diff options
Diffstat (limited to 'kernel/arch/arm/mach-s3c24xx/setup-spi.c')
-rw-r--r-- | kernel/arch/arm/mach-s3c24xx/setup-spi.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-s3c24xx/setup-spi.c b/kernel/arch/arm/mach-s3c24xx/setup-spi.c new file mode 100644 index 000000000..3d47e023c --- /dev/null +++ b/kernel/arch/arm/mach-s3c24xx/setup-spi.c @@ -0,0 +1,31 @@ +/* + * HS-SPI device setup for S3C2443/S3C2416 + * + * 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 <linux/platform_device.h> + +#include <plat/gpio-cfg.h> + +#include <mach/hardware.h> +#include <mach/regs-gpio.h> + +#ifdef CONFIG_S3C64XX_DEV_SPI0 +int s3c64xx_spi0_cfg_gpio(void) +{ + /* enable hsspi bit in misccr */ + s3c2410_modify_misccr(S3C2416_MISCCR_HSSPI_EN2, 1); + + s3c_gpio_cfgall_range(S3C2410_GPE(11), 3, + S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); + + return 0; +} +#endif |