ARM: mach-shmobile: ag5evm: use gpio.

Ag5evm board now uses gpio api to initialize pins and peripherals.
Signed-off-by: NTakashi YOSHII <takashi.yoshii.zj@renesas.com>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>

arch/arm/mach-shmobile/Kconfig

@@ -61,6 +61,7 @@ endchoice
 config MACH_AG5EVM
 	bool "AG5EVM board"
 	depends on ARCH_SH73A0
+	select ARCH_REQUIRE_GPIOLIB
 
 comment "SH-Mobile System Configuration"
 

arch/arm/mach-shmobile/board-ag5evm.c

@@ -121,16 +121,19 @@ void __init ag5evm_init_irq(void)
 
 static void __init ag5evm_init(void)
 {
+	sh73a0_pinmux_init();
+
 	/* enable SCIFA2 */
-	__raw_writeb(0x12, PORT154CR); /* TXD */
-	__raw_writeb(0x22, PORT155CR); /* RXD */
-	__raw_writeb(0x12, PORT156CR); /* RTS */
-	__raw_writeb(0x22, PORT157CR); /* CTS */
+	gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
+	gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
+	gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);
+	gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);
 
 	/* enable SMSC911X */
-	__raw_writeb(0x20, PORT144CR); /* PINTA2 */
-	__raw_writeb(0x10, PORT145CR); /* RESET */
-	__raw_writel(__raw_readl(PORTR159_128DR) & ~(1 << 17), PORTR159_128DR);
+	gpio_request(GPIO_PORT144, NULL); /* PINTA2 */
+	gpio_direction_input(GPIO_PORT144);
+	gpio_request(GPIO_PORT145, NULL); /* RESET */
+	gpio_direction_output(GPIO_PORT145, 1);
 
 #ifdef CONFIG_CACHE_L2X0
 	/* Shared attribute override enable, 64K*8way */