diff options
Diffstat (limited to 'board/samsung/smdkv310/smdkv310.c')
| -rw-r--r-- | board/samsung/smdkv310/smdkv310.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/board/samsung/smdkv310/smdkv310.c b/board/samsung/smdkv310/smdkv310.c new file mode 100644 index 0000000..acf9ee7 --- /dev/null +++ b/board/samsung/smdkv310/smdkv310.c @@ -0,0 +1,136 @@ +/* + * Copyright (C) 2011 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 <common.h> +#include <asm/io.h> +#include <netdev.h> +#include <asm/arch/cpu.h> +#include <asm/arch/gpio.h> +#include <asm/arch/mmc.h> +#include <asm/arch/sromc.h> + +DECLARE_GLOBAL_DATA_PTR; +struct s5pc210_gpio_part1 *gpio1; +struct s5pc210_gpio_part2 *gpio2; + +static void smc9115_pre_init(void) +{ + u32 smc_bw_conf, smc_bc_conf; + + /* gpio configuration GPK0CON */ + gpio_cfg_pin(&gpio2->y0, CONFIG_ENV_SROM_BANK, GPIO_FUNC(2)); + + /* Ethernet needs bus width of 16 bits */ + smc_bw_conf = SROMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK); + smc_bc_conf = SROMC_BC_TACS(0x0F) | SROMC_BC_TCOS(0x0F) + | SROMC_BC_TACC(0x0F) | SROMC_BC_TCOH(0x0F) + | SROMC_BC_TAH(0x0F) | SROMC_BC_TACP(0x0F) + | SROMC_BC_PMC(0x0F); + + /* Select and configure the SROMC bank */ + s5p_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf); +} + +int board_init(void) +{ + gpio1 = (struct s5pc210_gpio_part1 *) S5PC210_GPIO_PART1_BASE; + gpio2 = (struct s5pc210_gpio_part2 *) S5PC210_GPIO_PART2_BASE; + + smc9115_pre_init(); + + gd->bd->bi_arch_number = MACH_TYPE_SMDKV310; + 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); + + 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; + gd->bd->bi_dram[3].start = PHYS_SDRAM_4; + gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE; +} + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_SMC911X + rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); +#endif + return rc; +} + +#ifdef CONFIG_DISPLAY_BOARDINFO +int checkboard(void) +{ + printf("\nBoard: SMDKV310\n"); + return 0; +} +#endif + +#ifdef CONFIG_GENERIC_MMC +int board_mmc_init(bd_t *bis) +{ + int i, err; + + /* + * MMC2 SD card GPIO: + * + * GPK2[0] SD_2_CLK(2) + * GPK2[1] SD_2_CMD(2) + * GPK2[2] SD_2_CDn + * GPK2[3:6] SD_2_DATA[0:3](2) + */ + for (i = 0; i < 7; i++) { + /* GPK2[0:6] special function 2 */ + gpio_cfg_pin(&gpio2->k2, i, GPIO_FUNC(0x2)); + + /* GPK2[0:6] drv 4x */ + gpio_set_drv(&gpio2->k2, i, GPIO_DRV_4X); + + /* GPK2[0:1] pull disable */ + if (i == 0 || i == 1) { + gpio_set_pull(&gpio2->k2, i, GPIO_PULL_NONE); + continue; + } + + /* GPK2[2:6] pull up */ + gpio_set_pull(&gpio2->k2, i, GPIO_PULL_UP); + } + err = s5p_mmc_init(2, 4); + return err; +} +#endif |