1*4882a593Smuzhiyun# 2*4882a593Smuzhiyun# RTC drivers configuration 3*4882a593Smuzhiyun# 4*4882a593Smuzhiyun 5*4882a593Smuzhiyunmenu "Real Time Clock" 6*4882a593Smuzhiyun 7*4882a593Smuzhiyunconfig DM_RTC 8*4882a593Smuzhiyun bool "Enable Driver Model for RTC drivers" 9*4882a593Smuzhiyun depends on DM 10*4882a593Smuzhiyun help 11*4882a593Smuzhiyun Enable drver model for real-time-clock drivers. The RTC uclass 12*4882a593Smuzhiyun then provides the rtc_get()/rtc_set() interface, delegating to 13*4882a593Smuzhiyun drivers to perform the actual functions. See rtc.h for a 14*4882a593Smuzhiyun description of the API. 15*4882a593Smuzhiyun 16*4882a593Smuzhiyunconfig RTC_PCF2127 17*4882a593Smuzhiyun bool "Enable PCF2127 driver" 18*4882a593Smuzhiyun depends on DM_RTC 19*4882a593Smuzhiyun help 20*4882a593Smuzhiyun The PCF2127 is a CMOS Real Time Clock (RTC) and calendar with an integrated 21*4882a593Smuzhiyun Temperature Compensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 kHz quartz 22*4882a593Smuzhiyun crystal optimized for very high accuracy and very low power consumption. The PCF2127 23*4882a593Smuzhiyun has a selectable I2C-bus or SPI-bus, a backup battery switch-over circuit, a 24*4882a593Smuzhiyun programmable watchdog function, a timestamp function, and many other features. 25*4882a593Smuzhiyun 26*4882a593Smuzhiyunconfig RTC_DS1307 27*4882a593Smuzhiyun bool "Enable DS1307 driver" 28*4882a593Smuzhiyun depends on DM_RTC 29*4882a593Smuzhiyun help 30*4882a593Smuzhiyun Support for Dallas Semiconductor (now Maxim) DS1307 and DS1338/9 and 31*4882a593Smuzhiyun compatible Real Time Clock devices. 32*4882a593Smuzhiyun 33*4882a593Smuzhiyunconfig RTC_RK8XX 34*4882a593Smuzhiyun bool "Enable RK808/RK818/RK805/816/817 rtc support" 35*4882a593Smuzhiyun depends on DM_RTC && PMIC_RK8XX 36*4882a593Smuzhiyun help 37*4882a593Smuzhiyun This adds a driver for the RK808/RK818/RK805/816/817 rtc support. 38*4882a593Smuzhiyun 39*4882a593Smuzhiyunendmenu 40