yocto-bsp: allow branch display filtering

Add a "branches_base" property that can be used to allow only matching
branches to be returned from all_branches().

(From meta-yocto rev: c3481e22fc4690ff5e449f9c16c2453fa964205d)

Signed-off-by: Tom Zanussi <tom.zanussi@intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/scripts/lib/bsp/engine.py b/scripts/lib/bsp/engine.py
index 8e53f00bd2..bf6ebaad47 100644
--- a/scripts/lib/bsp/engine.py
+++ b/scripts/lib/bsp/engine.py
@@ -463,6 +463,11 @@ def gen_choices_defer(input_line, context, checklist = False):
     except KeyError:
         nameappend = ""
 
+    try:
+        branches_base = input_line.props["branches_base"]
+    except KeyError:
+        branches_base = ""
+
     filename = input_line.props["filename"]
 
     closetag_start = filename.find(CLOSE_TAG)
@@ -478,6 +483,8 @@ def gen_choices_defer(input_line, context, checklist = False):
     captured_context["filename"] = filename
     context["nameappend"] = nameappend
     captured_context["nameappend"] = nameappend
+    context["branches_base"] = branches_base
+    captured_context["branches_base"] = branches_base
 
     deferred_choice = (input_line, captured_context, checklist)
     key = name + "_" + filename + "_" + nameappend