Is there any device Driver for PCAL6408A(io expander)?

[muhammed_ali]

I am going to implement PCAL6408A in embedded linux system, so i am searching for the driver for the same. is there any specific driver for the PCAL6408A or any compatible one ?

[filip_kubicz]

Here the device tree bindings for this driver: https://www.kernel.org/doc/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt

[filip_kubicz]

Hi @muhammed_ali , the GPIO driver gpio-953x has recently introduced support for PCAL6408 expander:

https://github.com/torvalds/linux/blob/master/drivers/gpio/gpio-pca953x.c#L93

Commit with the change:

https://github.com/torvalds/linux/commit/6d50b79051edc298aba7f60184d9b2fb673f0628

[muhammed_ali]

Hi Team,

Any update on this

[guoweisun]

Unfortunately we don't have such driver.

[muhammed_ali]

Hi G.w. Sun,

Is there any related Driver for the same,

[guoweisun]

Unfortunately,no more for recommend.