1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 /* linux/spi/ad7877.h */
3
4 /* Touchscreen characteristics vary between bo
5 * platform_data for the device's "struct devi
6 *
7 * It's OK if the min/max values are zero.
8 */
9 struct ad7877_platform_data {
10 u16 model; /* 787
11 u16 vref_delay_usecs; /* 0 f
12 u16 x_plate_ohms;
13 u16 y_plate_ohms;
14
15 u16 x_min, x_max;
16 u16 y_min, y_max;
17 u16 pressure_min, pressure_max;
18
19 u8 stopacq_polarity; /* 1 =
20 u8 first_conversion_delay; /* 0 =
21 u8 acquisition_time; /* 0 =
22 u8 averaging; /* 0 =
23 u8 pen_down_acc_interval; /* 0 =
24 2 =
25 };
26
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