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git.ipfire.org Git - people/ms/u-boot.git/blob - board/bf537-stamp/bf537-stamp.c
4 * Copyright (c) 2005-2007 Analog Devices Inc.
6 * (C) Copyright 2000-2004
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9 * See file CREDITS for list of people who contributed to this
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.
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.
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., 51 Franklin St, Fifth Floor, Boston,
31 #include <asm/blackfin.h>
34 #include <asm/mach-common/bits/bootrom.h>
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
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.
44 * Return true if the address is valid.
46 static inline int is_valid_ether_addr(const u8
* addr
)
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
);
53 DECLARE_GLOBAL_DATA_PTR
;
55 #define POST_WORD_ADDR 0xFF903FFC
59 printf("Board: ADI BF537 stamp board\n");
60 printf(" Support: http://blackfin.uclinux.org/\n");
64 #if defined(CONFIG_BFIN_IDE)
66 void cf_outb(unsigned char val
, volatile unsigned char *addr
)
72 unsigned char cf_inb(volatile unsigned char *addr
)
74 volatile unsigned char c
;
82 void cf_insw(unsigned short *sect_buf
, unsigned short *addr
, int words
)
86 for (i
= 0; i
< words
; i
++)
87 *(sect_buf
+ i
) = *(addr
);
91 void cf_outsw(unsigned short *addr
, unsigned short *sect_buf
, int words
)
95 for (i
= 0; i
< words
; i
++)
96 *(addr
) = *(sect_buf
+ i
);
99 #endif /* CONFIG_BFIN_IDE */
101 phys_size_t
initdram(int board_type
)
103 gd
->bd
->bi_memstart
= CONFIG_SYS_SDRAM_BASE
;
104 gd
->bd
->bi_memsize
= CONFIG_SYS_MAX_RAM_SIZE
;
105 return gd
->bd
->bi_memsize
;
108 #if defined(CONFIG_MISC_INIT_R)
109 /* miscellaneous platform dependent initialisations */
110 int misc_init_r(void)
112 #if defined(CONFIG_CMD_NET)
114 unsigned char *pMACaddr
= (unsigned char *)0x203F0000;
116 /* The 0xFF check here is to make sure we don't use the address
117 * in flash if it's simply been erased (aka all 0xFF values) */
118 if (getenv("ethaddr") == NULL
&& is_valid_ether_addr(pMACaddr
)) {
119 sprintf(nid
, "%02x:%02x:%02x:%02x:%02x:%02x",
120 pMACaddr
[0], pMACaddr
[1],
121 pMACaddr
[2], pMACaddr
[3], pMACaddr
[4], pMACaddr
[5]);
122 setenv("ethaddr", nid
);
126 #if defined(CONFIG_BFIN_IDE)
127 #if defined(CONFIG_BFIN_TRUE_IDE)
128 /* Enable ATASEL when in True IDE mode */
129 printf("Using CF True IDE Mode\n");
130 cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA
);
132 #elif defined(CONFIG_BFIN_CF_IDE)
133 /* Disable ATASEL when we're in Common Memory Mode */
134 printf("Using CF Common Memory Mode\n");
135 cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS
);
137 #elif defined(CONFIG_BFIN_HDD_IDE)
138 printf("Using HDD IDE Mode\n");
141 #endif /* CONFIG_BFIN_IDE */
144 #endif /* CONFIG_MISC_INIT_R */
146 #if defined(CONFIG_BFIN_MAC)
148 int board_eth_init(bd_t
*bis
)
150 return bfin_EMAC_initialize(bis
);
155 /* Using sw10-PF5 as the hotkey */
156 int post_hotkeys_pressed(void)
160 unsigned short value
;
163 *pPORTFIO_DIR
&= ~PF5
;
164 *pPORTFIO_INEN
|= PF5
;
166 printf("########Press SW10 to enter Memory POST########: %2d ", delay
);
168 for (i
= 0; i
< 100; i
++) {
169 value
= *pPORTFIO
& PF5
;
175 printf("\b\b\b%2d ", delay
);
182 printf("Hotkey has been pressed, Enter POST . . . . . .\n");
188 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
189 void post_word_store(ulong a
)
191 volatile ulong
*save_addr
= (volatile ulong
*)POST_WORD_ADDR
;
195 ulong
post_word_load(void)
197 volatile ulong
*save_addr
= (volatile ulong
*)POST_WORD_ADDR
;
203 int uart_post_test(int flags
)
208 #define BLOCK_SIZE 0x10000
209 #define VERIFY_ADDR 0x2000000
210 extern int erase_block_flash(int);
211 extern int write_data(long lStart
, long lCount
, uchar
* pnData
);
212 int flash_post_test(int flags
)
214 unsigned short *pbuf
, *temp
;
219 pbuf
= (unsigned short *)VERIFY_ADDR
;
221 for (n
= FLASH_START_POST_BLOCK
; n
< FLASH_END_POST_BLOCK
; n
++) {
222 offset
= (n
- 7) * BLOCK_SIZE
;
223 printf("--------Erase block:%2d..", n
);
224 erase_block_flash(n
);
226 printf("--------Program block:%2d...", n
);
227 write_data(CONFIG_SYS_FLASH_BASE
+ offset
, BLOCK_SIZE
, pbuf
);
229 printf("--------Verify block:%2d...", n
);
230 for (i
= 0; i
< BLOCK_SIZE
; i
+= 2) {
231 if (*(unsigned short *)(CONFIG_SYS_FLASH_BASE
+ offset
+ i
) !=
243 FLASH_START_POST_BLOCK
) *
244 100 / (FLASH_END_POST_BLOCK
-
245 FLASH_START_POST_BLOCK
)));
257 /****************************************************
258 * LED1 ---- PF6 LED2 ---- PF7 *
259 * LED3 ---- PF8 LED4 ---- PF9 *
260 * LED5 ---- PF10 LED6 ---- PF11 *
261 ****************************************************/
262 int led_post_test(int flags
)
264 *pPORTF_FER
&= ~(PF6
| PF7
| PF8
| PF9
| PF10
| PF11
);
265 *pPORTFIO_DIR
|= PF6
| PF7
| PF8
| PF9
| PF10
| PF11
;
266 *pPORTFIO_INEN
&= ~(PF6
| PF7
| PF8
| PF9
| PF10
| PF11
);
267 *pPORTFIO
&= ~(PF6
| PF7
| PF8
| PF9
| PF10
| PF11
);
272 printf("\b\b\b\b\b\b\b");
276 printf("\b\b\b\b\b\b\b");
280 printf("\b\b\b\b\b\b\b");
284 printf("\b\b\b\b\b\b\b");
288 printf("\b\b\b\b\b\b\b");
291 printf("\b\b\b\b\b\b\b ");
295 /************************************************
296 * SW10 ---- PF5 SW11 ---- PF4 *
297 * SW12 ---- PF3 SW13 ---- PF2 *
298 ************************************************/
299 int button_post_test(int flags
)
302 unsigned short value
= 0;
305 *pPORTF_FER
&= ~(PF5
| PF4
| PF3
| PF2
);
306 *pPORTFIO_DIR
&= ~(PF5
| PF4
| PF3
| PF2
);
307 *pPORTFIO_INEN
|= (PF5
| PF4
| PF3
| PF2
);
309 printf("\n--------Press SW10: %2d ", delay
);
311 for (i
= 0; i
< 100; i
++) {
312 value
= *pPORTFIO
& PF5
;
318 printf("\b\b\b%2d ", delay
);
324 printf("\b\bfailed");
328 printf("\n--------Press SW11: %2d ", delay
);
330 for (i
= 0; i
< 100; i
++) {
331 value
= *pPORTFIO
& PF4
;
337 printf("\b\b\b%2d ", delay
);
343 printf("\b\bfailed");
347 printf("\n--------Press SW12: %2d ", delay
);
349 for (i
= 0; i
< 100; i
++) {
350 value
= *pPORTFIO
& PF3
;
356 printf("\b\b\b%2d ", delay
);
362 printf("\b\bfailed");
366 printf("\n--------Press SW13: %2d ", delay
);
368 for (i
= 0; i
< 100; i
++) {
369 value
= *pPORTFIO
& PF2
;
375 printf("\b\b\b%2d ", delay
);
381 printf("\b\bfailed");