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wdenkc6097192002-11-03 00:24:07 +00001/*
2 * (C) Copyright 2002 Wolfgang Grandegger <wg@denx.de>
3 *
4 * See file CREDITS for list of people who contributed to this
5 * project.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22
23#include <common.h>
24#include <mpc824x.h>
25#include <pci.h>
26
27#include "pn62.h"
28
29
30static int get_serial_number (char *string, int size);
31static int get_mac_address (int id, u8 * mac, char *string, int size);
32
33#ifdef CONFIG_SHOW_BOOT_PROGRESS
34void show_boot_progress (int phase)
35{
36 /*
37 * Show phases of the bootm command on the front panel
38 * LEDs and the scratchpad register #3 as well. We use
39 * blinking LEDs for logical "1".
40 */
41 if (phase > 0) {
42 set_led (8, (phase & 0x1) ? LED_SLOW_CLOCK : LED_0);
43 set_led (9, (phase & 0x2) ? LED_SLOW_CLOCK : LED_0);
44 set_led (10, (phase & 0x4) ? LED_SLOW_CLOCK : LED_0);
45 set_led (11, (phase & 0x8) ? LED_SLOW_CLOCK : LED_0);
46 }
47 i2155x_write_scrapad (BOOT_STATUS, phase);
48 if (phase < 0)
49 i2155x_write_scrapad (BOOT_DONE, BOOT_DONE_ERROR);
50}
51#endif
52
53void show_startup_phase (int phase)
54{
55 /*
56 * Show the phase of U-Boot startup on the front panel
57 * LEDs and the scratchpad register #3 as well.
58 */
59 if (phase > 0) {
60 set_led (8, (phase & 0x1) ? LED_1 : LED_0);
61 set_led (9, (phase & 0x2) ? LED_1 : LED_0);
62 set_led (10, (phase & 0x4) ? LED_1 : LED_0);
63 set_led (11, (phase & 0x8) ? LED_1 : LED_0);
64 }
65 i2155x_write_scrapad (BOOT_STATUS, phase);
66 if (phase < 0)
67 i2155x_write_scrapad (BOOT_DONE, BOOT_DONE_ERROR);
68}
69
70int checkboard (void)
71{
72 show_startup_phase (1);
73 puts ("Board: PN62\n");
74 return 0;
75}
76
77long int initdram (int board_type)
78{
wdenkc83bf6a2004-01-06 22:38:14 +000079 long size;
80 long new_bank0_end;
81 long mear1;
82 long emear1;
wdenkc6097192002-11-03 00:24:07 +000083
84 show_startup_phase (2);
85
wdenkc83bf6a2004-01-06 22:38:14 +000086 size = get_ram_size(CFG_SDRAM_BASE, CFG_MAX_RAM_SIZE);
wdenkc6097192002-11-03 00:24:07 +000087
wdenkc83bf6a2004-01-06 22:38:14 +000088 new_bank0_end = size - 1;
89 mear1 = mpc824x_mpc107_getreg (MEAR1);
90 emear1 = mpc824x_mpc107_getreg (EMEAR1);
91 mear1 = (mear1 & 0xFFFFFF00) |
92 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT);
93 emear1 = (emear1 & 0xFFFFFF00) |
94 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT);
95 mpc824x_mpc107_setreg (MEAR1, mear1);
96 mpc824x_mpc107_setreg (EMEAR1, emear1);
wdenkc6097192002-11-03 00:24:07 +000097
wdenkc83bf6a2004-01-06 22:38:14 +000098 return (size);
wdenkc6097192002-11-03 00:24:07 +000099}
100
101/*
102 * Initialize PCI Devices. We rely on auto-configuration.
103 */
104#ifndef CONFIG_PCI_PNP
105#error "CONFIG_PCI_PNP is not defined, please correct!"
106#endif
107
108struct pci_controller hose = {
109};
110
stroesead10dd92003-02-14 11:21:23 +0000111void pci_init_board (void)
wdenkc6097192002-11-03 00:24:07 +0000112{
113 show_startup_phase (4);
114 pci_mpc824x_init (&hose);
115
116 show_startup_phase (5);
117 i2155x_init ();
118 show_startup_phase (6);
119 am79c95x_init ();
120 show_startup_phase (7);
121}
122
123int misc_init_r (void)
124{
125 DECLARE_GLOBAL_DATA_PTR;
126
127 char str[20];
128 u8 mac[6];
129
130 show_startup_phase (8);
131 /*
132 * Get serial number and ethernet addresses if not already defined
133 * and update the board info structure and the environment.
134 */
135 if (getenv ("serial#") == NULL &&
136 get_serial_number (str, strlen (str)) > 0) {
137 setenv ("serial#", str);
138 }
139 show_startup_phase (9);
140
141 if (getenv ("ethaddr") == NULL &&
142 get_mac_address (0, mac, str, sizeof (str)) > 0) {
143 setenv ("ethaddr", str);
144 memcpy (gd->bd->bi_enetaddr, mac, 6);
145 }
146 show_startup_phase (10);
147
wdenke2ffd592004-12-31 09:32:47 +0000148#ifdef CONFIG_HAS_ETH1
wdenkc6097192002-11-03 00:24:07 +0000149 if (getenv ("eth1addr") == NULL &&
150 get_mac_address (1, mac, str, sizeof (str)) > 0) {
151 setenv ("eth1addr", str);
152 memcpy (gd->bd->bi_enet1addr, mac, 6);
153 }
wdenke2ffd592004-12-31 09:32:47 +0000154#endif /* CONFIG_HAS_ETH1 */
wdenkc6097192002-11-03 00:24:07 +0000155 show_startup_phase (11);
156
157 /* Tell everybody that U-Boot is up and runnig */
158 i2155x_write_scrapad (0, 0x12345678);
159 return (0);
160}
161
162static int get_serial_number (char *string, int size)
163{
164 int i;
165 char c;
166
167 if (size < I2155X_VPD_SN_SIZE)
168 size = I2155X_VPD_SN_SIZE;
169 for (i = 0; i < (size - 1); i++) {
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200170 i2155x_read_vpd (I2155X_VPD_SN_START + i, 1, (uchar *)&c);
wdenkc6097192002-11-03 00:24:07 +0000171 if (c == '\0')
172 break;
173 string[i] = c;
174 }
175 string[i] = '\0'; /* make sure it's terminated */
176
177 return i;
178}
179
180static int get_mac_address (int id, u8 * mac, char *string, int size)
181{
182 if (size < 6 * 3)
183 return -1;
184
185 i2155x_read_vpd (I2155X_VPD_MAC0_START + 6 * id, 6, mac);
186 return sprintf (string, "%02x:%02x:%02x:%02x:%02x:%02x",
187 mac[0], mac[1], mac[2],
188 mac[3], mac[4], mac[5]);
189}