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.
106 lines
2.0 KiB
106 lines
2.0 KiB
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2017 Andes Technology Corporation
|
|
* Rick Chen, Andes Technology Corporation <rick@andestech.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
|
|
#include <netdev.h>
|
|
#endif
|
|
#include <linux/io.h>
|
|
#include <faraday/ftsmc020.h>
|
|
#include <fdtdec.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
/*
|
|
* Miscellaneous platform dependent initializations
|
|
*/
|
|
|
|
int board_init(void)
|
|
{
|
|
gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
unsigned long sdram_base = PHYS_SDRAM_0;
|
|
unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
|
|
unsigned long actual_size;
|
|
|
|
actual_size = get_ram_size((void *)sdram_base, expected_size);
|
|
gd->ram_size = actual_size;
|
|
|
|
if (expected_size != actual_size) {
|
|
printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
|
|
actual_size >> 20, expected_size >> 20);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dram_init_banksize(void)
|
|
{
|
|
gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
|
|
gd->bd->bi_dram[0].size = PHYS_SDRAM_0_SIZE;
|
|
gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
|
|
gd->bd->bi_dram[1].size = PHYS_SDRAM_1_SIZE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
|
|
int board_eth_init(bd_t *bd)
|
|
{
|
|
return ftmac100_initialize(bd);
|
|
}
|
|
#endif
|
|
|
|
ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void *board_fdt_blob_setup(void)
|
|
{
|
|
void **ptr = (void *)CONFIG_SYS_SDRAM_BASE;
|
|
if (fdt_magic(*ptr) == FDT_MAGIC)
|
|
return (void *)*ptr;
|
|
|
|
return (void *)CONFIG_SYS_FDT_BASE;
|
|
}
|
|
|
|
int smc_init(void)
|
|
{
|
|
int node = -1;
|
|
const char *compat = "andestech,atfsmc020";
|
|
void *blob = (void *)gd->fdt_blob;
|
|
fdt_addr_t addr;
|
|
struct ftsmc020_bank *regs;
|
|
|
|
node = fdt_node_offset_by_compatible(blob, -1, compat);
|
|
if (node < 0)
|
|
return -FDT_ERR_NOTFOUND;
|
|
|
|
addr = fdtdec_get_addr(blob, node, "reg");
|
|
|
|
if (addr == FDT_ADDR_T_NONE)
|
|
return -EINVAL;
|
|
|
|
regs = (struct ftsmc020_bank *)addr;
|
|
regs->cr &= ~FTSMC020_BANK_WPROT;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_BOARD_EARLY_INIT_F
|
|
int board_early_init_f(void)
|
|
{
|
|
smc_init();
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|