2018-05-07 06:58:06 +09:00
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// SPDX-License-Identifier: GPL-2.0+
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2016-05-08 15:30:16 +09:00
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/*
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* (C) Copyright 2016 Beniamino Galvani <b.galvani@gmail.com>
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*/
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#include <common.h>
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2017-05-18 08:18:03 +09:00
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#include <dm.h>
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2019-08-02 00:46:51 +09:00
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#include <env.h>
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2020-05-11 02:40:02 +09:00
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#include <init.h>
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2020-05-11 02:39:56 +09:00
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#include <net.h>
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2016-05-08 15:30:16 +09:00
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#include <asm/io.h>
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2018-04-12 00:13:45 +09:00
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#include <asm/arch/gx.h>
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2016-05-08 15:30:17 +09:00
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#include <asm/arch/sm.h>
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2017-11-27 18:16:17 +09:00
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#include <asm/arch/eth.h>
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2017-11-27 18:35:46 +09:00
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#include <asm/arch/mem.h>
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2016-05-08 15:30:16 +09:00
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2016-05-08 15:30:17 +09:00
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#define EFUSE_SN_OFFSET 20
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#define EFUSE_SN_SIZE 16
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#define EFUSE_MAC_OFFSET 52
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#define EFUSE_MAC_SIZE 6
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2016-05-08 15:30:16 +09:00
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int misc_init_r(void)
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{
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2016-05-08 15:30:17 +09:00
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u8 mac_addr[EFUSE_MAC_SIZE];
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2017-06-23 22:40:00 +09:00
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char serial[EFUSE_SN_SIZE];
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2016-05-08 15:30:17 +09:00
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ssize_t len;
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2017-08-04 03:22:14 +09:00
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if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
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2016-05-08 15:30:17 +09:00
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len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
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mac_addr, EFUSE_MAC_SIZE);
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if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
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2017-08-04 03:22:11 +09:00
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eth_env_set_enetaddr("ethaddr", mac_addr);
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2016-05-08 15:30:17 +09:00
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}
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2017-08-04 03:22:12 +09:00
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if (!env_get("serial#")) {
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2017-06-23 22:40:00 +09:00
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len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
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EFUSE_SN_SIZE);
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2018-10-06 00:00:37 +09:00
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if (len == EFUSE_SN_SIZE)
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2017-08-04 03:22:09 +09:00
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env_set("serial#", serial);
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2017-06-23 22:40:00 +09:00
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}
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2016-05-08 15:30:16 +09:00
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return 0;
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}
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