diff --git a/target/linux/sunxi/config-4.9 b/target/linux/sunxi/config-4.9
index bf2111dc0f..4a74fd1f4f 100644
--- a/target/linux/sunxi/config-4.9
+++ b/target/linux/sunxi/config-4.9
@@ -117,6 +117,7 @@ CONFIG_CRYPTO_CRC32C=y
 CONFIG_CRYPTO_CRCT10DIF=y
 CONFIG_CRYPTO_DES=y
 CONFIG_CRYPTO_DEV_SUN4I_SS=y
+CONFIG_CRYPTO_DEV_SUN4I_SS_PRNG=y
 CONFIG_CRYPTO_HASH=y
 CONFIG_CRYPTO_HASH2=y
 CONFIG_CRYPTO_HW=y
@@ -124,6 +125,7 @@ CONFIG_CRYPTO_MANAGER=y
 CONFIG_CRYPTO_MANAGER2=y
 CONFIG_CRYPTO_MD5=y
 CONFIG_CRYPTO_NULL2=y
+CONFIG_CRYPTO_RNG=y
 CONFIG_CRYPTO_RNG2=y
 CONFIG_CRYPTO_SHA1=y
 CONFIG_CRYPTO_WORKQUEUE=y
diff --git a/target/linux/sunxi/cortexa53/config-default b/target/linux/sunxi/cortexa53/config-default
index bb94574da7..c539d507d3 100644
--- a/target/linux/sunxi/cortexa53/config-default
+++ b/target/linux/sunxi/cortexa53/config-default
@@ -35,7 +35,6 @@ CONFIG_ARM64_VA_BITS_39=y
 # CONFIG_ARM64_VHE is not set
 CONFIG_ARM_AMBA=y
 CONFIG_ARM_GIC_V3=y
-# CONFIG_ARM_SBSA_WATCHDOG is not set
 # CONFIG_ARM_SP805_WATCHDOG is not set
 CONFIG_AUDIT_ARCH_COMPAT_GENERIC=y
 # CONFIG_COMMON_CLK_VERSATILE is not set
@@ -89,7 +88,6 @@ CONFIG_PINCTRL_SUN50I_A64=y
 # CONFIG_PINCTRL_SUN9I_A80 is not set
 # CONFIG_PINCTRL_SUN9I_A80_R is not set
 # CONFIG_RANDOMIZE_BASE is not set
-# CONFIG_SERIAL_AMBA_PL010 is not set
 # CONFIG_SERIAL_AMBA_PL011 is not set
 CONFIG_SPARSEMEM=y
 CONFIG_SPARSEMEM_EXTREME=y
diff --git a/target/linux/sunxi/cortexa7/config-default b/target/linux/sunxi/cortexa7/config-default
index 14912981d6..fe974c1033 100644
--- a/target/linux/sunxi/cortexa7/config-default
+++ b/target/linux/sunxi/cortexa7/config-default
@@ -1,5 +1,4 @@
 CONFIG_DWMAC_SUN8I=y
-CONFIG_CRYPTO_DEV_SUN4I_SS_PRNG=y
 # CONFIG_MACH_SUN4I is not set
 # CONFIG_MACH_SUN5I is not set
 # CONFIG_PINCTRL_GR8 is not set
diff --git a/target/linux/sunxi/cortexa8/config-default b/target/linux/sunxi/cortexa8/config-default
index 93e48956ee..fa40deb6f8 100644
--- a/target/linux/sunxi/cortexa8/config-default
+++ b/target/linux/sunxi/cortexa8/config-default
@@ -1,7 +1,6 @@
 # CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set
 # CONFIG_ARM_ERRATA_643719 is not set
 # CONFIG_ARM_LPAE is not set
-CONFIG_CRYPTO_DEV_SUN4I_SS_PRNG=y
 # CONFIG_MACH_SUN6I is not set
 # CONFIG_MACH_SUN7I is not set
 # CONFIG_MACH_SUN8I is not set