/* pd67290.c - system configuration module for SPD67290 * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * (C) 2004 DENX Software Engineering, Heiko Schocher */ #include #include #include #include #include /* imports */ #include static struct pci_device_id supported[] = { {PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_6729}, {} }; /*************************************************************************** * * SPD67290Init - * * RETURNS: -1 on error, 0 if OK */ int SPD67290Init (void) { pci_dev_t devno; int idx = 0; /* general index */ ulong membaseCsr; /* base address of device memory space */ /* find PD67290 device */ if ((devno = pci_find_devices (supported, idx++)) < 0) { printf ("No PD67290 device found !!\n"); return -1; } /* - 0xfe000000 see MPC 8245 Users Manual Adress Map B */ membaseCsr = PCMCIA_IO_BASE - 0xfe000000; /* set base address */ pci_write_config_dword (devno, PCI_BASE_ADDRESS_0, membaseCsr); /* enable mapped memory and IO addresses */ pci_write_config_dword (devno, PCI_COMMAND, PCI_COMMAND_MEMORY | PCI_COMMAND_IO | PCI_COMMAND_WAIT); return 0; }