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TsiChungLiewfc3ca3b62007-08-16 15:05:11 -05001/*
2 *
3 * (C) Copyright 2000-2003
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 *
6 * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
7 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
8 *
9 * See file CREDITS for list of people who contributed to this
10 * project.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * MA 02111-1307 USA
26 */
27
28#include <common.h>
29#include <watchdog.h>
30#include <command.h>
Ben Warren2f2b6b62008-08-31 22:22:04 -070031#include <netdev.h>
TsiChungLiewfc3ca3b62007-08-16 15:05:11 -050032
33#include <asm/immap.h>
34
35DECLARE_GLOBAL_DATA_PTR;
36
Mike Frysinger6d1f6982010-10-20 03:41:17 -040037int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
TsiChungLiewfc3ca3b62007-08-16 15:05:11 -050038{
39 volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM);
40 udelay(1000);
41 rcm->rcr |= RCM_RCR_SOFTRST;
42
43 /* we don't return! */
44 return 0;
45};
46
47int checkcpu(void)
48{
49 volatile ccm_t *ccm = (ccm_t *) MMAP_CCM;
50 u16 msk;
51 u16 id = 0;
52 u8 ver;
53
54 puts("CPU: ");
55 msk = (ccm->cir >> 6);
56 ver = (ccm->cir & 0x003f);
57 switch (msk) {
58 case 0x48:
59 id = 54455;
60 break;
61 case 0x49:
62 id = 54454;
63 break;
64 case 0x4a:
65 id = 54453;
66 break;
67 case 0x4b:
68 id = 54452;
69 break;
70 case 0x4d:
71 id = 54451;
72 break;
73 case 0x4f:
74 id = 54450;
75 break;
76 }
77
78 if (id) {
Wolfgang Denk20591042008-10-19 02:35:49 +020079 char buf1[32], buf2[32], buf3[32];
80
TsiChungLiewfc3ca3b62007-08-16 15:05:11 -050081 printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk,
82 ver);
Wolfgang Denk20591042008-10-19 02:35:49 +020083 printf(" CPU CLK %s MHz BUS CLK %s MHz FLB CLK %s MHz\n",
84 strmhz(buf1, gd->cpu_clk),
85 strmhz(buf2, gd->bus_clk),
86 strmhz(buf3, gd->flb_clk));
TsiChungLiewfc3ca3b62007-08-16 15:05:11 -050087#ifdef CONFIG_PCI
Wolfgang Denk20591042008-10-19 02:35:49 +020088 printf(" PCI CLK %s MHz INP CLK %s MHz VCO CLK %s MHz\n",
89 strmhz(buf1, gd->pci_clk),
90 strmhz(buf2, gd->inp_clk),
91 strmhz(buf3, gd->vco_clk));
TsiChungLiewfc3ca3b62007-08-16 15:05:11 -050092#else
Wolfgang Denk20591042008-10-19 02:35:49 +020093 printf(" INP CLK %s MHz VCO CLK %s MHz\n",
94 strmhz(buf1, gd->inp_clk),
95 strmhz(buf2, gd->vco_clk));
TsiChungLiewfc3ca3b62007-08-16 15:05:11 -050096#endif
97 }
98
99 return 0;
100}
Ben Warren90c96db2008-08-26 22:16:25 -0700101
102#if defined(CONFIG_MCFFEC)
103/* Default initializations for MCFFEC controllers. To override,
104 * create a board-specific function called:
105 * int board_eth_init(bd_t *bis)
106 */
107
Ben Warren90c96db2008-08-26 22:16:25 -0700108int cpu_eth_init(bd_t *bis)
109{
110 return mcffec_initialize(bis);
111}
112#endif