/* * Copyright 2004 Freescale Semiconductor. * * 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 */#include <common.h>/* * CADMUS Board System Registers */#ifndef CFG_CADMUS_BASE_REG#define CFG_CADMUS_BASE_REG	(CADMUS_BASE_ADDR + 0x4000)#endiftypedef struct cadmus_reg {    u_char cm_ver;		/* Board version */    u_char cm_csr;		/* General control/status */    u_char cm_rst;		/* Reset control */    u_char cm_hsclk;		/* High speed clock */    u_char cm_hsxclk;		/* High speed clock extended */    u_char cm_led;		/* LED data */    u_char cm_pci;		/* PCI control/status */    u_char cm_dma;		/* DMA control */    u_char cm_reserved[248];	/* Total 256 bytes */} cadmus_reg_t;unsigned intget_board_version(void){	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;	return cadmus->cm_ver;}unsigned longget_clock_freq(void){	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;	uint pci1_speed = (cadmus->cm_pci >> 2) & 0x3; /* PSPEED in [4:5] */	if (pci1_speed == 0) {		return 33000000;	} else if (pci1_speed == 1) {		return 66000000;	} else {		/* Really, unknown. Be safe? */		return 33000000;	}}unsigned intget_pci_slot(void){	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;	/*	 * PCI slot in USER bits CSR[6:7] by convention.	 */	return ((cadmus->cm_csr >> 6) & 0x3) + 1;}unsigned intget_pci_dual(void){	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;	/*	 * PCI DUAL in CM_PCI[3]	 */	return cadmus->cm_pci & 0x10;}