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96e7b5a1 NA |
1 | /* |
2 | * Copyright (C) 2016 BayLibre, SAS | |
3 | * Author: Neil Armstrong <narmstrong@baylibre.com> | |
4 | * | |
5 | * SPDX-License-Identifier: GPL-2.0+ | |
6 | */ | |
7 | ||
8 | #include <common.h> | |
9 | #include <dm.h> | |
10 | #include <asm/io.h> | |
11 | #include <asm/arch/gxbb.h> | |
12 | #include <asm/arch/sm.h> | |
13 | #include <asm/arch/eth.h> | |
c7be3e5a | 14 | #include <asm/arch/mem.h> |
96e7b5a1 NA |
15 | |
16 | #define EFUSE_SN_OFFSET 20 | |
17 | #define EFUSE_SN_SIZE 16 | |
18 | #define EFUSE_MAC_OFFSET 52 | |
19 | #define EFUSE_MAC_SIZE 6 | |
20 | ||
21 | int board_init(void) | |
22 | { | |
23 | return 0; | |
24 | } | |
25 | ||
26 | int misc_init_r(void) | |
27 | { | |
28 | u8 mac_addr[EFUSE_MAC_SIZE]; | |
29 | char serial[EFUSE_SN_SIZE]; | |
30 | ssize_t len; | |
31 | ||
32 | meson_gx_eth_init(PHY_INTERFACE_MODE_RMII, | |
33 | MESON_GXL_USE_INTERNAL_RMII_PHY); | |
34 | ||
35 | /* Enable power and clock gate */ | |
36 | setbits_le32(GXBB_GCLK_MPEG_1, GXBB_GCLK_MPEG_1_ETH); | |
37 | clrbits_le32(GXBB_MEM_PD_REG_0, GXBB_MEM_PD_REG_0_ETH_MASK); | |
38 | ||
39 | if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { | |
40 | len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, | |
41 | mac_addr, EFUSE_MAC_SIZE); | |
42 | if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr)) | |
43 | eth_env_set_enetaddr("ethaddr", mac_addr); | |
44 | } | |
45 | ||
46 | if (!env_get("serial#")) { | |
47 | len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial, | |
48 | EFUSE_SN_SIZE); | |
49 | if (len == EFUSE_SN_SIZE) | |
50 | env_set("serial#", serial); | |
51 | } | |
52 | ||
53 | return 0; | |
54 | } | |
c7be3e5a NA |
55 | |
56 | int ft_board_setup(void *blob, bd_t *bd) | |
57 | { | |
58 | meson_gx_init_reserved_memory(blob); | |
59 | ||
60 | return 0; | |
61 | } |