ARM: shmobile: marzen: Register pinctrl mappings for LBSC

Replace the GPIO-based LBSC pinmux configuration by pinctrl mappings.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c
index 04bcf88..b16f85f4 100644
--- a/arch/arm/mach-shmobile/board-marzen.c
+++ b/arch/arm/mach-shmobile/board-marzen.c
@@ -347,6 +347,9 @@
 				  "sdhi0_cd", "sdhi0"),
 	PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7779",
 				  "sdhi0_wp", "sdhi0"),
+	/* SMSC */
+	PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a7779",
+				  "lbsc_ex_cs0", "lbsc"),
 	/* USB0 */
 	PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform.0", "pfc-r8a7779",
 				  "usb0", "usb0"),
@@ -370,7 +373,6 @@
 	r8a7779_pinmux_init();
 
 	/* LAN89218 */
-	gpio_request(GPIO_FN_EX_CS0, NULL); /* nCS */
 	gpio_request(GPIO_FN_IRQ1_B, NULL); /* IRQ + PME */
 
 	r8a7779_add_standard_devices();