| David Brownell | ffa458c | 2006-01-08 13:34:21 -0800 | [diff] [blame^] | 1 | /* linux/spi/ads7846.h */ |
| 2 | |
| 3 | /* Touchscreen characteristics vary between boards and models. The |
| 4 | * platform_data for the device's "struct device" holts this information. |
| 5 | * |
| 6 | * It's OK if the min/max values are zero. |
| 7 | */ |
| 8 | struct ads7846_platform_data { |
| 9 | u16 model; /* 7843, 7845, 7846. */ |
| 10 | u16 vref_delay_usecs; /* 0 for external vref; etc */ |
| 11 | u16 x_plate_ohms; |
| 12 | u16 y_plate_ohms; |
| 13 | |
| 14 | u16 x_min, x_max; |
| 15 | u16 y_min, y_max; |
| 16 | u16 pressure_min, pressure_max; |
| 17 | }; |
| 18 | |