[openwrt/openwrt] bcm4908: build valid Asus GT-AC5300 firmware image

[LEDE Commits]

rmilecki pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/6ba3a0e889053475930e9a23a2404d8872eb887a

commit 6ba3a0e889053475930e9a23a2404d8872eb887a
Author: Rafał Miłecki <rafal at milecki.pl>
AuthorDate: Thu Jan 21 16:07:49 2021 +0100

    bcm4908: build valid Asus GT-AC5300 firmware image
    
    Insert Asus specific tail that is required for image identification.
    
    Signed-off-by: Rafał Miłecki <rafal at milecki.pl>
---
 target/linux/bcm4908/image/Makefile | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/target/linux/bcm4908/image/Makefile b/target/linux/bcm4908/image/Makefile
index d6b5f07e2a..b744839e5b 100644
--- a/target/linux/bcm4908/image/Makefile
+++ b/target/linux/bcm4908/image/Makefile
@@ -27,6 +27,12 @@ define Build/bcm4908img
 	mv $@.new $@
 endef
 
+define Build/bcm4908asus
+	$(STAGING_DIR_HOST)/bin/bcm4908asus create -i $@ -p $(ASUS_PRODUCTID) -b $(ASUS_BUILD_NO) -f $(ASUS_FW_REV) -e $(ASUS_EXT_NO)
+endef
+
+DEVICE_VARS += ASUS_PRODUCTID ASUS_BUILD_NO ASUS_FW_REV ASUS_EXT_NO
+
 define Device/Default
   KERNEL := kernel-bin | bcm4908lzma | bcm4908kernel
   KERNEL_DEPENDS = $$(wildcard $(DTS_DIR)/$$(DEVICE_DTS).dts)
@@ -44,7 +50,11 @@ define Device/asus_gt-ac5300
   DEVICE_MODEL := GT-AC5300
   DEVICE_DTS := broadcom/bcm4908/bcm4908-asus-gt-ac5300
   IMAGES := bin
-  IMAGE/bin := append-ubi | bcm4908img
+  IMAGE/bin := append-ubi | bcm4908img | bcm4908asus
+  ASUS_PRODUCTID := GT-AC5300
+  ASUS_BUILD_NO := 384
+  ASUS_FW_REV := 3.0.0.4
+  ASUS_EXT_NO := 21140
 endef
 TARGET_DEVICES += asus_gt-ac5300