3 * Rob Taylor, Flying Pig Systems. robt@flyingpig.com.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 ulong busfreq = get_bus_freq(0);
33 printf("Board: A3000 Local Bus at %s MHz\n", strmhz(buf, busfreq));
38 long int initdram (int board_type)
41 volatile uchar * base= CFG_SDRAM_BASE;
42 volatile ulong * addr;
46 for (i=0, cnt=(CFG_MAX_RAM_SIZE / sizeof(long)) >> 1; cnt > 0; cnt >>= 1) {
47 addr = (volatile ulong *)base + cnt;
52 addr = (volatile ulong *)base;
61 for (cnt = 1; cnt <= CFG_MAX_RAM_SIZE / sizeof(long); cnt <<= 1) {
62 addr = (volatile ulong *)base + cnt;
66 ulong new_bank0_end = cnt * sizeof(long) - 1;
67 ulong mear1 = mpc824x_mpc107_getreg(MEAR1);
68 ulong emear1 = mpc824x_mpc107_getreg(EMEAR1);
69 mear1 = (mear1 & 0xFFFFFF00) |
70 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT);
71 emear1 = (emear1 & 0xFFFFFF00) |
72 ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT);
73 mpc824x_mpc107_setreg(MEAR1, mear1);
74 mpc824x_mpc107_setreg(EMEAR1, emear1);
76 ret = cnt * sizeof(long);
81 ret = CFG_MAX_RAM_SIZE;
87 * Initialize PCI Devices
90 #ifndef CONFIG_PCI_PNP
91 static struct pci_config_table pci_a3000_config_table[] = {
92 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
93 0x0, 0x0, 0x0, /* unknown eth0 divice */
94 pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
98 PCI_COMMAND_MASTER }},
99 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
100 0x0, 0x0, 0x0, /* unknown eth1 device */
101 pci_cfgfunc_config_device, { PCI_ENET1_IOADDR,
105 PCI_COMMAND_MASTER }},
106 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
107 0x0, 0x0, 0x0, /* unknown eth1 device */
108 pci_cfgfunc_config_device, { PCI_ENET2_IOADDR,
112 PCI_COMMAND_MASTER }},
119 #ifndef CONFIG_PCI_PNP
120 static struct pci_config_table pci_a3000_config_table[] = {
121 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID,
122 pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
124 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }},
125 { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x10, PCI_ANY_ID,
126 pci_cfgfunc_config_device, { PCI_ENET1_IOADDR,
128 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }},
135 struct pci_controller hose = {
136 #ifndef CONFIG_PCI_PNP
137 config_table: pci_a3000_config_table,
141 void pci_init_board(void)
143 pci_mpc824x_init(&hose);