projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 74ac23a3 PV |
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> |
| 74ac23a3 PV |
13 | |
| 14 | #ifdef CONFIG_S3C64XX_DEV_SPI0 | |
| 868dee91 | 15 | int s3c64xx_spi0_cfg_gpio(void) |
| 74ac23a3 PV |
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) |
| 74ac23a3 PV |
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) |
| 74ac23a3 PV |
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 |