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ba94a1bb WD |
1 | /* |
2 | * (C) Copyright 2006 | |
3 | * Stefan Roese, DENX Software Engineering, sr@denx.de. | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | #include <common.h> | |
25 | #include <command.h> | |
26 | #include <malloc.h> | |
27 | #include <asm/arch/ixp425.h> | |
28 | ||
29 | DECLARE_GLOBAL_DATA_PTR; | |
30 | ||
31 | /* Prototypes */ | |
54841ab5 | 32 | int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); |
ba94a1bb WD |
33 | |
34 | /* predefine these here for FPGA programming (before including fpga.c) */ | |
35 | #define SET_FPGA(data) *IXP425_GPIO_GPOUTR = (data) | |
6d0f6bcf JCPV |
36 | #define FPGA_DONE_STATE (*IXP425_GPIO_GPINR & CONFIG_SYS_FPGA_DONE) |
37 | #define FPGA_INIT_STATE (*IXP425_GPIO_GPINR & CONFIG_SYS_FPGA_INIT) | |
ba94a1bb WD |
38 | #define OLD_VAL old_val |
39 | ||
40 | static unsigned long old_val = 0; | |
41 | ||
42 | /* | |
43 | * include common fpga code (for prodrive boards) | |
44 | */ | |
45 | #include "../common/fpga.c" | |
46 | ||
47 | /* | |
48 | * Miscelaneous platform dependent initialisations | |
49 | */ | |
ba94a1bb WD |
50 | int board_init(void) |
51 | { | |
52 | /* arch number of PDNB3 */ | |
53 | gd->bd->bi_arch_number = MACH_TYPE_PDNB3; | |
54 | ||
55 | /* adress of boot parameters */ | |
56 | gd->bd->bi_boot_params = 0x00000100; | |
57 | ||
6d0f6bcf JCPV |
58 | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_FPGA_RESET); |
59 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_FPGA_RESET); | |
ba94a1bb | 60 | |
6d0f6bcf JCPV |
61 | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_SYS_RUNNING); |
62 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_SYS_RUNNING); | |
ba94a1bb WD |
63 | |
64 | /* | |
65 | * Setup GPIO's for FPGA programming | |
66 | */ | |
6d0f6bcf JCPV |
67 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_PRG); |
68 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_CLK); | |
69 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_DATA); | |
70 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PRG); | |
71 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_CLK); | |
72 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_DATA); | |
73 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_INIT); | |
74 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_DONE); | |
ba94a1bb WD |
75 | |
76 | /* | |
77 | * Setup GPIO's for interrupts | |
78 | */ | |
6d0f6bcf JCPV |
79 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTA); |
80 | GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTA); | |
81 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTB); | |
82 | GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTB); | |
83 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_RESTORE_INT); | |
84 | GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_RESTORE_INT); | |
85 | GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_RESTART_INT); | |
86 | GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_RESTART_INT); | |
ba94a1bb WD |
87 | |
88 | /* | |
89 | * Setup GPIO's for 33MHz clock output | |
90 | */ | |
91 | *IXP425_GPIO_GPCLKR = 0x01FF0000; | |
6d0f6bcf | 92 | GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_CLK_33M); |
ba94a1bb WD |
93 | |
94 | /* | |
95 | * Setup other chip select's | |
96 | */ | |
6d0f6bcf | 97 | *IXP425_EXP_CS1 = CONFIG_SYS_EXP_CS1; |
ba94a1bb WD |
98 | |
99 | return 0; | |
100 | } | |
101 | ||
102 | /* | |
103 | * Check Board Identity | |
104 | */ | |
105 | int checkboard(void) | |
106 | { | |
107 | char *s = getenv("serial#"); | |
108 | ||
109 | puts("Board: PDNB3"); | |
110 | ||
111 | if (s != NULL) { | |
112 | puts(", serial# "); | |
113 | puts(s); | |
114 | } | |
115 | putc('\n'); | |
116 | ||
117 | return (0); | |
118 | } | |
119 | ||
120 | int dram_init(void) | |
121 | { | |
122 | gd->bd->bi_dram[0].start = PHYS_SDRAM_1; | |
123 | gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; | |
124 | ||
125 | return (0); | |
126 | } | |
127 | ||
128 | int do_fpga_boot(unsigned char *fpgadata) | |
129 | { | |
130 | unsigned char *dst; | |
131 | int status; | |
132 | int index; | |
133 | int i; | |
6d0f6bcf | 134 | ulong len = CONFIG_SYS_MALLOC_LEN; |
ba94a1bb WD |
135 | |
136 | /* | |
137 | * Setup GPIO's for FPGA programming | |
138 | */ | |
6d0f6bcf JCPV |
139 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_PRG); |
140 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_CLK); | |
141 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_DATA); | |
ba94a1bb WD |
142 | |
143 | /* | |
144 | * Save value so no readback is required upon programming | |
145 | */ | |
146 | old_val = *IXP425_GPIO_GPOUTR; | |
147 | ||
148 | /* | |
149 | * First try to decompress fpga image (gzip compressed?) | |
150 | */ | |
6d0f6bcf JCPV |
151 | dst = malloc(CONFIG_SYS_FPGA_MAX_SIZE); |
152 | if (gunzip(dst, CONFIG_SYS_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) { | |
ba94a1bb WD |
153 | printf("Error: Image has to be gzipp'ed!\n"); |
154 | return -1; | |
155 | } | |
156 | ||
157 | status = fpga_boot(dst, len); | |
158 | if (status != 0) { | |
159 | printf("\nFPGA: Booting failed "); | |
160 | switch (status) { | |
161 | case ERROR_FPGA_PRG_INIT_LOW: | |
162 | printf("(Timeout: INIT not low after asserting PROGRAM*)\n "); | |
163 | break; | |
164 | case ERROR_FPGA_PRG_INIT_HIGH: | |
165 | printf("(Timeout: INIT not high after deasserting PROGRAM*)\n "); | |
166 | break; | |
167 | case ERROR_FPGA_PRG_DONE: | |
168 | printf("(Timeout: DONE not high after programming FPGA)\n "); | |
169 | break; | |
170 | } | |
171 | ||
172 | /* display infos on fpgaimage */ | |
173 | index = 15; | |
174 | for (i=0; i<4; i++) { | |
175 | len = dst[index]; | |
176 | printf("FPGA: %s\n", &(dst[index+1])); | |
177 | index += len+3; | |
178 | } | |
179 | putc ('\n'); | |
180 | /* delayed reboot */ | |
181 | for (i=5; i>0; i--) { | |
182 | printf("Rebooting in %2d seconds \r",i); | |
183 | for (index=0;index<1000;index++) | |
184 | udelay(1000); | |
185 | } | |
186 | putc('\n'); | |
187 | do_reset(NULL, 0, 0, NULL); | |
188 | } | |
189 | ||
190 | puts("FPGA: "); | |
191 | ||
192 | /* display infos on fpgaimage */ | |
193 | index = 15; | |
194 | for (i=0; i<4; i++) { | |
195 | len = dst[index]; | |
196 | printf("%s ", &(dst[index+1])); | |
197 | index += len+3; | |
198 | } | |
199 | putc('\n'); | |
200 | ||
201 | free(dst); | |
202 | ||
203 | /* | |
204 | * Reset FPGA | |
205 | */ | |
6d0f6bcf | 206 | GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_FPGA_RESET); |
ba94a1bb | 207 | udelay(10); |
6d0f6bcf | 208 | GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_FPGA_RESET); |
ba94a1bb WD |
209 | |
210 | return (0); | |
211 | } | |
212 | ||
54841ab5 | 213 | int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
ba94a1bb WD |
214 | { |
215 | ulong addr; | |
216 | ||
47e26b1b WD |
217 | if (argc < 2) |
218 | return cmd_usage(cmdtp); | |
ba94a1bb WD |
219 | |
220 | addr = simple_strtoul(argv[1], NULL, 16); | |
221 | ||
222 | return do_fpga_boot((unsigned char *)addr); | |
223 | } | |
224 | ||
225 | U_BOOT_CMD( | |
226 | fpga, 2, 0, do_fpga, | |
2fb2604d | 227 | "boot FPGA", |
a89c33db | 228 | "address size\n - boot FPGA with gzipped image at <address>" |
ba94a1bb WD |
229 | ); |
230 | ||
3fe00109 | 231 | #if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI) |
ba94a1bb WD |
232 | extern struct pci_controller hose; |
233 | extern void pci_ixp_init(struct pci_controller * hose); | |
234 | ||
235 | void pci_init_board(void) | |
236 | { | |
237 | extern void pci_ixp_init (struct pci_controller *hose); | |
238 | ||
239 | pci_ixp_init(&hose); | |
240 | } | |
241 | #endif |