]> git.ipfire.org Git - people/ms/u-boot.git/blob - board/micronas/vct/vct.c
Fix incorrect use of getenv() before relocation
[people/ms/u-boot.git] / board / micronas / vct / vct.c
1 /*
2 * (C) Copyright 2008 Stefan Roese <sr@denx.de>, DENX Software Engineering
3 *
4 * Copyright (C) 2006 Micronas GmbH
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of
9 * the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19 * MA 02111-1307 USA
20 */
21
22 #include <common.h>
23 #include <command.h>
24 #include <netdev.h>
25 #include <asm/mipsregs.h>
26 #include "vct.h"
27
28 #if defined(CONFIG_VCT_PREMIUM)
29 #define BOARD_NAME "PremiumD"
30 #elif defined(CONFIG_VCT_PLATINUM)
31 #define BOARD_NAME "PlatinumD"
32 #elif defined(CONFIG_VCT_PLATINUMAVC)
33 #define BOARD_NAME "PlatinumAVC"
34 #else
35 #error "vct: No board variant defined!"
36 #endif
37
38 #if defined(CONFIG_VCT_ONENAND)
39 #define BOARD_NAME_ADD " OneNAND"
40 #else
41 #define BOARD_NAME_ADD " NOR"
42 #endif
43
44 int board_early_init_f(void)
45 {
46 /*
47 * First initialize the PIN mulitplexing
48 */
49 vct_pin_mux_initialize();
50
51 /*
52 * Init the EBI very early so that FLASH can be accessed
53 */
54 ebi_initialize();
55
56 return 0;
57 }
58
59 void _machine_restart(void)
60 {
61 reg_write(DCGU_EN_WDT_RESET(DCGU_BASE), DCGU_MAGIC_WDT);
62 reg_write(WDT_TORR(WDT_BASE), 0x00);
63 reg_write(WDT_CR(WDT_BASE), 0x1D);
64
65 /*
66 * Now wait for the watchdog to trigger the reset
67 */
68 udelay(1000000);
69 }
70
71 /*
72 * SDRAM is already configured by the bootstrap code, only return the
73 * auto-detected size here
74 */
75 phys_size_t initdram(int board_type)
76 {
77 return get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
78 CONFIG_SYS_MBYTES_SDRAM << 20);
79 }
80
81 int checkboard(void)
82 {
83 char buf[64];
84 int i = getenv_f("serial#", buf, sizeof(buf));
85 u32 config0 = read_c0_prid();
86
87 if ((config0 & 0xff0000) == PRID_COMP_LEGACY
88 && (config0 & 0xff00) == PRID_IMP_LX4280) {
89 puts("Board: MDED \n");
90 printf("CPU: LX4280 id: 0x%02x, rev: 0x%02x\n",
91 (config0 >> 8) & 0xFF, config0 & 0xFF);
92 } else if ((config0 & 0xff0000) == PRID_COMP_MIPS
93 && (config0 & 0xff00) == PRID_IMP_VGC) {
94 u32 jedec_id = *((u32 *) 0xBEBC71A0);
95 if ((((jedec_id) >> 12) & 0xFF) == 0x40) {
96 puts("Board: VGCA \n");
97 } else if ((((jedec_id) >> 12) & 0xFF) == 0x48
98 || (((jedec_id) >> 12) & 0xFF) == 0x49) {
99 puts("Board: VGCB \n");
100 }
101 printf("CPU: MIPS 4K id: 0x%02x, rev: 0x%02x\n",
102 (config0 >> 8) & 0xFF, config0 & 0xFF);
103 } else if (config0 == 0x19378) {
104 printf("CPU: MIPS 24K id: 0x%02x, rev: 0x%02x\n",
105 (config0 >> 8) & 0xFF, config0 & 0xFF);
106 } else {
107 printf("Unsupported cpu %d, proc_id=0x%x\n", config0 >> 24,
108 config0);
109 }
110
111 printf("Board: Micronas VCT " BOARD_NAME BOARD_NAME_ADD);
112 if (i > 0) {
113 puts(", serial# ");
114 puts(buf);
115 }
116 putc('\n');
117
118 return 0;
119 }
120
121 int board_eth_init(bd_t *bis)
122 {
123 int rc = 0;
124 #ifdef CONFIG_SMC911X
125 rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
126 #endif
127 return rc;
128 }