+#if defined(CONFIG_BOARD_LATE_INIT)
+static const struct {
+ u32 bit;
+ const char *name;
+} reset_reasons[] = {
+ { RESET_REASON_DEBUG_SYS, "DEBUG" },
+ { RESET_REASON_SOFT, "SOFT" },
+ { RESET_REASON_SRST, "SRST" },
+ { RESET_REASON_PSONLY, "PS-ONLY" },
+ { RESET_REASON_PMU, "PMU" },
+ { RESET_REASON_INTERNAL, "INTERNAL" },
+ { RESET_REASON_EXTERNAL, "EXTERNAL" },
+ {}
+};
+
+static int reset_reason(void)
+{
+ u32 reg;
+ int i, ret;
+ const char *reason = NULL;
+
+ ret = zynqmp_mmio_read((ulong)&crlapb_base->reset_reason, ®);
+ if (ret)
+ return -EINVAL;
+
+ puts("Reset reason:\t");
+
+ for (i = 0; i < ARRAY_SIZE(reset_reasons); i++) {
+ if (reg & reset_reasons[i].bit) {
+ reason = reset_reasons[i].name;
+ printf("%s ", reset_reasons[i].name);
+ break;
+ }
+ }
+
+ puts("\n");
+
+ env_set("reset_reason", reason);
+
+ ret = zynqmp_mmio_write(~0, ~0, (ulong)&crlapb_base->reset_reason);
+ if (ret)
+ return -EINVAL;
+
+ return ret;
+}
+
+static int set_fdtfile(void)
+{
+ char *compatible, *fdtfile;
+ const char *suffix = ".dtb";
+ const char *vendor = "xilinx/";
+
+ if (env_get("fdtfile"))
+ return 0;
+
+ compatible = (char *)fdt_getprop(gd->fdt_blob, 0, "compatible", NULL);
+ if (compatible) {
+ debug("Compatible: %s\n", compatible);
+
+ /* Discard vendor prefix */
+ strsep(&compatible, ",");
+
+ fdtfile = calloc(1, strlen(vendor) + strlen(compatible) +
+ strlen(suffix) + 1);
+ if (!fdtfile)
+ return -ENOMEM;
+
+ sprintf(fdtfile, "%s%s%s", vendor, compatible, suffix);
+
+ env_set("fdtfile", fdtfile);
+ free(fdtfile);
+ }
+
+ return 0;
+}
+