I am going to use PCAL6524 at my system(Android)...
So I want to get PCAL6524 Driver, or a driver of a similar device(IO Expander) for reference.
Thanks for reading
Here it is the Linux driver for PCAL6524.
I hope this could be helpful for you.
Thanks for your reply.
I am a novice for the linux device driver.
I have read the attached file, rt122285-drad-1_1.pdf.
This file referred to linux/drivers/gpio/pcal6524.c, device driver for PCAL6524.
How can I get this source code?
I could not fine this file at attached files.
I hope your reply.
Here you have the link for the git. Here, you could have all the needed information.
linux-upstream/scripts at emcraft · EmcraftSystems/linux-upstream · GitHub
Also, I attached you the pcal6524.c file.
I hope this information answers your question.
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