omap: mux: Replace omap_cfg_reg() with new style signal or gpio functions

Replace omap_cfg_reg() with new style signal or gpio functions

Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
index c0c99ad..fd71c00 100644
--- a/arch/arm/mach-omap2/board-rx51.c
+++ b/arch/arm/mach-omap2/board-rx51.c
@@ -87,8 +87,8 @@
 	rx51_peripherals_init();
 
 	/* Ensure SDRC pins are mux'd for self-refresh */
-	omap_cfg_reg(H16_34XX_SDRC_CKE0);
-	omap_cfg_reg(H17_34XX_SDRC_CKE1);
+	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
+	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 }
 
 static void __init rx51_map_io(void)