blob: fe7619a932542e1dc06e08912b2860c73bd7f356 [file] [log] [blame] [edit]
/*
* Copyright (C) 2010
* Reinhard Meyer, reinhard.meyer@emk-elektronik.de
*
* Real-time Timer
* Based on AT91SAM9XE datasheet
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef AT91_RTT_H
#define AT91_RTT_H
#ifndef __ASSEMBLY__
typedef struct at91_rtt {
u32 mr; /* Mode Register RW 0x00008000 */
u32 ar; /* Alarm Register RW 0xFFFFFFFF */
u32 vr; /* Value Register RO 0x00000000 */
u32 sr; /* Status Register RO 0x00000000 */
} at91_rtt_t;
#endif /* __ASSEMBLY__ */
#define AT91_RTT_MR_RTPRES 0x0000ffff
#define AT91_RTT_MR_ALMIEN 0x00010000
#define AT91_RTT_RTTINCIEN 0x00020000
#define AT91_RTT_RTTRST 0x00040000
#define AT91_RTT_SR_ALMS 0x00000001
#define AT91_RTT_SR_RTTINC 0x00000002
#endif