mtk-lk/platform/mt6768/include/platform/mt_rtc.h

/* Copyright Statement:
*
* This software/firmware and related documentation ("MediaTek Software") are
* protected under relevant copyright laws. The information contained herein
* is confidential and proprietary to MediaTek Inc. and/or its licensors.
* Without the prior written permission of MediaTek inc. and/or its licensors,
* any reproduction, modification, use or disclosure of MediaTek Software,
* and information contained herein, in whole or in part, shall be strictly prohibited.
*/
/* MediaTek Inc. (C) 2015. All rights reserved.
*
* BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON
* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO SUCH
* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES
* THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES
* CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK
* SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
* STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND
* CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY RECEIVER TO
* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*/

#ifndef __MT_RTC_H__
#define __MT_RTC_H__

//#include <asm/arch/mt65xx.h>
#include <platform/mt_pmic.h>
#include <platform/mt_reg_base.h>
#include <platform/mt_typedefs.h>
#include <sys/types.h>

/* we map HW YEA 0 (2000) to 1968 not 1970 because 2000 is the leap year */
#define RTC_MIN_YEAR        1968
#define RTC_NUM_YEARS       128
//#define RTC_MAX_YEAR      (RTC_MIN_YEAR + RTC_NUM_YEARS - 1)

struct rtc_time {
	U16 tm_sec;
	U16 tm_min;
	U16 tm_hour;
	U16 tm_mday;
	U16 tm_mon;
	U16 tm_year;
};

extern void rtc_writeif_unlock(void);
extern void rtc_writeif_lock(void);

extern void rtc_bbpu_power_down(void);

extern U16 rtc_rdwr_uart_bits(U16 *val);

extern bool rtc_boot_check(bool can_alarm_boot);

extern void Set_Clr_RTC_PDN1_bit13(bool flag);
extern bool Check_RTC_PDN1_bit13(void);
extern bool Check_RTC_Recovery_Mode(void);
extern void Set_RTC_Recovery_Mode(bool flag);
extern void rtc_get_time(struct rtc_time *tm);

#endif /* __MT_RTC_H__ */