sparc: Move cpu/leon[23] to arch/sparc/cpu/leon[23]

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/board/gaisler/grsim_leon2/u-boot.lds b/board/gaisler/grsim_leon2/u-boot.lds
index c5311a6..a12e7fb 100644
--- a/board/gaisler/grsim_leon2/u-boot.lds
+++ b/board/gaisler/grsim_leon2/u-boot.lds
@@ -59,7 +59,7 @@
 		_text = .;
 
 		*(.start)
-		cpu/leon2/start.o (.text)
+		arch/sparc/cpu/leon2/start.o (.text)
 /* 8k is the same as the PROM offset from end of main memory, (CONFIG_SYS_PROM_SIZE) */
 		. = ALIGN(8192);
 /* PROM CODE, Will be relocated to the end of memory,