[people/ms/u-boot.git] / board / samsung / goni / goni.c

/*
 *  Copyright (C) 2008-2009 Samsung Electronics
 *  Minkyu Kang <mk7.kang@samsung.com>
 *  Kyungmin Park <kyungmin.park@samsung.com>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>

DECLARE_GLOBAL_DATA_PTR;

static struct s5pc110_gpio *s5pc110_gpio;

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_boot_params = PHYS_SDRAM_1 + 0x100;

	return 0;
}

int dram_init(void)
{
	gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
			PHYS_SDRAM_3_SIZE;

	return 0;
}

void dram_init_banksize(void)
{
	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
	gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
}

#ifdef CONFIG_DISPLAY_BOARDINFO
int checkboard(void)
{
	puts("Board:\tGoni\n");
	return 0;
}
#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->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->g0, i, 0x2);
		/* GPG0[0:6] pull disable */
		gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE);
		/* GPG0[0:6] drv 4x */
		gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X);
	}

	return s5p_mmc_init(0, 4);
}
#endif
Commit	Line	Data
72b81d39 MK	1	/*
	2	* Copyright (C) 2008-2009 Samsung Electronics
	3	* Minkyu Kang <mk7.kang@samsung.com>
	4	* Kyungmin Park <kyungmin.park@samsung.com>
	5	*
	6	* See file CREDITS for list of people who contributed to this
	7	* project.
	8	*
	9	* This program is free software; you can redistribute it and/or
	10	* modify it under the terms of the GNU General Public License as
	11	* published by the Free Software Foundation; either version 2 of
	12	* the License, or (at your option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful,
	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	* GNU General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License
	20	* along with this program; if not, write to the Free Software
	21	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	22	* MA 02111-1307 USA
	23	*/
	24
	25	#include <common.h>
87f314e9 MK	26	#include <asm/arch/gpio.h>
87f314e9 MK	27	#include <asm/arch/mmc.h>
72b81d39 MK	28
	29	DECLARE_GLOBAL_DATA_PTR;
	30
87f314e9 MK	31	static struct s5pc110_gpio *s5pc110_gpio;
87f314e9 MK	32
72b81d39 MK	33	int board_init(void)
72b81d39 MK	34	{
87f314e9 MK	35	/* Set Initial global variables */
	36	s5pc110_gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
	37
72b81d39 MK	38	gd->bd->bi_arch_number = MACH_TYPE_GONI;
	39	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
	40
	41	return 0;
	42	}
	43
	44	int dram_init(void)
177feff3 MK	45	{
	46	gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
	47	PHYS_SDRAM_3_SIZE;
	48
	49	return 0;
	50	}
	51
	52	void dram_init_banksize(void)
72b81d39 MK	53	{
	54	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
	55	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
	56	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
	57	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
	58	gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
	59	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
72b81d39 MK	60	}
	61
	62	#ifdef CONFIG_DISPLAY_BOARDINFO
	63	int checkboard(void)
	64	{
	65	puts("Board:\tGoni\n");
	66	return 0;
	67	}
	68	#endif
87f314e9 MK	69
	70	#ifdef CONFIG_GENERIC_MMC
	71	int board_mmc_init(bd_t *bis)
	72	{
	73	int i;
	74
	75	/* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
a87bc64c	76	gpio_direction_output(&s5pc110_gpio->j2, 7, 1);
87f314e9 MK	77
	78	/*
	79	* MMC0 GPIO
	80	* GPG0[0] SD_0_CLK
	81	* GPG0[1] SD_0_CMD
	82	* GPG0[2] SD_0_CDn -> Not used
	83	* GPG0[3:6] SD_0_DATA[0:3]
	84	*/
	85	for (i = 0; i < 7; i++) {
	86	if (i == 2)
	87	continue;
	88	/* GPG0[0:6] special function 2 */
a87bc64c	89	gpio_cfg_pin(&s5pc110_gpio->g0, i, 0x2);
87f314e9	90	/* GPG0[0:6] pull disable */
a87bc64c	91	gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE);
87f314e9	92	/* GPG0[0:6] drv 4x */
a87bc64c	93	gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X);
87f314e9 MK	94	}
87f314e9 MK	95
1727e216	96	return s5p_mmc_init(0, 4);
87f314e9 MK	97	}
87f314e9 MK	98	#endif