From 320630c45e6668c7b9b59489068cd1f85637a6ff Mon Sep 17 00:00:00 2001
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Date: Wed, 12 Jul 2023 09:45:53 +0200
Subject: dt-bindings: gpio: snps,dw-apb: allow gpio-line-names

Allow the GPIO controller subnode to define GPIO names.  Already used in
at least on DTS:

  bitmain/bm1880-sophon-edge.dtb: gpio@50027000: gpio-controller@0: 'gpio-line-names' does not match any of the regexes: 'pinctrl-[0-9]+'

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Serge Semin <fancer.lancer@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'Documentation/devicetree/bindings/gpio')

diff --git a/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml b/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml
index b391cc1b4590..209f03bba0a7 100644
--- a/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml
+++ b/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml
@@ -61,6 +61,10 @@ patternProperties:
       '#gpio-cells':
         const: 2
 
+      gpio-line-names:
+        minItems: 1
+        maxItems: 32
+
       ngpios:
         default: 32
         minimum: 1
-- 
cgit v1.2.3