blob: 8c41301674e3eafb67f69f161f80b610c29e7f20 [file] [log] [blame] [edit]
// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2016 Beniamino Galvani <b.galvani@gmail.com>
*/
#include <common.h>
#include <asm/arch/boot.h>
#include <linux/libfdt.h>
#include <linux/err.h>
#include <asm/arch/mem.h>
#include <asm/arch/sm.h>
#include <asm/armv8/mmu.h>
#include <asm/unaligned.h>
#include <efi_loader.h>
DECLARE_GLOBAL_DATA_PTR;
__weak int board_init(void)
{
return 0;
}
int dram_init(void)
{
const fdt64_t *val;
int offset;
int len;
offset = fdt_path_offset(gd->fdt_blob, "/memory");
if (offset < 0)
return -EINVAL;
val = fdt_getprop(gd->fdt_blob, offset, "reg", &len);
if (len < sizeof(*val) * 2)
return -EINVAL;
/* Use unaligned access since cache is still disabled */
gd->ram_size = get_unaligned_be64(&val[1]);
return 0;
}
__weak int meson_ft_board_setup(void *blob, bd_t *bd)
{
return 0;
}
int ft_board_setup(void *blob, bd_t *bd)
{
meson_init_reserved_memory(blob);
return meson_ft_board_setup(blob, bd);
}
void meson_board_add_reserved_memory(void *fdt, u64 start, u64 size)
{
int ret;
ret = fdt_add_mem_rsv(fdt, start, size);
if (ret)
printf("Could not reserve zone @ 0x%llx\n", start);
if (IS_ENABLED(CONFIG_EFI_LOADER)) {
efi_add_memory_map(start,
ALIGN(size, EFI_PAGE_SIZE) >> EFI_PAGE_SHIFT,
EFI_RESERVED_MEMORY_TYPE, false);
}
}
static void meson_set_boot_source(void)
{
const char *source;
switch (meson_get_boot_device()) {
case BOOT_DEVICE_EMMC:
source = "emmc";
break;
case BOOT_DEVICE_NAND:
source = "nand";
break;
case BOOT_DEVICE_SPI:
source = "spi";
break;
case BOOT_DEVICE_SD:
source = "sd";
break;
case BOOT_DEVICE_USB:
source = "usb";
break;
default:
source = "unknown";
}
env_set("boot_source", source);
}
__weak int meson_board_late_init(void)
{
return 0;
}
int board_late_init(void)
{
meson_set_boot_source();
return meson_board_late_init();
}
void reset_cpu(ulong addr)
{
psci_system_reset();
}