ARM: shmobile: kzm9g: Register pinctrl mappings for SCIF

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

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

arch/arm/mach-shmobile/board-kzm9g.c

@@ -606,6 +606,11 @@ static const struct pinctrl_map kzm_pinctrl_map[] = {
 				  "lcd_data24", "lcd"),
 	PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh73a0",
 				  "lcd_sync", "lcd"),
+	/* SCIFA4 */
+	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
+				  "scifa4_data", "scifa4"),
+	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
+				  "scifa4_ctrl", "scifa4"),
 };
 
 /*
@@ -673,12 +678,6 @@ static void __init kzm_init(void)
 
 	sh73a0_pinmux_init();
 
-	/* enable SCIFA4 */
-	gpio_request(GPIO_FN_SCIFA4_TXD, NULL);
-	gpio_request(GPIO_FN_SCIFA4_RXD, NULL);
-	gpio_request(GPIO_FN_SCIFA4_RTS_, NULL);
-	gpio_request(GPIO_FN_SCIFA4_CTS_, NULL);
-
 	/* CS4 for SMSC/USB */
 	gpio_request(GPIO_FN_CS4_, NULL); /* CS4 */