46 lines
987 B
C
46 lines
987 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2016 Beniamino Galvani <b.galvani@gmail.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <env.h>
|
|
#include <init.h>
|
|
#include <net.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
|
|
|
|
int misc_init_r(void)
|
|
{
|
|
u8 mac_addr[EFUSE_MAC_SIZE];
|
|
char serial[EFUSE_SN_SIZE];
|
|
ssize_t len;
|
|
|
|
meson_eth_init(PHY_INTERFACE_MODE_RMII, 0);
|
|
|
|
if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
|
|
len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
|
|
mac_addr, EFUSE_MAC_SIZE);
|
|
if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
|
|
eth_env_set_enetaddr("ethaddr", mac_addr);
|
|
}
|
|
|
|
if (!env_get("serial#")) {
|
|
len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
|
|
EFUSE_SN_SIZE);
|
|
if (len == EFUSE_SN_SIZE)
|
|
env_set("serial#", serial);
|
|
}
|
|
|
|
return 0;
|
|
}
|