summaryrefslogtreecommitdiff
path: root/arch/arm/mach-s3c24xx/setup-spi.c
blob: 3d47e023ce942a6de1147e4dcf7f381443a08a63 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
/*
 * HS-SPI device setup for S3C2443/S3C2416
 *
 * Copyright (C) 2011 Samsung Electronics Ltd.
 *		http://www.samsung.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/gpio.h>
#include <linux/platform_device.h>

#include <plat/gpio-cfg.h>

#include <mach/hardware.h>
#include <mach/regs-gpio.h>

#ifdef CONFIG_S3C64XX_DEV_SPI0
int s3c64xx_spi0_cfg_gpio(void)
{
	/* enable hsspi bit in misccr */
	s3c2410_modify_misccr(S3C2416_MISCCR_HSSPI_EN2, 1);

	s3c_gpio_cfgall_range(S3C2410_GPE(11), 3,
			      S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);

	return 0;
}
#endif