1*302987b6SNeil Armstrong // SPDX-License-Identifier: GPL-2.0+ 2*302987b6SNeil Armstrong /* 3*302987b6SNeil Armstrong * Copyright (C) 2016 BayLibre, SAS 4*302987b6SNeil Armstrong * Author: Neil Armstrong <narmstrong@baylibre.com> 5*302987b6SNeil Armstrong */ 6*302987b6SNeil Armstrong 7*302987b6SNeil Armstrong #include <common.h> 8*302987b6SNeil Armstrong #include <dm.h> 9*302987b6SNeil Armstrong #include <environment.h> 10*302987b6SNeil Armstrong #include <asm/io.h> 11*302987b6SNeil Armstrong #include <asm/arch/gx.h> 12*302987b6SNeil Armstrong #include <asm/arch/mem.h> 13*302987b6SNeil Armstrong #include <asm/arch/sm.h> 14*302987b6SNeil Armstrong #include <asm/arch/eth.h> 15*302987b6SNeil Armstrong 16*302987b6SNeil Armstrong #define EFUSE_SN_OFFSET 20 17*302987b6SNeil Armstrong #define EFUSE_SN_SIZE 16 18*302987b6SNeil Armstrong #define EFUSE_MAC_OFFSET 52 19*302987b6SNeil Armstrong #define EFUSE_MAC_SIZE 6 20*302987b6SNeil Armstrong 21*302987b6SNeil Armstrong int board_init(void) 22*302987b6SNeil Armstrong { 23*302987b6SNeil Armstrong return 0; 24*302987b6SNeil Armstrong } 25*302987b6SNeil Armstrong 26*302987b6SNeil Armstrong int misc_init_r(void) 27*302987b6SNeil Armstrong { 28*302987b6SNeil Armstrong u8 mac_addr[EFUSE_MAC_SIZE]; 29*302987b6SNeil Armstrong char serial[EFUSE_SN_SIZE]; 30*302987b6SNeil Armstrong ssize_t len; 31*302987b6SNeil Armstrong 32*302987b6SNeil Armstrong meson_gx_eth_init(PHY_INTERFACE_MODE_RGMII, 0); 33*302987b6SNeil Armstrong 34*302987b6SNeil Armstrong /* Reset PHY on GPIOZ_14 */ 35*302987b6SNeil Armstrong clrbits_le32(GX_GPIO_EN(3), BIT(14)); 36*302987b6SNeil Armstrong clrbits_le32(GX_GPIO_OUT(3), BIT(14)); 37*302987b6SNeil Armstrong mdelay(10); 38*302987b6SNeil Armstrong setbits_le32(GX_GPIO_OUT(3), BIT(14)); 39*302987b6SNeil Armstrong 40*302987b6SNeil Armstrong if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { 41*302987b6SNeil Armstrong len = meson_sm_read_efuse(EFUSE_MAC_OFFSET, 42*302987b6SNeil Armstrong mac_addr, EFUSE_MAC_SIZE); 43*302987b6SNeil Armstrong if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr)) 44*302987b6SNeil Armstrong eth_env_set_enetaddr("ethaddr", mac_addr); 45*302987b6SNeil Armstrong } 46*302987b6SNeil Armstrong 47*302987b6SNeil Armstrong if (!env_get("serial#")) { 48*302987b6SNeil Armstrong len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial, 49*302987b6SNeil Armstrong EFUSE_SN_SIZE); 50*302987b6SNeil Armstrong if (len == EFUSE_SN_SIZE) 51*302987b6SNeil Armstrong env_set("serial#", serial); 52*302987b6SNeil Armstrong } 53*302987b6SNeil Armstrong 54*302987b6SNeil Armstrong return 0; 55*302987b6SNeil Armstrong } 56*302987b6SNeil Armstrong 57*302987b6SNeil Armstrong int ft_board_setup(void *blob, bd_t *bd) 58*302987b6SNeil Armstrong { 59*302987b6SNeil Armstrong meson_gx_init_reserved_memory(blob); 60*302987b6SNeil Armstrong 61*302987b6SNeil Armstrong return 0; 62*302987b6SNeil Armstrong } 63