/* * * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * 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> #include <watchdog.h> #include <command.h> #include <asm/immap.h> DECLARE_GLOBAL_DATA_PTR; int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) { volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); udelay(1000); rcm->rcr |= RCM_RCR_SOFTRST; /* we don't return! */ return 0; }; int checkcpu(void) { volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; u16 msk; u16 id = 0; u8 ver; puts("CPU: "); msk = (ccm->cir >> 6); ver = (ccm->cir & 0x003f); switch (msk) { case 0x48: id = 54455; break; case 0x49: id = 54454; break; case 0x4a: id = 54453; break; case 0x4b: id = 54452; break; case 0x4d: id = 54451; break; case 0x4f: id = 54450; break; } if (id) { printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, ver); printf(" CPU CLK %d Mhz BUS CLK %d Mhz FLB CLK %d Mhz\n", (int)(gd->cpu_clk / 1000000), (int)(gd->bus_clk / 1000000), (int)(gd->flb_clk / 1000000)); #ifdef CONFIG_PCI printf(" PCI CLK %d Mhz INP CLK %d Mhz VCO CLK %d Mhz\n", (int)(gd->pci_clk / 1000000), (int)(gd->inp_clk / 1000000), (int)(gd->vco_clk / 1000000)); #else printf(" INP CLK %d Mhz VCO CLK %d Mhz\n", (int)(gd->inp_clk / 1000000), (int)(gd->vco_clk / 1000000)); #endif } return 0; }