[PATCH 1/2] gpio: pca953x: Add support for pca9506

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According to the reference manual "The PCA9505 is identical to the
PCA9506 except that it includes 100 kΩ internal pull-up resistors on all
the I/Os." So the pca9506 device can be considered identical to the
pca9505 for the gpio driver.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml | 1 +
 drivers/gpio/gpio-pca953x.c                              | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml b/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml
index f5ee23c2df60..cdd7744b8723 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml
+++ b/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml
@@ -32,6 +32,7 @@ properties:
       - maxim,max7327
       - nxp,pca6416
       - nxp,pca9505
+      - nxp,pca9506
       - nxp,pca9534
       - nxp,pca9535
       - nxp,pca9536
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 825b362eb4b7..5ea09fd01544 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -73,6 +73,7 @@
 static const struct i2c_device_id pca953x_id[] = {
 	{ "pca6416", 16 | PCA953X_TYPE | PCA_INT, },
 	{ "pca9505", 40 | PCA953X_TYPE | PCA_INT, },
+	{ "pca9506", 40 | PCA953X_TYPE | PCA_INT, },
 	{ "pca9534", 8  | PCA953X_TYPE | PCA_INT, },
 	{ "pca9535", 16 | PCA953X_TYPE | PCA_INT, },
 	{ "pca9536", 4  | PCA953X_TYPE, },
@@ -1236,6 +1237,7 @@ static int pca953x_resume(struct device *dev)
 static const struct of_device_id pca953x_dt_ids[] = {
 	{ .compatible = "nxp,pca6416", .data = OF_953X(16, PCA_INT), },
 	{ .compatible = "nxp,pca9505", .data = OF_953X(40, PCA_INT), },
+	{ .compatible = "nxp,pca9506", .data = OF_953X(40, PCA_INT), },
 	{ .compatible = "nxp,pca9534", .data = OF_953X( 8, PCA_INT), },
 	{ .compatible = "nxp,pca9535", .data = OF_953X(16, PCA_INT), },
 	{ .compatible = "nxp,pca9536", .data = OF_953X( 4, 0), },

base-commit: 5c8fe583cce542aa0b84adc939ce85293de36e5e
-- 
2.29.2




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