Move is_valid_ether_addr() to include/net.h
[platform/kernel/u-boot.git] / board / bf537-stamp / bf537-stamp.c
1 /*
2  * U-boot - BF537.c
3  *
4  * Copyright (c) 2005-2007 Analog Devices Inc.
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
24  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
25  * MA 02110-1301 USA
26  */
27
28 #include <common.h>
29 #include <config.h>
30 #include <command.h>
31 #include <asm/blackfin.h>
32 #include <asm/io.h>
33 #include <net.h>
34 #include <asm/mach-common/bits/bootrom.h>
35 #include <netdev.h>
36
37 DECLARE_GLOBAL_DATA_PTR;
38
39 #define POST_WORD_ADDR 0xFF903FFC
40
41 int checkboard(void)
42 {
43         printf("Board: ADI BF537 stamp board\n");
44         printf("       Support: http://blackfin.uclinux.org/\n");
45         return 0;
46 }
47
48 #if defined(CONFIG_BFIN_IDE)
49
50 void cf_outb(unsigned char val, volatile unsigned char *addr)
51 {
52         *(addr) = val;
53         SSYNC();
54 }
55
56 unsigned char cf_inb(volatile unsigned char *addr)
57 {
58         volatile unsigned char c;
59
60         c = *(addr);
61         SSYNC();
62
63         return c;
64 }
65
66 void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
67 {
68         int i;
69
70         for (i = 0; i < words; i++)
71                 *(sect_buf + i) = *(addr);
72         SSYNC();
73 }
74
75 void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
76 {
77         int i;
78
79         for (i = 0; i < words; i++)
80                 *(addr) = *(sect_buf + i);
81         SSYNC();
82 }
83 #endif                          /* CONFIG_BFIN_IDE */
84
85 phys_size_t initdram(int board_type)
86 {
87 #ifdef DEBUG
88         int brate;
89         char *tmp = getenv("baudrate");
90         brate = simple_strtoul(tmp, NULL, 16);
91         printf("Serial Port initialized with Baud rate = %x\n", brate);
92         printf("SDRAM attributes:\n");
93         printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
94                "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
95                3, 3, 6, 2, 3);
96         printf("SDRAM Begin: 0x%x\n", CONFIG_SYS_SDRAM_BASE);
97         printf("Bank size = %d MB\n", CONFIG_SYS_MAX_RAM_SIZE >> 20);
98 #endif
99         gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
100         gd->bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE;
101         return CONFIG_SYS_MAX_RAM_SIZE;
102 }
103
104 #if defined(CONFIG_MISC_INIT_R)
105 /* miscellaneous platform dependent initialisations */
106 int misc_init_r(void)
107 {
108 #if defined(CONFIG_CMD_NET)
109         char nid[32];
110         unsigned char *pMACaddr = (unsigned char *)0x203F0000;
111
112         /* The 0xFF check here is to make sure we don't use the address
113          * in flash if it's simply been erased (aka all 0xFF values) */
114         if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) {
115                 sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x",
116                         pMACaddr[0], pMACaddr[1],
117                         pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]);
118                 setenv("ethaddr", nid);
119         }
120 #endif
121
122 #if defined(CONFIG_BFIN_IDE)
123 #if defined(CONFIG_BFIN_TRUE_IDE)
124         /* Enable ATASEL when in True IDE mode */
125         printf("Using CF True IDE Mode\n");
126         cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
127         udelay(1000);
128 #elif defined(CONFIG_BFIN_CF_IDE)
129         /* Disable ATASEL when we're in Common Memory Mode */
130         printf("Using CF Common Memory Mode\n");
131         cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
132         udelay(1000);
133 #elif defined(CONFIG_BFIN_HDD_IDE)
134         printf("Using HDD IDE Mode\n");
135 #endif
136         ide_init();
137 #endif                          /* CONFIG_BFIN_IDE */
138         return 0;
139 }
140 #endif                          /* CONFIG_MISC_INIT_R */
141
142 #if defined(CONFIG_BFIN_MAC)
143
144 int board_eth_init(bd_t *bis)
145 {
146         return bfin_EMAC_initialize(bis);
147 }
148 #endif
149
150 #ifdef CONFIG_POST
151 /* Using sw10-PF5 as the hotkey */
152 int post_hotkeys_pressed(void)
153 {
154         int delay = 3;
155         int i;
156         unsigned short value;
157
158         *pPORTF_FER &= ~PF5;
159         *pPORTFIO_DIR &= ~PF5;
160         *pPORTFIO_INEN |= PF5;
161
162         printf("########Press SW10 to enter Memory POST########: %2d ", delay);
163         while (delay--) {
164                 for (i = 0; i < 100; i++) {
165                         value = *pPORTFIO & PF5;
166                         if (value != 0) {
167                                 break;
168                         }
169                         udelay(10000);
170                 }
171                 printf("\b\b\b%2d ", delay);
172         }
173         printf("\b\b\b 0");
174         printf("\n");
175         if (value == 0)
176                 return 0;
177         else {
178                 printf("Hotkey has been pressed, Enter POST . . . . . .\n");
179                 return 1;
180         }
181 }
182 #endif
183
184 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
185 void post_word_store(ulong a)
186 {
187         volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
188         *save_addr = a;
189 }
190
191 ulong post_word_load(void)
192 {
193         volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
194         return *save_addr;
195 }
196 #endif
197
198 #ifdef CONFIG_POST
199 int uart_post_test(int flags)
200 {
201         return 0;
202 }
203
204 #define BLOCK_SIZE 0x10000
205 #define VERIFY_ADDR 0x2000000
206 extern int erase_block_flash(int);
207 extern int write_data(long lStart, long lCount, uchar * pnData);
208 int flash_post_test(int flags)
209 {
210         unsigned short *pbuf, *temp;
211         int offset, n, i;
212         int value = 0;
213         int result = 0;
214         printf("\n");
215         pbuf = (unsigned short *)VERIFY_ADDR;
216         temp = pbuf;
217         for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) {
218                 offset = (n - 7) * BLOCK_SIZE;
219                 printf("--------Erase   block:%2d..", n);
220                 erase_block_flash(n);
221                 printf("OK\r");
222                 printf("--------Program block:%2d...", n);
223                 write_data(CONFIG_SYS_FLASH_BASE + offset, BLOCK_SIZE, pbuf);
224                 printf("OK\r");
225                 printf("--------Verify  block:%2d...", n);
226                 for (i = 0; i < BLOCK_SIZE; i += 2) {
227                         if (*(unsigned short *)(CONFIG_SYS_FLASH_BASE + offset + i) !=
228                             *temp++) {
229                                 value = 1;
230                                 result = 1;
231                         }
232                 }
233                 if (value)
234                         printf("failed\n");
235                 else
236                         printf("OK              %3d%%\r",
237                                (int)(
238                                      (n + 1 -
239                                       FLASH_START_POST_BLOCK) *
240                                      100 / (FLASH_END_POST_BLOCK -
241                                             FLASH_START_POST_BLOCK)));
242
243                 temp = pbuf;
244                 value = 0;
245         }
246         printf("\n");
247         if (result)
248                 return -1;
249         else
250                 return 0;
251 }
252
253 /****************************************************
254  * LED1 ---- PF6        LED2 ---- PF7               *
255  * LED3 ---- PF8        LED4 ---- PF9               *
256  * LED5 ---- PF10       LED6 ---- PF11              *
257  ****************************************************/
258 int led_post_test(int flags)
259 {
260         *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
261         *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
262         *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
263         *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
264         udelay(1000000);
265         printf("LED1 on");
266         *pPORTFIO |= PF6;
267         udelay(1000000);
268         printf("\b\b\b\b\b\b\b");
269         printf("LED2 on");
270         *pPORTFIO |= PF7;
271         udelay(1000000);
272         printf("\b\b\b\b\b\b\b");
273         printf("LED3 on");
274         *pPORTFIO |= PF8;
275         udelay(1000000);
276         printf("\b\b\b\b\b\b\b");
277         printf("LED4 on");
278         *pPORTFIO |= PF9;
279         udelay(1000000);
280         printf("\b\b\b\b\b\b\b");
281         printf("LED5 on");
282         *pPORTFIO |= PF10;
283         udelay(1000000);
284         printf("\b\b\b\b\b\b\b");
285         printf("lED6 on");
286         *pPORTFIO |= PF11;
287         printf("\b\b\b\b\b\b\b ");
288         return 0;
289 }
290
291 /************************************************
292  *  SW10 ---- PF5       SW11 ---- PF4           *
293  *  SW12 ---- PF3       SW13 ---- PF2           *
294  ************************************************/
295 int button_post_test(int flags)
296 {
297         int i, delay = 5;
298         unsigned short value = 0;
299         int result = 0;
300
301         *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
302         *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
303         *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
304
305         printf("\n--------Press SW10: %2d ", delay);
306         while (delay--) {
307                 for (i = 0; i < 100; i++) {
308                         value = *pPORTFIO & PF5;
309                         if (value != 0) {
310                                 break;
311                         }
312                         udelay(10000);
313                 }
314                 printf("\b\b\b%2d ", delay);
315         }
316         if (value != 0)
317                 printf("\b\bOK");
318         else {
319                 result = -1;
320                 printf("\b\bfailed");
321         }
322
323         delay = 5;
324         printf("\n--------Press SW11: %2d ", delay);
325         while (delay--) {
326                 for (i = 0; i < 100; i++) {
327                         value = *pPORTFIO & PF4;
328                         if (value != 0) {
329                                 break;
330                         }
331                         udelay(10000);
332                 }
333                 printf("\b\b\b%2d ", delay);
334         }
335         if (value != 0)
336                 printf("\b\bOK");
337         else {
338                 result = -1;
339                 printf("\b\bfailed");
340         }
341
342         delay = 5;
343         printf("\n--------Press SW12: %2d ", delay);
344         while (delay--) {
345                 for (i = 0; i < 100; i++) {
346                         value = *pPORTFIO & PF3;
347                         if (value != 0) {
348                                 break;
349                         }
350                         udelay(10000);
351                 }
352                 printf("\b\b\b%2d ", delay);
353         }
354         if (value != 0)
355                 printf("\b\bOK");
356         else {
357                 result = -1;
358                 printf("\b\bfailed");
359         }
360
361         delay = 5;
362         printf("\n--------Press SW13: %2d ", delay);
363         while (delay--) {
364                 for (i = 0; i < 100; i++) {
365                         value = *pPORTFIO & PF2;
366                         if (value != 0) {
367                                 break;
368                         }
369                         udelay(10000);
370                 }
371                 printf("\b\b\b%2d ", delay);
372         }
373         if (value != 0)
374                 printf("\b\bOK");
375         else {
376                 result = -1;
377                 printf("\b\bfailed");
378         }
379         printf("\n");
380         return result;
381 }
382 #endif