2 * Copyright (c) 2011 The Chromium OS Authors.
3 * SPDX-License-Identifier: GPL-2.0+
12 #include <linux/ctype.h>
16 DECLARE_GLOBAL_DATA_PTR;
19 * Here are the type we know about. One day we might allow drivers to
20 * register. For now we just put them here. The COMPAT macro allows us to
21 * turn this into a sparse list later, and keeps the ID with the name.
23 #define COMPAT(id, name) name
24 static const char * const compat_names[COMPAT_COUNT] = {
25 COMPAT(UNKNOWN, "<none>"),
26 COMPAT(NVIDIA_TEGRA20_USB, "nvidia,tegra20-ehci"),
27 COMPAT(NVIDIA_TEGRA30_USB, "nvidia,tegra30-ehci"),
28 COMPAT(NVIDIA_TEGRA114_USB, "nvidia,tegra114-ehci"),
29 COMPAT(NVIDIA_TEGRA114_I2C, "nvidia,tegra114-i2c"),
30 COMPAT(NVIDIA_TEGRA20_I2C, "nvidia,tegra20-i2c"),
31 COMPAT(NVIDIA_TEGRA20_DVC, "nvidia,tegra20-i2c-dvc"),
32 COMPAT(NVIDIA_TEGRA20_EMC, "nvidia,tegra20-emc"),
33 COMPAT(NVIDIA_TEGRA20_EMC_TABLE, "nvidia,tegra20-emc-table"),
34 COMPAT(NVIDIA_TEGRA20_KBC, "nvidia,tegra20-kbc"),
35 COMPAT(NVIDIA_TEGRA20_NAND, "nvidia,tegra20-nand"),
36 COMPAT(NVIDIA_TEGRA20_PWM, "nvidia,tegra20-pwm"),
37 COMPAT(NVIDIA_TEGRA20_DC, "nvidia,tegra20-dc"),
38 COMPAT(NVIDIA_TEGRA124_SDMMC, "nvidia,tegra124-sdhci"),
39 COMPAT(NVIDIA_TEGRA30_SDMMC, "nvidia,tegra30-sdhci"),
40 COMPAT(NVIDIA_TEGRA20_SDMMC, "nvidia,tegra20-sdhci"),
41 COMPAT(NVIDIA_TEGRA20_SFLASH, "nvidia,tegra20-sflash"),
42 COMPAT(NVIDIA_TEGRA20_SLINK, "nvidia,tegra20-slink"),
43 COMPAT(NVIDIA_TEGRA114_SPI, "nvidia,tegra114-spi"),
44 COMPAT(SMSC_LAN9215, "smsc,lan9215"),
45 COMPAT(SAMSUNG_EXYNOS5_SROMC, "samsung,exynos-sromc"),
46 COMPAT(SAMSUNG_S3C2440_I2C, "samsung,s3c2440-i2c"),
47 COMPAT(SAMSUNG_EXYNOS5_SOUND, "samsung,exynos-sound"),
48 COMPAT(WOLFSON_WM8994_CODEC, "wolfson,wm8994-codec"),
49 COMPAT(SAMSUNG_EXYNOS_SPI, "samsung,exynos-spi"),
50 COMPAT(GOOGLE_CROS_EC, "google,cros-ec"),
51 COMPAT(GOOGLE_CROS_EC_KEYB, "google,cros-ec-keyb"),
52 COMPAT(SAMSUNG_EXYNOS_EHCI, "samsung,exynos-ehci"),
53 COMPAT(SAMSUNG_EXYNOS5_XHCI, "samsung,exynos5250-xhci"),
54 COMPAT(SAMSUNG_EXYNOS_USB_PHY, "samsung,exynos-usb-phy"),
55 COMPAT(SAMSUNG_EXYNOS5_USB3_PHY, "samsung,exynos5250-usb3-phy"),
56 COMPAT(SAMSUNG_EXYNOS_TMU, "samsung,exynos-tmu"),
57 COMPAT(SAMSUNG_EXYNOS_FIMD, "samsung,exynos-fimd"),
58 COMPAT(SAMSUNG_EXYNOS_MIPI_DSI, "samsung,exynos-mipi-dsi"),
59 COMPAT(SAMSUNG_EXYNOS5_DP, "samsung,exynos5-dp"),
60 COMPAT(SAMSUNG_EXYNOS_DWMMC, "samsung,exynos-dwmmc"),
61 COMPAT(SAMSUNG_EXYNOS_MMC, "samsung,exynos-mmc"),
62 COMPAT(SAMSUNG_EXYNOS_SERIAL, "samsung,exynos4210-uart"),
63 COMPAT(MAXIM_MAX77686_PMIC, "maxim,max77686_pmic"),
64 COMPAT(GENERIC_SPI_FLASH, "spi-flash"),
65 COMPAT(MAXIM_98095_CODEC, "maxim,max98095-codec"),
66 COMPAT(INFINEON_SLB9635_TPM, "infineon,slb9635-tpm"),
67 COMPAT(INFINEON_SLB9645_TPM, "infineon,slb9645-tpm"),
68 COMPAT(SAMSUNG_EXYNOS5_I2C, "samsung,exynos5-hsi2c"),
69 COMPAT(SANDBOX_HOST_EMULATION, "sandbox,host-emulation"),
70 COMPAT(SANDBOX_LCD_SDL, "sandbox,lcd-sdl"),
71 COMPAT(TI_TPS65090, "ti,tps65090"),
72 COMPAT(COMPAT_NXP_PTN3460, "nxp,ptn3460"),
73 COMPAT(SAMSUNG_EXYNOS_SYSMMU, "samsung,sysmmu-v3.3"),
74 COMPAT(PARADE_PS8625, "parade,ps8625"),
75 COMPAT(COMPAT_INTEL_LPC, "intel,lpc"),
76 COMPAT(INTEL_MICROCODE, "intel,microcode"),
77 COMPAT(MEMORY_SPD, "memory-spd"),
80 const char *fdtdec_get_compatible(enum fdt_compat_id id)
82 /* We allow reading of the 'unknown' ID for testing purposes */
83 assert(id >= 0 && id < COMPAT_COUNT);
84 return compat_names[id];
87 fdt_addr_t fdtdec_get_addr_size(const void *blob, int node,
88 const char *prop_name, fdt_size_t *sizep)
90 const fdt_addr_t *cell;
93 debug("%s: %s: ", __func__, prop_name);
94 cell = fdt_getprop(blob, node, prop_name, &len);
95 if (cell && ((!sizep && len == sizeof(fdt_addr_t)) ||
96 len == sizeof(fdt_addr_t) * 2)) {
97 fdt_addr_t addr = fdt_addr_to_cpu(*cell);
99 const fdt_size_t *size;
101 size = (fdt_size_t *)((char *)cell +
103 *sizep = fdt_size_to_cpu(*size);
104 debug("addr=%08lx, size=%08x\n",
105 (ulong)addr, *sizep);
107 debug("%08lx\n", (ulong)addr);
111 debug("(not found)\n");
112 return FDT_ADDR_T_NONE;
115 fdt_addr_t fdtdec_get_addr(const void *blob, int node,
116 const char *prop_name)
118 return fdtdec_get_addr_size(blob, node, prop_name, NULL);
121 uint64_t fdtdec_get_uint64(const void *blob, int node, const char *prop_name,
122 uint64_t default_val)
124 const uint64_t *cell64;
127 cell64 = fdt_getprop(blob, node, prop_name, &length);
128 if (!cell64 || length < sizeof(*cell64))
131 return fdt64_to_cpu(*cell64);
134 int fdtdec_get_is_enabled(const void *blob, int node)
139 * It should say "okay", so only allow that. Some fdts use "ok" but
140 * this is a bug. Please fix your device tree source file. See here
143 * http://www.mail-archive.com/u-boot@lists.denx.de/msg71598.html
145 cell = fdt_getprop(blob, node, "status", NULL);
147 return 0 == strcmp(cell, "okay");
151 enum fdt_compat_id fdtdec_lookup(const void *blob, int node)
153 enum fdt_compat_id id;
155 /* Search our drivers */
156 for (id = COMPAT_UNKNOWN; id < COMPAT_COUNT; id++)
157 if (0 == fdt_node_check_compatible(blob, node,
160 return COMPAT_UNKNOWN;
163 int fdtdec_next_compatible(const void *blob, int node,
164 enum fdt_compat_id id)
166 return fdt_node_offset_by_compatible(blob, node, compat_names[id]);
169 int fdtdec_next_compatible_subnode(const void *blob, int node,
170 enum fdt_compat_id id, int *depthp)
173 node = fdt_next_node(blob, node, depthp);
174 } while (*depthp > 1);
176 /* If this is a direct subnode, and compatible, return it */
177 if (*depthp == 1 && 0 == fdt_node_check_compatible(
178 blob, node, compat_names[id]))
181 return -FDT_ERR_NOTFOUND;
184 int fdtdec_next_alias(const void *blob, const char *name,
185 enum fdt_compat_id id, int *upto)
187 #define MAX_STR_LEN 20
188 char str[MAX_STR_LEN + 20];
191 /* snprintf() is not available */
192 assert(strlen(name) < MAX_STR_LEN);
193 sprintf(str, "%.*s%d", MAX_STR_LEN, name, *upto);
194 node = fdt_path_offset(blob, str);
197 err = fdt_node_check_compatible(blob, node, compat_names[id]);
201 return -FDT_ERR_NOTFOUND;
206 int fdtdec_find_aliases_for_id(const void *blob, const char *name,
207 enum fdt_compat_id id, int *node_list, int maxcount)
209 memset(node_list, '\0', sizeof(*node_list) * maxcount);
211 return fdtdec_add_aliases_for_id(blob, name, id, node_list, maxcount);
214 /* TODO: Can we tighten this code up a little? */
215 int fdtdec_add_aliases_for_id(const void *blob, const char *name,
216 enum fdt_compat_id id, int *node_list, int maxcount)
218 int name_len = strlen(name);
226 /* find the alias node if present */
227 alias_node = fdt_path_offset(blob, "/aliases");
230 * start with nothing, and we can assume that the root node can't
233 memset(nodes, '\0', sizeof(nodes));
235 /* First find all the compatible nodes */
236 for (node = count = 0; node >= 0 && count < maxcount;) {
237 node = fdtdec_next_compatible(blob, node, id);
239 nodes[count++] = node;
242 debug("%s: warning: maxcount exceeded with alias '%s'\n",
245 /* Now find all the aliases */
246 for (offset = fdt_first_property_offset(blob, alias_node);
248 offset = fdt_next_property_offset(blob, offset)) {
249 const struct fdt_property *prop;
255 prop = fdt_get_property_by_offset(blob, offset, NULL);
256 path = fdt_string(blob, fdt32_to_cpu(prop->nameoff));
257 if (prop->len && 0 == strncmp(path, name, name_len))
258 node = fdt_path_offset(blob, prop->data);
262 /* Get the alias number */
263 number = simple_strtoul(path + name_len, NULL, 10);
264 if (number < 0 || number >= maxcount) {
265 debug("%s: warning: alias '%s' is out of range\n",
270 /* Make sure the node we found is actually in our list! */
272 for (j = 0; j < count; j++)
273 if (nodes[j] == node) {
279 debug("%s: warning: alias '%s' points to a node "
280 "'%s' that is missing or is not compatible "
281 " with '%s'\n", __func__, path,
282 fdt_get_name(blob, node, NULL),
288 * Add this node to our list in the right place, and mark
291 if (fdtdec_get_is_enabled(blob, node)) {
292 if (node_list[number]) {
293 debug("%s: warning: alias '%s' requires that "
294 "a node be placed in the list in a "
295 "position which is already filled by "
296 "node '%s'\n", __func__, path,
297 fdt_get_name(blob, node, NULL));
300 node_list[number] = node;
301 if (number >= num_found)
302 num_found = number + 1;
307 /* Add any nodes not mentioned by an alias */
308 for (i = j = 0; i < maxcount; i++) {
310 for (; j < maxcount; j++)
312 fdtdec_get_is_enabled(blob, nodes[j]))
315 /* Have we run out of nodes to add? */
319 assert(!node_list[i]);
320 node_list[i] = nodes[j++];
329 int fdtdec_get_alias_seq(const void *blob, const char *base, int offset,
332 int base_len = strlen(base);
333 const char *find_name;
338 find_name = fdt_get_name(blob, offset, &find_namelen);
339 debug("Looking for '%s' at %d, name %s\n", base, offset, find_name);
341 aliases = fdt_path_offset(blob, "/aliases");
342 for (prop_offset = fdt_first_property_offset(blob, aliases);
344 prop_offset = fdt_next_property_offset(blob, prop_offset)) {
351 prop = fdt_getprop_by_offset(blob, prop_offset, &name, &len);
352 debug(" - %s, %s\n", name, prop);
353 if (len < find_namelen || *prop != '/' || prop[len - 1] ||
354 strncmp(name, base, base_len))
357 slash = strrchr(prop, '/');
358 if (strcmp(slash + 1, find_name))
360 for (p = name + strlen(name) - 1; p > name; p--) {
362 *seqp = simple_strtoul(p + 1, NULL, 10);
363 debug("Found seq %d\n", *seqp);
369 debug("Not found\n");
373 int fdtdec_get_chosen_node(const void *blob, const char *name)
380 return -FDT_ERR_NOTFOUND;
381 chosen_node = fdt_path_offset(blob, "/chosen");
382 prop = fdt_getprop(blob, chosen_node, name, &len);
384 return -FDT_ERR_NOTFOUND;
385 return fdt_path_offset(blob, prop);
388 int fdtdec_check_fdt(void)
391 * We must have an FDT, but we cannot panic() yet since the console
392 * is not ready. So for now, just assert(). Boards which need an early
393 * FDT (prior to console ready) will need to make their own
394 * arrangements and do their own checks.
396 assert(!fdtdec_prepare_fdt());
401 * This function is a little odd in that it accesses global data. At some
402 * point if the architecture board.c files merge this will make more sense.
403 * Even now, it is common code.
405 int fdtdec_prepare_fdt(void)
407 if (!gd->fdt_blob || ((uintptr_t)gd->fdt_blob & 3) ||
408 fdt_check_header(gd->fdt_blob)) {
409 printf("No valid FDT found - please append one to U-Boot "
410 "binary, use u-boot-dtb.bin or define "
411 "CONFIG_OF_EMBED. For sandbox, use -d <file.dtb>\n");
417 int fdtdec_lookup_phandle(const void *blob, int node, const char *prop_name)
422 debug("%s: %s\n", __func__, prop_name);
423 phandle = fdt_getprop(blob, node, prop_name, NULL);
425 return -FDT_ERR_NOTFOUND;
427 lookup = fdt_node_offset_by_phandle(blob, fdt32_to_cpu(*phandle));
432 * Look up a property in a node and check that it has a minimum length.
434 * @param blob FDT blob
435 * @param node node to examine
436 * @param prop_name name of property to find
437 * @param min_len minimum property length in bytes
438 * @param err 0 if ok, or -FDT_ERR_NOTFOUND if the property is not
439 found, or -FDT_ERR_BADLAYOUT if not enough data
440 * @return pointer to cell, which is only valid if err == 0
442 static const void *get_prop_check_min_len(const void *blob, int node,
443 const char *prop_name, int min_len, int *err)
448 debug("%s: %s\n", __func__, prop_name);
449 cell = fdt_getprop(blob, node, prop_name, &len);
451 *err = -FDT_ERR_NOTFOUND;
452 else if (len < min_len)
453 *err = -FDT_ERR_BADLAYOUT;
459 int fdtdec_get_int_array(const void *blob, int node, const char *prop_name,
460 u32 *array, int count)
465 debug("%s: %s\n", __func__, prop_name);
466 cell = get_prop_check_min_len(blob, node, prop_name,
467 sizeof(u32) * count, &err);
469 for (i = 0; i < count; i++)
470 array[i] = fdt32_to_cpu(cell[i]);
475 int fdtdec_get_int_array_count(const void *blob, int node,
476 const char *prop_name, u32 *array, int count)
482 debug("%s: %s\n", __func__, prop_name);
483 cell = fdt_getprop(blob, node, prop_name, &len);
485 return -FDT_ERR_NOTFOUND;
486 elems = len / sizeof(u32);
489 for (i = 0; i < count; i++)
490 array[i] = fdt32_to_cpu(cell[i]);
495 const u32 *fdtdec_locate_array(const void *blob, int node,
496 const char *prop_name, int count)
501 cell = get_prop_check_min_len(blob, node, prop_name,
502 sizeof(u32) * count, &err);
503 return err ? NULL : cell;
506 int fdtdec_get_bool(const void *blob, int node, const char *prop_name)
511 debug("%s: %s\n", __func__, prop_name);
512 cell = fdt_getprop(blob, node, prop_name, &len);
517 * Decode a list of GPIOs from an FDT. This creates a list of GPIOs with no
520 * @param blob FDT blob to use
521 * @param node Node to look at
522 * @param prop_name Node property name
523 * @param gpio Array of gpio elements to fill from FDT. This will be
524 * untouched if either 0 or an error is returned
525 * @param max_count Maximum number of elements allowed
526 * @return number of GPIOs read if ok, -FDT_ERR_BADLAYOUT if max_count would
527 * be exceeded, or -FDT_ERR_NOTFOUND if the property is missing.
529 int fdtdec_decode_gpios(const void *blob, int node, const char *prop_name,
530 struct fdt_gpio_state *gpio, int max_count)
532 const struct fdt_property *prop;
537 debug("%s: %s\n", __func__, prop_name);
538 assert(max_count > 0);
539 prop = fdt_get_property(blob, node, prop_name, &len);
541 debug("%s: property '%s' missing\n", __func__, prop_name);
542 return -FDT_ERR_NOTFOUND;
545 /* We will use the name to tag the GPIO */
546 name = fdt_string(blob, fdt32_to_cpu(prop->nameoff));
547 cell = (u32 *)prop->data;
548 len /= sizeof(u32) * 3; /* 3 cells per GPIO record */
549 if (len > max_count) {
550 debug(" %s: too many GPIOs / cells for "
551 "property '%s'\n", __func__, prop_name);
552 return -FDT_ERR_BADLAYOUT;
555 /* Read out the GPIO data from the cells */
556 for (i = 0; i < len; i++, cell += 3) {
557 gpio[i].gpio = fdt32_to_cpu(cell[1]);
558 gpio[i].flags = fdt32_to_cpu(cell[2]);
565 int fdtdec_decode_gpio(const void *blob, int node, const char *prop_name,
566 struct fdt_gpio_state *gpio)
570 debug("%s: %s\n", __func__, prop_name);
571 gpio->gpio = FDT_GPIO_NONE;
573 err = fdtdec_decode_gpios(blob, node, prop_name, gpio, 1);
574 return err == 1 ? 0 : err;
577 int fdtdec_get_gpio(struct fdt_gpio_state *gpio)
581 if (!fdt_gpio_isvalid(gpio))
584 val = gpio_get_value(gpio->gpio);
585 return gpio->flags & FDT_GPIO_ACTIVE_LOW ? val ^ 1 : val;
588 int fdtdec_set_gpio(struct fdt_gpio_state *gpio, int val)
590 if (!fdt_gpio_isvalid(gpio))
593 val = gpio->flags & FDT_GPIO_ACTIVE_LOW ? val ^ 1 : val;
594 return gpio_set_value(gpio->gpio, val);
597 int fdtdec_setup_gpio(struct fdt_gpio_state *gpio)
600 * Return success if there is no GPIO defined. This is used for
603 if (!fdt_gpio_isvalid(gpio))
606 if (gpio_request(gpio->gpio, gpio->name))
611 int fdtdec_get_byte_array(const void *blob, int node, const char *prop_name,
612 u8 *array, int count)
617 cell = get_prop_check_min_len(blob, node, prop_name, count, &err);
619 memcpy(array, cell, count);
623 const u8 *fdtdec_locate_byte_array(const void *blob, int node,
624 const char *prop_name, int count)
629 cell = get_prop_check_min_len(blob, node, prop_name, count, &err);
635 int fdtdec_get_config_int(const void *blob, const char *prop_name,
640 debug("%s: %s\n", __func__, prop_name);
641 config_node = fdt_path_offset(blob, "/config");
644 return fdtdec_get_int(blob, config_node, prop_name, default_val);
647 int fdtdec_get_config_bool(const void *blob, const char *prop_name)
652 debug("%s: %s\n", __func__, prop_name);
653 config_node = fdt_path_offset(blob, "/config");
656 prop = fdt_get_property(blob, config_node, prop_name, NULL);
661 char *fdtdec_get_config_string(const void *blob, const char *prop_name)
667 debug("%s: %s\n", __func__, prop_name);
668 nodeoffset = fdt_path_offset(blob, "/config");
672 nodep = fdt_getprop(blob, nodeoffset, prop_name, &len);
676 return (char *)nodep;
679 int fdtdec_decode_region(const void *blob, int node, const char *prop_name,
680 fdt_addr_t *basep, fdt_size_t *sizep)
682 const fdt_addr_t *cell;
685 debug("%s: %s: %s\n", __func__, fdt_get_name(blob, node, NULL),
687 cell = fdt_getprop(blob, node, prop_name, &len);
688 if (!cell || (len < sizeof(fdt_addr_t) * 2)) {
689 debug("cell=%p, len=%d\n", cell, len);
693 *basep = fdt_addr_to_cpu(*cell);
694 *sizep = fdt_size_to_cpu(cell[1]);
695 debug("%s: base=%08lx, size=%lx\n", __func__, (ulong)*basep,
702 * Read a flash entry from the fdt
704 * @param blob FDT blob
705 * @param node Offset of node to read
706 * @param name Name of node being read
707 * @param entry Place to put offset and size of this node
708 * @return 0 if ok, -ve on error
710 int fdtdec_read_fmap_entry(const void *blob, int node, const char *name,
711 struct fmap_entry *entry)
716 if (fdtdec_get_int_array(blob, node, "reg", reg, 2)) {
717 debug("Node '%s' has bad/missing 'reg' property\n", name);
718 return -FDT_ERR_NOTFOUND;
720 entry->offset = reg[0];
721 entry->length = reg[1];
722 entry->used = fdtdec_get_int(blob, node, "used", entry->length);
723 prop = fdt_getprop(blob, node, "compress", NULL);
724 entry->compress_algo = prop && !strcmp(prop, "lzo") ?
725 FMAP_COMPRESS_LZO : FMAP_COMPRESS_NONE;
726 prop = fdt_getprop(blob, node, "hash", &entry->hash_size);
727 entry->hash_algo = prop ? FMAP_HASH_SHA256 : FMAP_HASH_NONE;
728 entry->hash = (uint8_t *)prop;
733 static u64 fdtdec_get_number(const fdt32_t *ptr, unsigned int cells)
738 number = (number << 32) | fdt32_to_cpu(*ptr++);
743 int fdt_get_resource(const void *fdt, int node, const char *property,
744 unsigned int index, struct fdt_resource *res)
746 const fdt32_t *ptr, *end;
747 int na, ns, len, parent;
750 parent = fdt_parent_offset(fdt, node);
754 na = fdt_address_cells(fdt, parent);
755 ns = fdt_size_cells(fdt, parent);
757 ptr = fdt_getprop(fdt, node, property, &len);
761 end = ptr + len / sizeof(*ptr);
763 while (ptr + na + ns <= end) {
765 res->start = res->end = fdtdec_get_number(ptr, na);
766 res->end += fdtdec_get_number(&ptr[na], ns) - 1;
774 return -FDT_ERR_NOTFOUND;
777 int fdt_get_named_resource(const void *fdt, int node, const char *property,
778 const char *prop_names, const char *name,
779 struct fdt_resource *res)
783 index = fdt_find_string(fdt, node, prop_names, name);
787 return fdt_get_resource(fdt, node, property, index, res);
790 int fdtdec_pci_get_bdf(const void *fdt, int node, int *bdf)
795 prop = fdt_getprop(fdt, node, "reg", &len);
799 *bdf = fdt32_to_cpu(*prop) & 0xffffff;
804 int fdtdec_decode_memory_region(const void *blob, int config_node,
805 const char *mem_type, const char *suffix,
806 fdt_addr_t *basep, fdt_size_t *sizep)
810 fdt_size_t size, offset_size;
811 fdt_addr_t base, offset;
814 if (config_node == -1) {
815 config_node = fdt_path_offset(blob, "/config");
816 if (config_node < 0) {
817 debug("%s: Cannot find /config node\n", __func__);
824 snprintf(prop_name, sizeof(prop_name), "%s-memory%s", mem_type,
826 mem = fdt_getprop(blob, config_node, prop_name, NULL);
828 debug("%s: No memory type for '%s', using /memory\n", __func__,
833 node = fdt_path_offset(blob, mem);
835 debug("%s: Failed to find node '%s': %s\n", __func__, mem,
841 * Not strictly correct - the memory may have multiple banks. We just
844 if (fdtdec_decode_region(blob, node, "reg", &base, &size)) {
845 debug("%s: Failed to decode memory region %s\n", __func__,
850 snprintf(prop_name, sizeof(prop_name), "%s-offset%s", mem_type,
852 if (fdtdec_decode_region(blob, config_node, prop_name, &offset,
854 debug("%s: Failed to decode memory region '%s'\n", __func__,
859 *basep = base + offset;
860 *sizep = offset_size;