blob: b48dbb9f469c505c541e8d18de8a76b761dd92b8 [file] [log] [blame]
/*
* Copyright (c) 2021, MediaTek Inc. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef RTC_H
#define RTC_H
#define PMIC_RG_SRCLKEN_IN0_HW_MODE_MASK (1U)
#define PMIC_RG_SRCLKEN_IN0_HW_MODE_SHIFT (1U)
#define PMIC_RG_SRCLKEN_IN1_HW_MODE_MASK (1U)
#define PMIC_RG_SRCLKEN_IN1_HW_MODE_SHIFT (3U)
#define PMIC_RG_RTC_EOSC32_CK_PDN_MASK (1U)
#define PMIC_RG_RTC_EOSC32_CK_PDN_SHIFT (2U)
#define PMIC_RG_EOSC_CALI_TD_MASK (7U)
#define PMIC_RG_EOSC_CALI_TD_SHIFT (5U)
#define PMIC_RG_XO_EN32K_MAN_MASK (1U)
#define PMIC_RG_XO_EN32K_MAN_SHIFT (0U)
/* RTC registers */
enum {
RTC_BBPU = 0x0588,
RTC_IRQ_STA = 0x058A,
RTC_IRQ_EN = 0x058C,
RTC_CII_EN = 0x058E
};
enum {
RTC_AL_SEC = 0x05A0,
RTC_AL_MIN = 0x05A2,
RTC_AL_HOU = 0x05A4,
RTC_AL_DOM = 0x05A6,
RTC_AL_DOW = 0x05A8,
RTC_AL_MTH = 0x05AA,
RTC_AL_YEA = 0x05AC,
RTC_AL_MASK = 0x0590
};
enum {
RTC_OSC32CON = 0x05AE,
RTC_CON = 0x05C4,
RTC_WRTGR = 0x05C2
};
enum {
RTC_PDN1 = 0x05B4,
RTC_PDN2 = 0x05B6,
RTC_SPAR0 = 0x05B8,
RTC_SPAR1 = 0x05BA,
RTC_PROT = 0x05BC,
RTC_DIFF = 0x05BE,
RTC_CALI = 0x05C0
};
enum {
RTC_OSC32CON_UNLOCK1 = 0x1A57,
RTC_OSC32CON_UNLOCK2 = 0x2B68
};
enum {
RTC_PROT_UNLOCK1 = 0x586A,
RTC_PROT_UNLOCK2 = 0x9136
};
enum {
RTC_BBPU_PWREN = 1U << 0,
RTC_BBPU_CLR = 1U << 1,
RTC_BBPU_INIT = 1U << 2,
RTC_BBPU_AUTO = 1U << 3,
RTC_BBPU_CLRPKY = 1U << 4,
RTC_BBPU_RELOAD = 1U << 5,
RTC_BBPU_CBUSY = 1U << 6
};
enum {
RTC_AL_MASK_SEC = 1U << 0,
RTC_AL_MASK_MIN = 1U << 1,
RTC_AL_MASK_HOU = 1U << 2,
RTC_AL_MASK_DOM = 1U << 3,
RTC_AL_MASK_DOW = 1U << 4,
RTC_AL_MASK_MTH = 1U << 5,
RTC_AL_MASK_YEA = 1U << 6
};
enum {
RTC_BBPU_AUTO_PDN_SEL = 1U << 6,
RTC_BBPU_2SEC_CK_SEL = 1U << 7,
RTC_BBPU_2SEC_EN = 1U << 8,
RTC_BBPU_2SEC_MODE = 0x3 << 9,
RTC_BBPU_2SEC_STAT_CLEAR = 1U << 11,
RTC_BBPU_2SEC_STAT_STA = 1U << 12
};
enum {
RTC_BBPU_KEY = 0x43 << 8
};
enum {
RTC_EMBCK_SRC_SEL = 1 << 8,
RTC_EMBCK_SEL_MODE = 3 << 6,
RTC_XOSC32_ENB = 1 << 5,
RTC_REG_XOSC32_ENB = 1 << 15
};
enum {
RTC_K_EOSC_RSV_0 = 1 << 8,
RTC_K_EOSC_RSV_1 = 1 << 9,
RTC_K_EOSC_RSV_2 = 1 << 10
};
/* PMIC TOP Register Definition */
enum {
PMIC_RG_TOP_CON = 0x001E,
PMIC_RG_TOP_CKPDN_CON1 = 0x0112,
PMIC_RG_TOP_CKPDN_CON1_SET = 0x0114,
PMIC_RG_TOP_CKPDN_CON1_CLR = 0x0116,
PMIC_RG_TOP_CKSEL_CON0 = 0x0118,
PMIC_RG_TOP_CKSEL_CON0_SET = 0x011A,
PMIC_RG_TOP_CKSEL_CON0_CLR = 0x011C
};
/* PMIC SCK Register Definition */
enum {
PMIC_RG_SCK_TOP_CKPDN_CON0 = 0x051A,
PMIC_RG_SCK_TOP_CKPDN_CON0_SET = 0x051C,
PMIC_RG_SCK_TOP_CKPDN_CON0_CLR = 0x051E,
PMIC_RG_EOSC_CALI_CON0 = 0x540
};
/* PMIC DCXO Register Definition */
enum {
PMIC_RG_DCXO_CW00 = 0x0788,
PMIC_RG_DCXO_CW02 = 0x0790
};
/* external API */
uint16_t RTC_Read(uint32_t addr);
void RTC_Write(uint32_t addr, uint16_t data);
int32_t rtc_busy_wait(void);
int32_t RTC_Write_Trigger(void);
int32_t Writeif_unlock(void);
void rtc_power_off_sequence(void);
#endif /* RTC_H */