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kconfig: Add dt_nodelabel_enabled function

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Add a function takes a 'label' and returns "y" if we find an
"enabled" node that has a 'nodelabel' of 'label' in the EDT
otherwise we return "n"

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
This commit is contained in:
Kumar Gala 2020-02-13 23:43:42 -06:00 • committed by Kumar Gala
commit 0353d22202
1 changed files with 17 additions and 0 deletions
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17
scripts/kconfig/kconfigfunctions.py
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@ -147,6 +147,22 @@ def dt_chosen_enabled(kconf, _, chosen):
node = edt.chosen_node(chosen)
return "y" if node and node.enabled else "n"
def dt_nodelabel_enabled(kconf, _, label):
"""
This function takes a 'label' and returns "y" if we find an "enabled"
node that has a 'nodelabel' of 'label' in the EDT otherwise we return "n"
"""
if doc_mode or edt is None:
return "n"
for node in edt.nodes:
if label in node.labels and node.enabled:
return "y"
return "n"
def _node_reg_addr(node, index, unit):
if not node:
return 0
@ -354,6 +370,7 @@ functions = {
"dt_compat_enabled": (dt_compat_enabled, 1, 1),
"dt_chosen_label": (dt_chosen_label, 1, 1),
"dt_chosen_enabled": (dt_chosen_enabled, 1, 1),
"dt_nodelabel_enabled": (dt_nodelabel_enabled, 1, 1),
"dt_chosen_reg_addr_int": (dt_chosen_reg, 1, 3),
"dt_chosen_reg_addr_hex": (dt_chosen_reg, 1, 3),
"dt_chosen_reg_size_int": (dt_chosen_reg, 1, 3),