u-boot/board/AndesTech/ax25-ae350/ax25-ae350.c
Rick Chen b3b44c674a riscv: ae350: Check firmware_fdt_addr header
Check firmware_fdt_addr header to see if it
is a valid fdt blob.

Signed-off-by: Rick Chen <rick@andestech.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
2022-10-20 15:26:31 +08:00

141 lines
2.5 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Andes Technology Corporation
* Rick Chen, Andes Technology Corporation <rick@andestech.com>
*/
#include <common.h>
#include <flash.h>
#include <image.h>
#include <init.h>
#include <net.h>
#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
#include <netdev.h>
#endif
#include <asm/global_data.h>
#include <linux/io.h>
#include <faraday/ftsmc020.h>
#include <fdtdec.h>
#include <dm.h>
#include <spl.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)
{
return fdtdec_setup_mem_size_base();
}
int dram_init_banksize(void)
{
return fdtdec_setup_memory_banksize();
}
#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
int board_eth_init(struct bd_info *bd)
{
return ftmac100_initialize(bd);
}
#endif
ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
{
return 0;
}
#define ANDES_HW_DTB_ADDRESS 0xF2000000
void *board_fdt_blob_setup(int *err)
{
*err = 0;
if (IS_ENABLED(CONFIG_OF_SEPARATE) || IS_ENABLED(CONFIG_OF_BOARD)) {
if (fdt_magic((uintptr_t)gd->arch.firmware_fdt_addr) == FDT_MAGIC)
return (void *)(ulong)gd->arch.firmware_fdt_addr;
}
if (fdt_magic(CONFIG_SYS_FDT_BASE) == FDT_MAGIC)
return (void *)CONFIG_SYS_FDT_BASE;
return (void *)ANDES_HW_DTB_ADDRESS;
*err = -EINVAL;
return NULL;
}
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_size_auto_noparent(blob, node,
"reg", 0, NULL, false);
if (addr == FDT_ADDR_T_NONE)
return -EINVAL;
regs = (struct ftsmc020_bank *)(uintptr_t)addr;
regs->cr &= ~FTSMC020_BANK_WPROT;
return 0;
}
static void v5l2_init(void)
{
struct udevice *dev;
uclass_get_device(UCLASS_CACHE, 0, &dev);
}
#ifdef CONFIG_BOARD_EARLY_INIT_F
int board_early_init_f(void)
{
smc_init();
v5l2_init();
return 0;
}
#endif
#ifdef CONFIG_SPL
void board_boot_order(u32 *spl_boot_list)
{
u8 i;
u32 boot_devices[] = {
#ifdef CONFIG_SPL_RAM_SUPPORT
BOOT_DEVICE_RAM,
#endif
#ifdef CONFIG_SPL_MMC
BOOT_DEVICE_MMC1,
#endif
};
for (i = 0; i < ARRAY_SIZE(boot_devices); i++)
spl_boot_list[i] = boot_devices[i];
}
#endif
#ifdef CONFIG_SPL_LOAD_FIT
int board_fit_config_name_match(const char *name)
{
/* boot using first FIT config */
return 0;
}
#endif