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1 | /* 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> | |
74ac23a3 | 12 | #include <plat/gpio-cfg.h> |
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13 | |
14 | #ifdef CONFIG_S3C64XX_DEV_SPI0 | |
868dee91 | 15 | int s3c64xx_spi0_cfg_gpio(void) |
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16 | { |
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 | |
868dee91 | 26 | int s3c64xx_spi1_cfg_gpio(void) |
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27 | { |
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 | |
868dee91 | 37 | int s3c64xx_spi2_cfg_gpio(void) |
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38 | { |
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 |