diff options
Diffstat (limited to 'drivers/rtc/Kconfig')
| -rw-r--r-- | drivers/rtc/Kconfig | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 35f34665e3c4..505f512ac254 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig | |||
| @@ -38,6 +38,9 @@ config RTC_HCTOSYS_DEVICE | |||
| 38 | clock, usually rtc0. Initialization is done when the system | 38 | clock, usually rtc0. Initialization is done when the system |
| 39 | starts up, and when it resumes from a low power state. | 39 | starts up, and when it resumes from a low power state. |
| 40 | 40 | ||
| 41 | The driver for this RTC device must be loaded before late_initcall | ||
| 42 | functions run, so it must usually be statically linked. | ||
| 43 | |||
| 41 | This clock should be battery-backed, so that it reads the correct | 44 | This clock should be battery-backed, so that it reads the correct |
| 42 | time when the system boots from a power-off state. Otherwise, your | 45 | time when the system boots from a power-off state. Otherwise, your |
| 43 | system will need an external clock source (like an NTP server). | 46 | system will need an external clock source (like an NTP server). |