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> 26 #include <asm/arch/gpio.h> 27 #include <asm/arch/mmc.h> 28 #include <pmic.h> 29 30 DECLARE_GLOBAL_DATA_PTR; 31 32 static struct s5pc110_gpio *s5pc110_gpio; 33 34 int board_init(void) 35 { 36 /* Set Initial global variables */ 37 s5pc110_gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE; 38 39 gd->bd->bi_arch_number = MACH_TYPE_GONI; 40 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; 41 42 #if defined(CONFIG_PMIC) 43 pmic_init(); 44 #endif 45 return 0; 46 } 47 48 int dram_init(void) 49 { 50 gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE + 51 PHYS_SDRAM_3_SIZE; 52 53 return 0; 54 } 55 56 void dram_init_banksize(void) 57 { 58 gd->bd->bi_dram[0].start = PHYS_SDRAM_1; 59 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; 60 gd->bd->bi_dram[1].start = PHYS_SDRAM_2; 61 gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; 62 gd->bd->bi_dram[2].start = PHYS_SDRAM_3; 63 gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE; 64 } 65 66 #ifdef CONFIG_DISPLAY_BOARDINFO 67 int checkboard(void) 68 { 69 puts("Board:\tGoni\n"); 70 return 0; 71 } 72 #endif 73 74 #ifdef CONFIG_GENERIC_MMC 75 int board_mmc_init(bd_t *bis) 76 { 77 int i; 78 79 /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */ 80 s5p_gpio_direction_output(&s5pc110_gpio->j2, 7, 1); 81 82 /* 83 * MMC0 GPIO 84 * GPG0[0] SD_0_CLK 85 * GPG0[1] SD_0_CMD 86 * GPG0[2] SD_0_CDn -> Not used 87 * GPG0[3:6] SD_0_DATA[0:3] 88 */ 89 for (i = 0; i < 7; i++) { 90 if (i == 2) 91 continue; 92 /* GPG0[0:6] special function 2 */ 93 s5p_gpio_cfg_pin(&s5pc110_gpio->g0, i, 0x2); 94 /* GPG0[0:6] pull disable */ 95 s5p_gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE); 96 /* GPG0[0:6] drv 4x */ 97 s5p_gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X); 98 } 99 100 return s5p_mmc_init(0, 4); 101 } 102 #endif 103