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26bf7dec AL |
1 | /* |
2 | * U-boot - BF537.c | |
3 | * | |
155fd766 | 4 | * Copyright (c) 2005-2007 Analog Devices Inc. |
26bf7dec AL |
5 | * |
6 | * (C) Copyright 2000-2004 | |
7 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
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 | |
155fd766 AL |
24 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
25 | * MA 02110-1301 USA | |
26bf7dec AL |
26 | */ |
27 | ||
28 | #include <common.h> | |
29 | #include <config.h> | |
30 | #include <command.h> | |
31 | #include <asm/blackfin.h> | |
32 | #include <asm/io.h> | |
b8f4162a | 33 | #include <net.h> |
d4d77308 | 34 | #include <asm/mach-common/bits/bootrom.h> |
89973f8a | 35 | #include <netdev.h> |
26bf7dec | 36 | |
b8f4162a JCPV |
37 | /** |
38 | * is_valid_ether_addr - Determine if the given Ethernet address is valid | |
39 | * @addr: Pointer to a six-byte array containing the Ethernet address | |
40 | * | |
41 | * Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not | |
42 | * a multicast address, and is not FF:FF:FF:FF:FF:FF. | |
43 | * | |
44 | * Return true if the address is valid. | |
45 | */ | |
46 | static inline int is_valid_ether_addr(const u8 * addr) | |
47 | { | |
48 | /* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to | |
49 | * explicitly check for it here. */ | |
50 | return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr); | |
51 | } | |
52 | ||
1218abf1 WD |
53 | DECLARE_GLOBAL_DATA_PTR; |
54 | ||
26bf7dec AL |
55 | #define POST_WORD_ADDR 0xFF903FFC |
56 | ||
26bf7dec AL |
57 | int checkboard(void) |
58 | { | |
26bf7dec AL |
59 | printf("Board: ADI BF537 stamp board\n"); |
60 | printf(" Support: http://blackfin.uclinux.org/\n"); | |
61 | return 0; | |
62 | } | |
63 | ||
64 | #if defined(CONFIG_BFIN_IDE) | |
65 | ||
66 | void cf_outb(unsigned char val, volatile unsigned char *addr) | |
67 | { | |
68 | *(addr) = val; | |
d4d77308 | 69 | SSYNC(); |
26bf7dec AL |
70 | } |
71 | ||
72 | unsigned char cf_inb(volatile unsigned char *addr) | |
73 | { | |
74 | volatile unsigned char c; | |
75 | ||
76 | c = *(addr); | |
d4d77308 | 77 | SSYNC(); |
26bf7dec AL |
78 | |
79 | return c; | |
80 | } | |
81 | ||
82 | void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words) | |
83 | { | |
84 | int i; | |
85 | ||
86 | for (i = 0; i < words; i++) | |
87 | *(sect_buf + i) = *(addr); | |
d4d77308 | 88 | SSYNC(); |
26bf7dec AL |
89 | } |
90 | ||
91 | void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words) | |
92 | { | |
93 | int i; | |
94 | ||
95 | for (i = 0; i < words; i++) | |
96 | *(addr) = *(sect_buf + i); | |
d4d77308 | 97 | SSYNC(); |
26bf7dec AL |
98 | } |
99 | #endif /* CONFIG_BFIN_IDE */ | |
100 | ||
9973e3c6 | 101 | phys_size_t initdram(int board_type) |
26bf7dec | 102 | { |
26bf7dec AL |
103 | #ifdef DEBUG |
104 | int brate; | |
105 | char *tmp = getenv("baudrate"); | |
106 | brate = simple_strtoul(tmp, NULL, 16); | |
107 | printf("Serial Port initialized with Baud rate = %x\n", brate); | |
108 | printf("SDRAM attributes:\n"); | |
109 | printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles" | |
110 | "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n", | |
111 | 3, 3, 6, 2, 3); | |
112 | printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE); | |
113 | printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20); | |
114 | #endif | |
115 | gd->bd->bi_memstart = CFG_SDRAM_BASE; | |
116 | gd->bd->bi_memsize = CFG_MAX_RAM_SIZE; | |
117 | return CFG_MAX_RAM_SIZE; | |
118 | } | |
119 | ||
120 | #if defined(CONFIG_MISC_INIT_R) | |
121 | /* miscellaneous platform dependent initialisations */ | |
122 | int misc_init_r(void) | |
123 | { | |
9171fc81 | 124 | #if defined(CONFIG_CMD_NET) |
26bf7dec AL |
125 | char nid[32]; |
126 | unsigned char *pMACaddr = (unsigned char *)0x203F0000; | |
26bf7dec | 127 | |
26bf7dec AL |
128 | /* The 0xFF check here is to make sure we don't use the address |
129 | * in flash if it's simply been erased (aka all 0xFF values) */ | |
130 | if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) { | |
131 | sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x", | |
132 | pMACaddr[0], pMACaddr[1], | |
133 | pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]); | |
134 | setenv("ethaddr", nid); | |
135 | } | |
fcec2eb9 | 136 | #endif |
26bf7dec AL |
137 | |
138 | #if defined(CONFIG_BFIN_IDE) | |
139 | #if defined(CONFIG_BFIN_TRUE_IDE) | |
140 | /* Enable ATASEL when in True IDE mode */ | |
141 | printf("Using CF True IDE Mode\n"); | |
142 | cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA); | |
143 | udelay(1000); | |
144 | #elif defined(CONFIG_BFIN_CF_IDE) | |
145 | /* Disable ATASEL when we're in Common Memory Mode */ | |
146 | printf("Using CF Common Memory Mode\n"); | |
147 | cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS); | |
148 | udelay(1000); | |
149 | #elif defined(CONFIG_BFIN_HDD_IDE) | |
150 | printf("Using HDD IDE Mode\n"); | |
151 | #endif | |
152 | ide_init(); | |
153 | #endif /* CONFIG_BFIN_IDE */ | |
154 | return 0; | |
155 | } | |
156 | #endif /* CONFIG_MISC_INIT_R */ | |
157 | ||
91494731 BW |
158 | #if defined(CONFIG_BFIN_MAC) |
159 | ||
91494731 BW |
160 | int board_eth_init(bd_t *bis) |
161 | { | |
162 | return bfin_EMAC_initialize(bis); | |
163 | } | |
164 | #endif | |
165 | ||
26bf7dec | 166 | #ifdef CONFIG_POST |
26bf7dec AL |
167 | /* Using sw10-PF5 as the hotkey */ |
168 | int post_hotkeys_pressed(void) | |
169 | { | |
170 | int delay = 3; | |
171 | int i; | |
172 | unsigned short value; | |
173 | ||
174 | *pPORTF_FER &= ~PF5; | |
175 | *pPORTFIO_DIR &= ~PF5; | |
176 | *pPORTFIO_INEN |= PF5; | |
177 | ||
178 | printf("########Press SW10 to enter Memory POST########: %2d ", delay); | |
179 | while (delay--) { | |
180 | for (i = 0; i < 100; i++) { | |
181 | value = *pPORTFIO & PF5; | |
182 | if (value != 0) { | |
183 | break; | |
184 | } | |
185 | udelay(10000); | |
186 | } | |
187 | printf("\b\b\b%2d ", delay); | |
188 | } | |
189 | printf("\b\b\b 0"); | |
190 | printf("\n"); | |
191 | if (value == 0) | |
192 | return 0; | |
193 | else { | |
194 | printf("Hotkey has been pressed, Enter POST . . . . . .\n"); | |
195 | return 1; | |
196 | } | |
197 | } | |
198 | #endif | |
26bf7dec AL |
199 | |
200 | #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) | |
201 | void post_word_store(ulong a) | |
202 | { | |
203 | volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR; | |
204 | *save_addr = a; | |
205 | } | |
206 | ||
207 | ulong post_word_load(void) | |
208 | { | |
209 | volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR; | |
210 | return *save_addr; | |
211 | } | |
212 | #endif | |
213 | ||
214 | #ifdef CONFIG_POST | |
215 | int uart_post_test(int flags) | |
216 | { | |
217 | return 0; | |
218 | } | |
219 | ||
220 | #define BLOCK_SIZE 0x10000 | |
221 | #define VERIFY_ADDR 0x2000000 | |
222 | extern int erase_block_flash(int); | |
223 | extern int write_data(long lStart, long lCount, uchar * pnData); | |
224 | int flash_post_test(int flags) | |
225 | { | |
226 | unsigned short *pbuf, *temp; | |
227 | int offset, n, i; | |
228 | int value = 0; | |
229 | int result = 0; | |
230 | printf("\n"); | |
231 | pbuf = (unsigned short *)VERIFY_ADDR; | |
232 | temp = pbuf; | |
233 | for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) { | |
234 | offset = (n - 7) * BLOCK_SIZE; | |
235 | printf("--------Erase block:%2d..", n); | |
236 | erase_block_flash(n); | |
237 | printf("OK\r"); | |
238 | printf("--------Program block:%2d...", n); | |
239 | write_data(CFG_FLASH_BASE + offset, BLOCK_SIZE, pbuf); | |
240 | printf("OK\r"); | |
241 | printf("--------Verify block:%2d...", n); | |
242 | for (i = 0; i < BLOCK_SIZE; i += 2) { | |
243 | if (*(unsigned short *)(CFG_FLASH_BASE + offset + i) != | |
244 | *temp++) { | |
245 | value = 1; | |
246 | result = 1; | |
247 | } | |
248 | } | |
249 | if (value) | |
250 | printf("failed\n"); | |
251 | else | |
252 | printf("OK %3d%%\r", | |
253 | (int)( | |
254 | (n + 1 - | |
255 | FLASH_START_POST_BLOCK) * | |
256 | 100 / (FLASH_END_POST_BLOCK - | |
257 | FLASH_START_POST_BLOCK))); | |
258 | ||
259 | temp = pbuf; | |
260 | value = 0; | |
261 | } | |
262 | printf("\n"); | |
263 | if (result) | |
264 | return -1; | |
265 | else | |
266 | return 0; | |
267 | } | |
268 | ||
269 | /**************************************************** | |
270 | * LED1 ---- PF6 LED2 ---- PF7 * | |
271 | * LED3 ---- PF8 LED4 ---- PF9 * | |
272 | * LED5 ---- PF10 LED6 ---- PF11 * | |
273 | ****************************************************/ | |
274 | int led_post_test(int flags) | |
275 | { | |
276 | *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
277 | *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11; | |
278 | *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
279 | *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11); | |
280 | udelay(1000000); | |
281 | printf("LED1 on"); | |
282 | *pPORTFIO |= PF6; | |
283 | udelay(1000000); | |
284 | printf("\b\b\b\b\b\b\b"); | |
285 | printf("LED2 on"); | |
286 | *pPORTFIO |= PF7; | |
287 | udelay(1000000); | |
288 | printf("\b\b\b\b\b\b\b"); | |
289 | printf("LED3 on"); | |
290 | *pPORTFIO |= PF8; | |
291 | udelay(1000000); | |
292 | printf("\b\b\b\b\b\b\b"); | |
293 | printf("LED4 on"); | |
294 | *pPORTFIO |= PF9; | |
295 | udelay(1000000); | |
296 | printf("\b\b\b\b\b\b\b"); | |
297 | printf("LED5 on"); | |
298 | *pPORTFIO |= PF10; | |
299 | udelay(1000000); | |
300 | printf("\b\b\b\b\b\b\b"); | |
301 | printf("lED6 on"); | |
302 | *pPORTFIO |= PF11; | |
303 | printf("\b\b\b\b\b\b\b "); | |
304 | return 0; | |
305 | } | |
306 | ||
307 | /************************************************ | |
308 | * SW10 ---- PF5 SW11 ---- PF4 * | |
309 | * SW12 ---- PF3 SW13 ---- PF2 * | |
310 | ************************************************/ | |
311 | int button_post_test(int flags) | |
312 | { | |
313 | int i, delay = 5; | |
314 | unsigned short value = 0; | |
315 | int result = 0; | |
316 | ||
317 | *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2); | |
318 | *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2); | |
319 | *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2); | |
320 | ||
321 | printf("\n--------Press SW10: %2d ", delay); | |
322 | while (delay--) { | |
323 | for (i = 0; i < 100; i++) { | |
324 | value = *pPORTFIO & PF5; | |
325 | if (value != 0) { | |
326 | break; | |
327 | } | |
328 | udelay(10000); | |
329 | } | |
330 | printf("\b\b\b%2d ", delay); | |
331 | } | |
332 | if (value != 0) | |
333 | printf("\b\bOK"); | |
334 | else { | |
335 | result = -1; | |
336 | printf("\b\bfailed"); | |
337 | } | |
338 | ||
339 | delay = 5; | |
340 | printf("\n--------Press SW11: %2d ", delay); | |
341 | while (delay--) { | |
342 | for (i = 0; i < 100; i++) { | |
343 | value = *pPORTFIO & PF4; | |
344 | if (value != 0) { | |
345 | break; | |
346 | } | |
347 | udelay(10000); | |
348 | } | |
349 | printf("\b\b\b%2d ", delay); | |
350 | } | |
351 | if (value != 0) | |
352 | printf("\b\bOK"); | |
353 | else { | |
354 | result = -1; | |
355 | printf("\b\bfailed"); | |
356 | } | |
357 | ||
358 | delay = 5; | |
359 | printf("\n--------Press SW12: %2d ", delay); | |
360 | while (delay--) { | |
361 | for (i = 0; i < 100; i++) { | |
362 | value = *pPORTFIO & PF3; | |
363 | if (value != 0) { | |
364 | break; | |
365 | } | |
366 | udelay(10000); | |
367 | } | |
368 | printf("\b\b\b%2d ", delay); | |
369 | } | |
370 | if (value != 0) | |
371 | printf("\b\bOK"); | |
372 | else { | |
373 | result = -1; | |
374 | printf("\b\bfailed"); | |
375 | } | |
376 | ||
377 | delay = 5; | |
378 | printf("\n--------Press SW13: %2d ", delay); | |
379 | while (delay--) { | |
380 | for (i = 0; i < 100; i++) { | |
381 | value = *pPORTFIO & PF2; | |
382 | if (value != 0) { | |
383 | break; | |
384 | } | |
385 | udelay(10000); | |
386 | } | |
387 | printf("\b\b\b%2d ", delay); | |
388 | } | |
389 | if (value != 0) | |
390 | printf("\b\bOK"); | |
391 | else { | |
392 | result = -1; | |
393 | printf("\b\bfailed"); | |
394 | } | |
395 | printf("\n"); | |
396 | return result; | |
397 | } | |
398 | #endif |