[tools/mkimage]: use u-boot v2010.12

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24809 3c298f89-4303-0410-b956-a3cf2f4a3e73

tools/mkimage/patches/100-portability.patch

@@ -33,7 +33,7 @@
   * 	1. Abstracting input command line arguments data
 --- a/include/image.h
 +++ b/include/image.h
-@@ -49,6 +49,10 @@
+@@ -50,6 +50,10 @@
  
  #endif /* USE_HOSTCC */
  
@@ -41,6 +41,6 @@
 +#define ulong unsigned long
 +#endif
 +
- #include <command.h>
- 
  #if defined(CONFIG_FIT)
+ #include <fdt.h>
+ #include <libfdt.h>