From 237d96164f2c2b33d0d5094192eb743e9e1b04ad Mon Sep 17 00:00:00 2001 From: Mike Looijmans Date: Wed, 30 Sep 2020 11:20:53 +0200 Subject: [PATCH] gpio: pca953x: Add support for the NXP PCAL9554B/C 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. Signed-off-by: Mike Looijmans Reviewed-by: Bartosz Golaszewski Link: https://lore.kernel.org/r/20200930092053.2114-2-mike.looijmans@topic.nl Signed-off-by: Linus Walleij --- drivers/gpio/gpio-pca953x.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index b5c3e56613a7..4302bdee0575 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -90,6 +90,7 @@ 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, }, + { "pcal9554b", 8 | PCA953X_TYPE | PCA_LATCH_INT, }, { "pcal9555a", 16 | PCA953X_TYPE | PCA_LATCH_INT, }, { "max7310", 8 | PCA953X_TYPE, }, @@ -1234,6 +1235,7 @@ 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,pcal9554b", .data = OF_953X( 8, PCA_LATCH_INT), }, { .compatible = "nxp,pcal9555a", .data = OF_953X(16, PCA_LATCH_INT), }, { .compatible = "maxim,max7310", .data = OF_953X( 8, 0), }, -- 2.25.1