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s5p_goni: enable mmc0

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Adds the board_mmc_init function and enable the mmc command

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
This commit is contained in:
Minkyu Kang 2010-07-06 20:58:41 +09:00
parent 5000284872
commit 87f314e98b
2 changed files with 43 additions and 0 deletions
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37
board/samsung/goni/goni.c
View file

@ -23,11 +23,18 @@
*/ */
#include <common.h> #include <common.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
static struct s5pc110_gpio *s5pc110_gpio;
int board_init(void) int board_init(void)
{ {
/* Set Initial global variables */
s5pc110_gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
gd->bd->bi_arch_number = MACH_TYPE_GONI; gd->bd->bi_arch_number = MACH_TYPE_GONI;
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
@ -53,3 +60,33 @@ int checkboard(void)
return 0; return 0;
} }
#endif #endif
#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
int i;
/* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
gpio_direction_output(&s5pc110_gpio->gpio_j2, 7, 1);
/*
* MMC0 GPIO
* GPG0[0] SD_0_CLK
* GPG0[1] SD_0_CMD
* GPG0[2] SD_0_CDn -> Not used
* GPG0[3:6] SD_0_DATA[0:3]
*/
for (i = 0; i < 7; i++) {
if (i == 2)
continue;
/* GPG0[0:6] special function 2 */
gpio_cfg_pin(&s5pc110_gpio->gpio_g0, i, 0x2);
/* GPG0[0:6] pull disable */
gpio_set_pull(&s5pc110_gpio->gpio_g0, i, GPIO_PULL_NONE);
/* GPG0[0:6] drv 4x */
gpio_set_drv(&s5pc110_gpio->gpio_g0, i, GPIO_DRV_4X);
}
return s5p_mmc_init(0);
}
#endif

6
include/configs/s5p_goni.h
View file

@ -67,6 +67,11 @@
#define CONFIG_SERIAL_MULTI 1 #define CONFIG_SERIAL_MULTI 1
#define CONFIG_BAUDRATE 115200 #define CONFIG_BAUDRATE 115200
/* MMC */
#define CONFIG_GENERIC_MMC 1
#define CONFIG_MMC 1
#define CONFIG_S5P_MMC 1
/* It should define before config_cmd_default.h */ /* It should define before config_cmd_default.h */
#define CONFIG_SYS_NO_FLASH 1 #define CONFIG_SYS_NO_FLASH 1
@ -82,6 +87,7 @@
#define CONFIG_CMD_REGINFO #define CONFIG_CMD_REGINFO
#define CONFIG_CMD_ONENAND #define CONFIG_CMD_ONENAND
#define CONFIG_CMD_MTDPARTS #define CONFIG_CMD_MTDPARTS
#define CONFIG_CMD_MMC
#define CONFIG_BOOTDELAY 1 #define CONFIG_BOOTDELAY 1
#define CONFIG_ZERO_BOOTDELAY_CHECK #define CONFIG_ZERO_BOOTDELAY_CHECK