MIPS: generic: Add support for zboot

There is no reason we can't create compressed kernels here, so select
the option SYS_SUPPORTS_ZBOOT.
Signed-off-by: NPaul Cercueil <paul@crapouillou.net>
Signed-off-by: NThomas Bogendoerfer <tsbogend@alpha.franken.de>

arch/mips/Kconfig

@@ -141,6 +141,7 @@ config MIPS_GENERIC_KERNEL
 	select SYS_SUPPORTS_MULTITHREADING
 	select SYS_SUPPORTS_RELOCATABLE
 	select SYS_SUPPORTS_SMARTMIPS
+	select SYS_SUPPORTS_ZBOOT
 	select UHI_BOOT
 	select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
 	select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN

arch/mips/generic/Platform

@@ -10,6 +10,7 @@
 
 cflags-$(CONFIG_MIPS_GENERIC)	+= -I$(srctree)/arch/mips/include/asm/mach-generic
 load-$(CONFIG_MIPS_GENERIC)	+= 0xffffffff80100000
+zload-$(CONFIG_MIPS_GENERIC)	+= 0xffffffff81000000
 all-$(CONFIG_MIPS_GENERIC)	:= vmlinux.gz.itb
 
 its-y					:= vmlinux.its.S