fix squashfs root for qemu-microblaze

mk/rootfs.mk

@@ -50,10 +50,10 @@ $(eval $(call rootfs_template,archive,ARCHIVE,$(ROOTFS)))
 $(eval $(call rootfs_template,initramfsarchive,INITRAMFSARCHIVE))
 $(eval $(call rootfs_template,initramfs,INITRAMFS))
 $(eval $(call rootfs_template,initramfs-piggyback,INITRAMFS_PIGGYBACK))
-$(eval $(call rootfs_template,squashfs,SQUASHFS,$(ROOTFS)))
+$(eval $(call rootfs_template,squashfs,SQUASHFS,$(MTDDEV) rootfstype=squashfs))
 $(eval $(call rootfs_template,yaffs,YAFFS,$(MTDDEV) panic=3))
 $(eval $(call rootfs_template,jffs2,JFFS2,$(MTDDEV) rootfstype=jffs2))
-$(eval $(call rootfs_template,nfsroot,NFSROOT,root=/dev/nfs ip=dhcp init=/init))
+$(eval $(call rootfs_template,nfsroot,NFSROOT,root=/dev/nfs ip=dhcp))
 $(eval $(call rootfs_template,encrypted,ENCRYPTED))
 $(eval $(call rootfs_template,iso,ISO))
 

target/linux/config/Config.in.flash

@@ -99,6 +99,8 @@ config ADK_KERNEL_MTD_M25P80
 	select ADK_KERNEL_MTD_PHYSMAP
 	select ADK_KERNEL_MTD_PHYSMAP_OF
 	select ADK_KERNEL_MTD_OF_PARTS
+	select ADK_KERNEL_SPI
+	select ADK_KERNEL_SPI_MASTER
 	boolean
 	default n
 

target/microblaze/Makefile

@@ -10,12 +10,10 @@ include $(TOPDIR)/mk/image.mk
 KERNEL:=$(LINUX_DIR)/arch/microblaze/boot/$(ADK_TARGET_KERNEL)
 
 ifeq ($(ADK_TARGET_QEMU_MICROBLAZE_MODEL_ML605),y)
-MODEL:=petalogix-ml605
-DTB:=-dtb target/microblaze/ml605.dtb
+QEMU_ARGS+=-M petalogix-ml605 -dtb target/microblaze/ml605.dtb
 endif
 ifeq ($(ADK_TARGET_QEMU_MICROBLAZE_MODEL_S3ADSP1800),y)
-MODEL:=petalogix-s3adsp1800
-DTB:=-dtb target/microblaze/s3adsp1800.dtb
+QEMU_ARGS+=-M petalogix-s3adsp1800
 endif
 
 ifeq ($(ADK_TARGET_FS),squashfs)
@@ -25,7 +23,7 @@ imageinstall: $(BUILD_DIR)/root.squashfs
 	@cp $(KERNEL) $(FW_DIR)/$(TARGET_KERNEL)
 ifneq ($(ADK_HARDWARE_QEMU),)
 	@echo "Start qemu with following options:"
-	@echo 'qemu-system-${CPU_ARCH} -M $(MODEL) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL) -pflash $(FW_DIR)/$(ROOTFSSQUASHFS) $(DTB)'
+	@echo 'qemu-system-${CPU_ARCH} $(QEMU_ARGS) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL) -pflash $(FW_DIR)/$(ROOTFSSQUASHFS)'
 endif
 endif
 ifeq ($(ADK_TARGET_FS),jffs2)
@@ -33,7 +31,7 @@ imageinstall: $(FW_DIR)/$(ROOTFSJFFS2)
 	@cp $(KERNEL) $(FW_DIR)/$(TARGET_KERNEL)
 ifneq ($(ADK_HARDWARE_QEMU),)
 	@echo "Start qemu with following options:"
-	@echo 'qemu-system-${CPU_ARCH} -M $(MODEL) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL) -pflash $(FW_DIR)/$(ROOTFSJFFS2) $(DTB)'
+	@echo 'qemu-system-${CPU_ARCH} $(QEMU_ARGS) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL) -pflash $(FW_DIR)/$(ROOTFSJFFS2)'
 endif
 endif
 ifeq ($(ADK_TARGET_FS),initramfs)
@@ -43,7 +41,7 @@ imageinstall: $(FW_DIR)/$(INITRAMFS)
 	@echo 'The initramfs image is: ${FW_DIR}/${INITRAMFS}'
 ifneq ($(ADK_HARDWARE_QEMU),)
 	@echo "Start qemu with following command line:"
-	@echo 'qemu-system-${CPU_ARCH} -M $(MODEL) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL) -initrd ${FW_DIR}/${INITRAMFS} $(DTB)'
+	@echo 'qemu-system-${CPU_ARCH} $(QEMU_ARGS) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL) -initrd ${FW_DIR}/${INITRAMFS}'
 endif
 endif
 ifeq ($(ADK_TARGET_FS),initramfs-piggyback)
@@ -52,7 +50,7 @@ imageinstall: createinitramfs
 	@echo 'The kernel+initramfs file is: $(FW_DIR)/${TARGET_KERNEL}'
 ifneq ($(ADK_HARDWARE_QEMU),)
 	@echo "Start qemu with following command line:"
-	@echo 'qemu-system-${CPU_ARCH} -M $(MODEL) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL) $(DTB)'
+	@echo 'qemu-system-${CPU_ARCH} $(QEMU_ARGS) -nographic -kernel $(FW_DIR)/$(TARGET_KERNEL)'
 endif
 endif
 ifeq ($(ADK_TARGET_FS),archive)