http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/spi/ads7846.h

/* linux/spi/ads7846.h */ /* Touchscreen characteristics vary between boards and models. The * platform_data for the device's "struct device" holds this information. * * It's OK if the min/max values are zero. */ struct ads7846_platform_data { u16 model; /* 7843, 7845, 7846. */ u16 vref_delay_usecs; /* 0 for external vref; etc */ u16 x_plate_ohms; u16 y_plate_ohms; u16 x_min, x_max; u16 y_min, y_max; u16 pressure_min, pressure_max; };