[PATCH 17/20] binman: fit: Write the compatible string to configuration

[Simon Glass]

FIT allows the FDT's root-node compatible string to be placed in a
configuration node to simplify and speed up finding the best match for
booting.

Add a new property to support this.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 tools/binman/entries.rst                 |  5 ++
 tools/binman/etype/fit.py                | 12 +++++
 tools/binman/ftest.py                    | 55 +++++++++++++++++++---
 tools/binman/test/334_fit_fdt_compat.dts | 60 ++++++++++++++++++++++++
 4 files changed, 125 insertions(+), 7 deletions(-)
 create mode 100644 tools/binman/test/334_fit_fdt_compat.dts

Applied to u-boot-dm, thanks!