[PATCH 1/2] dt-bindings: gpio: nxp,pcf8575: add gpio-line-names

From: Trevor Woerner
Date: Wed Feb 08 2023 - 23:21:45 EST


The family of PCF857x-compatible chips describe 8-bit i2c i/o expanders.
Allow the user to specify names for the 8 gpio lines.

Signed-off-by: Trevor Woerner <twoerner@xxxxxxxxx>
---
Documentation/devicetree/bindings/gpio/nxp,pcf8575.yaml | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpio/nxp,pcf8575.yaml b/Documentation/devicetree/bindings/gpio/nxp,pcf8575.yaml
index f0ff66c4c74e..81b825a4353c 100644
--- a/Documentation/devicetree/bindings/gpio/nxp,pcf8575.yaml
+++ b/Documentation/devicetree/bindings/gpio/nxp,pcf8575.yaml
@@ -39,6 +39,10 @@ properties:
reg:
maxItems: 1

+ gpio-line-names:
+ minItems: 1
+ maxItems: 8
+
gpio-controller: true

'#gpio-cells':
--
2.36.0.rc2.17.g4027e30c53