diff options
author | Jaewon Kim <jaewon02.kim@samsung.com> | 2014-12-17 10:31:08 -0800 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-12-21 18:59:20 -0800 |
commit | d64cb71bede87dbca60d586a7bb4cef87fbe2731 (patch) | |
tree | 739e9baeed3147f7c81cbd8ff7f4ec714acf7ec4 /Documentation/devicetree | |
parent | 27a560ba1d4f0a07a36e1de2cae839abe776e8f3 (diff) |
Input: add regulator haptic driver
This change adds support for haptic driver controlled by voltage of a
regulator. Userspace can control the device via Force Feedback interface
from input framework.
Signed-off-by: Jaewon Kim <jaewon02.kim@samsung.com>
Signed-off-by: Hyunhee Kim <hyunhee.kim@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Tested-by: Chanwoo Choi <cw00.choi@samsung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Reviewed-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/input/regulator-haptic.txt | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/input/regulator-haptic.txt b/Documentation/devicetree/bindings/input/regulator-haptic.txt new file mode 100644 index 000000000000..3ed1c7eb2f97 --- /dev/null +++ b/Documentation/devicetree/bindings/input/regulator-haptic.txt @@ -0,0 +1,21 @@ +* Regulator Haptic Device Tree Bindings + +Required Properties: + - compatible : Should be "regulator-haptic" + - haptic-supply : Power supply to the haptic motor. + [*] refer Documentation/devicetree/bindings/regulator/regulator.txt + + - max-microvolt : The maximum voltage value supplied to the haptic motor. + [The unit of the voltage is a micro] + + - min-microvolt : The minimum voltage value supplied to the haptic motor. + [The unit of the voltage is a micro] + +Example: + + haptics { + compatible = "regulator-haptic"; + haptic-supply = <&motor_regulator>; + max-microvolt = <2700000>; + min-microvolt = <1100000>; + }; |