linux/platform_data/keyboard-pxa930_rotary.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef __ASM_ARCH_PXA930_ROTARY_H
0003 #define __ASM_ARCH_PXA930_ROTARY_H
0004
0005 /* NOTE:
0006  *
0007  * rotary can be either interpreted as a ralative input event (e.g.
0008  * REL_WHEEL or REL_HWHEEL) or a specific key event (e.g. UP/DOWN
0009  * or LEFT/RIGHT), depending on if up_key & down_key are assigned
0010  * or rel_code is assigned a non-zero value. When all are non-zero,
0011  * up_key and down_key will be preferred.
0012  */
0013 struct pxa930_rotary_platform_data {
0014     int up_key;
0015     int down_key;
0016     int rel_code;
0017 };
0018
0019 void __init pxa930_set_rotarykey_info(struct pxa930_rotary_platform_data *info);
0020
0021 #endif /* __ASM_ARCH_PXA930_ROTARY_H */