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linux-stable-rt/arch/arm/plat-s3c24xx/spi-bus1-gpd8_9_10.c

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ARM: S3C24XX: Add SPI bus 1 on GPD8 through GPD10 Add configuration callback for SPI bus 1 on GPD[8..10] and ensure the correct GPIO configuration register definitions in regs-gpio.h Signed-off-by: Ben Dooks <ben@simtec.co.uk> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2009-08-04 00:26:50 +08:00
/* linux/arch/arm/plat-s3c24xx/spi-bus0-gpd8_9_10.c
*
* Copyright (c) 2008 Simtec Electronics
* http://armlinux.simtec.co.uk/
* Ben Dooks <ben@simtec.co.uk>
*
* S3C24XX SPI - gpio configuration for bus 1 on gpd8,9,10
*
* 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_bus1_gpd8_9_10(struct s3c2410_spi_info *spi,
int enable)
{
printk(KERN_INFO "%s(%d)\n", __func__, enable);
if (enable) {
ARM: S3C24XX: Drop s3c2410 specific s3c2410_gpio_cfgpin() The s3c_gpio_cfgpin() call should be functionally equivalent, so replace the s3c2410_gpio_cfgpin() calls in the s3c24xx code with s3c_gpio_cfgpin to allow moving away from a fixed GPIO number to register address mapping Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2010-05-04 13:38:49 +08:00
s3c_gpio_cfgpin(S3C2410_GPD(10), S3C2440_GPD10_SPICLK1);
s3c_gpio_cfgpin(S3C2410_GPD(9), S3C2440_GPD9_SPIMOSI1);
s3c_gpio_cfgpin(S3C2410_GPD(8), S3C2440_GPD8_SPIMISO1);
ARM: S3C24XX: Add SPI bus 1 on GPD8 through GPD10 Add configuration callback for SPI bus 1 on GPD[8..10] and ensure the correct GPIO configuration register definitions in regs-gpio.h Signed-off-by: Ben Dooks <ben@simtec.co.uk> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2009-08-04 00:26:50 +08:00
s3c2410_gpio_pullup(S3C2410_GPD(10), 0);
s3c2410_gpio_pullup(S3C2410_GPD(9), 0);
} else {
ARM: S3C24XX: Drop s3c2410 specific s3c2410_gpio_cfgpin() The s3c_gpio_cfgpin() call should be functionally equivalent, so replace the s3c2410_gpio_cfgpin() calls in the s3c24xx code with s3c_gpio_cfgpin to allow moving away from a fixed GPIO number to register address mapping Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2010-05-04 13:38:49 +08:00
s3c_gpio_cfgpin(S3C2410_GPD(8), S3C2410_GPIO_INPUT);
s3c_gpio_cfgpin(S3C2410_GPD(9), S3C2410_GPIO_INPUT);
ARM: S3C24XX: Change s3c2410_gpio_pullupl(x, 1) to use s3c_gpio_cfgpull() Start moving code that is using the old s3c2410_gpio API to using the newer s3c_gpio variants by finding all the usages of s3c2410_gpio_pullup() which disable the pin's pull up and replacing them. sed 's/s3c2410_gpio_pullup\(.*\), 1/s3c_gpio_cfgpull\1, S3C_GPIO_PULL_NONE/g' Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2010-05-04 12:22:58 +08:00
s3c_gpio_cfgpull(S3C2410_GPD(10), S3C_GPIO_PULL_NONE);
s3c_gpio_cfgpull(S3C2410_GPD(9), S3C_GPIO_PULL_NONE);
s3c_gpio_cfgpull(S3C2410_GPD(8), S3C_GPIO_PULL_NONE);
ARM: S3C24XX: Add SPI bus 1 on GPD8 through GPD10 Add configuration callback for SPI bus 1 on GPD[8..10] and ensure the correct GPIO configuration register definitions in regs-gpio.h Signed-off-by: Ben Dooks <ben@simtec.co.uk> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2009-08-04 00:26:50 +08:00
}
}