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@@ -0,0 +1,86 @@
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+--- a/doc/mkimage.1
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++++ b/doc/mkimage.1
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+@@ -82,6 +82,10 @@
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+ .B Create FIT image:
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+
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+ .TP
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++.BI "\-B [" "dtc bin" "]"
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++Set path to the device tree compiler binary.
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++
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++.TP
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+ .BI "\-D [" "dtc options" "]"
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+ Provide special options to the device tree compiler that is used to
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+ create the image.
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+--- a/tools/fit_image.c
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++++ b/tools/fit_image.c
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+@@ -82,7 +82,8 @@
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+
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+ /* dtc -I dts -O dtb -p 500 datafile > tmpfile */
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+ sprintf (cmd, "%s %s %s > %s",
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+- MKIMAGE_DTC, params->dtc, params->datafile, tmpfile);
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++ params->dtc_bin, params->dtc_options, params->datafile,
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++ tmpfile);
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+ debug ("Trying to execute \"%s\"\n", cmd);
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+ if (system (cmd) == -1) {
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+ fprintf (stderr, "%s: system(%s) failed: %s\n",
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+--- a/tools/mkimage.c
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++++ b/tools/mkimage.c
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+@@ -38,7 +38,8 @@
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+ .type = IH_TYPE_KERNEL,
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+ .comp = IH_COMP_GZIP,
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+ .magic = IH_MAGIC,
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+- .dtc = MKIMAGE_DEFAULT_DTC_OPTIONS,
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++ .dtc_bin = MKIMAGE_DTC,
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++ .dtc_options = MKIMAGE_DEFAULT_DTC_OPTIONS,
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+ .imagename = "",
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+ .imagename2 = "",
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+ };
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+@@ -200,10 +201,15 @@
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+ params.cmdname, *argv);
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+ }
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+ goto NXTARG;
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++ case 'B':
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++ if (--argc <= 0)
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++ usage ();
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++ params.dtc_bin = *++argv;
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++ goto NXTARG;
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+ case 'D':
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+ if (--argc <= 0)
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+ usage ();
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+- params.dtc = *++argv;
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++ params.dtc_options = *++argv;
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+ goto NXTARG;
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+
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+ case 'O':
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+@@ -637,7 +643,9 @@
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+ " -d ==> use image data from 'datafile'\n"
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+ " -x ==> set XIP (execute in place)\n",
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+ params.cmdname);
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+- fprintf (stderr, " %s [-D dtc_options] -f fit-image.its fit-image\n",
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++ fprintf (stderr, " %s [-B dtc_bin] [-D dtc_options] -f fit-image.its fit-image\n",
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++ " -B ==> set path to the dtc binary\n",
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++ " -D ==> set options that will be passed to dtc\n",
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+ params.cmdname);
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+ fprintf (stderr, " %s -V ==> print version information and exit\n",
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+ params.cmdname);
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+--- a/tools/mkimage.h
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++++ b/tools/mkimage.h
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+@@ -46,7 +46,7 @@
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+ #define MKIMAGE_MAX_TMPFILE_LEN 256
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+ #define MKIMAGE_DEFAULT_DTC_OPTIONS "-I dts -O dtb -p 500"
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+ #define MKIMAGE_MAX_DTC_CMDLINE_LEN 512
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+-#define MKIMAGE_DTC "dtc" /* assume dtc is in $PATH */
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++#define MKIMAGE_DTC "dtc"
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+
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+ /*
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+ * This structure defines all such variables those are initialized by
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+@@ -66,7 +66,8 @@
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+ int type;
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+ int comp;
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+ unsigned int magic;
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+- char *dtc;
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++ char *dtc_bin;
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++ char *dtc_options;
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+ unsigned int addr;
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+ unsigned int ep;
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+ char *imagename;
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