Merge tag 'v3.14-rc4-dts'
Linux 3.14-rc4
Notes
Notes:
svn path=/vendor/device-tree/; revision=262569
svn path=/vendor/device-tree/ianc-efa963ec/; revision=262576; tag=vendor/device-tree/ianc-efa963ec
Diffstat (limited to 'Bindings/input/gpio-keys-polled.txt')
-rw-r--r-- | Bindings/input/gpio-keys-polled.txt | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/Bindings/input/gpio-keys-polled.txt b/Bindings/input/gpio-keys-polled.txt new file mode 100644 index 000000000000..313abefa37cc --- /dev/null +++ b/Bindings/input/gpio-keys-polled.txt @@ -0,0 +1,38 @@ +Device-Tree bindings for input/gpio_keys_polled.c keyboard driver + +Required properties: + - compatible = "gpio-keys-polled"; + - poll-interval: Poll interval time in milliseconds + +Optional properties: + - autorepeat: Boolean, Enable auto repeat feature of Linux input + subsystem. + +Each button (key) is represented as a sub-node of "gpio-keys-polled": +Subnode properties: + + - gpios: OF device-tree gpio specification. + - label: Descriptive name of the key. + - linux,code: Keycode to emit. + +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. + - gpio-key,wakeup: Boolean, button can wake-up the system. + +Example nodes: + + gpio_keys_polled { + compatible = "gpio-keys-polled"; + #address-cells = <1>; + #size-cells = <0>; + poll-interval = <100>; + autorepeat; + button@21 { + label = "GPIO Key UP"; + linux,code = <103>; + gpios = <&gpio1 0 1>; + }; + ... |