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Padmavathi Venna74ac23a2011-12-26 16:42:15 +09001/* linux/arch/arm/mach-exynos4/setup-spi.c
2 *
3 * Copyright (C) 2011 Samsung Electronics Ltd.
4 * http://www.samsung.com/
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/gpio.h>
Padmavathi Venna74ac23a2011-12-26 16:42:15 +090012#include <plat/gpio-cfg.h>
Padmavathi Venna74ac23a2011-12-26 16:42:15 +090013
14#ifdef CONFIG_S3C64XX_DEV_SPI0
Thomas Abraham868dee92012-07-13 07:15:14 +090015int s3c64xx_spi0_cfg_gpio(void)
Padmavathi Venna74ac23a2011-12-26 16:42:15 +090016{
17 s3c_gpio_cfgpin(EXYNOS4_GPB(0), S3C_GPIO_SFN(2));
18 s3c_gpio_setpull(EXYNOS4_GPB(0), S3C_GPIO_PULL_UP);
19 s3c_gpio_cfgall_range(EXYNOS4_GPB(2), 2,
20 S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
21 return 0;
22}
23#endif
24
25#ifdef CONFIG_S3C64XX_DEV_SPI1
Thomas Abraham868dee92012-07-13 07:15:14 +090026int s3c64xx_spi1_cfg_gpio(void)
Padmavathi Venna74ac23a2011-12-26 16:42:15 +090027{
28 s3c_gpio_cfgpin(EXYNOS4_GPB(4), S3C_GPIO_SFN(2));
29 s3c_gpio_setpull(EXYNOS4_GPB(4), S3C_GPIO_PULL_UP);
30 s3c_gpio_cfgall_range(EXYNOS4_GPB(6), 2,
31 S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
32 return 0;
33}
34#endif
35
36#ifdef CONFIG_S3C64XX_DEV_SPI2
Thomas Abraham868dee92012-07-13 07:15:14 +090037int s3c64xx_spi2_cfg_gpio(void)
Padmavathi Venna74ac23a2011-12-26 16:42:15 +090038{
39 s3c_gpio_cfgpin(EXYNOS4_GPC1(1), S3C_GPIO_SFN(5));
40 s3c_gpio_setpull(EXYNOS4_GPC1(1), S3C_GPIO_PULL_UP);
41 s3c_gpio_cfgall_range(EXYNOS4_GPC1(3), 2,
42 S3C_GPIO_SFN(5), S3C_GPIO_PULL_UP);
43 return 0;
44}
45#endif