2 * (C) Copyright 2001-2004
3 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/processor.h>
14 DECLARE_GLOBAL_DATA_PTR;
16 extern void lxt971_no_sleep(void);
18 /* ------------------------------------------------------------------------- */
24 /* fpga configuration data - generated by bin2cc */
25 const unsigned char fpgadata[] = {
29 const unsigned char fpgadata_xl30[] = {
30 #include "fpgadata_xl30.c"
34 * include common fpga code (for esd boards)
36 #include "../common/fpga.c"
39 int board_early_init_f (void)
45 /* set up serial port with default baudrate */
47 gd->baudrate = CONFIG_BAUDRATE;
55 /* first try 40er image */
57 status = fpga_boot ((unsigned char *) fpgadata, sizeof (fpgadata));
59 /* try xl30er image */
61 status = fpga_boot ((unsigned char *) fpgadata_xl30, sizeof (fpgadata_xl30));
63 /* booting FPGA failed */
65 /* set up serial port with default baudrate */
67 gd->baudrate = CONFIG_BAUDRATE;
71 printf ("\nFPGA: Booting failed ");
73 case ERROR_FPGA_PRG_INIT_LOW:
74 printf ("(Timeout: INIT not low after asserting PROGRAM*)\n ");
76 case ERROR_FPGA_PRG_INIT_HIGH:
77 printf ("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
79 case ERROR_FPGA_PRG_DONE:
80 printf ("(Timeout: DONE not high after programming FPGA)\n ");
84 /* display infos on fpgaimage */
86 for (i = 0; i < 4; i++) {
87 len = fpgadata[index];
88 printf ("FPGA: %s\n", &(fpgadata[index + 1]));
93 for (i = 20; i > 0; i--) {
94 printf ("Rebooting in %2d seconds \r", i);
95 for (index = 0; index < 1000; index++)
99 do_reset (NULL, 0, 0, NULL);
104 * IRQ 0-15 405GP internally generated; active high; level sensitive
105 * IRQ 16 405GP internally generated; active low; level sensitive
107 * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
108 * IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive
109 * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive
110 * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive
111 * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive
112 * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive
113 * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
115 mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */
116 mtdcr (UIC0ER, 0x00000000); /* disable all ints */
117 mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical */
118 mtdcr (UIC0PR, 0xFFFFFF81); /* set int polarities */
119 mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */
120 mtdcr (UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */
121 mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */
123 out_be16((void *)0xf03000ec, 0x0fff); /* enable interrupts in fpga */
129 * Check Board Identity:
131 int checkboard (void)
136 int i = getenv_f("serial#", str, sizeof (str));
137 const unsigned char *fpga;
142 puts ("### No HW ID - assuming AR405");
149 /* display infos on fpgaimage */
150 if (gd->board_type == 30) {
151 fpga = fpgadata_xl30;
156 for (i = 0; i < 4; i++) {
158 printf ("%s ", &(fpga[index + 1]));
165 * Disable sleep mode in LXT971
173 #if 1 /* test-only: some internal test routines... */
174 #define DIGEN ((void *)0xf03000b4) /* u8 */
175 #define DIGOUT ((void *)0xf03000b0) /* u16 */
176 #define DIGIN ((void *)0xf03000a0) /* u16 */
181 int do_digtest(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
189 puts("Usage: digtest n_start n_end (digtest 0 7)\n");
193 start = simple_strtol (argv[1], NULL, 10);
194 end = simple_strtol (argv[2], NULL, 10);
197 * Enable digital outputs
201 printf("\nStarting digital In-/Out Test from I/O %d to %d (Cntrl-C to abort)...\n",
205 * Set outputs one by one
208 for (i=start; i<=end; i++) {
209 out_be16(DIGOUT, 0x0001 << i);
210 for (k=0; k<200; k++)
213 if (in_be16(DIGIN) != (0x0001 << i)) {
214 printf("ERROR: OUT=0x%04X, IN=0x%04X\n",
215 0x0001 << i, in_be16(DIGIN));
219 /* Abort if ctrl-c was pressed */
230 digtest, 3, 1, do_digtest,
231 "Test digital in-/output",
235 #define ERROR_DELTA 256
242 int do_anatest(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
250 out = (struct io *)0xf0300090;
251 in = (struct io *)0xf0300000;
253 i = simple_strtol (argv[1], NULL, 10);
256 printf("Setting Channel %d to %dV...\n", i, volt);
257 out_be16((void *)&(out[i].val), (volt * 0x7fff) / 10);
259 val = in_be16((void *)&(in[i*2].val));
260 printf("-> InChannel %d: 0x%04x=%dV\n", i*2, val, (val * 4000) / 0x7fff);
261 if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) ||
262 (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) {
263 printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA,
264 ((volt * 0x7fff) / 40) + ERROR_DELTA);
267 val = in_be16((void *)&(in[i*2+1].val));
268 printf("-> InChannel %d: 0x%04x=%dV\n", i*2+1, val, (val * 4000) / 0x7fff);
269 if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) ||
270 (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) {
271 printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA,
272 ((volt * 0x7fff) / 40) + ERROR_DELTA);
277 printf("Setting Channel %d to %dV...\n", i, volt);
278 out_be16((void *)&(out[i].val), (volt * 0x7fff) / 10);
280 val = in_be16((void *)&(in[i*2].val));
281 printf("-> InChannel %d: 0x%04x=%dV\n", i*2, val, (val * 4000) / 0x7fff);
282 if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) ||
283 (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) {
284 printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA,
285 ((volt * 0x7fff) / 40) + ERROR_DELTA);
288 val = in_be16((void *)&(in[i*2+1].val));
289 printf("-> InChannel %d: 0x%04x=%dV\n", i*2+1, val, (val * 4000) / 0x7fff);
290 if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) ||
291 (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) {
292 printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA,
293 ((volt * 0x7fff) / 40) + ERROR_DELTA);
298 printf("Setting Channel %d to %dV...\n", i, volt);
299 out_be16((void *)&(out[i].val), (volt * 0x7fff) / 10);
301 val = in_be16((void *)&(in[i*2].val));
302 printf("-> InChannel %d: 0x%04x=%dV\n", i*2, val, (val * 4000) / 0x7fff);
303 if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) ||
304 (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) {
305 printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA,
306 ((volt * 0x7fff) / 40) + ERROR_DELTA);
309 val = in_be16((void *)&(in[i*2+1].val));
310 printf("-> InChannel %d: 0x%04x=%dV\n", i*2+1, val, (val * 4000) / 0x7fff);
311 if ((val < ((volt * 0x7fff) / 40) - ERROR_DELTA) ||
312 (val > ((volt * 0x7fff) / 40) + ERROR_DELTA)) {
313 printf("ERROR! (min=0x%04x max=0x%04x)\n", ((volt * 0x7fff) / 40) - ERROR_DELTA,
314 ((volt * 0x7fff) / 40) + ERROR_DELTA);
318 printf("Channel %d OK!\n", i);
323 anatest, 2, 1, do_anatest,
324 "Test analog in-/output",
331 void cyclicInt(void *ptr)
333 out_be16((void *)0xf03000e8, 0x0800); /* ack int */
338 int do_inctest(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
343 incin = (ulong *)0xf0300040;
348 out_be32((void *)&incin[0], 0);
349 out_be32((void *)&incin[1], 0);
350 out_be32((void *)&incin[2], 0);
351 out_be32((void *)&incin[3], 0);
353 incin = (ulong *)0xf0300050;
358 for (i=0; i<10000; i++) {
376 printf("Inc 0 = %d\n", in_be32((void *)&incin[0]));
377 printf("Inc 1 = %d\n", in_be32((void *)&incin[1]));
378 printf("Inc 2 = %d\n", in_be32((void *)&incin[2]));
379 printf("Inc 3 = %d\n", in_be32((void *)&incin[3]));
381 out_be16((void *)0xf03000e0, 0x0c80-1); /* set counter */
382 out_be16((void *)0xf03000ec,
383 in_be16((void *)0xf03000ec) | 0x0800); /* enable int */
384 irq_install_handler (30, (interrupt_handler_t *) cyclicInt, NULL);
385 printf("counter=%d\n", counter);
390 inctest, 3, 1, do_inctest,
391 "Test incremental encoder inputs",