pinebuds/platform/hal/reg_timer.h
2022-08-15 17:20:27 +08:00

60 lines
2.4 KiB
C

/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#ifndef __REG_TIMER_H_
#define __REG_TIMER_H_
#include "plat_types.h"
/* ================================================================================ */
/* ================ Timer (TIM) ================ */
/* ================================================================================ */
struct DUAL_TIMER_T {
struct TIMER_T {
__IO uint32_t Load; /* Offset: 0x000 (R/W) Timer X Load */
__I uint32_t Value; /* Offset: 0x004 (R/ ) Timer X Counter Current Value */
__IO uint32_t Control; /* Offset: 0x008 (R/W) Timer X Control */
__O uint32_t IntClr; /* Offset: 0x00C ( /W) Timer X Interrupt Clear */
__I uint32_t RIS; /* Offset: 0x010 (R/ ) Timer X Raw Interrupt Status */
__I uint32_t MIS; /* Offset: 0x014 (R/ ) Timer X Masked Interrupt Status */
__IO uint32_t BGLoad; /* Offset: 0x018 (R/W) Background Load Register */
uint32_t RESERVED0[1];
} timer[2];
struct ELAPSED_TIMER_T {
__IO uint32_t ElapsedCtrl;
__I uint32_t ElapsedVal;
uint32_t RESERVED1[6];
} elapsed_timer[2];
};
#define TIMER_CTRL_EN (1 << 7)
#define TIMER_CTRL_MODE_PERIODIC (1 << 6)
#define TIMER_CTRL_INTEN (1 << 5)
#define TIMER_CTRL_PRESCALE_DIV_1 (0 << 2)
#define TIMER_CTRL_PRESCALE_DIV_16 (1 << 2)
#define TIMER_CTRL_PRESCALE_DIV_256 (2 << 2)
#define TIMER_CTRL_PRESCALE_MASK (3 << 2)
#define TIMER_CTRL_SIZE_32_BIT (1 << 1)
#define TIMER_CTRL_ONESHOT (1 << 0)
#define TIMER_RIS_RIS (1 << 0)
#define TIMER_MIS_MIS (1 << 0)
#define TIMER_ELAPSED_CTRL_EN (1 << 0)
#define TIMER_ELAPSED_CTRL_CLR (1 << 1)
#endif