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/*
* Copyright (C) 2011 Samsung Electronics
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <netdev.h>
#include <asm/arch/cpu.h>
#include <asm/arch/mmc.h>
#include <asm/arch/periph.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/sromc.h>
DECLARE_GLOBAL_DATA_PTR;
static void smc9115_pre_init(void)
{
u32 smc_bw_conf, smc_bc_conf;
/* gpio configuration GPK0CON */
gpio_cfg_pin(EXYNOS4_GPIO_Y00 + CONFIG_ENV_SROM_BANK, S5P_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)
{
smc9115_pre_init();
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 = 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);
}
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 = EXYNOS4_GPIO_K20; i < EXYNOS4_GPIO_K27; i++) {
/* GPK2[0:6] special function 2 */
gpio_cfg_pin(i, S5P_GPIO_FUNC(0x2));
/* GPK2[0:6] drv 4x */
gpio_set_drv(i, S5P_GPIO_DRV_4X);
/* GPK2[0:1] pull disable */
if (i == EXYNOS4_GPIO_K20 || i == EXYNOS4_GPIO_K21) {
gpio_set_pull(i, S5P_GPIO_PULL_NONE);
continue;
}
/* GPK2[2:6] pull up */
gpio_set_pull(i, S5P_GPIO_PULL_UP);
}
err = s5p_mmc_init(2, 4);
return err;
}
#endif
static int board_uart_init(void)
{
int err;
err = exynos_pinmux_config(PERIPH_ID_UART0, PINMUX_FLAG_NONE);
if (err) {
debug("UART0 not configured\n");
return err;
}
err = exynos_pinmux_config(PERIPH_ID_UART1, PINMUX_FLAG_NONE);
if (err) {
debug("UART1 not configured\n");
return err;
}
err = exynos_pinmux_config(PERIPH_ID_UART2, PINMUX_FLAG_NONE);
if (err) {
debug("UART2 not configured\n");
return err;
}
err = exynos_pinmux_config(PERIPH_ID_UART3, PINMUX_FLAG_NONE);
if (err) {
debug("UART3 not configured\n");
return err;
}
return 0;
}
#ifdef CONFIG_BOARD_EARLY_INIT_F
int board_early_init_f(void)
{
int err;
err = board_uart_init();
if (err) {
debug("UART init failed\n");
return err;
}
return err;
}
#endif
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