powerpc: create 32 bit LOADADDR macro

and use it in misc_32.S

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
diff --git a/include/asm-powerpc/ppc_asm.h b/include/asm-powerpc/ppc_asm.h
index e4350e4..6aae414 100644
--- a/include/asm-powerpc/ppc_asm.h
+++ b/include/asm-powerpc/ppc_asm.h
@@ -193,6 +193,10 @@
 #define CMPI	cmpdi
 
 #else /* 32-bit */
+#define LOADADDR(rn,name) \
+	lis	rn,name@ha	\
+	addi	rn,rn,name@l
+
 #define LOADBASE(rn,name)	\
 	lis	rn,name@ha