[ARM] MX2 pcm038: add 1-wire master support

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-mx2/pcm038.c

@@ -168,6 +168,7 @@ static void gpio_fec_inactive(void)
 
 static struct platform_device *platform_devices[] __initdata = {
 	&pcm038_nor_mtd_device,
+	&mxc_w1_master_device,
 };
 
 static void __init pcm038_init(void)
@@ -177,6 +178,7 @@ static void __init pcm038_init(void)
 	mxc_register_device(&mxc_uart_device0, &uart_pdata[0]);
 	mxc_register_device(&mxc_uart_device1, &uart_pdata[1]);
 	mxc_register_device(&mxc_uart_device2, &uart_pdata[2]);
+	mxc_gpio_mode(PE16_AF_RTCK); /* OWIRE */
 
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));