/* linux/arch/arm/mach-s5pc100/setup-spi.c * * 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 <plat/gpio-cfg.h> #ifdef CONFIG_S3C64XX_DEV_SPI0 int s3c64xx_spi0_cfg_gpio(void) { s3c_gpio_cfgall_range(S5PC100_GPB(0), 3, S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); return 0; } #endif #ifdef CONFIG_S3C64XX_DEV_SPI1 int s3c64xx_spi1_cfg_gpio(void) { s3c_gpio_cfgall_range(S5PC100_GPB(4), 3, S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); return 0; } #endif #ifdef CONFIG_S3C64XX_DEV_SPI2 int s3c64xx_spi2_cfg_gpio(void) { s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(3)); s3c_gpio_setpull(S5PC100_GPG3(0), S3C_GPIO_PULL_UP); s3c_gpio_cfgall_range(S5PC100_GPB(2), 2, S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); return 0; } #endif