| /* linux/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c |
| * |
| * Copyright (c) 2008 Simtec Electronics |
| * http://armlinux.simtec.co.uk/ |
| * Ben Dooks <ben@simtec.co.uk> |
| * |
| * S3C24XX SPI - gpio configuration for bus 0 on gpe11,12,13 |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License. |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/gpio.h> |
| |
| #include <mach/spi.h> |
| #include <mach/regs-gpio.h> |
| |
| void s3c24xx_spi_gpiocfg_bus0_gpe11_12_13(struct s3c2410_spi_info *spi, |
| int enable) |
| { |
| if (enable) { |
| s3c2410_gpio_cfgpin(S3C2410_GPE(13), S3C2410_GPE13_SPICLK0); |
| s3c2410_gpio_cfgpin(S3C2410_GPE(12), S3C2410_GPE12_SPIMOSI0); |
| s3c2410_gpio_cfgpin(S3C2410_GPE(11), S3C2410_GPE11_SPIMISO0); |
| s3c2410_gpio_pullup(S3C2410_GPE(11), 0); |
| s3c2410_gpio_pullup(S3C2410_GPE(13), 0); |
| } else { |
| s3c2410_gpio_cfgpin(S3C2410_GPE(13), S3C2410_GPIO_INPUT); |
| s3c2410_gpio_cfgpin(S3C2410_GPE(11), S3C2410_GPIO_INPUT); |
| s3c2410_gpio_pullup(S3C2410_GPE(11), 1); |
| s3c2410_gpio_pullup(S3C2410_GPE(12), 1); |
| s3c2410_gpio_pullup(S3C2410_GPE(13), 1); |
| } |
| } |
