diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-12-18 22:15:30 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-12-18 22:15:30 +0000 |
| commit | fdb0a1a67e131f07a308730c80d07e330211d2e0 (patch) | |
| tree | 4fbf35055fc965737c1ffdbcfe98d7ea8335f940 /arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c | |
| parent | fc0b7a20368193e1f7cf1376624eed419b9c33e6 (diff) | |
| parent | 7bb56d01f111890414fbe35412698485b68ed468 (diff) | |
Merge branch 'next-merged' of git://aeryn.fluff.org.uk/bjdooks/linux into devel
Diffstat (limited to 'arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c')
| -rw-r--r-- | arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c b/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c new file mode 100644 index 00000000000..8b403cbb53d --- /dev/null +++ b/arch/arm/plat-s3c24xx/spi-bus0-gpe11_12_13.c @@ -0,0 +1,37 @@ +/* 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) { + s3c2410_gpio_cfgpin(S3C2410_GPE13, S3C2410_GPE13_SPICLK0); + s3c2410_gpio_cfgpin(S3C2410_GPE12, S3C2410_GPE12_SPIMOSI0); + s3c2410_gpio_cfgpin(S3C2410_GPE11, S3C2410_GPE11_SPIMISO0); + s3c2410_gpio_pullup(S3C2410_GPE11, 0); + s3c2410_gpio_pullup(S3C2410_GPE13, 0); + } else { + s3c2410_gpio_cfgpin(S3C2410_GPE13, S3C2410_GPIO_INPUT); + s3c2410_gpio_cfgpin(S3C2410_GPE11, S3C2410_GPIO_INPUT); + s3c2410_gpio_pullup(S3C2410_GPE11, 1); + s3c2410_gpio_pullup(S3C2410_GPE12, 1); + s3c2410_gpio_pullup(S3C2410_GPE13, 1); + } +} |