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wdenkc6097192002-11-03 00:24:07 +00001/*
stroese768eb2d2003-03-20 15:31:19 +00002 * (C) Copyright 2001-2003
wdenkc6097192002-11-03 00:24:07 +00003 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
4 *
Wolfgang Denkd79de1d2013-07-08 09:37:19 +02005 * SPDX-License-Identifier: GPL-2.0+
wdenkc6097192002-11-03 00:24:07 +00006 */
wdenkc6097192002-11-03 00:24:07 +00007#include <common.h>
Matthias Fuchsd51776a2009-01-02 12:18:12 +01008#include <libfdt.h>
9#include <fdt_support.h>
wdenkc6097192002-11-03 00:24:07 +000010#include <asm/processor.h>
Matthias Fuchs196088b2007-06-24 17:41:21 +020011#include <asm/io.h>
wdenkc6097192002-11-03 00:24:07 +000012#include <command.h>
wdenkc6097192002-11-03 00:24:07 +000013#include <malloc.h>
stroese9b115e92004-12-16 18:27:05 +000014#include <net.h>
Matthias Fuchs196088b2007-06-24 17:41:21 +020015#include <pci.h>
wdenkc6097192002-11-03 00:24:07 +000016
Wolfgang Denk6405a152006-03-31 18:32:53 +020017DECLARE_GLOBAL_DATA_PTR;
18
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010019extern void __ft_board_setup(void *blob, bd_t *bd);
20
21#undef FPGA_DEBUG
wdenkc6097192002-11-03 00:24:07 +000022
23/* fpga configuration data - generated by bin2cc */
24const unsigned char fpgadata[] =
25{
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010026#if defined(CONFIG_CPCI405_VER2)
27# if defined(CONFIG_CPCI405AB)
stroesed253d4b2003-05-23 11:30:39 +000028# include "fpgadata_cpci405ab.c"
29# else
30# include "fpgadata_cpci4052.c"
31# endif
wdenkc6097192002-11-03 00:24:07 +000032#else
33# include "fpgadata_cpci405.c"
34#endif
35};
36
37/*
38 * include common fpga code (for esd boards)
39 */
40#include "../common/fpga.c"
stroese9b115e92004-12-16 18:27:05 +000041#include "../common/auto_update.h"
42
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010043#if defined(CONFIG_CPCI405AB)
stroese9b115e92004-12-16 18:27:05 +000044au_image_t au_image[] = {
45 {"cpci405ab/preinst.img", 0, -1, AU_SCRIPT},
46 {"cpci405ab/pImage", 0xffc00000, 0x000c0000, AU_NOR},
47 {"cpci405ab/pImage.initrd", 0xffcc0000, 0x00300000, AU_NOR},
48 {"cpci405ab/u-boot.img", 0xfffc0000, 0x00040000, AU_FIRMWARE},
49 {"cpci405ab/postinst.img", 0, 0, AU_SCRIPT},
50};
51#else
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010052#if defined(CONFIG_CPCI405_VER2)
stroese9b115e92004-12-16 18:27:05 +000053au_image_t au_image[] = {
54 {"cpci4052/preinst.img", 0, -1, AU_SCRIPT},
55 {"cpci4052/pImage", 0xffc00000, 0x000c0000, AU_NOR},
56 {"cpci4052/pImage.initrd", 0xffcc0000, 0x00300000, AU_NOR},
57 {"cpci4052/u-boot.img", 0xfffc0000, 0x00040000, AU_FIRMWARE},
58 {"cpci4052/postinst.img", 0, 0, AU_SCRIPT},
59};
60#else
61au_image_t au_image[] = {
62 {"cpci405/preinst.img", 0, -1, AU_SCRIPT},
63 {"cpci405/pImage", 0xffc00000, 0x000c0000, AU_NOR},
64 {"cpci405/pImage.initrd", 0xffcc0000, 0x00310000, AU_NOR},
65 {"cpci405/u-boot.img", 0xfffd0000, 0x00030000, AU_FIRMWARE},
66 {"cpci405/postinst.img", 0, 0, AU_SCRIPT},
67};
68#endif
69#endif
70
71int N_AU_IMAGES = (sizeof(au_image) / sizeof(au_image[0]));
72
wdenkc6097192002-11-03 00:24:07 +000073/* Prototypes */
stroese768eb2d2003-03-20 15:31:19 +000074int cpci405_version(void);
stroese9b115e92004-12-16 18:27:05 +000075void lxt971_no_sleep(void);
wdenkc6097192002-11-03 00:24:07 +000076
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010077int board_early_init_f(void)
wdenkc6097192002-11-03 00:24:07 +000078{
79#ifndef CONFIG_CPCI405_VER2
80 int index, len, i;
81 int status;
82#endif
83
84#ifdef FPGA_DEBUG
wdenkc6097192002-11-03 00:24:07 +000085 /* set up serial port with default baudrate */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010086 (void)get_clocks();
wdenkc6097192002-11-03 00:24:07 +000087 gd->baudrate = CONFIG_BAUDRATE;
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010088 serial_init();
wdenkc6097192002-11-03 00:24:07 +000089 console_init_f();
90#endif
91
92 /*
Matthias Fuchs59e94ba2009-01-02 12:17:36 +010093 * First pull fpga-prg pin low,
94 * to disable fpga logic (on version 2 board)
wdenkc6097192002-11-03 00:24:07 +000095 */
Matthias Fuchsfaac7432009-02-20 10:19:18 +010096 out_be32((void *)GPIO0_ODR, 0x00000000); /* no open drain pins */
97 out_be32((void *)GPIO0_TCR, CONFIG_SYS_FPGA_PRG); /* setup for output */
98 out_be32((void *)GPIO0_OR, CONFIG_SYS_FPGA_PRG); /* set output pins to high */
99 out_be32((void *)GPIO0_OR, 0); /* pull prg low */
wdenkc6097192002-11-03 00:24:07 +0000100
101 /*
102 * Boot onboard FPGA
103 */
104#ifndef CONFIG_CPCI405_VER2
stroese768eb2d2003-03-20 15:31:19 +0000105 if (cpci405_version() == 1) {
wdenkc6097192002-11-03 00:24:07 +0000106 status = fpga_boot((unsigned char *)fpgadata, sizeof(fpgadata));
107 if (status != 0) {
108 /* booting FPGA failed */
109#ifndef FPGA_DEBUG
wdenkc6097192002-11-03 00:24:07 +0000110 /* set up serial port with default baudrate */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100111 (void)get_clocks();
wdenkc6097192002-11-03 00:24:07 +0000112 gd->baudrate = CONFIG_BAUDRATE;
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100113 serial_init();
wdenkc6097192002-11-03 00:24:07 +0000114 console_init_f();
115#endif
116 printf("\nFPGA: Booting failed ");
117 switch (status) {
118 case ERROR_FPGA_PRG_INIT_LOW:
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100119 printf("(Timeout: INIT not low after "
120 "asserting PROGRAM*)\n ");
wdenkc6097192002-11-03 00:24:07 +0000121 break;
122 case ERROR_FPGA_PRG_INIT_HIGH:
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100123 printf("(Timeout: INIT not high after "
124 "deasserting PROGRAM*)\n ");
wdenkc6097192002-11-03 00:24:07 +0000125 break;
126 case ERROR_FPGA_PRG_DONE:
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100127 printf("(Timeout: DONE not high after "
128 "programming FPGA)\n ");
wdenkc6097192002-11-03 00:24:07 +0000129 break;
130 }
131
132 /* display infos on fpgaimage */
133 index = 15;
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100134 for (i = 0; i < 4; i++) {
wdenkc6097192002-11-03 00:24:07 +0000135 len = fpgadata[index];
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100136 printf("FPGA: %s\n", &(fpgadata[index + 1]));
137 index += len + 3;
wdenkc6097192002-11-03 00:24:07 +0000138 }
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100139 putc('\n');
wdenkc6097192002-11-03 00:24:07 +0000140 /* delayed reboot */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100141 for (i = 20; i > 0; i--) {
wdenkc6097192002-11-03 00:24:07 +0000142 printf("Rebooting in %2d seconds \r",i);
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100143 for (index = 0; index < 1000; index++)
wdenkc6097192002-11-03 00:24:07 +0000144 udelay(1000);
145 }
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100146 putc('\n');
wdenkc6097192002-11-03 00:24:07 +0000147 do_reset(NULL, 0, 0, NULL);
148 }
149 }
150#endif /* !CONFIG_CPCI405_VER2 */
151
152 /*
153 * IRQ 0-15 405GP internally generated; active high; level sensitive
154 * IRQ 16 405GP internally generated; active low; level sensitive
155 * IRQ 17-24 RESERVED
156 * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100157 * IRQ 26 (EXT IRQ 1) CAN1 (+FPGA on CPCI4052); active low; level sens.
wdenkc6097192002-11-03 00:24:07 +0000158 * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive
159 * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive
160 * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive
161 * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive
162 * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
163 */
Stefan Roese707fd362009-09-24 09:55:50 +0200164 mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
165 mtdcr(UIC0ER, 0x00000000); /* disable all ints */
166 mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical*/
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100167#if defined(CONFIG_CPCI405_6U)
stroese768eb2d2003-03-20 15:31:19 +0000168 if (cpci405_version() == 3) {
Stefan Roese707fd362009-09-24 09:55:50 +0200169 mtdcr(UIC0PR, 0xFFFFFF99); /* set int polarities */
stroese768eb2d2003-03-20 15:31:19 +0000170 } else {
Stefan Roese707fd362009-09-24 09:55:50 +0200171 mtdcr(UIC0PR, 0xFFFFFF81); /* set int polarities */
stroese768eb2d2003-03-20 15:31:19 +0000172 }
Matthias Fuchs196088b2007-06-24 17:41:21 +0200173#else
Stefan Roese707fd362009-09-24 09:55:50 +0200174 mtdcr(UIC0PR, 0xFFFFFF81); /* set int polarities */
Matthias Fuchs196088b2007-06-24 17:41:21 +0200175#endif
Stefan Roese707fd362009-09-24 09:55:50 +0200176 mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */
177 mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100178 * INT0 highest priority */
Stefan Roese707fd362009-09-24 09:55:50 +0200179 mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
wdenkc6097192002-11-03 00:24:07 +0000180
181 return 0;
182}
183
wdenkc6097192002-11-03 00:24:07 +0000184int ctermm2(void)
185{
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100186#if defined(CONFIG_CPCI405_VER2)
Wolfgang Denka0453aa2007-07-10 00:01:28 +0200187 return 0; /* no, board is cpci405 */
wdenkc6097192002-11-03 00:24:07 +0000188#else
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100189 if ((in_8((void*)0xf0000400) == 0x00) &&
190 (in_8((void*)0xf0000401) == 0x01))
Wolfgang Denka0453aa2007-07-10 00:01:28 +0200191 return 0; /* no, board is cpci405 */
wdenkc6097192002-11-03 00:24:07 +0000192 else
Wolfgang Denka0453aa2007-07-10 00:01:28 +0200193 return -1; /* yes, board is cterm-m2 */
wdenkc6097192002-11-03 00:24:07 +0000194#endif
195}
196
wdenkc6097192002-11-03 00:24:07 +0000197int cpci405_host(void)
198{
Stefan Roese918010a2009-09-09 16:25:29 +0200199 if (mfdcr(CPC0_PSR) & PSR_PCI_ARBIT_EN)
Wolfgang Denka0453aa2007-07-10 00:01:28 +0200200 return -1; /* yes, board is cpci405 host */
wdenkc6097192002-11-03 00:24:07 +0000201 else
Wolfgang Denka0453aa2007-07-10 00:01:28 +0200202 return 0; /* no, board is cpci405 adapter */
wdenkc6097192002-11-03 00:24:07 +0000203}
204
stroese768eb2d2003-03-20 15:31:19 +0000205int cpci405_version(void)
wdenkc6097192002-11-03 00:24:07 +0000206{
Stefan Roese918010a2009-09-09 16:25:29 +0200207 unsigned long CPC0_CR0Reg;
wdenkc6097192002-11-03 00:24:07 +0000208 unsigned long value;
209
210 /*
stroese768eb2d2003-03-20 15:31:19 +0000211 * Setup GPIO pins (CS2/GPIO11 and CS3/GPIO12 as GPIO)
wdenkc6097192002-11-03 00:24:07 +0000212 */
Stefan Roese918010a2009-09-09 16:25:29 +0200213 CPC0_CR0Reg = mfdcr(CPC0_CR0);
214 mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x03000000);
Matthias Fuchs196088b2007-06-24 17:41:21 +0200215 out_be32((void*)GPIO0_ODR, in_be32((void*)GPIO0_ODR) & ~0x00180000);
216 out_be32((void*)GPIO0_TCR, in_be32((void*)GPIO0_TCR) & ~0x00180000);
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100217 udelay(1000); /* wait some time before reading input */
218 value = in_be32((void*)GPIO0_IR) & 0x00180000; /* get config bits */
wdenkc6097192002-11-03 00:24:07 +0000219
220 /*
stroese768eb2d2003-03-20 15:31:19 +0000221 * Restore GPIO settings
wdenkc6097192002-11-03 00:24:07 +0000222 */
Stefan Roese918010a2009-09-09 16:25:29 +0200223 mtdcr(CPC0_CR0, CPC0_CR0Reg);
wdenkc6097192002-11-03 00:24:07 +0000224
stroese768eb2d2003-03-20 15:31:19 +0000225 switch (value) {
226 case 0x00180000:
227 /* CS2==1 && CS3==1 -> version 1 */
228 return 1;
229 case 0x00080000:
230 /* CS2==0 && CS3==1 -> version 2 */
231 return 2;
232 case 0x00100000:
Matthias Fuchs196088b2007-06-24 17:41:21 +0200233 /* CS2==1 && CS3==0 -> version 3 or 6U board */
stroese768eb2d2003-03-20 15:31:19 +0000234 return 3;
235 case 0x00000000:
236 /* CS2==0 && CS3==0 -> version 4 */
237 return 4;
238 default:
239 /* should not be reached! */
240 return 2;
241 }
wdenkc6097192002-11-03 00:24:07 +0000242}
243
wdenkc6097192002-11-03 00:24:07 +0000244int misc_init_r (void)
245{
Stefan Roese918010a2009-09-09 16:25:29 +0200246 unsigned long CPC0_CR0Reg;
wdenkc6097192002-11-03 00:24:07 +0000247
stroese9b115e92004-12-16 18:27:05 +0000248 /* adjust flash start and offset */
249 gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
250 gd->bd->bi_flashoffset = 0;
251
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100252#if defined(CONFIG_CPCI405_VER2)
stroese9b115e92004-12-16 18:27:05 +0000253 {
wdenkc6097192002-11-03 00:24:07 +0000254 unsigned char *dst;
255 ulong len = sizeof(fpgadata);
256 int status;
257 int index;
258 int i;
wdenkc6097192002-11-03 00:24:07 +0000259
260 /*
261 * On CPCI-405 version 2 the environment is saved in eeprom!
262 * FPGA can be gzip compressed (malloc) and booted this late.
263 */
stroese768eb2d2003-03-20 15:31:19 +0000264 if (cpci405_version() >= 2) {
wdenkc6097192002-11-03 00:24:07 +0000265 /*
266 * Setup GPIO pins (CS6+CS7 as GPIO)
267 */
Stefan Roese918010a2009-09-09 16:25:29 +0200268 CPC0_CR0Reg = mfdcr(CPC0_CR0);
269 mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x00300000);
wdenkc6097192002-11-03 00:24:07 +0000270
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200271 dst = malloc(CONFIG_SYS_FPGA_MAX_SIZE);
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100272 if (gunzip(dst, CONFIG_SYS_FPGA_MAX_SIZE,
273 (uchar *)fpgadata, &len) != 0) {
274 printf("GUNZIP ERROR - must RESET board to recover\n");
275 do_reset(NULL, 0, 0, NULL);
wdenkc6097192002-11-03 00:24:07 +0000276 }
277
278 status = fpga_boot(dst, len);
279 if (status != 0) {
280 printf("\nFPGA: Booting failed ");
281 switch (status) {
282 case ERROR_FPGA_PRG_INIT_LOW:
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100283 printf("(Timeout: INIT not low after "
284 "asserting PROGRAM*)\n ");
wdenkc6097192002-11-03 00:24:07 +0000285 break;
286 case ERROR_FPGA_PRG_INIT_HIGH:
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100287 printf("(Timeout: INIT not high after "
288 "deasserting PROGRAM*)\n ");
wdenkc6097192002-11-03 00:24:07 +0000289 break;
290 case ERROR_FPGA_PRG_DONE:
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100291 printf("(Timeout: DONE not high after "
292 "programming FPGA)\n ");
wdenkc6097192002-11-03 00:24:07 +0000293 break;
294 }
295
296 /* display infos on fpgaimage */
297 index = 15;
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100298 for (i = 0; i < 4; i++) {
wdenkc6097192002-11-03 00:24:07 +0000299 len = dst[index];
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100300 printf("FPGA: %s\n", &(dst[index + 1]));
301 index += len + 3;
wdenkc6097192002-11-03 00:24:07 +0000302 }
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100303 putc('\n');
wdenkc6097192002-11-03 00:24:07 +0000304 /* delayed reboot */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100305 for (i = 20; i > 0; i--) {
306 printf("Rebooting in %2d seconds \r", i);
307 for (index = 0; index < 1000; index++)
wdenkc6097192002-11-03 00:24:07 +0000308 udelay(1000);
309 }
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100310 putc('\n');
wdenkc6097192002-11-03 00:24:07 +0000311 do_reset(NULL, 0, 0, NULL);
312 }
313
314 /* restore gpio/cs settings */
Stefan Roese918010a2009-09-09 16:25:29 +0200315 mtdcr(CPC0_CR0, CPC0_CR0Reg);
wdenkc6097192002-11-03 00:24:07 +0000316
317 puts("FPGA: ");
318
319 /* display infos on fpgaimage */
320 index = 15;
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100321 for (i = 0; i < 4; i++) {
wdenkc6097192002-11-03 00:24:07 +0000322 len = dst[index];
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100323 printf("%s ", &(dst[index + 1]));
324 index += len + 3;
wdenkc6097192002-11-03 00:24:07 +0000325 }
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100326 putc('\n');
wdenkc6097192002-11-03 00:24:07 +0000327
328 free(dst);
stroese768eb2d2003-03-20 15:31:19 +0000329
330 /*
331 * Reset FPGA via FPGA_DATA pin
332 */
333 SET_FPGA(FPGA_PRG | FPGA_CLK);
334 udelay(1000); /* wait 1ms */
335 SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
336 udelay(1000); /* wait 1ms */
337
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100338#if defined(CONFIG_CPCI405_6U)
339#error HIER GETH ES WEITER MIT IO ACCESSORS
stroese768eb2d2003-03-20 15:31:19 +0000340 if (cpci405_version() == 3) {
stroese768eb2d2003-03-20 15:31:19 +0000341 /*
342 * Enable outputs in fpga on version 3 board
343 */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100344 out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
345 in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) |
346 CONFIG_SYS_FPGA_MODE_ENABLE_OUTPUT);
stroese768eb2d2003-03-20 15:31:19 +0000347
348 /*
349 * Set outputs to 0
350 */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100351 out_8((void*)CONFIG_SYS_LED_ADDR, 0x00);
stroese768eb2d2003-03-20 15:31:19 +0000352
353 /*
354 * Reset external DUART
355 */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100356 out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
357 in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) |
358 CONFIG_SYS_FPGA_MODE_DUART_RESET);
stroese768eb2d2003-03-20 15:31:19 +0000359 udelay(100);
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100360 out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
361 in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) &
362 ~CONFIG_SYS_FPGA_MODE_DUART_RESET);
stroese768eb2d2003-03-20 15:31:19 +0000363 }
Matthias Fuchs196088b2007-06-24 17:41:21 +0200364#endif
wdenkc6097192002-11-03 00:24:07 +0000365 }
366 else {
stroese768eb2d2003-03-20 15:31:19 +0000367 puts("\n*** U-Boot Version does not match Board Version!\n");
368 puts("*** CPCI-405 Version 1.x detected!\n");
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100369 puts("*** Please use correct U-Boot version "
370 "(CPCI405 instead of CPCI4052)!\n\n");
wdenkc6097192002-11-03 00:24:07 +0000371 }
stroese9b115e92004-12-16 18:27:05 +0000372 }
wdenkc6097192002-11-03 00:24:07 +0000373#else /* CONFIG_CPCI405_VER2 */
stroese768eb2d2003-03-20 15:31:19 +0000374 if (cpci405_version() >= 2) {
375 puts("\n*** U-Boot Version does not match Board Version!\n");
376 puts("*** CPCI-405 Board Version 2.x detected!\n");
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100377 puts("*** Please use correct U-Boot version "
378 "(CPCI4052 instead of CPCI405)!\n\n");
wdenkc6097192002-11-03 00:24:07 +0000379 }
wdenkc6097192002-11-03 00:24:07 +0000380#endif /* CONFIG_CPCI405_VER2 */
381
382 /*
stroese67cb27d2003-04-04 16:52:57 +0000383 * Select cts (and not dsr) on uart1
384 */
Stefan Roese918010a2009-09-09 16:25:29 +0200385 CPC0_CR0Reg = mfdcr(CPC0_CR0);
386 mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x00001000);
stroese67cb27d2003-04-04 16:52:57 +0000387
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100388 return 0;
wdenkc6097192002-11-03 00:24:07 +0000389}
390
wdenkc6097192002-11-03 00:24:07 +0000391/*
392 * Check Board Identity:
393 */
394
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100395int checkboard(void)
wdenkc6097192002-11-03 00:24:07 +0000396{
397#ifndef CONFIG_CPCI405_VER2
398 int index;
399 int len;
400#endif
Wolfgang Denk7fb52662005-10-13 16:45:02 +0200401 char str[64];
Wolfgang Denk76af2782010-07-24 21:55:43 +0200402 int i = getenv_f("serial#", str, sizeof(str));
stroese768eb2d2003-03-20 15:31:19 +0000403 unsigned short ver;
wdenkc6097192002-11-03 00:24:07 +0000404
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100405 puts("Board: ");
wdenkc6097192002-11-03 00:24:07 +0000406
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100407 if (i == -1)
408 puts("### No HW ID - assuming CPCI405");
409 else
wdenkc6097192002-11-03 00:24:07 +0000410 puts(str);
wdenkc6097192002-11-03 00:24:07 +0000411
stroese768eb2d2003-03-20 15:31:19 +0000412 ver = cpci405_version();
413 printf(" (Ver %d.x, ", ver);
wdenkc6097192002-11-03 00:24:07 +0000414
wdenkc6097192002-11-03 00:24:07 +0000415 if (ctermm2()) {
Wolfgang Denk7fb52662005-10-13 16:45:02 +0200416 char str[4];
stroesec8065c92003-09-12 08:44:46 +0000417
418 /*
419 * Read board-id and save in env-variable
420 */
421 sprintf(str, "%d", *(unsigned char *)0xf0000400);
422 setenv("boardid", str);
423 printf("CTERM-M2 - Id=%s)", str);
wdenkc6097192002-11-03 00:24:07 +0000424 } else {
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100425 if (cpci405_host())
426 puts("PCI Host Version)");
427 else
428 puts("PCI Adapter Version)");
wdenkc6097192002-11-03 00:24:07 +0000429 }
430
431#ifndef CONFIG_CPCI405_VER2
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100432 puts("\nFPGA: ");
wdenkc6097192002-11-03 00:24:07 +0000433
434 /* display infos on fpgaimage */
435 index = 15;
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100436 for (i = 0; i < 4; i++) {
wdenkc6097192002-11-03 00:24:07 +0000437 len = fpgadata[index];
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100438 printf("%s ", &(fpgadata[index + 1]));
439 index += len + 3;
wdenkc6097192002-11-03 00:24:07 +0000440 }
441#endif
442
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100443 putc('\n');
wdenkc6097192002-11-03 00:24:07 +0000444 return 0;
445}
446
Matthias Fuchs196088b2007-06-24 17:41:21 +0200447void reset_phy(void)
wdenkc6097192002-11-03 00:24:07 +0000448{
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100449#if defined(CONFIG_LXT971_NO_SLEEP)
wdenkc6097192002-11-03 00:24:07 +0000450
Matthias Fuchs196088b2007-06-24 17:41:21 +0200451 /*
452 * Disable sleep mode in LXT971
453 */
454 lxt971_no_sleep();
455#endif
wdenkc6097192002-11-03 00:24:07 +0000456}
457
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100458#if defined(CONFIG_CPCI405_VER2) && defined (CONFIG_IDE_RESET)
wdenkc6097192002-11-03 00:24:07 +0000459void ide_set_reset(int on)
460{
wdenkc6097192002-11-03 00:24:07 +0000461 /*
462 * Assert or deassert CompactFlash Reset Pin
463 */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100464 if (on) { /* assert RESET */
465 out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
466 in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) &
467 ~CONFIG_SYS_FPGA_MODE_CF_RESET);
468 } else { /* release RESET */
469 out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
470 in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) |
471 CONFIG_SYS_FPGA_MODE_CF_RESET);
wdenkc6097192002-11-03 00:24:07 +0000472 }
473}
474
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100475#endif /* CONFIG_IDE_RESET && CONFIG_CPCI405_VER2 */
wdenkc6097192002-11-03 00:24:07 +0000476
Stefan Roese54ef7fd2007-06-25 15:57:39 +0200477#if defined(CONFIG_PCI)
Matthias Fuchs196088b2007-06-24 17:41:21 +0200478void cpci405_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
479{
480 unsigned char int_line = 0xff;
481
482 /*
483 * Write pci interrupt line register (cpci405 specific)
484 */
485 switch (PCI_DEV(dev) & 0x03) {
486 case 0:
487 int_line = 27 + 2;
488 break;
489 case 1:
490 int_line = 27 + 3;
491 break;
492 case 2:
493 int_line = 27 + 0;
494 break;
495 case 3:
496 int_line = 27 + 1;
497 break;
498 }
499
500 pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line);
501}
502
503int pci_pre_init(struct pci_controller *hose)
504{
505 hose->fixup_irq = cpci405_pci_fixup_irq;
506 return 1;
507}
Stefan Roese54ef7fd2007-06-25 15:57:39 +0200508#endif /* defined(CONFIG_PCI) */
Matthias Fuchs196088b2007-06-24 17:41:21 +0200509
Matthias Fuchsd51776a2009-01-02 12:18:12 +0100510#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
511void ft_board_setup(void *blob, bd_t *bd)
512{
513 int rc;
514
515 __ft_board_setup(blob, bd);
516
517 /*
518 * Disable PCI in adapter mode.
519 */
520 if (!cpci405_host()) {
521 rc = fdt_find_and_setprop(blob, "/plb/pci@ec000000", "status",
522 "disabled", sizeof("disabled"), 1);
523 if (rc) {
524 printf("Unable to update property status in PCI node, "
525 "err=%s\n",
526 fdt_strerror(rc));
527 }
528 }
529}
530#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
531
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100532#if defined(CONFIG_CPCI405AB)
533#define ONE_WIRE_CLEAR out_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
534 CONFIG_SYS_FPGA_MODE), \
535 in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
536 CONFIG_SYS_FPGA_MODE)) | \
537 CONFIG_SYS_FPGA_MODE_1WIRE_DIR)
Matthias Fuchs196088b2007-06-24 17:41:21 +0200538
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100539#define ONE_WIRE_SET out_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
540 CONFIG_SYS_FPGA_MODE), \
541 in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
542 CONFIG_SYS_FPGA_MODE)) & \
543 ~CONFIG_SYS_FPGA_MODE_1WIRE_DIR)
stroesed253d4b2003-05-23 11:30:39 +0000544
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100545#define ONE_WIRE_GET (in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
546 CONFIG_SYS_FPGA_STATUS)) & \
547 CONFIG_SYS_FPGA_MODE_1WIRE)
stroesec8065c92003-09-12 08:44:46 +0000548
549/*
550 * Generate a 1-wire reset, return 1 if no presence detect was found,
551 * return 0 otherwise.
552 * (NOTE: Does not handle alarm presence from DS2404/DS1994)
553 */
554int OWTouchReset(void)
stroesed253d4b2003-05-23 11:30:39 +0000555{
stroesec8065c92003-09-12 08:44:46 +0000556 int result;
stroesed253d4b2003-05-23 11:30:39 +0000557
stroesec8065c92003-09-12 08:44:46 +0000558 ONE_WIRE_CLEAR;
559 udelay(480);
560 ONE_WIRE_SET;
561 udelay(70);
562
563 result = ONE_WIRE_GET;
564
565 udelay(410);
566 return result;
567}
568
stroesec8065c92003-09-12 08:44:46 +0000569/*
570 * Send 1 a 1-wire write bit.
571 * Provide 10us recovery time.
572 */
573void OWWriteBit(int bit)
574{
575 if (bit) {
576 /*
577 * write '1' bit
578 */
579 ONE_WIRE_CLEAR;
580 udelay(6);
581 ONE_WIRE_SET;
582 udelay(64);
583 } else {
584 /*
585 * write '0' bit
586 */
587 ONE_WIRE_CLEAR;
588 udelay(60);
589 ONE_WIRE_SET;
590 udelay(10);
stroesed253d4b2003-05-23 11:30:39 +0000591 }
stroesec8065c92003-09-12 08:44:46 +0000592}
593
stroesec8065c92003-09-12 08:44:46 +0000594/*
595 * Read a bit from the 1-wire bus and return it.
596 * Provide 10us recovery time.
597 */
598int OWReadBit(void)
599{
600 int result;
stroesed253d4b2003-05-23 11:30:39 +0000601
stroesec8065c92003-09-12 08:44:46 +0000602 ONE_WIRE_CLEAR;
603 udelay(6);
604 ONE_WIRE_SET;
605 udelay(9);
606
607 result = ONE_WIRE_GET;
608
609 udelay(55);
610 return result;
stroesed253d4b2003-05-23 11:30:39 +0000611}
612
stroesec8065c92003-09-12 08:44:46 +0000613void OWWriteByte(int data)
614{
615 int loop;
616
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100617 for (loop = 0; loop < 8; loop++) {
stroesec8065c92003-09-12 08:44:46 +0000618 OWWriteBit(data & 0x01);
619 data >>= 1;
620 }
621}
622
stroesec8065c92003-09-12 08:44:46 +0000623int OWReadByte(void)
stroesed253d4b2003-05-23 11:30:39 +0000624{
stroesec8065c92003-09-12 08:44:46 +0000625 int loop, result = 0;
626
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100627 for (loop = 0; loop < 8; loop++) {
stroesec8065c92003-09-12 08:44:46 +0000628 result >>= 1;
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100629 if (OWReadBit())
stroesec8065c92003-09-12 08:44:46 +0000630 result |= 0x80;
stroesed253d4b2003-05-23 11:30:39 +0000631 }
stroesec8065c92003-09-12 08:44:46 +0000632
633 return result;
stroesed253d4b2003-05-23 11:30:39 +0000634}
635
Wolfgang Denk6262d0212010-06-28 22:00:46 +0200636int do_onewire(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
stroesec8065c92003-09-12 08:44:46 +0000637{
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100638 unsigned short val;
stroesec8065c92003-09-12 08:44:46 +0000639 int result;
640 int i;
641 unsigned char ow_id[6];
Wolfgang Denk7fb52662005-10-13 16:45:02 +0200642 char str[32];
stroesec8065c92003-09-12 08:44:46 +0000643
644 /*
645 * Clear 1-wire bit (open drain with pull-up)
646 */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100647 val = in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR +
648 CONFIG_SYS_FPGA_MODE));
649 val &= ~CONFIG_SYS_FPGA_MODE_1WIRE; /* clear 1-wire bit */
650 out_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR +
651 CONFIG_SYS_FPGA_MODE), val);
stroesec8065c92003-09-12 08:44:46 +0000652
653 result = OWTouchReset();
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100654 if (result != 0)
stroesec8065c92003-09-12 08:44:46 +0000655 puts("No 1-wire device detected!\n");
stroesec8065c92003-09-12 08:44:46 +0000656
657 OWWriteByte(0x33); /* send read rom command */
658 OWReadByte(); /* skip family code ( == 0x01) */
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100659 for (i = 0; i < 6; i++)
stroesec8065c92003-09-12 08:44:46 +0000660 ow_id[i] = OWReadByte();
Matthias Fuchs5b449162011-11-24 05:39:21 +0000661 OWReadByte(); /* read crc */
stroesec8065c92003-09-12 08:44:46 +0000662
Matthias Fuchs5b449162011-11-24 05:39:21 +0000663 sprintf(str, "%02X%02X%02X%02X%02X%02X",
664 ow_id[0], ow_id[1], ow_id[2], ow_id[3], ow_id[4], ow_id[5]);
stroesec8065c92003-09-12 08:44:46 +0000665 printf("Setting environment variable 'ow_id' to %s\n", str);
666 setenv("ow_id", str);
667
668 return 0;
669}
670U_BOOT_CMD(
671 onewire, 1, 1, do_onewire,
Peter Tyserdfb72b82009-01-27 18:03:12 -0600672 "Read 1-write ID",
Wolfgang Denkc54781c2009-05-24 17:06:54 +0200673 ""
674);
stroesec8065c92003-09-12 08:44:46 +0000675
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100676#define CONFIG_SYS_I2C_EEPROM_ADDR_2 0x51 /* EEPROM CAT24WC32 */
677#define CONFIG_ENV_SIZE_2 0x800 /* 2048 bytes may be used for env vars */
stroese9b115e92004-12-16 18:27:05 +0000678
679/*
680 * Write backplane ip-address...
681 */
Wolfgang Denk6262d0212010-06-28 22:00:46 +0200682int do_get_bpip(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
stroese9b115e92004-12-16 18:27:05 +0000683{
stroese9b115e92004-12-16 18:27:05 +0000684 char *buf;
685 ulong crc;
686 char str[32];
687 char *ptr;
688 IPaddr_t ipaddr;
689
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200690 buf = malloc(CONFIG_ENV_SIZE_2);
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100691 if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR_2, 0,
692 (uchar *)buf, CONFIG_ENV_SIZE_2))
stroese9b115e92004-12-16 18:27:05 +0000693 puts("\nError reading backplane EEPROM!\n");
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100694 else {
695 crc = crc32(0, (uchar *)(buf+4), CONFIG_ENV_SIZE_2 - 4);
stroese9b115e92004-12-16 18:27:05 +0000696 if (crc != *(ulong *)buf) {
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100697 printf("ERROR: crc mismatch %08lx %08lx\n",
698 crc, *(ulong *)buf);
stroese9b115e92004-12-16 18:27:05 +0000699 return -1;
700 }
701
702 /*
703 * Find bp_ip
704 */
705 ptr = strstr(buf+4, "bp_ip=");
706 if (ptr == NULL) {
707 printf("ERROR: bp_ip not found!\n");
708 return -1;
709 }
710 ptr += 6;
711 ipaddr = string_to_ip(ptr);
712
713 /*
714 * Update whole ip-addr
715 */
Joe Hershberger246d4fe2012-05-22 07:56:13 +0000716 sprintf(str, "%pI4", &ipaddr);
stroese9b115e92004-12-16 18:27:05 +0000717 setenv("ipaddr", str);
718 printf("Updated ip_addr from bp_eeprom to %s!\n", str);
719 }
720
721 free(buf);
722
723 return 0;
724}
725U_BOOT_CMD(
726 getbpip, 1, 1, do_get_bpip,
Peter Tyserdfb72b82009-01-27 18:03:12 -0600727 "Update IP-Address with Backplane IP-Address",
Wolfgang Denkc54781c2009-05-24 17:06:54 +0200728 ""
729);
stroese9b115e92004-12-16 18:27:05 +0000730
731/*
732 * Set and print backplane ip...
733 */
Wolfgang Denk6262d0212010-06-28 22:00:46 +0200734int do_set_bpip(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
stroese9b115e92004-12-16 18:27:05 +0000735{
736 char *buf;
Wolfgang Denk7fb52662005-10-13 16:45:02 +0200737 char str[32];
stroese9b115e92004-12-16 18:27:05 +0000738 ulong crc;
739
740 if (argc < 2) {
741 puts("ERROR!\n");
742 return -1;
743 }
744
745 printf("Setting bp_ip to %s\n", argv[1]);
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200746 buf = malloc(CONFIG_ENV_SIZE_2);
747 memset(buf, 0, CONFIG_ENV_SIZE_2);
stroese9b115e92004-12-16 18:27:05 +0000748 sprintf(str, "bp_ip=%s", argv[1]);
749 strcpy(buf+4, str);
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100750 crc = crc32(0, (uchar *)(buf+4), CONFIG_ENV_SIZE_2 - 4);
stroese9b115e92004-12-16 18:27:05 +0000751 *(ulong *)buf = crc;
752
Matthias Fuchs59e94ba2009-01-02 12:17:36 +0100753 if (eeprom_write(CONFIG_SYS_I2C_EEPROM_ADDR_2,
754 0, (uchar *)buf, CONFIG_ENV_SIZE_2))
stroese9b115e92004-12-16 18:27:05 +0000755 puts("\nError writing backplane EEPROM!\n");
stroese9b115e92004-12-16 18:27:05 +0000756
757 free(buf);
758
759 return 0;
760}
761U_BOOT_CMD(
762 setbpip, 2, 1, do_set_bpip,
Peter Tyserdfb72b82009-01-27 18:03:12 -0600763 "Write Backplane IP-Address",
Wolfgang Denkc54781c2009-05-24 17:06:54 +0200764 ""
765);
stroese9b115e92004-12-16 18:27:05 +0000766
stroesec8065c92003-09-12 08:44:46 +0000767#endif /* CONFIG_CPCI405AB */