1 /* 2 * Copyright (C) 2011 3 * Stefan Herbrechtsmeier <stefan@code.herbrechtsmeier.net> 4 * 5 * Based on Kirkwood support: 6 * (C) Copyright 2009 7 * Marvell Semiconductor <www.marvell.com> 8 * Written-by: Prafulla Wadaskar <prafulla@marvell.com> 9 * 10 * See file CREDITS for list of people who contributed to this 11 * project. 12 * 13 * This program is free software; you can redistribute it and/or 14 * modify it under the terms of the GNU General Public License as 15 * published by the Free Software Foundation; either version 2 of 16 * the License, or (at your option) any later version. 17 * 18 * This program is distributed in the hope that it will be useful, 19 * but WITHOUT ANY WARRANTY; without even the implied warranty of 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 21 * GNU General Public License for more details. 22 * 23 * You should have received a copy of the GNU General Public License 24 * along with this program; if not, write to the Free Software 25 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 26 * MA 02110-1301 USA 27 */ 28 29 #include <common.h> 30 #include <miiphy.h> 31 #include <netdev.h> 32 #include <asm/arch/cpu.h> 33 #include <asm/arch/kirkwood.h> 34 #include <asm/arch/mpp.h> 35 #include <asm/arch/gpio.h> 36 #include "dns325.h" 37 38 DECLARE_GLOBAL_DATA_PTR; 39 40 int board_early_init_f(void) 41 { 42 /* Gpio configuration */ 43 kw_config_gpio(DNS325_OE_VAL_LOW, DNS325_OE_VAL_HIGH, 44 DNS325_OE_LOW, DNS325_OE_HIGH); 45 46 /* Multi-Purpose Pins Functionality configuration */ 47 u32 kwmpp_config[] = { 48 MPP0_NF_IO2, 49 MPP1_NF_IO3, 50 MPP2_NF_IO4, 51 MPP3_NF_IO5, 52 MPP4_NF_IO6, 53 MPP5_NF_IO7, 54 MPP6_SYSRST_OUTn, 55 MPP7_GPO, 56 MPP8_TW_SDA, 57 MPP9_TW_SCK, 58 MPP10_UART0_TXD, 59 MPP11_UART0_RXD, 60 MPP12_SD_CLK, 61 MPP13_SD_CMD, 62 MPP14_SD_D0, 63 MPP15_SD_D1, 64 MPP16_SD_D2, 65 MPP17_SD_D3, 66 MPP18_NF_IO0, 67 MPP19_NF_IO1, 68 MPP20_SATA1_ACTn, /* sata1(left) status led */ 69 MPP21_SATA0_ACTn, /* sata0(right) status led */ 70 MPP22_GPIO, 71 MPP23_GPIO, 72 MPP24_GPIO, /* power off out */ 73 MPP25_GPIO, 74 MPP26_GPIO, /* power led */ 75 MPP27_GPIO, /* sata0(right) error led */ 76 MPP28_GPIO, /* sata1(left) error led */ 77 MPP29_GPIO, /* usb error led */ 78 MPP30_GPIO, 79 MPP31_GPIO, 80 MPP32_GPIO, 81 MPP33_GPIO, 82 MPP34_GPIO, /* power key */ 83 MPP35_GPIO, 84 MPP36_GPIO, 85 MPP37_GPIO, 86 MPP38_GPIO, 87 MPP39_GPIO, /* enable sata 0 */ 88 MPP40_GPIO, /* enable sata 1 */ 89 MPP41_GPIO, /* hdd0 present */ 90 MPP42_GPIO, /* hdd1 present */ 91 MPP43_GPIO, /* usb status led */ 92 MPP44_GPIO, /* fan status */ 93 MPP45_GPIO, /* fan high speed */ 94 MPP46_GPIO, /* fan low speed */ 95 MPP47_GPIO, /* usb umount */ 96 MPP48_GPIO, /* factory reset */ 97 MPP49_GPIO, /* thermal sensor */ 98 0 99 }; 100 kirkwood_mpp_conf(kwmpp_config); 101 102 kw_gpio_set_blink(DNS325_GPIO_LED_POWER , 1); 103 104 kw_gpio_set_value(DNS325_GPIO_SATA0_EN , 1); 105 return 0; 106 } 107 108 int board_init(void) 109 { 110 /* Boot parameters address */ 111 gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100; 112 113 return 0; 114 } 115 116 #ifdef CONFIG_RESET_PHY_R 117 /* Configure and initialize PHY */ 118 void reset_phy(void) 119 { 120 u16 reg; 121 u16 devadr; 122 char *name = "egiga0"; 123 124 if (miiphy_set_current_dev(name)) 125 return; 126 127 /* command to read PHY dev address */ 128 if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) { 129 printf("Err..(%s) could not read PHY dev address\n", __func__); 130 return; 131 } 132 133 /* 134 * Enable RGMII delay on Tx and Rx for CPU port 135 * Ref: sec 4.7.2 of chip datasheet 136 */ 137 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2); 138 miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®); 139 reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL); 140 miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg); 141 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0); 142 143 /* reset the phy */ 144 miiphy_reset(name, devadr); 145 146 debug("88E1116 Initialized on %s\n", name); 147 } 148 #endif /* CONFIG_RESET_PHY_R */ 149