xref: /freebsd/sys/contrib/device-tree/include/dt-bindings/input/input.h (revision f81cdf24ba5436367377f7c8e8f51f6df2a75ca7)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * This header provides constants for most input bindings.
4  *
5  * Most input bindings include key code, matrix key code format.
6  * In most cases, key code and matrix key code format uses
7  * the standard values/macro defined in this header.
8  */
9 
10 #ifndef _DT_BINDINGS_INPUT_INPUT_H
11 #define _DT_BINDINGS_INPUT_INPUT_H
12 
13 #include "linux-event-codes.h"
14 
15 #define MATRIX_KEY(row, col, code)	\
16 	((((row) & 0xFF) << 24) | (((col) & 0xFF) << 16) | ((code) & 0xFFFF))
17 
18 #endif /* _DT_BINDINGS_INPUT_INPUT_H */
19