|  | /* | 
|  | * include/asm-arm/arch-at91/at91_rtt.h | 
|  | * | 
|  | * Real-time Timer (RTT) - System peripherals regsters. | 
|  | * Based on AT91SAM9261 datasheet revision D. | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or modify | 
|  | * it under the terms of the GNU General Public License as published by | 
|  | * the Free Software Foundation; either version 2 of the License, or | 
|  | * (at your option) any later version. | 
|  | */ | 
|  |  | 
|  | #ifndef AT91_RTT_H | 
|  | #define AT91_RTT_H | 
|  |  | 
|  | #define AT91_RTT_MR		0x00			/* Real-time Mode Register */ | 
|  | #define		AT91_RTT_RTPRES		(0xffff << 0)		/* Real-time Timer Prescaler Value */ | 
|  | #define		AT91_RTT_ALMIEN		(1 << 16)		/* Alarm Interrupt Enable */ | 
|  | #define		AT91_RTT_RTTINCIEN	(1 << 17)		/* Real Time Timer Increment Interrupt Enable */ | 
|  | #define		AT91_RTT_RTTRST		(1 << 18)		/* Real Time Timer Restart */ | 
|  |  | 
|  | #define AT91_RTT_AR		0x04			/* Real-time Alarm Register */ | 
|  | #define		AT91_RTT_ALMV		(0xffffffff)		/* Alarm Value */ | 
|  |  | 
|  | #define AT91_RTT_VR		0x08			/* Real-time Value Register */ | 
|  | #define		AT91_RTT_CRTV		(0xffffffff)		/* Current Real-time Value */ | 
|  |  | 
|  | #define AT91_RTT_SR		0x0c			/* Real-time Status Register */ | 
|  | #define		AT91_RTT_ALMS		(1 << 0)		/* Real-time Alarm Status */ | 
|  | #define		AT91_RTT_RTTINC		(1 << 1)		/* Real-time Timer Increment */ | 
|  |  | 
|  | #endif |