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Description
Using version 1.1 and the orange pi 5 plus, I get 2 rtc devices,
Older versions were providing only 1 rtc
rtc0, detected by the kernel as primary, is mapped to the driver rtc-efi, but this one is not providing any data,
rtc1, gives the real rtc data
cat /sys/class/rtc/*/name
rtc-efi rtc-efi.0
rtc-hym8563 6-0051
cat /sys/class/rtc/*/hctosys
1
0
cat /proc/driver/rtc
alrm_time : 02:55:05
alrm_date : 2025-04-10
alarm_IRQ : no
alrm_pending : no
update IRQ enabled : no
periodic IRQ enabled : no
periodic IRQ frequency : 1
max user IRQ frequency : 64
24hr : yes
Time : 0:0:0.000000000
Date : 2000-0-0
Daylight : 0
Timezone : unspecified
Alarm Time : 0:0:0.000000000
Alarm Date : 0-0-0
Alarm Daylight : 0
Enabled : no
Pending : no
Timezone : unspecified
Resolution : 1
Accuracy : 0
SetstoZero : 1
hwclock --show --rtc=/dev/rtc0
hwclock: ioctl(RTC_RD_NAME) to /dev/rtc0 to read the time failed: Input/output error
hwclock --show --rtc=/dev/rtc1
2025-09-11 12:29:40.250973+02:00