[PATCH v4] dt-bindings: gpio: pca953x: Add support for the NXP PCAL9554B/C

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The NXP PCAL9554B is a variant of the PCA953x GPIO expander,
with 8 GPIOs, latched interrupts and some advanced configuration
options. The "C" version only differs in I2C address.

This adds the entry to the devicetree bindings.

Signed-off-by: Mike Looijmans <mike.looijmans@xxxxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Reviewed-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
---
v2: Split devicetree and code into separate patches
v3: Devicetree bindings in yaml format
v4: Rebase on v5.10-rc1

 Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml b/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml
index 183ec23eda39..f5ee23c2df60 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml
+++ b/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml
@@ -48,6 +48,7 @@ properties:
       - nxp,pcal6416
       - nxp,pcal6524
       - nxp,pcal9535
+      - nxp,pcal9554b
       - nxp,pcal9555a
       - onnn,cat9554
       - onnn,pca9654
-- 
2.17.1




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