On 8/23/19 5:45 AM, YueHaibing wrote:
If WATCHDOG_CORE is not set, build fails:
drivers/rtc/rtc-pcf2127.o: In function `pcf2127_probe.isra.6':
drivers/rtc/rtc-pcf2127.c:478: undefined reference to `devm_watchdog_register_device'
Add WATCHDOG_CORE Kconfig dependency to fix this.
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Fixes: bbc597561ce1 ("rtc: pcf2127: add watchdog feature support")
Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
drivers/rtc/Kconfig | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 25af63d..9dce7dc 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -886,6 +886,8 @@ config RTC_DRV_DS3232_HWMON
config RTC_DRV_PCF2127
tristate "NXP PCF2127"
depends on RTC_I2C_AND_SPI
+ depends on WATCHDOG
+ select WATCHDOG_CORE
help
If you say yes here you get support for the NXP PCF2127/29 RTC
chips with integrated quartz crystal for industrial applications.
