diff --git a/buildroot b/buildroot
index ee56159464e..666868435d6 160000
--- a/buildroot
+++ b/buildroot
@@ -1 +1 @@
-Subproject commit ee56159464e03d78d671cdc344b619716edae8a7
+Subproject commit 666868435d660349bce3d50ab3f289ac6abed032
diff --git a/buildroot-external/Config.in b/buildroot-external/Config.in
index 23e0db2f2f1..4aaf2bbc6eb 100644
--- a/buildroot-external/Config.in
+++ b/buildroot-external/Config.in
@@ -11,6 +11,7 @@ source "$BR2_EXTERNAL_HASSOS_PATH/package/qemu-guest-agent/Config.in"
 source "$BR2_EXTERNAL_HASSOS_PATH/package/rpi-eeprom/Config.in"
 source "$BR2_EXTERNAL_HASSOS_PATH/package/rpi-rf-mod/Config.in"
 source "$BR2_EXTERNAL_HASSOS_PATH/package/rtl88x2bu/Config.in"
+source "$BR2_EXTERNAL_HASSOS_PATH/package/rtl8821cu/Config.in"
 source "$BR2_EXTERNAL_HASSOS_PATH/package/tempio/Config.in.host"
 source "$BR2_EXTERNAL_HASSOS_PATH/package/udisks2/Config.in"
 source "$BR2_EXTERNAL_HASSOS_PATH/package/xe-guest-utilities/Config.in"
diff --git a/buildroot-external/configs/generic_aarch64_defconfig b/buildroot-external/configs/generic_aarch64_defconfig
index 5e1de5ef71d..58b9cd0587a 100644
--- a/buildroot-external/configs/generic_aarch64_defconfig
+++ b/buildroot-external/configs/generic_aarch64_defconfig
@@ -117,5 +117,6 @@ BR2_PACKAGE_HASSIO_ARCH="aarch64"
 BR2_PACKAGE_HASSIO_MACHINE="qemuarm-64"
 BR2_PACKAGE_OS_AGENT=y
 BR2_PACKAGE_RPI_RF_MOD=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/generic_x86_64_defconfig b/buildroot-external/configs/generic_x86_64_defconfig
index 8323fdb5a8d..741aa73e542 100644
--- a/buildroot-external/configs/generic_x86_64_defconfig
+++ b/buildroot-external/configs/generic_x86_64_defconfig
@@ -120,5 +120,6 @@ BR2_PACKAGE_HASSIO_MACHINE="generic-x86-64"
 BR2_PACKAGE_OS_AGENT=y
 BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/khadas_vim3_defconfig b/buildroot-external/configs/khadas_vim3_defconfig
index 2fb58eec29b..8aa7f8a364e 100644
--- a/buildroot-external/configs/khadas_vim3_defconfig
+++ b/buildroot-external/configs/khadas_vim3_defconfig
@@ -111,5 +111,6 @@ BR2_PACKAGE_HASSIO_MACHINE="odroid-n2"
 BR2_PACKAGE_KHADAS_BOOT=y
 BR2_PACKAGE_OS_AGENT=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/odroid_c2_defconfig b/buildroot-external/configs/odroid_c2_defconfig
index fa8d9498bab..aaeede936be 100644
--- a/buildroot-external/configs/odroid_c2_defconfig
+++ b/buildroot-external/configs/odroid_c2_defconfig
@@ -113,5 +113,6 @@ BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RPI_RF_MOD_DTS=y
 BR2_PACKAGE_RPI_RF_MOD_DTS_ODROID-C2=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/odroid_c4_defconfig b/buildroot-external/configs/odroid_c4_defconfig
index 66c1f46b666..ebf0950f90c 100644
--- a/buildroot-external/configs/odroid_c4_defconfig
+++ b/buildroot-external/configs/odroid_c4_defconfig
@@ -112,5 +112,6 @@ BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RPI_RF_MOD_DTS=y
 BR2_PACKAGE_RPI_RF_MOD_DTS_ODROID-C4=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/odroid_n2_defconfig b/buildroot-external/configs/odroid_n2_defconfig
index 6bd382e278e..a75464a5683 100644
--- a/buildroot-external/configs/odroid_n2_defconfig
+++ b/buildroot-external/configs/odroid_n2_defconfig
@@ -114,5 +114,6 @@ BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RPI_RF_MOD_DTS=y
 BR2_PACKAGE_RPI_RF_MOD_DTS_ODROID-N2=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/odroid_xu4_defconfig b/buildroot-external/configs/odroid_xu4_defconfig
index 7807e18010f..9f4a7c7f6c6 100644
--- a/buildroot-external/configs/odroid_xu4_defconfig
+++ b/buildroot-external/configs/odroid_xu4_defconfig
@@ -114,5 +114,6 @@ BR2_PACKAGE_HASSIO_MACHINE="odroid-xu"
 BR2_PACKAGE_OS_AGENT=y
 BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/ova_defconfig b/buildroot-external/configs/ova_defconfig
index 23e32652fec..86129911340 100644
--- a/buildroot-external/configs/ova_defconfig
+++ b/buildroot-external/configs/ova_defconfig
@@ -120,6 +120,7 @@ BR2_PACKAGE_OS_AGENT=y
 BR2_PACKAGE_QEMU_GUEST_AGENT=y
 BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
 BR2_PACKAGE_XE_GUEST_UTILITIES=y
diff --git a/buildroot-external/configs/rpi3_64_defconfig b/buildroot-external/configs/rpi3_64_defconfig
index d50e371d1c5..58664eed417 100644
--- a/buildroot-external/configs/rpi3_64_defconfig
+++ b/buildroot-external/configs/rpi3_64_defconfig
@@ -117,5 +117,6 @@ BR2_PACKAGE_PI_BLUETOOTH=y
 BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RPI_RF_MOD_DTS=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/rpi3_defconfig b/buildroot-external/configs/rpi3_defconfig
index c74f812cea0..c1e05fad2f3 100644
--- a/buildroot-external/configs/rpi3_defconfig
+++ b/buildroot-external/configs/rpi3_defconfig
@@ -118,5 +118,6 @@ BR2_PACKAGE_PI_BLUETOOTH=y
 BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RPI_RF_MOD_DTS=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/rpi4_64_defconfig b/buildroot-external/configs/rpi4_64_defconfig
index 34a2e96a7a7..2b4328a8bb1 100644
--- a/buildroot-external/configs/rpi4_64_defconfig
+++ b/buildroot-external/configs/rpi4_64_defconfig
@@ -119,5 +119,6 @@ BR2_PACKAGE_PI_BLUETOOTH=y
 BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RPI_RF_MOD_DTS=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/configs/rpi4_defconfig b/buildroot-external/configs/rpi4_defconfig
index 16fd36fd09c..872086df273 100644
--- a/buildroot-external/configs/rpi4_defconfig
+++ b/buildroot-external/configs/rpi4_defconfig
@@ -117,5 +117,6 @@ BR2_PACKAGE_PI_BLUETOOTH=y
 BR2_PACKAGE_RPI_RF_MOD=y
 BR2_PACKAGE_RPI_RF_MOD_DTS=y
 BR2_PACKAGE_RTL88X2BU=y
+BR2_PACKAGE_RTL8821CU=y
 BR2_PACKAGE_HOST_TEMPIO=y
 BR2_PACKAGE_UDISKS2=y
diff --git a/buildroot-external/package/rtl8821cu/0001-allow-arm-i386-external-control.patch b/buildroot-external/package/rtl8821cu/0001-allow-arm-i386-external-control.patch
new file mode 100644
index 00000000000..3cfe2ea6c53
--- /dev/null
+++ b/buildroot-external/package/rtl8821cu/0001-allow-arm-i386-external-control.patch
@@ -0,0 +1,21 @@
+Makefile: expose platform variables
+
+Signed-off-by: s-ol <s+removethis@s-ol.nu>
+
+diff --git a/Makefile b/Makefile
+index 22bd0e0..72321a4 100755
+--- a/Makefile
++++ b/Makefile
+@@ -96,9 +96,9 @@
+ ###################### MP HW TX MODE FOR VHT #######################
+ CONFIG_MP_VHT_HW_TX_MODE = n
+ ###################### Platform Related #######################
+-CONFIG_PLATFORM_I386_PC = y
+-CONFIG_PLATFORM_ARM_RPI = n
+-CONFIG_PLATFORM_ARM64_RPI = n
++CONFIG_PLATFORM_I386_PC ?= n
++CONFIG_PLATFORM_ARM_RPI ?= n
++CONFIG_PLATFORM_ARM64_RPI ?= n
+ CONFIG_PLATFORM_ANDROID_X86 = n
+ CONFIG_PLATFORM_ANDROID_INTEL_X86 = n
+ CONFIG_PLATFORM_JB_X86 = n
diff --git a/buildroot-external/package/rtl8821cu/Config.in b/buildroot-external/package/rtl8821cu/Config.in
new file mode 100644
index 00000000000..7b40e13ea94
--- /dev/null
+++ b/buildroot-external/package/rtl8821cu/Config.in
@@ -0,0 +1,5 @@
+config BR2_PACKAGE_RTL8821CU
+	tristate "Realtek 8821cu USB WiFi"
+	depends on BR2_LINUX_KERNEL
+	---help---
+	  Driver for RTL8821CU USB WiFi adapters (no firmware needed).
diff --git a/buildroot-external/package/rtl8821cu/rtl8821cu.mk b/buildroot-external/package/rtl8821cu/rtl8821cu.mk
new file mode 100644
index 00000000000..d3a09d4b99d
--- /dev/null
+++ b/buildroot-external/package/rtl8821cu/rtl8821cu.mk
@@ -0,0 +1,20 @@
+RTL8821CU_VERSION = 8c2226a74ae718439d56248bd2e44ccf717086d5
+RTL8821CU_SITE = $(call github,brektrou,rtl8821CU,$(RTL8821CU_VERSION))
+RTL8821CU_LICENSE = GPL-2.0
+RTL8821CU_LICENSE_FILES = LICENSE
+
+RTL8821CU_MODULE_MAKE_OPTS = \
+	CONFIG_RTL8821CU=m \
+	KVER=$(LINUX_VERSION_PROBED) \
+	KBASE=$(LINUX_DIR) \
+	CROSS_COMPILE=$(TARGET_CROSS)
+
+ifeq (arm, $(filter arm, $(KERNEL_ARCH)))
+RTL8821CU_MODULE_MAKE_OPTS += CONFIG_PLATFORM_ARM_RPI=y
+RTL8821CU_MODULE_MAKE_OPTS += CONFIG_PLATFORM_ARM64_RPI=y
+else
+RTL8821CU_MODULE_MAKE_OPTS += CONFIG_PLATFORM_I386_PC=y
+endif
+
+$(eval $(kernel-module))
+$(eval $(generic-package))