omap3: Clean-up for omap_mux_init

Get rid of the ifdeffery in omap_mux_init by creating
omap_mux_init_package and omap_mux_init_signals functions.
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/mux.c

@@ -985,6 +985,38 @@ static void __init omap_mux_init_list(struct omap_mux *superset)
 	}
 }
 
+#ifdef CONFIG_OMAP_MUX
+
+static void omap_mux_init_package(struct omap_mux *superset,
+				  struct omap_mux *package_subset,
+				  struct omap_ball *package_balls)
+{
+	if (package_subset)
+		omap_mux_package_fixup(package_subset, superset);
+	if (package_balls)
+		omap_mux_package_init_balls(package_balls, superset);
+}
+
+static void omap_mux_init_signals(struct omap_board_mux *board_mux)
+{
+	omap_mux_set_cmdline_signals();
+	omap_mux_write_array(board_mux);
+}
+
+#else
+
+static void omap_mux_init_package(struct omap_mux *superset,
+				  struct omap_mux *package_subset,
+				  struct omap_ball *package_balls)
+{
+}
+
+static void omap_mux_init_signals(struct omap_board_mux *board_mux)
+{
+}
+
+#endif
+
 int __init omap_mux_init(u32 mux_pbase, u32 mux_size,
 				struct omap_mux *superset,
 				struct omap_mux *package_subset,
@@ -1001,19 +1033,9 @@ int __init omap_mux_init(u32 mux_pbase, u32 mux_size,
 		return -ENODEV;
 	}
 
-#ifdef CONFIG_OMAP_MUX
-	if (package_subset)
-		omap_mux_package_fixup(package_subset, superset);
-	if (package_balls)
-		omap_mux_package_init_balls(package_balls, superset);
-#endif
-
+	omap_mux_init_package(superset, package_subset, package_balls);
 	omap_mux_init_list(superset);
-
-#ifdef CONFIG_OMAP_MUX
-	omap_mux_set_cmdline_signals();
-	omap_mux_write_array(board_mux);
-#endif
+	omap_mux_init_signals(board_mux);
 
 	return 0;
 }