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OpenCloudOS-Kernel/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c

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[ARM] S3C24XX: Default SPI pin configuration for SPI Add a set of default pin configuration routines for setting up the SPI gpio configuration when using the hardware SPI driver. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2008-10-21 21:06:20 +08:00
/* 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 <mach/hardware.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) {
[ARM] S3C24XX: GPIO: Change to macros for GPIO numbering Prepare to remove the large number of S3C2410_GPxn defines by moving to S3C2410_GPx(n) in arch/arm. The following perl was used to change the files: perl -pi~ -e 's/S3C2410_GP([A-Z])([0-9]+)([^_^0-9])/S3C2410_GP\1\(\2\)\3/g' Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2009-05-18 05:32:23 +08:00
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);
[ARM] S3C24XX: Default SPI pin configuration for SPI Add a set of default pin configuration routines for setting up the SPI gpio configuration when using the hardware SPI driver. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2008-10-21 21:06:20 +08:00
} else {
[ARM] S3C24XX: GPIO: Change to macros for GPIO numbering Prepare to remove the large number of S3C2410_GPxn defines by moving to S3C2410_GPx(n) in arch/arm. The following perl was used to change the files: perl -pi~ -e 's/S3C2410_GP([A-Z])([0-9]+)([^_^0-9])/S3C2410_GP\1\(\2\)\3/g' Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2009-05-18 05:32:23 +08:00
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);
[ARM] S3C24XX: Default SPI pin configuration for SPI Add a set of default pin configuration routines for setting up the SPI gpio configuration when using the hardware SPI driver. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2008-10-21 21:06:20 +08:00
}
}