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bdk: rtc: add T210B01 R2P

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CTCaer
2022-12-19 05:30:23 +02:00
parent 09ca75dd8c
commit c9ab6352f6
2 changed files with 77 additions and 0 deletions
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35
bdk/rtc/max77620-rtc.h
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@@ -74,10 +74,45 @@ typedef struct _rtc_time_t {
u16 year;
} rtc_time_t;
#define RTC_REBOOT_REASON_MAGIC 0x77 // 7-bit reg.
enum {
REBOOT_REASON_NOP = 0, // Use [config].
REBOOT_REASON_SELF = 1, // Use autoboot_idx/autoboot_list.
REBOOT_REASON_MENU = 2, // Force menu.
REBOOT_REASON_UMS = 3, // Force selected UMS partition.
REBOOT_REASON_REC = 4, // Set PMC_SCRATCH0_MODE_RECOVERY and reboot to self.
REBOOT_REASON_PANIC = 5 // Inform bootloader that panic occured if T210B01.
};
typedef struct _rtc_rr_decoded_t
{
u16 reason:4;
u16 autoboot_idx:4;
u16 autoboot_list:1;
u16 ums_idx:3;
} rtc_rr_decoded_t;
typedef struct _rtc_rr_encoded_t
{
u16 val1:6; // 6-bit reg.
u16 val2:6; // 6-bit reg.
} rtc_rr_encoded_t;
typedef struct _rtc_reboot_reason_t
{
union {
rtc_rr_decoded_t dec;
rtc_rr_encoded_t enc;
};
} rtc_reboot_reason_t;
void max77620_rtc_prep_read();
void max77620_rtc_get_time(rtc_time_t *time);
void max77620_rtc_stop_alarm();
void max77620_rtc_epoch_to_date(u32 epoch, rtc_time_t *time);
u32 max77620_rtc_date_to_epoch(const rtc_time_t *time);
void max77620_rtc_set_reboot_reason(rtc_reboot_reason_t *rr);
bool max77620_rtc_get_reboot_reason(rtc_reboot_reason_t *rr);
#endif /* _MFD_MAX77620_RTC_H_ */