source: SVN/rincon/u-boot/cpu/mcf5445x/cpu.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 22 months ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 2.6 KB
Line 
1/*
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>
31#include <netdev.h>
32
33#include <asm/immap.h>
34
35DECLARE_GLOBAL_DATA_PTR;
36
37int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[])
38{
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) {
79                printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk,
80                       ver);
81                printf("       CPU CLK %d Mhz BUS CLK %d Mhz FLB CLK %d Mhz\n",
82                       (int)(gd->cpu_clk / 1000000),
83                       (int)(gd->bus_clk / 1000000),
84                       (int)(gd->flb_clk / 1000000));
85#ifdef CONFIG_PCI
86                printf("       PCI CLK %d Mhz INP CLK %d Mhz VCO CLK %d Mhz\n",
87                       (int)(gd->pci_clk / 1000000),
88                       (int)(gd->inp_clk / 1000000),
89                       (int)(gd->vco_clk / 1000000));
90#else
91                printf("       INP CLK %d Mhz VCO CLK %d Mhz\n",
92                       (int)(gd->inp_clk / 1000000),
93                       (int)(gd->vco_clk / 1000000));
94#endif
95        }
96
97        return 0;
98}
99
100#if defined(CONFIG_MCFFEC)
101/* Default initializations for MCFFEC controllers.  To override,
102 * create a board-specific function called:
103 *      int board_eth_init(bd_t *bis)
104 */
105
106int cpu_eth_init(bd_t *bis)
107{
108        return mcffec_initialize(bis);
109}
110#endif
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