1/* SPDX-License-Identifier: GPL-2.0+ 2 * 3 * Copyright 2022 DENX Software Engineering GmbH, Philip Oberfichtner <pro@denx.de> 4 */ 5 6/* 7 * dh_mac_is_in_env - Check if MAC address is already set 8 * 9 * @env: name of environment variable 10 * Return: true if MAC is set, false otherwise 11 */ 12bool dh_mac_is_in_env(const char *env); 13 14/* 15 * dh_get_mac_is_enabled - Test if ethernet MAC is enabled in DT 16 * 17 * @alias: alias for ethernet MAC device tree node 18 * Return: 0 if OK, other value on error 19 */ 20int dh_get_mac_is_enabled(const char *alias); 21 22/* 23 * dh_get_mac_from_eeprom - Get MAC address from eeprom and write it to enetaddr 24 * 25 * @enetaddr: buffer where address is to be stored 26 * @alias: alias for EEPROM device tree node 27 * Return: 0 if OK, other value on error 28 */ 29int dh_get_mac_from_eeprom(unsigned char *enetaddr, const char *alias); 30 31/* 32 * dh_setup_mac_address - Try to get MAC address from various locations and write it to env 33 * 34 * Return: 0 if OK, other value on error 35 */ 36int dh_setup_mac_address(void); 37