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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2016 BayLibre, SAS
* Author: Neil Armstrong <narmstrong@baylibre.com>
*/
#include <dm.h>
#include <env.h>
#include <init.h>
#include <net.h>
#include <efi_loader.h>
#include <asm/io.h>
#include <asm/arch/gx.h>
#include <asm/arch/sm.h>
#include <asm/arch/eth.h>
#include <asm/arch/mem.h>
#define EFUSE_SN_OFFSET 20
#define EFUSE_SN_SIZE 16
#define EFUSE_MAC_OFFSET 52
#define EFUSE_MAC_SIZE 6
struct efi_fw_image fw_images[] = {
{
.fw_name = u"AML_S805X_AC_BOOT",
.image_index = 1,
},
};
struct efi_capsule_update_info update_info = {
.dfu_string = "sf 0:0=u-boot-bin raw 0 0x10000",
.num_images = ARRAY_SIZE(fw_images),
.images = fw_images,
};
#if IS_ENABLED(CONFIG_SET_DFU_ALT_INFO)
void set_dfu_alt_info(char *interface, char *devstr)
{
if (interface && strcmp(interface, "ram") == 0)
env_set("dfu_alt_info", "fitimage ram 0x08080000 0x4000000");
else if (IS_ENABLED(CONFIG_EFI_HAVE_CAPSULE_SUPPORT))
env_set("dfu_alt_info", update_info.dfu_string);
}
#endif
int misc_init_r(void)
{
u8 mac_addr[EFUSE_MAC_SIZE + 1];
char serial[EFUSE_SN_SIZE + 1];
ssize_t len;
if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
mac_addr, EFUSE_MAC_SIZE);
mac_addr[len] = '\0';
if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
eth_env_set_enetaddr("ethaddr", mac_addr);
else
meson_generate_serial_ethaddr();
}
if (!env_get("serial#")) {
len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
EFUSE_SN_SIZE);
serial[len] = '\0';
if (len == EFUSE_SN_SIZE)
env_set("serial#", serial);
}
return 0;
}
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