diff options
Diffstat (limited to 'arch/arm/mach-s5pv210/setup-ide.c')
| -rw-r--r-- | arch/arm/mach-s5pv210/setup-ide.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/setup-ide.c b/arch/arm/mach-s5pv210/setup-ide.c new file mode 100644 index 00000000000..b558b1cc8d6 --- /dev/null +++ b/arch/arm/mach-s5pv210/setup-ide.c @@ -0,0 +1,50 @@ +/* linux/arch/arm/mach-s5pv210/setup-ide.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * S5PV210 setup information for IDE + * + * 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/kernel.h> +#include <linux/gpio.h> + +#include <plat/gpio-cfg.h> + +void s5pv210_ide_setup_gpio(void) +{ + unsigned int gpio = 0; + + for (gpio = S5PV210_GPJ0(0); gpio <= S5PV210_GPJ0(7); gpio++) { + /* CF_Add[0 - 2], CF_IORDY, CF_INTRQ, CF_DMARQ, CF_DMARST, + CF_DMACK */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + for (gpio = S5PV210_GPJ2(0); gpio <= S5PV210_GPJ2(7); gpio++) { + /*CF_Data[0 - 7] */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + for (gpio = S5PV210_GPJ3(0); gpio <= S5PV210_GPJ3(7); gpio++) { + /* CF_Data[8 - 15] */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } + + for (gpio = S5PV210_GPJ4(0); gpio <= S5PV210_GPJ4(3); gpio++) { + /* CF_CS0, CF_CS1, CF_IORD, CF_IOWR */ + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(4)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4); + } +} |