fdt_support: Add fdt_for_each_node_by_compatible() helper macro
Add macro fdt_for_each_node_by_compatible() to allow iterating over fdt nodes by compatible string. Convert various usages of off = fdt_node_offset_by_compatible(fdt, start, compat); while (off > 0) { code(); off = fdt_node_offset_by_compatible(fdt, off, compat); } and similar, to fdt_for_each_node_by_compatible(off, fdt, start, compat) code(); Signed-off-by:Marek Behún <marek.behun@nic.cz> Reviewed-by:
Stefan Roese <sr@denx.de> Reviewed-by:
Simon Glass <sjg@chromium.org>
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