[POWERPC] Replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c
index 956f459..6d584f4 100644
--- a/arch/powerpc/platforms/52xx/lite5200.c
+++ b/arch/powerpc/platforms/52xx/lite5200.c
@@ -63,7 +63,7 @@
 	of_node_put(np);
 	if (!cdm) {
 		printk(KERN_ERR "%s() failed; expect abnormal behaviour\n",
-		       __FUNCTION__);
+		       __func__);
 		return;
 	}
 
@@ -98,7 +98,7 @@
 	of_node_put(np);
 	if (!gpio) {
 		printk(KERN_ERR "%s() failed. expect abnormal behavior\n",
-		       __FUNCTION__);
+		       __func__);
 		return;
 	}