blob: 5e4e5bd914e8757f8e413586143a3067ecb7da37 [file] [log] [blame]
Simon Glass44d3a302013-05-08 08:06:00 +00001/*
2 * Copyright (c) 2013, Google Inc.
3 *
4 * (C) Copyright 2008 Semihalf
5 *
6 * (C) Copyright 2000-2006
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
8 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02009 * SPDX-License-Identifier: GPL-2.0+
Simon Glass44d3a302013-05-08 08:06:00 +000010 */
11
12#include <common.h>
13#include <fdt_support.h>
14#include <errno.h>
15#include <image.h>
16#include <libfdt.h>
Joe Hershberger0eb25b62015-03-22 17:08:59 -050017#include <mapmem.h>
Simon Glass44d3a302013-05-08 08:06:00 +000018#include <asm/io.h>
19
20#ifndef CONFIG_SYS_FDT_PAD
21#define CONFIG_SYS_FDT_PAD 0x3000
22#endif
23
24DECLARE_GLOBAL_DATA_PTR;
25
26static void fdt_error(const char *msg)
27{
28 puts("ERROR: ");
29 puts(msg);
30 puts(" - must RESET the board to recover.\n");
31}
32
Heiko Schocher21d29f72014-05-28 11:33:33 +020033#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
Simon Glass44d3a302013-05-08 08:06:00 +000034static const image_header_t *image_get_fdt(ulong fdt_addr)
35{
36 const image_header_t *fdt_hdr = map_sysmem(fdt_addr, 0);
37
38 image_print_contents(fdt_hdr);
39
40 puts(" Verifying Checksum ... ");
41 if (!image_check_hcrc(fdt_hdr)) {
42 fdt_error("fdt header checksum invalid");
43 return NULL;
44 }
45
46 if (!image_check_dcrc(fdt_hdr)) {
47 fdt_error("fdt checksum invalid");
48 return NULL;
49 }
50 puts("OK\n");
51
52 if (!image_check_type(fdt_hdr, IH_TYPE_FLATDT)) {
53 fdt_error("uImage is not a fdt");
54 return NULL;
55 }
56 if (image_get_comp(fdt_hdr) != IH_COMP_NONE) {
57 fdt_error("uImage is compressed");
58 return NULL;
59 }
Masahiro Yamada2f0877c2013-09-19 12:10:18 +090060 if (fdt_check_header((void *)image_get_data(fdt_hdr)) != 0) {
Simon Glass44d3a302013-05-08 08:06:00 +000061 fdt_error("uImage data is not a fdt");
62 return NULL;
63 }
64 return fdt_hdr;
65}
Heiko Schocher21d29f72014-05-28 11:33:33 +020066#endif
Simon Glass44d3a302013-05-08 08:06:00 +000067
68/**
69 * boot_fdt_add_mem_rsv_regions - Mark the memreserve sections as unusable
70 * @lmb: pointer to lmb handle, will be used for memory mgmt
71 * @fdt_blob: pointer to fdt blob base address
72 *
73 * Adds the memreserve regions in the dtb to the lmb block. Adding the
74 * memreserve regions prevents u-boot from using them to store the initrd
75 * or the fdt blob.
76 */
77void boot_fdt_add_mem_rsv_regions(struct lmb *lmb, void *fdt_blob)
78{
79 uint64_t addr, size;
80 int i, total;
81
82 if (fdt_check_header(fdt_blob) != 0)
83 return;
84
85 total = fdt_num_mem_rsv(fdt_blob);
86 for (i = 0; i < total; i++) {
87 if (fdt_get_mem_rsv(fdt_blob, i, &addr, &size) != 0)
88 continue;
89 printf(" reserving fdt memory region: addr=%llx size=%llx\n",
90 (unsigned long long)addr, (unsigned long long)size);
91 lmb_reserve(lmb, addr, size);
92 }
93}
94
95/**
96 * boot_relocate_fdt - relocate flat device tree
97 * @lmb: pointer to lmb handle, will be used for memory mgmt
98 * @of_flat_tree: pointer to a char* variable, will hold fdt start address
99 * @of_size: pointer to a ulong variable, will hold fdt length
100 *
101 * boot_relocate_fdt() allocates a region of memory within the bootmap and
102 * relocates the of_flat_tree into that region, even if the fdt is already in
103 * the bootmap. It also expands the size of the fdt by CONFIG_SYS_FDT_PAD
104 * bytes.
105 *
106 * of_flat_tree and of_size are set to final (after relocation) values
107 *
108 * returns:
109 * 0 - success
110 * 1 - failure
111 */
112int boot_relocate_fdt(struct lmb *lmb, char **of_flat_tree, ulong *of_size)
113{
114 void *fdt_blob = *of_flat_tree;
115 void *of_start = NULL;
116 char *fdt_high;
117 ulong of_len = 0;
118 int err;
119 int disable_relocation = 0;
120
121 /* nothing to do */
122 if (*of_size == 0)
123 return 0;
124
125 if (fdt_check_header(fdt_blob) != 0) {
126 fdt_error("image is not a fdt");
127 goto error;
128 }
129
130 /* position on a 4K boundary before the alloc_current */
131 /* Pad the FDT by a specified amount */
132 of_len = *of_size + CONFIG_SYS_FDT_PAD;
133
134 /* If fdt_high is set use it to select the relocation address */
135 fdt_high = getenv("fdt_high");
136 if (fdt_high) {
137 void *desired_addr = (void *)simple_strtoul(fdt_high, NULL, 16);
138
139 if (((ulong) desired_addr) == ~0UL) {
140 /* All ones means use fdt in place */
141 of_start = fdt_blob;
142 lmb_reserve(lmb, (ulong)of_start, of_len);
143 disable_relocation = 1;
144 } else if (desired_addr) {
145 of_start =
146 (void *)(ulong) lmb_alloc_base(lmb, of_len, 0x1000,
147 (ulong)desired_addr);
148 if (of_start == NULL) {
149 puts("Failed using fdt_high value for Device Tree");
150 goto error;
151 }
152 } else {
153 of_start =
154 (void *)(ulong) lmb_alloc(lmb, of_len, 0x1000);
155 }
156 } else {
157 of_start =
158 (void *)(ulong) lmb_alloc_base(lmb, of_len, 0x1000,
159 getenv_bootm_mapsize()
160 + getenv_bootm_low());
161 }
162
163 if (of_start == NULL) {
164 puts("device tree - allocation error\n");
165 goto error;
166 }
167
168 if (disable_relocation) {
169 /*
170 * We assume there is space after the existing fdt to use
171 * for padding
172 */
173 fdt_set_totalsize(of_start, of_len);
174 printf(" Using Device Tree in place at %p, end %p\n",
175 of_start, of_start + of_len - 1);
176 } else {
177 debug("## device tree at %p ... %p (len=%ld [0x%lX])\n",
178 fdt_blob, fdt_blob + *of_size - 1, of_len, of_len);
179
180 printf(" Loading Device Tree to %p, end %p ... ",
181 of_start, of_start + of_len - 1);
182
183 err = fdt_open_into(fdt_blob, of_start, of_len);
184 if (err != 0) {
185 fdt_error("fdt move failed");
186 goto error;
187 }
188 puts("OK\n");
189 }
190
191 *of_flat_tree = of_start;
192 *of_size = of_len;
193
Joe Hershberger90fbee32015-02-04 21:56:53 -0600194 set_working_fdt_addr((ulong)*of_flat_tree);
Simon Glass44d3a302013-05-08 08:06:00 +0000195 return 0;
196
197error:
198 return 1;
199}
200
Simon Glass44d3a302013-05-08 08:06:00 +0000201/**
202 * boot_get_fdt - main fdt handling routine
203 * @argc: command argument count
204 * @argv: command argument list
Simon Glass53f375f2013-05-16 13:53:23 +0000205 * @arch: architecture (IH_ARCH_...)
Simon Glass44d3a302013-05-08 08:06:00 +0000206 * @images: pointer to the bootm images structure
207 * @of_flat_tree: pointer to a char* variable, will hold fdt start address
208 * @of_size: pointer to a ulong variable, will hold fdt length
209 *
210 * boot_get_fdt() is responsible for finding a valid flat device tree image.
211 * Curently supported are the following ramdisk sources:
212 * - multicomponent kernel/ramdisk image,
213 * - commandline provided address of decicated ramdisk image.
214 *
215 * returns:
216 * 0, if fdt image was found and valid, or skipped
217 * of_flat_tree and of_size are set to fdt start address and length if
218 * fdt image is found and valid
219 *
220 * 1, if fdt image is found but corrupted
221 * of_flat_tree and of_size are set to 0 if no fdt exists
222 */
Simon Glass53f375f2013-05-16 13:53:23 +0000223int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch,
Simon Glass44d3a302013-05-08 08:06:00 +0000224 bootm_headers_t *images, char **of_flat_tree, ulong *of_size)
225{
Heiko Schocher21d29f72014-05-28 11:33:33 +0200226#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
Simon Glass44d3a302013-05-08 08:06:00 +0000227 const image_header_t *fdt_hdr;
Heiko Schocher21d29f72014-05-28 11:33:33 +0200228 ulong load, load_end;
229 ulong image_start, image_data, image_end;
230#endif
Simon Glass44d3a302013-05-08 08:06:00 +0000231 ulong fdt_addr;
232 char *fdt_blob = NULL;
Simon Glass44d3a302013-05-08 08:06:00 +0000233 void *buf;
234#if defined(CONFIG_FIT)
Simon Glassf320a4d2013-07-10 23:08:10 -0700235 const char *fit_uname_config = images->fit_uname_cfg;
Simon Glass44d3a302013-05-08 08:06:00 +0000236 const char *fit_uname_fdt = NULL;
237 ulong default_addr;
Simon Glass44d3a302013-05-08 08:06:00 +0000238 int fdt_noffset;
Simon Glass44d3a302013-05-08 08:06:00 +0000239#endif
Simon Glass983c72f2013-06-11 11:14:46 -0700240 const char *select = NULL;
Suriyan Ramasami48aead72014-11-27 13:24:16 -0800241 int ok_no_fdt = 0;
Simon Glass44d3a302013-05-08 08:06:00 +0000242
243 *of_flat_tree = NULL;
244 *of_size = 0;
245
Simon Glass983c72f2013-06-11 11:14:46 -0700246 if (argc > 2)
247 select = argv[2];
248 if (select || genimg_has_config(images)) {
Simon Glass44d3a302013-05-08 08:06:00 +0000249#if defined(CONFIG_FIT)
Simon Glass983c72f2013-06-11 11:14:46 -0700250 if (select) {
Simon Glass44d3a302013-05-08 08:06:00 +0000251 /*
252 * If the FDT blob comes from the FIT image and the
253 * FIT image address is omitted in the command line
254 * argument, try to use ramdisk or os FIT image
255 * address or default load address.
256 */
257 if (images->fit_uname_rd)
258 default_addr = (ulong)images->fit_hdr_rd;
259 else if (images->fit_uname_os)
260 default_addr = (ulong)images->fit_hdr_os;
261 else
262 default_addr = load_addr;
263
Simon Glass983c72f2013-06-11 11:14:46 -0700264 if (fit_parse_conf(select, default_addr,
Simon Glass44d3a302013-05-08 08:06:00 +0000265 &fdt_addr, &fit_uname_config)) {
266 debug("* fdt: config '%s' from image at 0x%08lx\n",
267 fit_uname_config, fdt_addr);
Simon Glass983c72f2013-06-11 11:14:46 -0700268 } else if (fit_parse_subimage(select, default_addr,
Simon Glass44d3a302013-05-08 08:06:00 +0000269 &fdt_addr, &fit_uname_fdt)) {
270 debug("* fdt: subimage '%s' from image at 0x%08lx\n",
271 fit_uname_fdt, fdt_addr);
272 } else
273#endif
274 {
Simon Glass983c72f2013-06-11 11:14:46 -0700275 fdt_addr = simple_strtoul(select, NULL, 16);
Simon Glass44d3a302013-05-08 08:06:00 +0000276 debug("* fdt: cmdline image address = 0x%08lx\n",
277 fdt_addr);
278 }
279#if defined(CONFIG_FIT)
280 } else {
281 /* use FIT configuration provided in first bootm
282 * command argument
283 */
284 fdt_addr = map_to_sysmem(images->fit_hdr_os);
Simon Glass53f375f2013-05-16 13:53:23 +0000285 fdt_noffset = fit_get_node_from_config(images,
286 FIT_FDT_PROP,
287 fdt_addr);
288 if (fdt_noffset == -ENOLINK)
Simon Glass44d3a302013-05-08 08:06:00 +0000289 return 0;
Simon Glass53f375f2013-05-16 13:53:23 +0000290 else if (fdt_noffset < 0)
291 return 1;
Simon Glass44d3a302013-05-08 08:06:00 +0000292 }
293#endif
Simon Glass44d3a302013-05-08 08:06:00 +0000294 debug("## Checking for 'FDT'/'FDT Image' at %08lx\n",
295 fdt_addr);
296
297 /* copy from dataflash if needed */
298 fdt_addr = genimg_get_image(fdt_addr);
299
300 /*
301 * Check if there is an FDT image at the
302 * address provided in the second bootm argument
303 * check image type, for FIT images get a FIT node.
304 */
305 buf = map_sysmem(fdt_addr, 0);
306 switch (genimg_get_format(buf)) {
Heiko Schocher21d29f72014-05-28 11:33:33 +0200307#if defined(CONFIG_IMAGE_FORMAT_LEGACY)
Simon Glass44d3a302013-05-08 08:06:00 +0000308 case IMAGE_FORMAT_LEGACY:
309 /* verify fdt_addr points to a valid image header */
310 printf("## Flattened Device Tree from Legacy Image at %08lx\n",
311 fdt_addr);
312 fdt_hdr = image_get_fdt(fdt_addr);
313 if (!fdt_hdr)
Suriyan Ramasami48aead72014-11-27 13:24:16 -0800314 goto no_fdt;
Simon Glass44d3a302013-05-08 08:06:00 +0000315
316 /*
317 * move image data to the load address,
318 * make sure we don't overwrite initial image
319 */
320 image_start = (ulong)fdt_hdr;
321 image_data = (ulong)image_get_data(fdt_hdr);
322 image_end = image_get_image_end(fdt_hdr);
323
Simon Glass53f375f2013-05-16 13:53:23 +0000324 load = image_get_load(fdt_hdr);
325 load_end = load + image_get_data_size(fdt_hdr);
Simon Glass44d3a302013-05-08 08:06:00 +0000326
Simon Glass53f375f2013-05-16 13:53:23 +0000327 if (load == image_start ||
328 load == image_data) {
Peng Fan2ea47be2015-11-24 16:54:22 +0800329 fdt_addr = load;
Simon Glass44d3a302013-05-08 08:06:00 +0000330 break;
331 }
332
Simon Glass53f375f2013-05-16 13:53:23 +0000333 if ((load < image_end) && (load_end > image_start)) {
Simon Glass44d3a302013-05-08 08:06:00 +0000334 fdt_error("fdt overwritten");
335 goto error;
336 }
337
338 debug(" Loading FDT from 0x%08lx to 0x%08lx\n",
Simon Glass53f375f2013-05-16 13:53:23 +0000339 image_data, load);
Simon Glass44d3a302013-05-08 08:06:00 +0000340
Simon Glass53f375f2013-05-16 13:53:23 +0000341 memmove((void *)load,
Simon Glass44d3a302013-05-08 08:06:00 +0000342 (void *)image_data,
343 image_get_data_size(fdt_hdr));
344
Simon Glass53f375f2013-05-16 13:53:23 +0000345 fdt_addr = load;
Simon Glass44d3a302013-05-08 08:06:00 +0000346 break;
Heiko Schocher21d29f72014-05-28 11:33:33 +0200347#endif
Simon Glass44d3a302013-05-08 08:06:00 +0000348 case IMAGE_FORMAT_FIT:
349 /*
350 * This case will catch both: new uImage format
351 * (libfdt based) and raw FDT blob (also libfdt
352 * based).
353 */
354#if defined(CONFIG_FIT)
355 /* check FDT blob vs FIT blob */
356 if (fit_check_format(buf)) {
Simon Glass53f375f2013-05-16 13:53:23 +0000357 ulong load, len;
Simon Glass44d3a302013-05-08 08:06:00 +0000358
Simon Glass53f375f2013-05-16 13:53:23 +0000359 fdt_noffset = fit_image_load(images,
Simon Glass53f375f2013-05-16 13:53:23 +0000360 fdt_addr, &fit_uname_fdt,
Simon Glassf320a4d2013-07-10 23:08:10 -0700361 &fit_uname_config,
Simon Glass53f375f2013-05-16 13:53:23 +0000362 arch, IH_TYPE_FLATDT,
363 BOOTSTAGE_ID_FIT_FDT_START,
364 FIT_LOAD_OPTIONAL, &load, &len);
Simon Glass44d3a302013-05-08 08:06:00 +0000365
Simon Glass53f375f2013-05-16 13:53:23 +0000366 images->fit_hdr_fdt = map_sysmem(fdt_addr, 0);
Simon Glass44d3a302013-05-08 08:06:00 +0000367 images->fit_uname_fdt = fit_uname_fdt;
368 images->fit_noffset_fdt = fdt_noffset;
Simon Glass53f375f2013-05-16 13:53:23 +0000369 fdt_addr = load;
Simon Glass44d3a302013-05-08 08:06:00 +0000370 break;
371 } else
372#endif
373 {
374 /*
375 * FDT blob
376 */
Simon Glass44d3a302013-05-08 08:06:00 +0000377 debug("* fdt: raw FDT blob\n");
378 printf("## Flattened Device Tree blob at %08lx\n",
379 (long)fdt_addr);
380 }
381 break;
382 default:
383 puts("ERROR: Did not find a cmdline Flattened Device Tree\n");
Suriyan Ramasami48aead72014-11-27 13:24:16 -0800384 goto no_fdt;
Simon Glass44d3a302013-05-08 08:06:00 +0000385 }
386
Simon Glass53f375f2013-05-16 13:53:23 +0000387 printf(" Booting using the fdt blob at %#08lx\n", fdt_addr);
388 fdt_blob = map_sysmem(fdt_addr, 0);
Simon Glass44d3a302013-05-08 08:06:00 +0000389 } else if (images->legacy_hdr_valid &&
390 image_check_type(&images->legacy_hdr_os_copy,
391 IH_TYPE_MULTI)) {
392 ulong fdt_data, fdt_len;
393
394 /*
395 * Now check if we have a legacy multi-component image,
396 * get second entry data start address and len.
397 */
398 printf("## Flattened Device Tree from multi component Image at %08lX\n",
399 (ulong)images->legacy_hdr_os);
400
401 image_multi_getimg(images->legacy_hdr_os, 2, &fdt_data,
402 &fdt_len);
403 if (fdt_len) {
404 fdt_blob = (char *)fdt_data;
405 printf(" Booting using the fdt at 0x%p\n", fdt_blob);
406
407 if (fdt_check_header(fdt_blob) != 0) {
408 fdt_error("image is not a fdt");
409 goto error;
410 }
411
412 if (fdt_totalsize(fdt_blob) != fdt_len) {
413 fdt_error("fdt size != image size");
414 goto error;
415 }
416 } else {
417 debug("## No Flattened Device Tree\n");
Suriyan Ramasami48aead72014-11-27 13:24:16 -0800418 goto no_fdt;
Simon Glass44d3a302013-05-08 08:06:00 +0000419 }
420 } else {
421 debug("## No Flattened Device Tree\n");
Suriyan Ramasami48aead72014-11-27 13:24:16 -0800422 goto no_fdt;
Simon Glass44d3a302013-05-08 08:06:00 +0000423 }
424
425 *of_flat_tree = fdt_blob;
426 *of_size = fdt_totalsize(fdt_blob);
427 debug(" of_flat_tree at 0x%08lx size 0x%08lx\n",
428 (ulong)*of_flat_tree, *of_size);
429
430 return 0;
431
Suriyan Ramasami48aead72014-11-27 13:24:16 -0800432no_fdt:
433 ok_no_fdt = 1;
Simon Glass44d3a302013-05-08 08:06:00 +0000434error:
435 *of_flat_tree = NULL;
436 *of_size = 0;
Suriyan Ramasami48aead72014-11-27 13:24:16 -0800437 if (!select && ok_no_fdt) {
438 debug("Continuing to boot without FDT\n");
439 return 0;
440 }
Simon Glass44d3a302013-05-08 08:06:00 +0000441 return 1;
442}
Simon Glass13d06982013-05-08 08:06:01 +0000443
444/*
445 * Verify the device tree.
446 *
447 * This function is called after all device tree fix-ups have been enacted,
448 * so that the final device tree can be verified. The definition of "verified"
449 * is up to the specific implementation. However, it generally means that the
450 * addresses of some of the devices in the device tree are compared with the
451 * actual addresses at which U-Boot has placed them.
452 *
453 * Returns 1 on success, 0 on failure. If 0 is returned, U-boot will halt the
454 * boot process.
455 */
456__weak int ft_verify_fdt(void *fdt)
457{
458 return 1;
459}
460
Ma Haijune29607e2014-07-12 14:24:06 +0100461__weak int arch_fixup_fdt(void *blob)
Simon Glass13d06982013-05-08 08:06:01 +0000462{
463 return 0;
464}
465
466int image_setup_libfdt(bootm_headers_t *images, void *blob,
467 int of_size, struct lmb *lmb)
468{
469 ulong *initrd_start = &images->initrd_start;
470 ulong *initrd_end = &images->initrd_end;
Simon Glass6f4dbc22014-10-23 18:58:53 -0600471 int ret = -EPERM;
472 int fdt_ret;
Simon Glass13d06982013-05-08 08:06:01 +0000473
Paul Kocialkowski10be5b52015-05-21 11:27:03 +0200474 if (fdt_root(blob) < 0) {
475 printf("ERROR: root node setup failed\n");
476 goto err;
477 }
Masahiro Yamadabc6ed0f2014-04-18 17:41:00 +0900478 if (fdt_chosen(blob) < 0) {
Simon Glass6f4dbc22014-10-23 18:58:53 -0600479 printf("ERROR: /chosen node create failed\n");
480 goto err;
Simon Glass13d06982013-05-08 08:06:01 +0000481 }
Ma Haijune29607e2014-07-12 14:24:06 +0100482 if (arch_fixup_fdt(blob) < 0) {
Simon Glass6f4dbc22014-10-23 18:58:53 -0600483 printf("ERROR: arch-specific fdt fixup failed\n");
484 goto err;
Ma Haijune29607e2014-07-12 14:24:06 +0100485 }
Simon Glass6f4dbc22014-10-23 18:58:53 -0600486 if (IMAGE_OF_BOARD_SETUP) {
487 fdt_ret = ft_board_setup(blob, gd->bd);
488 if (fdt_ret) {
489 printf("ERROR: board-specific fdt fixup failed: %s\n",
490 fdt_strerror(fdt_ret));
491 goto err;
492 }
493 }
Simon Glassc654b512014-10-23 18:58:54 -0600494 if (IMAGE_OF_SYSTEM_SETUP) {
Max Krummenacherd89212b2015-08-05 17:17:03 +0200495 fdt_ret = ft_system_setup(blob, gd->bd);
496 if (fdt_ret) {
Simon Glassc654b512014-10-23 18:58:54 -0600497 printf("ERROR: system-specific fdt fixup failed: %s\n",
498 fdt_strerror(fdt_ret));
499 goto err;
500 }
501 }
Simon Glass13d06982013-05-08 08:06:01 +0000502 fdt_fixup_ethernet(blob);
503
504 /* Delete the old LMB reservation */
505 lmb_free(lmb, (phys_addr_t)(u32)(uintptr_t)blob,
506 (phys_size_t)fdt_totalsize(blob));
507
Simon Glass5bf58cc2014-07-30 03:59:02 -0600508 ret = fdt_shrink_to_minimum(blob);
Simon Glass13d06982013-05-08 08:06:01 +0000509 if (ret < 0)
Simon Glass6f4dbc22014-10-23 18:58:53 -0600510 goto err;
Simon Glass13d06982013-05-08 08:06:01 +0000511 of_size = ret;
512
513 if (*initrd_start && *initrd_end) {
514 of_size += FDT_RAMDISK_OVERHEAD;
515 fdt_set_totalsize(blob, of_size);
516 }
517 /* Create a new LMB reservation */
518 lmb_reserve(lmb, (ulong)blob, of_size);
519
Masahiro Yamadadbe963a2014-04-18 17:40:59 +0900520 fdt_initrd(blob, *initrd_start, *initrd_end);
Simon Glass13d06982013-05-08 08:06:01 +0000521 if (!ft_verify_fdt(blob))
Simon Glass6f4dbc22014-10-23 18:58:53 -0600522 goto err;
Simon Glass13d06982013-05-08 08:06:01 +0000523
Khoronzhuk, Ivan7c387642014-07-16 00:59:25 +0300524#if defined(CONFIG_SOC_KEYSTONE)
Vitaly Andrianov00c200f2014-04-04 13:16:47 -0400525 if (IMAGE_OF_BOARD_SETUP)
526 ft_board_setup_ex(blob, gd->bd);
527#endif
528
Simon Glass13d06982013-05-08 08:06:01 +0000529 return 0;
Simon Glass6f4dbc22014-10-23 18:58:53 -0600530err:
531 printf(" - must RESET the board to recover.\n\n");
532
533 return ret;
Simon Glass13d06982013-05-08 08:06:01 +0000534}