mac80211: realtek: add staging driver for RTL8723BS SDIO module

Adds kernel module for Realtek RTL8723BS SDIO Wireless LAN NIC driver
available in the staging.

Signed-off-by: Petr Štetiar <ynezz@true.cz>

package/kernel/mac80211/realtek.mk

@@ -1,7 +1,7 @@
 PKG_DRIVERS += \
 	rtl8180 rtl8187 \
 	rtlwifi rtlwifi-pci rtlwifi-btcoexist rtlwifi-usb rtl8192c-common \
-	rtl8192ce rtl8192se rtl8192de rtl8192cu rtl8821ae \
+	rtl8192ce rtl8192se rtl8192de rtl8192cu rtl8723bs rtl8821ae \
 	rtl8xxxu rtw88
 
 config-$(call config_package,rtl8180) += RTL8180
@@ -22,6 +22,9 @@ config-$(CONFIG_PACKAGE_RTLWIFI_DEBUG) += RTLWIFI_DEBUG
 config-$(call config_package,rtl8xxxu) += RTL8XXXU
 config-y += RTL8XXXU_UNTESTED
 
+config-$(call config_package,rtl8723bs) += RTL8723BS
+config-y += STAGING
+
 config-$(call config_package,rtw88) += RTW88 RTW88_CORE RTW88_PCI
 config-y += RTW88_8822BE RTW88_8822CE
 
@@ -180,3 +183,17 @@ define KernelPackage/rtw88
 	$(PKG_BUILD_DIR)/drivers/net/wireless/realtek/rtw88/rtwpci.ko
   AUTOLOAD:=$(call AutoProbe,rtwpci)
 endef
+
+define KernelPackage/rtl8723bs
+  $(call KernelPackage/mac80211/Default)
+  TITLE:=Realtek RTL8723BS SDIO Wireless LAN NIC driver (staging)
+  DEPENDS+= +kmod-mac80211
+  FILES:=$(PKG_BUILD_DIR)/drivers/staging/rtl8723bs/r8723bs.ko
+  AUTOLOAD:=$(call AutoProbe,r8723bs)
+endef
+
+define KernelPackage/rtl8723bs/description
+ This option enables support for RTL8723BS SDIO drivers, such as the wifi found
+ on the 1st gen Intel Compute Stick, the CHIP and many other Intel Atom and ARM
+ based devices.
+endef