mcs814x: use firmware partition splitter on dLAN USB Extender

to avoid editing the dts every time the kernel size changes.
uImage is now bigger than 1MB. Pad uImage to 64k erase block size.

Signed-off-by: Günther Kelleter <guenther.kelleter@devolo.de>

SVN-Revision: 46648

target/linux/mcs814x/config-3.18

@@ -159,6 +159,10 @@ CONFIG_MODULES_USE_ELF_REL=y
 # CONFIG_MTD_IMPA7 is not set
 CONFIG_MTD_JEDECPROBE=y
 CONFIG_MTD_PHYSMAP=y
+# CONFIG_MTD_ROOTFS_SPLIT is not set
+CONFIG_MTD_SPLIT_FIRMWARE=y
+CONFIG_MTD_SPLIT_FIRMWARE_NAME="linux"
+CONFIG_MTD_SPLIT_UIMAGE_FW=y
 CONFIG_MULTI_IRQ_HANDLER=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEED_KUSER_HELPERS=y

target/linux/mcs814x/files-3.18/arch/arm/boot/dts/dlan-usb-extender.dts

@@ -48,14 +48,6 @@
 						reg = <0x40000 0x10000>;
 					};
 					partition@50000 {
-						label = "kernel";
-						reg = <0x50000 0x100000>;
-					};
-					partition@150000 {
-						label = "rootfs";
-						reg = <0x150000 0x3C0000>;
-					};
-					partition@50001 {
 						label = "linux";
 						reg = <0x50000 0x4C0000>;
 					};

target/linux/mcs814x/image/Makefile

@@ -31,7 +31,7 @@ define Image/Build/DTB
 endef
 
 define Image/Build/Profile/dLAN_USB_Extender
-	dd if=$(KDIR)/uImage-dlan-usb-extender bs=1M conv=sync of=$(KDIR)/$(IMG_PREFIX)-dlan-usb-extender-upgrade-$(1).bin
+	dd if=$(KDIR)/uImage-dlan-usb-extender bs=64k conv=sync of=$(KDIR)/$(IMG_PREFIX)-dlan-usb-extender-upgrade-$(1).bin
 	cat $(KDIR)/root.$(1) >> $(KDIR)/$(IMG_PREFIX)-dlan-usb-extender-upgrade-$(1).bin
 	cp $(KDIR)/$(IMG_PREFIX)-dlan-usb-extender-upgrade-$(1).bin $(BIN_DIR)/
 endef