1# 2# RTC drivers configuration 3# 4 5menu "Real Time Clock" 6 7config DM_RTC 8 bool "Enable Driver Model for RTC drivers" 9 depends on DM 10 help 11 Enable drver model for real-time-clock drivers. The RTC uclass 12 then provides the rtc_get()/rtc_set() interface, delegating to 13 drivers to perform the actual functions. See rtc.h for a 14 description of the API. 15 16config RTC_PCF2127 17 bool "Enable PCF2127 driver" 18 depends on DM_RTC 19 help 20 The PCF2127 is a CMOS Real Time Clock (RTC) and calendar with an integrated 21 Temperature Compensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 kHz quartz 22 crystal optimized for very high accuracy and very low power consumption. The PCF2127 23 has a selectable I2C-bus or SPI-bus, a backup battery switch-over circuit, a 24 programmable watchdog function, a timestamp function, and many other features. 25 26config RTC_DS1307 27 bool "Enable DS1307 driver" 28 depends on DM_RTC 29 help 30 Support for Dallas Semiconductor (now Maxim) DS1307 and DS1338/9 and 31 compatible Real Time Clock devices. 32 33endmenu 34