diff options
Diffstat (limited to 'include/linux/input/ti_am335x_tsc.h')
| -rw-r--r-- | include/linux/input/ti_am335x_tsc.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/input/ti_am335x_tsc.h b/include/linux/input/ti_am335x_tsc.h index 49269a2aa32..6a66b4d1ac2 100644 --- a/include/linux/input/ti_am335x_tsc.h +++ b/include/linux/input/ti_am335x_tsc.h @@ -12,12 +12,24 @@ * A step configured to read a single * co-ordinate value, can be applied * more number of times for better results. + * @wire_config: Different EVM's could have a different order + * for connecting wires on touchscreen. + * We need to provide an 8 bit number where in + * the 1st four bits represent the analog lines + * and the next 4 bits represent positive/ + * negative terminal on that input line. + * Notations to represent the input lines and + * terminals resoectively is as follows: + * AIN0 = 0, AIN1 = 1 and so on till AIN7 = 7. + * XP = 0, XN = 1, YP = 2, YN = 3. + * */ struct tsc_data { int wires; int x_plate_resistance; int steps_to_configure; + int wire_config[10]; }; #endif |