[PATCH v1] gpio: pca953x: support pcal6408 and pcal6416

Francesco Dolcini francesco at dolcini.it
Tue Feb 11 22:06:00 CET 2025


From: Emanuele Ghidoli <emanuele.ghidoli at toradex.com>

Add support to NXP GPIO expanders pcal6408, documented at [1], and
pcal6416, documented at [2].

[1] https://www.nxp.com/docs/en/data-sheet/PCAL6408A.pdf
[2] https://www.nxp.com/docs/en/data-sheet/PCAL6416A.pdf

Signed-off-by: Emanuele Ghidoli <emanuele.ghidoli at toradex.com>
Signed-off-by: Francesco Dolcini <francesco.dolcini at toradex.com>
---
 drivers/gpio/pca953x_gpio.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpio/pca953x_gpio.c b/drivers/gpio/pca953x_gpio.c
index e84038f312ea..523ca8473a8c 100644
--- a/drivers/gpio/pca953x_gpio.c
+++ b/drivers/gpio/pca953x_gpio.c
@@ -393,6 +393,8 @@ static const struct udevice_id pca953x_ids[] = {
 	{ .compatible = "nxp,pca9575", .data = OF_957X(16, PCA_INT), },
 	{ .compatible = "nxp,pca9698", .data = OF_953X(40, 0), },
 
+	{ .compatible = "nxp,pcal6408", .data = OF_953X(8, PCA_LATCH_INT), },
+	{ .compatible = "nxp,pcal6416", .data = OF_953X(16, PCA_LATCH_INT), },
 	{ .compatible = "nxp,pcal6524", .data = OF_953X(24, PCA_LATCH_INT), },
 
 	{ .compatible = "maxim,max7310", .data = OF_953X(8, 0), },
-- 
2.39.5



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