brcm47xx: move current target to "generic" subtarget

This allows creating more subtargets and optimize builds per family.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 41024

target/linux/brcm47xx/Makefile

@@ -10,18 +10,15 @@ ARCH:=mipsel
 BOARD:=brcm47xx
 BOARDNAME:=Broadcom BCM47xx/53xx (MIPS)
 FEATURES:=squashfs usb pcmcia low_mem
+SUBTARGETS:=generic
 MAINTAINER:=Hauke Mehrtens <hauke@hauke-m.de>
 
 LINUX_VERSION:=3.10.36
 
 include $(INCLUDE_DIR)/target.mk
+
 DEFAULT_PACKAGES += swconfig wpad-mini nvram \
 	kmod-leds-gpio kmod-gpio-button-hotplug \
 	kmod-ledtrig-default-on kmod-ledtrig-timer kmod-ledtrig-netdev
 
-define Target/Description
-	Build firmware images for Broadcom based routers
-	(e.g. Netgear WGT634U)
-endef
-
 $(eval $(call BuildTarget))

target/linux/brcm47xx/generic/target.mk

@@ -0,0 +1,6 @@
+BOARDNAME:=Generic
+
+define Target/Description
+	Build generic firmware for all Broadcom BCM47xx and BCM53xx MIPS
+	devices. It runs on both architectures BMIPS3300 and MIPS 74K.
+endef

target/linux/brcm47xx/image/Makefile

@@ -98,8 +98,12 @@ define Image/Build/trxV2
 	$(call Image/Build/CyberTAN2,$(1),$(2),$(3),$(4),$(5),$(if $(6),$(6)))
 endef
 
+#################################################
+# Subtarget generic
+#################################################
+
 # $(1): filesystem type.
-define Image/Build/jffs2-128k
+define Image/Build/generic/jffs2-128k
 	$(call Image/Build/CyberTAN,$(1),wrt54gs,W54S,4.80.1,$(patsubst jffs2-%,jffs2,$(1)))
 	$(call Image/Build/CyberTAN,$(1),wrtsl54gs,W54U,2.08.1,$(patsubst jffs2-%,jffs2,$(1)))
 	$(call Image/Build/trxV2,$(1),wrt54g3gv2-vf,3G2V,3.00.24,$(patsubst jffs2-%,jffs2,$(1)),6)
@@ -107,7 +111,7 @@ define Image/Build/jffs2-128k
 endef
 
 # $(1): filesystem type.
-define Image/Build/jffs2-64k
+define Image/Build/generic/jffs2-64k
 	$(call Image/Build/Chk,$(1),wgr614_v8,U12H072T00_NETGEAR,2,$(patsubst jffs2-%,jffs2,$(1)))
 	$(call Image/Build/Chk,$(1),wndr3300_v1,U12H093T00_NETGEAR,2,$(patsubst jffs2-%,jffs2,$(1)))
 	$(call Image/Build/Chk,$(1),wndr3400_v1,U12H155T00_NETGEAR,2,$(patsubst jffs2-%,jffs2,$(1)))
@@ -154,11 +158,15 @@ define Image/Build/jffs2-64k
 endef
 
 # $(1): filesystem type.
-define Image/Build/squashfs
-	$(call Image/Build/jffs2-64k,$(1))
-	$(call Image/Build/jffs2-128k,$(1))
+define Image/Build/generic/squashfs
+	$(call Image/Build/generic/jffs2-64k,$(1))
+	$(call Image/Build/generic/jffs2-128k,$(1))
 endef
 
+#################################################
+# Shared BuildImage defines
+#################################################
+
 define Image/Build/Initramfs
 	$(STAGING_DIR_HOST)/bin/trx -o $(BIN_DIR)/$(IMG_PREFIX)-initramfs.trx -f $(KDIR)/loader.gz -f $(KDIR)/vmlinux-initramfs.lzma
 endef
@@ -171,7 +179,7 @@ define Image/Build
 	$(STAGING_DIR_HOST)/bin/trx -o $(BIN_DIR)/$(IMG_PREFIX)-$(1)-gz.trx \
 		-f $(KDIR)/vmlinux.gz \
 		$(call trxalign/$(1),$(1))
-	$(call Image/Build/$(1),$(1))
+	$(call Image/Build/$(SUBTARGET)/$(1),$(1))
 #	$(call Image/Build/Chk,$(1),wgr614_v9,U12H094T00_NETGEAR,2,$(patsubst jffs2-%,jffs2,$(1)))
 #	$(call Image/Build/Chk,$(1),wndr3400_vcna,U12H155T01_NETGEAR,2,$(patsubst jffs2-%,jffs2,$(1)))
 #	$(call Image/Build/Chk,$(1),wnr3500U,U12H136T00_NETGEAR,2,$(patsubst jffs2-%,jffs2,$(1)))