2 * Copyright (C) 2011 Simon Guinot <sguinot@lacie.com>
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
14 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
16 #define MV88E1116_LED_FCTRL_REG 10
17 #define MV88E1116_CPRSP_CR3_REG 21
18 #define MV88E1116_MAC_CTRL_REG 21
19 #define MV88E1116_PGADR_REG 22
20 #define MV88E1116_RGMII_TXTM_CTRL (1 << 4)
21 #define MV88E1116_RGMII_RXTM_CTRL (1 << 5)
23 void mv_phy_88e1116_init(const char *name)
28 if (miiphy_set_current_dev(name))
31 /* command to read PHY dev address */
32 if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
33 printf("Err..(%s) could not read PHY dev address\n", __func__);
38 * Enable RGMII delay on Tx and Rx for CPU port
39 * Ref: sec 4.7.2 of chip datasheet
41 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
42 miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®);
43 reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
44 miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
45 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
48 miiphy_reset(name, devadr);
50 printf("88E1116 Initialized on %s\n", name);
52 #endif /* CONFIG_CMD_NET && CONFIG_RESET_PHY_R */
54 #if defined(CONFIG_CMD_I2C) && defined(CONFIG_SYS_I2C_EEPROM_ADDR)
55 int lacie_read_mac_address(uchar *mac_addr)
60 /* I2C-0 for on-board EEPROM */
63 /* Check layout version for EEPROM data */
64 ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0,
65 CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
66 (uchar *) &version, 2);
68 printf("Error: failed to read I2C EEPROM @%02x\n",
69 CONFIG_SYS_I2C_EEPROM_ADDR);
72 version = be16_to_cpu(version);
73 if (version < 1 || version > 3) {
74 printf("Error: unknown version %d for EEPROM data\n",
79 /* Read Ethernet MAC address from EEPROM */
80 ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 2,
81 CONFIG_SYS_I2C_EEPROM_ADDR_LEN, mac_addr, 6);
83 printf("Error: failed to read I2C EEPROM @%02x\n",
84 CONFIG_SYS_I2C_EEPROM_ADDR);
87 #endif /* CONFIG_CMD_I2C && CONFIG_SYS_I2C_EEPROM_ADDR */