rockchip: enable wifi support for NanoPC T4

wifi module: AP6356S (BCM4356) SDIO

Signed-off-by: Lu jicong <[email protected]>

package/kernel/mac80211/broadcom.mk

@@ -431,6 +431,7 @@ define KernelPackage/brcmfmac/config
 		bool "Enable SDIO bus interface support"
 		default y if TARGET_bcm27xx
 		default y if TARGET_imx_cortexa7
+		default y if TARGET_rockchip
 		default y if TARGET_sunxi
 		default n
 		help

target/linux/rockchip/image/armv8.mk

@@ -20,6 +20,7 @@ define Device/friendlyarm_nanopc-t4
   DEVICE_MODEL := NanoPC T4
   SOC := rk3399
   IMAGE/sysupgrade.img.gz := boot-common | boot-script | pine64-img | gzip | append-metadata
+  DEVICE_PACKAGES := kmod-brcmfmac brcmfmac-nvram-4356-sdio cypress-firmware-4356-sdio
 endef
 TARGET_DEVICES += friendlyarm_nanopc-t4