2 * Copyright (C) 2016 BayLibre, SAS
3 * Author: Neil Armstrong <narmstrong@baylibre.com>
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <environment.h>
12 #include <asm/arch/gxbb.h>
13 #include <asm/arch/sm.h>
14 #include <asm/arch/eth.h>
15 #include <asm/arch/mem.h>
17 #define EFUSE_SN_OFFSET 20
18 #define EFUSE_SN_SIZE 16
19 #define EFUSE_MAC_OFFSET 52
20 #define EFUSE_MAC_SIZE 6
29 u8 mac_addr[EFUSE_MAC_SIZE];
30 char serial[EFUSE_SN_SIZE];
33 meson_gx_eth_init(PHY_INTERFACE_MODE_RMII,
34 MESON_GXL_USE_INTERNAL_RMII_PHY);
36 /* Enable power and clock gate */
37 setbits_le32(GXBB_GCLK_MPEG_1, GXBB_GCLK_MPEG_1_ETH);
38 clrbits_le32(GXBB_MEM_PD_REG_0, GXBB_MEM_PD_REG_0_ETH_MASK);
40 if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
41 len = meson_sm_read_efuse(EFUSE_MAC_OFFSET,
42 mac_addr, EFUSE_MAC_SIZE);
43 if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
44 eth_env_set_enetaddr("ethaddr", mac_addr);
47 if (!env_get("serial#")) {
48 len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
50 if (len == EFUSE_SN_SIZE)
51 env_set("serial#", serial);
57 int ft_board_setup(void *blob, bd_t *bd)
59 meson_gx_init_reserved_memory(blob);