diff --git a/target/linux/rockchip/armv8/config-5.15 b/target/linux/rockchip/armv8/config-5.15
index 53e8e694b8..8a7827db3f 100644
--- a/target/linux/rockchip/armv8/config-5.15
+++ b/target/linux/rockchip/armv8/config-5.15
@@ -392,7 +392,7 @@ CONFIG_NO_HZ_IDLE=y
 CONFIG_NR_CPUS=256
 CONFIG_NVMEM=y
 CONFIG_NVMEM_ROCKCHIP_EFUSE=y
-# CONFIG_NVMEM_ROCKCHIP_OTP is not set
+CONFIG_NVMEM_ROCKCHIP_OTP=y
 CONFIG_NVMEM_SYSFS=y
 CONFIG_NVME_CORE=y
 # CONFIG_NVME_HWMON is not set
@@ -527,6 +527,7 @@ CONFIG_RODATA_FULL_DEFAULT_ENABLED=y
 CONFIG_RPS=y
 CONFIG_RSEQ=y
 CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_HYM8563=y
 CONFIG_RTC_DRV_RK808=y
 CONFIG_RTC_I2C_AND_SPI=y
 CONFIG_RTC_NVMEM=y