arch/arm/mach-mt8127/include/mach/mtk_rtc_hal.h

   1 /*
   2  * Copyright (C) 2010 MediaTek, Inc.
   3  *
   4  * Author: Terry Chang <terry.chang@mediatek.com>
   5  *
   6  * This software is licensed under the terms of the GNU General Public
   7  * License version 2, as published by the Free Software Foundation, and
   8  * may be copied, distributed, and modified under those terms.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  */
  16
  17 #ifndef _MTK_RTC_HAL_H_
  18 #define _MTK_RTC_HAL_H_
  19
  20 #include <linux/kernel.h>
  21 #include <linux/rtc.h>
  22
  23 #define RTC_GPIO_USER_MASK      (((1U << 13) - 1) & 0xff00)
  24
  25 /* RTC registers */
  26 #ifdef CONFIG_MTK_PMIC_MT6397
  27 #define RTC_BASE                                        (0xe000)
  28 #else
  29 #define RTC_BASE                                        (0x8000)
  30 #endif
  31
  32 extern u16 hal_rtc_get_register_status(const char * cmd);
  33 extern void hal_rtc_set_register_status(const char * cmd, u16 val);
  34 extern void hal_rtc_set_gpio_32k_status(u16 user, bool enable);
  35 extern void hal_rtc_force_set_gpio_32k(bool enable);
  36 extern void hal_rtc_set_writeif(bool enable);
  37 extern void hal_rtc_mark_mode(const char *cmd);
  38 extern u16 hal_rtc_rdwr_uart(u16 *val);
  39 extern void hal_rtc_bbpu_pwdn(void);
  40 extern void hal_rtc_get_pwron_alarm(struct rtc_time *tm, struct rtc_wkalrm *alm);
  41 extern void hal_rtc_set_pwron_alarm(void);
  42 extern bool hal_rtc_is_lp_irq(void);
  43 extern void hal_rtc_reload_power(void);
  44 extern void hal_rtc_get_tick_time(struct rtc_time *tm);
  45 extern void hal_rtc_set_tick_time(struct rtc_time *tm);
  46 extern bool hal_rtc_check_pwron_alarm_rg(struct rtc_time *nowtm, struct rtc_time *tm);
  47 extern void hal_rtc_get_alarm_time(struct rtc_time *tm, struct rtc_wkalrm *alm);
  48 extern void hal_rtc_set_alarm_time(struct rtc_time *tm);
  49 extern void hal_rtc_clear_alarm(void);
  50 extern void hal_rtc_set_lp_irq(void);
  51 extern void hal_rtc_read_rg(void);
  52 extern void hal_rtc_save_pwron_time(bool enable, struct rtc_time *tm, bool logo);
  53
  54 #endif