upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
131 lines
2.4 KiB
131 lines
2.4 KiB
/*
|
|
* Copyright (C) 2013 Samsung Electronics
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <usb.h>
|
|
#include <asm/gpio.h>
|
|
#include <asm/arch/pinmux.h>
|
|
#include <asm/arch/dwmmc.h>
|
|
#include <asm/arch/power.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#ifdef CONFIG_USB_EHCI_EXYNOS
|
|
int board_usb_init(int index, enum usb_init_type init)
|
|
{
|
|
/* Configure gpios for usb 3503 hub:
|
|
* disconnect, toggle reset and connect
|
|
*/
|
|
gpio_request(EXYNOS5_GPIO_D17, "usb_connect");
|
|
gpio_request(EXYNOS5_GPIO_X35, "usb_reset");
|
|
gpio_direction_output(EXYNOS5_GPIO_D17, 0);
|
|
gpio_direction_output(EXYNOS5_GPIO_X35, 0);
|
|
|
|
gpio_direction_output(EXYNOS5_GPIO_X35, 1);
|
|
gpio_direction_output(EXYNOS5_GPIO_D17, 1);
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
int board_init(void)
|
|
{
|
|
gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL);
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
int i;
|
|
u32 addr;
|
|
|
|
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
|
|
addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
|
|
gd->ram_size += get_ram_size((long *)addr, SDRAM_BANK_SIZE);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int power_init_board(void)
|
|
{
|
|
set_ps_hold_ctrl();
|
|
return 0;
|
|
}
|
|
|
|
void dram_init_banksize(void)
|
|
{
|
|
int i;
|
|
u32 addr, size;
|
|
|
|
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
|
|
addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
|
|
size = get_ram_size((long *)addr, SDRAM_BANK_SIZE);
|
|
|
|
gd->bd->bi_dram[i].start = addr;
|
|
gd->bd->bi_dram[i].size = size;
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_GENERIC_MMC
|
|
int board_mmc_init(bd_t *bis)
|
|
{
|
|
int ret;
|
|
/* dwmmc initializattion for available channels */
|
|
ret = exynos_dwmmc_init(gd->fdt_blob);
|
|
if (ret)
|
|
debug("dwmmc init failed\n");
|
|
|
|
return ret;
|
|
}
|
|
#endif
|
|
|
|
static int board_uart_init(void)
|
|
{
|
|
int err = 0, uart_id;
|
|
|
|
for (uart_id = PERIPH_ID_UART0; uart_id <= PERIPH_ID_UART3; uart_id++) {
|
|
err = exynos_pinmux_config(uart_id, PINMUX_FLAG_NONE);
|
|
if (err) {
|
|
debug("UART%d not configured\n",
|
|
(uart_id - PERIPH_ID_UART0));
|
|
return err;
|
|
}
|
|
}
|
|
return err;
|
|
}
|
|
|
|
#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
|
|
|
|
#ifdef CONFIG_DISPLAY_BOARDINFO
|
|
int checkboard(void)
|
|
{
|
|
printf("\nBoard: Arndale\n");
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_S5P_PA_SYSRAM
|
|
void smp_set_core_boot_addr(unsigned long addr, int corenr)
|
|
{
|
|
writel(addr, CONFIG_S5P_PA_SYSRAM);
|
|
|
|
/* make sure this write is really executed */
|
|
__asm__ volatile ("dsb\n");
|
|
}
|
|
#endif
|
|
|