/* * Copyright (C) 2012 Samsung Electronics * * 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 #include #include #include #include #include #include DECLARE_GLOBAL_DATA_PTR; struct exynos5_gpio_part1 *gpio1; int board_init(void) { gpio1 = (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); return 0; } int dram_init(void) { gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) + get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE) + get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE) + get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE) + get_ram_size((long *)PHYS_SDRAM_5, PHYS_SDRAM_7_SIZE) + get_ram_size((long *)PHYS_SDRAM_6, PHYS_SDRAM_7_SIZE) + get_ram_size((long *)PHYS_SDRAM_7, PHYS_SDRAM_7_SIZE) + get_ram_size((long *)PHYS_SDRAM_8, PHYS_SDRAM_8_SIZE); return 0; } void dram_init_banksize(void) { gd->bd->bi_dram[0].start = PHYS_SDRAM_1; gd->bd->bi_dram[0].size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); gd->bd->bi_dram[1].start = PHYS_SDRAM_2; gd->bd->bi_dram[1].size = get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE); gd->bd->bi_dram[2].start = PHYS_SDRAM_3; gd->bd->bi_dram[2].size = get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE); gd->bd->bi_dram[3].start = PHYS_SDRAM_4; gd->bd->bi_dram[3].size = get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE); gd->bd->bi_dram[4].start = PHYS_SDRAM_5; gd->bd->bi_dram[4].size = get_ram_size((long *)PHYS_SDRAM_5, PHYS_SDRAM_5_SIZE); gd->bd->bi_dram[5].start = PHYS_SDRAM_6; gd->bd->bi_dram[5].size = get_ram_size((long *)PHYS_SDRAM_6, PHYS_SDRAM_6_SIZE); gd->bd->bi_dram[6].start = PHYS_SDRAM_7; gd->bd->bi_dram[6].size = get_ram_size((long *)PHYS_SDRAM_7, PHYS_SDRAM_7_SIZE); gd->bd->bi_dram[7].start = PHYS_SDRAM_8; gd->bd->bi_dram[7].size = get_ram_size((long *)PHYS_SDRAM_8, PHYS_SDRAM_8_SIZE); } #ifdef CONFIG_DISPLAY_BOARDINFO int checkboard(void) { printf("\nBoard: SMDK5250\n"); return 0; } #endif #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { int i, err; /* * MMC2 SD card GPIO: * * GPC2[0] SD_2_CLK(2) * GPC2[1] SD_2_CMD(2) * GPC2[2] SD_2_CDn * GPC2[3:6] SD_2_DATA[0:3](2) */ for (i = 0; i < 7; i++) { /* GPC2[0:6] special function 2 */ s5p_gpio_cfg_pin(&gpio1->c2, i, GPIO_FUNC(0x2)); /* GPK2[0:6] drv 4x */ s5p_gpio_set_drv(&gpio1->c2, i, GPIO_DRV_4X); /* GPK2[0:1] pull disable */ if (i == 0 || i == 1) { s5p_gpio_set_pull(&gpio1->c2, i, GPIO_PULL_NONE); continue; } /* GPK2[2:6] pull up */ s5p_gpio_set_pull(&gpio1->c2, i, GPIO_PULL_UP); } err = s5p_mmc_init(2, 4); return err; } #endif static void board_uart_init(void) { struct exynos5_gpio_part1 *gpio1 = (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); int i; /* UART1 GPIOs (part1) : GPA0CON[7:4] 0x2222 */ for (i = 4; i < 8; i++) { s5p_gpio_set_pull(&gpio1->a0, i, GPIO_PULL_NONE); s5p_gpio_cfg_pin(&gpio1->a0, i, GPIO_FUNC(0x2)); } } #ifdef CONFIG_BOARD_EARLY_INIT_F int board_early_init_f(void) { board_uart_init(); return 0; } #endif