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cmd: fdt: Print error message when fdt application fails
There are lots of reason why a FDT application might fail, the error code might give an indication. Let the error code translate in a error string so users can try to understand what went wrong. Signed-off-by: Stefan Agner <stefan.agner@toradex.com> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> Acked-by: Simon Glass <sjg@chromium.org>
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@ -642,6 +642,7 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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else if (strncmp(argv[1], "ap", 2) == 0) {
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unsigned long addr;
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struct fdt_header *blob;
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int ret;
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if (argc != 3)
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return CMD_RET_USAGE;
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@ -654,8 +655,11 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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if (!fdt_valid(&blob))
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return CMD_RET_FAILURE;
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if (fdt_overlay_apply(working_fdt, blob))
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ret = fdt_overlay_apply(working_fdt, blob);
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if (ret) {
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printf("fdt_overlay_apply(): %s\n", fdt_strerror(ret));
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return CMD_RET_FAILURE;
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}
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}
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#endif
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/* resize the fdt */
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