Files
2019-04-21 09:20:06 +01:00

114 lines
3.2 KiB
C

#ifndef MTK_RTC_H
#define MTK_RTC_H
#include <linux/ioctl.h>
#include <linux/rtc.h>
#include <mach/mt_typedefs.h>
typedef enum {
RTC_GPIO_USER_WIFI = 8,
RTC_GPIO_USER_GPS = 9,
RTC_GPIO_USER_BT = 10,
RTC_GPIO_USER_FM = 11,
RTC_GPIO_USER_PMIC = 12,
} rtc_gpio_user_t;
enum rtc_reboot_reason {
RTC_REBOOT_REASON_WARM,
RTC_REBOOT_REASON_PANIC,
RTC_REBOOT_REASON_SW_WDT,
RTC_REBOOT_REASON_FROM_POC
};
#ifdef CONFIG_MTK_RTC
/*
* NOTE:
* 1. RTC_GPIO always exports 32K enabled by some user even if the phone is powered off
*/
extern unsigned long rtc_read_hw_time(void);
extern void rtc_gpio_enable_32k(rtc_gpio_user_t user);
extern void rtc_gpio_disable_32k(rtc_gpio_user_t user);
extern bool rtc_gpio_32k_status(void);
/* for AUDIOPLL (deprecated) */
extern void rtc_enable_abb_32k(void);
extern void rtc_disable_abb_32k(void);
/* NOTE: used in Sleep driver to workaround Vrtc-Vore level shifter issue */
extern void rtc_enable_writeif(void);
extern void rtc_disable_writeif(void);
extern bool rtc_lprst_detected(void);
extern bool rtc_enter_kpoc_detected(void);
extern int rtc_get_reboot_reason(void);
extern void rtc_mark_reboot_reason(int);
extern void rtc_mark_recovery(void);
#if defined(CONFIG_MTK_KERNEL_POWER_OFF_CHARGING)
extern void rtc_mark_kpoc(void);
extern void rtc_mark_enter_kpoc(void);
#endif
extern void rtc_mark_fast(void);
extern void rtc_mark_rpmbp(void);
extern void rtc_mark_clear_lprst(void);
extern void rtc_mark_enter_lprst(void);
extern void rtc_mark_enter_sw_lprst(void);
extern u16 rtc_rdwr_uart_bits(u16 *val);
extern void rtc_bbpu_power_down(void);
extern void rtc_read_pwron_alarm(struct rtc_wkalrm *alm);
extern int get_rtc_spare_fg_value(void);
extern int set_rtc_spare_fg_value(int val);
extern void rtc_irq_handler(void);
extern bool crystal_exist_status(void);
extern void rtc_acquire_lock(void);
extern void rtc_release_lock(void);
#else
#define rtc_read_hw_time() ({ 0; })
#define rtc_gpio_enable_32k(user) do {} while (0)
#define rtc_gpio_disable_32k(user) do {} while (0)
#define rtc_gpio_32k_status() do {} while (0)
#define rtc_enable_abb_32k() do {} while (0)
#define rtc_disable_abb_32k() do {} while (0)
#define rtc_enable_writeif() do {} while (0)
#define rtc_disable_writeif() do {} while (0)
#define rtc_lprst_detected() ({ 0; })
#define rtc_enter_kpoc_detected() ({ 0; })
#define rtc_mark_recovery() do {} while (0)
#if defined(CONFIG_MTK_KERNEL_POWER_OFF_CHARGING)
#define rtc_mark_kpoc() do {} while (0)
#define rtc_mark_enter_kpoc() do {} while (0)
#endif
#define rtc_mark_fast() do {} while (0)
#define rtc_mark_rpmbp() do {} while (0)
#define rtc_mark_clear_lprst() do {} while (0)
#define rtc_mark_enter_lprst() do {} while (0)
#define rtc_mark_enter_sw_lprst() do {} while (0)
#define rtc_rdwr_uart_bits(val) ({ 0; })
#define rtc_bbpu_power_down() do {} while (0)
#define rtc_read_pwron_alarm(alm) do {} while (0)
#define get_rtc_spare_fg_value() ({ 0; })
#define set_rtc_spare_fg_value(val) ({ 0; })
#define rtc_get_reboot_reason() (0)
#define rtc_mark_reboot_reason(arg) do {} while (0)
#define rtc_irq_handler() do {} while (0)
#define crystal_exist_status() do {} while (0)
#endif
#endif