Commit 3ba3ff5c authored by Jan Kiszka's avatar Jan Kiszka Committed by Bartosz Golaszewski
Browse files

gpio: pca953x: Add support for the PCAL9535 

The PCAL9535 is compatible to the PCA9535. Additionally, it comes with
interrupt support and input latching. Other features are not supported
by the GPIO subsystem.

Datasheet: https://www.nxp.com/docs/en/data-sheet/PCAL9535A.pdf


Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: default avatarAndy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
parent ee0f054f

drivers/gpio/gpio-pca953x.c

+2 −0
Original line number Diff line number Diff line
@@ -89,6 +89,7 @@ static const struct i2c_device_id pca953x_id[] = { 


	{ "pcal6416", 16 | PCA953X_TYPE | PCA_LATCH_INT, },

	{ "pcal6524", 24 | PCA953X_TYPE | PCA_LATCH_INT, },

	{ "pcal9535", 16 | PCA953X_TYPE | PCA_LATCH_INT, },

	{ "pcal9555a", 16 | PCA953X_TYPE | PCA_LATCH_INT, },



	{ "max7310", 8  | PCA953X_TYPE, },
@@ -1145,6 +1146,7 @@ static const struct of_device_id pca953x_dt_ids[] = { 


	{ .compatible = "nxp,pcal6416", .data = OF_953X(16, PCA_LATCH_INT), },

	{ .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_LATCH_INT), },

	{ .compatible = "nxp,pcal9535", .data = OF_953X(16, PCA_LATCH_INT), },

	{ .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_LATCH_INT), },



	{ .compatible = "maxim,max7310", .data = OF_953X( 8, 0), },

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