1*af930827SMasahiro Yamada /* 2*af930827SMasahiro Yamada * Copyright (C) 2010 3*af930827SMasahiro Yamada * Reinhard Meyer, reinhard.meyer@emk-elektronik.de 4*af930827SMasahiro Yamada * 5*af930827SMasahiro Yamada * Real-time Timer 6*af930827SMasahiro Yamada * Based on AT91SAM9XE datasheet 7*af930827SMasahiro Yamada * 8*af930827SMasahiro Yamada * SPDX-License-Identifier: GPL-2.0+ 9*af930827SMasahiro Yamada */ 10*af930827SMasahiro Yamada 11*af930827SMasahiro Yamada #ifndef AT91_RTT_H 12*af930827SMasahiro Yamada #define AT91_RTT_H 13*af930827SMasahiro Yamada 14*af930827SMasahiro Yamada #ifndef __ASSEMBLY__ 15*af930827SMasahiro Yamada 16*af930827SMasahiro Yamada typedef struct at91_rtt { 17*af930827SMasahiro Yamada u32 mr; /* Mode Register RW 0x00008000 */ 18*af930827SMasahiro Yamada u32 ar; /* Alarm Register RW 0xFFFFFFFF */ 19*af930827SMasahiro Yamada u32 vr; /* Value Register RO 0x00000000 */ 20*af930827SMasahiro Yamada u32 sr; /* Status Register RO 0x00000000 */ 21*af930827SMasahiro Yamada } at91_rtt_t; 22*af930827SMasahiro Yamada 23*af930827SMasahiro Yamada #endif /* __ASSEMBLY__ */ 24*af930827SMasahiro Yamada 25*af930827SMasahiro Yamada #define AT91_RTT_MR_RTPRES 0x0000ffff 26*af930827SMasahiro Yamada #define AT91_RTT_MR_ALMIEN 0x00010000 27*af930827SMasahiro Yamada #define AT91_RTT_RTTINCIEN 0x00020000 28*af930827SMasahiro Yamada #define AT91_RTT_RTTRST 0x00040000 29*af930827SMasahiro Yamada 30*af930827SMasahiro Yamada #define AT91_RTT_SR_ALMS 0x00000001 31*af930827SMasahiro Yamada #define AT91_RTT_SR_RTTINC 0x00000002 32*af930827SMasahiro Yamada 33*af930827SMasahiro Yamada #endif 34