| Chander Kashyap | b9a1ef2 | 2011-08-18 22:37:19 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 Samsung Electronics |
| 3 | * |
| 4 | * See file CREDITS for list of people who contributed to this |
| 5 | * project. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License as |
| 9 | * published by the Free Software Foundation; either version 2 of |
| 10 | * the License, or (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 20 | * MA 02111-1307 USA |
| 21 | */ |
| 22 | |
| 23 | #include <common.h> |
| 24 | #include <asm/io.h> |
| 25 | #include <asm/arch/cpu.h> |
| 26 | #include <asm/arch/gpio.h> |
| 27 | #include <asm/arch/mmc.h> |
| 28 | |
| 29 | DECLARE_GLOBAL_DATA_PTR; |
| 30 | struct s5pc210_gpio_part1 *gpio1; |
| 31 | struct s5pc210_gpio_part2 *gpio2; |
| 32 | |
| 33 | int board_init(void) |
| 34 | { |
| 35 | gpio1 = (struct s5pc210_gpio_part1 *) S5PC210_GPIO_PART1_BASE; |
| 36 | gpio2 = (struct s5pc210_gpio_part2 *) S5PC210_GPIO_PART2_BASE; |
| 37 | |
| 38 | gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); |
| 39 | return 0; |
| 40 | } |
| 41 | |
| 42 | int dram_init(void) |
| 43 | { |
| 44 | gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) |
| 45 | + get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE) |
| 46 | + get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE) |
| 47 | + get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE); |
| 48 | |
| 49 | return 0; |
| 50 | } |
| 51 | |
| 52 | void dram_init_banksize(void) |
| 53 | { |
| 54 | gd->bd->bi_dram[0].start = PHYS_SDRAM_1; |
| 55 | gd->bd->bi_dram[0].size = get_ram_size((long *)PHYS_SDRAM_1, \ |
| 56 | PHYS_SDRAM_1_SIZE); |
| 57 | gd->bd->bi_dram[1].start = PHYS_SDRAM_2; |
| 58 | gd->bd->bi_dram[1].size = get_ram_size((long *)PHYS_SDRAM_2, \ |
| 59 | PHYS_SDRAM_2_SIZE); |
| 60 | gd->bd->bi_dram[2].start = PHYS_SDRAM_3; |
| 61 | gd->bd->bi_dram[2].size = get_ram_size((long *)PHYS_SDRAM_3, \ |
| 62 | PHYS_SDRAM_3_SIZE); |
| 63 | gd->bd->bi_dram[3].start = PHYS_SDRAM_4; |
| 64 | gd->bd->bi_dram[3].size = get_ram_size((long *)PHYS_SDRAM_4, \ |
| 65 | PHYS_SDRAM_4_SIZE); |
| 66 | } |
| 67 | |
| 68 | #ifdef CONFIG_DISPLAY_BOARDINFO |
| 69 | int checkboard(void) |
| 70 | { |
| 71 | printf("\nBoard: ORIGEN\n"); |
| 72 | return 0; |
| 73 | } |
| 74 | #endif |
| 75 | |
| 76 | #ifdef CONFIG_GENERIC_MMC |
| 77 | int board_mmc_init(bd_t *bis) |
| 78 | { |
| 79 | int i, err; |
| 80 | |
| 81 | /* |
| 82 | * MMC2 SD card GPIO: |
| 83 | * |
| 84 | * GPK2[0] SD_2_CLK(2) |
| 85 | * GPK2[1] SD_2_CMD(2) |
| 86 | * GPK2[2] SD_2_CDn |
| 87 | * GPK2[3:6] SD_2_DATA[0:3](2) |
| 88 | */ |
| 89 | for (i = 0; i < 7; i++) { |
| 90 | /* GPK2[0:6] special function 2 */ |
| 91 | s5p_gpio_cfg_pin(&gpio2->k2, i, GPIO_FUNC(0x2)); |
| 92 | |
| 93 | /* GPK2[0:6] drv 4x */ |
| 94 | s5p_gpio_set_drv(&gpio2->k2, i, GPIO_DRV_4X); |
| 95 | |
| 96 | /* GPK2[0:1] pull disable */ |
| 97 | if (i == 0 || i == 1) { |
| 98 | s5p_gpio_set_pull(&gpio2->k2, i, GPIO_PULL_NONE); |
| 99 | continue; |
| 100 | } |
| 101 | |
| 102 | /* GPK2[2:6] pull up */ |
| 103 | s5p_gpio_set_pull(&gpio2->k2, i, GPIO_PULL_UP); |
| 104 | } |
| 105 | |
| 106 | err = s5p_mmc_init(2, 4); |
| 107 | return err; |
| 108 | } |
| 109 | #endif |