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Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Beniamino Galvanibfcef282016-05-08 08:30:16 +02002/*
3 * (C) Copyright 2016 Beniamino Galvani <b.galvani@gmail.com>
Beniamino Galvanibfcef282016-05-08 08:30:16 +02004 */
5
6#include <common.h>
Simon Glass9d922452017-05-17 17:18:03 -06007#include <dm.h>
Simon Glass9fb625c2019-08-01 09:46:51 -06008#include <env.h>
Simon Glass90526e92020-05-10 11:39:56 -06009#include <net.h>
Beniamino Galvanibfcef282016-05-08 08:30:16 +020010#include <asm/io.h>
Neil Armstrongf0f37622018-04-11 17:13:45 +020011#include <asm/arch/gx.h>
Beniamino Galvanic7757d42016-05-08 08:30:17 +020012#include <asm/arch/sm.h>
Neil Armstrong9a417462017-11-27 10:16:17 +010013#include <asm/arch/eth.h>
Neil Armstrongc7be3e52017-11-27 10:35:46 +010014#include <asm/arch/mem.h>
Beniamino Galvanibfcef282016-05-08 08:30:16 +020015
Beniamino Galvanic7757d42016-05-08 08:30:17 +020016#define EFUSE_SN_OFFSET 20
17#define EFUSE_SN_SIZE 16
18#define EFUSE_MAC_OFFSET 52
19#define EFUSE_MAC_SIZE 6
20
Beniamino Galvanibfcef282016-05-08 08:30:16 +020021int misc_init_r(void)
22{
Beniamino Galvanic7757d42016-05-08 08:30:17 +020023 u8 mac_addr[EFUSE_MAC_SIZE];
Martin Böhcb86d372017-06-23 13:40:00 +000024 char serial[EFUSE_SN_SIZE];
Beniamino Galvanic7757d42016-05-08 08:30:17 +020025 ssize_t len;
26
Jerome Brunet33e33782018-10-05 17:00:37 +020027 meson_eth_init(PHY_INTERFACE_MODE_RGMII, 0);
Beniamino Galvanibfcef282016-05-08 08:30:16 +020028
Simon Glass35affd72017-08-03 12:22:14 -060029 if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
Beniamino Galvanic7757d42016-05-08 08:30:17 +020030 len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
31 mac_addr, EFUSE_MAC_SIZE);
32 if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
Simon Glassfd1e9592017-08-03 12:22:11 -060033 eth_env_set_enetaddr("ethaddr", mac_addr);
Beniamino Galvanic7757d42016-05-08 08:30:17 +020034 }
35
Simon Glass00caae62017-08-03 12:22:12 -060036 if (!env_get("serial#")) {
Martin Böhcb86d372017-06-23 13:40:00 +000037 len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
38 EFUSE_SN_SIZE);
Jerome Brunet33e33782018-10-05 17:00:37 +020039 if (len == EFUSE_SN_SIZE)
Simon Glass382bee52017-08-03 12:22:09 -060040 env_set("serial#", serial);
Martin Böhcb86d372017-06-23 13:40:00 +000041 }
42
Beniamino Galvanibfcef282016-05-08 08:30:16 +020043 return 0;
44}