select REGMAP_SPI if SPI_MASTER
select WATCHDOG_CORE if WATCHDOG
help
- If you say yes here you get support for the NXP PCF2127/29 RTC
+ If you say yes here you get support for the NXP PCF2127/29/31 RTC
chips with integrated quartz crystal for industrial applications.
- Both chips also have watchdog timer and tamper switch detection
+ These chips also have watchdog timer and tamper switch detection
features.
PCF2127 has an additional feature of 512 bytes battery backed