ipq40xx: fix Edgecore ECW5211 boot

The bootloader will look for a configuration section named ap.dk01.1-c2
in the FIT image. If this doesn't exist, the device won't boot.

Signed-off-by: Stijn Tintel <[email protected]>

target/linux/ipq40xx/image/generic.mk

@@ -365,6 +365,7 @@ define Device/edgecore_ecw5211
 	SOC := qcom-ipq4018
 	BLOCKSIZE := 128k
 	PAGESIZE := 2048
+	DEVICE_DTS_CONFIG := [email protected]
 	DEVICE_PACKAGES := kmod-tpm-i2c-atmel kmod-usb-acm
 endef
 TARGET_DEVICES += edgecore_ecw5211