forked from ~ljy/RK356X_SDK_RELEASE
kernel/Documentation/ABI/testing/sysfs-driver-hid-wiimote
.. .. @@ -20,6 +20,7 @@ 20 20 the official Nintendo Nunchuck extension and classic is the 21 21 Nintendo Classic Controller extension. The motionp extension can 22 22 be combined with the other two. 23 23 24 Starting with kernel-version 3.11 Motion Plus hotplugging is 24 25 supported and if detected, it's no longer reported as static 25 26 extension. You will get uevent notifications for the motion-plus .. .. @@ -39,9 +40,13 @@ 39 40 Other strings for each device-type are available and may be 40 41 added if new device-specific detections are added. 41 42 Currently supported are: 42 43 43 44 45 46 47 44 48 balanceboard: Wii Balance Board 49 45 50 46 51 What: /sys/bus/hid/drivers/wiimote/<dev>/bboard_calib 47 52 Date: May 2013 .. .. @@ -54,6 +59,7 @@ 54 59 First, 0kg values for all 4 sensors are written, followed by the 55 60 17kg values for all 4 sensors and last the 34kg values for all 4 56 61 sensors. 62 57 63 Calibration data is already applied by the kernel to all input 58 64 values but may be used by user-space to perform other 59 65 transformations. .. .. @@ -68,9 +74,11 @@ 68 74 is prefixed with a +/-. Each value is a signed 16bit number. 69 75 Data is encoded as decimal numbers and specifies the offsets of 70 76 the analog sticks of the pro-controller. 77 71 78 Calibration data is already applied by the kernel to all input 72 79 values but may be used by user-space to perform other 73 80 transformations. 81 74 82 Calibration data is detected by the kernel during device setup. 75 83 You can write "scan\n" into this file to re-trigger calibration. 76 84 You can also write data directly in the form "x1:y1 x2:y2" to
