Normally the 'zImage' is used as base for uImage.
Enable the capability to use the raw uncompressed 'Image' instead

Signed-off-by: Remy Bohmer <linux@bohmer.net>
---
 arch/arm/Kconfig       |   10 ++++++++++
 arch/arm/boot/Makefile |    6 +++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

Index: linux-2.6.27-rc4/arch/arm/Kconfig
===================================================================
--- linux-2.6.27-rc4.orig/arch/arm/Kconfig	2008-08-25 20:58:33.000000000 +0200
+++ linux-2.6.27-rc4/arch/arm/Kconfig	2008-08-25 20:58:36.000000000 +0200
@@ -967,6 +967,16 @@ config XIP_KERNEL
 
 	  If unsure, say N.
 
+config UNCOMPRESSED_UIMAGE
+	bool "Use uncompressed kernel image for uImage"
+	default n
+	help
+	  Enable this option if you want uImage to be based on the kernel
+	  'Image' instead of 'zImage'. This will increase the kernel image
+	  size, but it can improve kernel boot time in some situations.
+
+	  If unsure, say N.
+
 config XIP_PHYS_ADDR
 	hex "XIP Kernel Physical Location"
 	depends on XIP_KERNEL
Index: linux-2.6.27-rc4/arch/arm/boot/Makefile
===================================================================
--- linux-2.6.27-rc4.orig/arch/arm/boot/Makefile	2008-08-25 20:58:33.000000000 +0200
+++ linux-2.6.27-rc4/arch/arm/boot/Makefile	2008-08-25 20:58:36.000000000 +0200
@@ -70,7 +70,11 @@ else
 $(obj)/uImage: LOADADDR=$(ZRELADDR)
 endif
 
-$(obj)/uImage:	$(obj)/zImage FORCE
+ifeq ($(CONFIG_UNCOMPRESSED_UIMAGE),y)
+$(obj)/uImage: $(obj)/Image FORCE
+else
+$(obj)/uImage: $(obj)/zImage FORCE
+endif
 	$(call if_changed,uimage)
 	@echo '  Image $@ is ready'
 

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