AT91 LINUX GPIO DRIVER

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This book contains many real life examples derived from the author’s experience as a Linux system and network administrator, trainer and consultant. I would kindly appreciate any help in the issue. I should have titled the subject, “The most basic Linux questions in the world” to get the most eyes. Chronological Newest First Hi this should be trivial – but still too much for me. The process with Linux shell is the following: Having a problem logging in? Are you new to LinuxQuestions.

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Drive a GPIO on a SAM9xEK via Linux – Welcome to AT91SAM Community Discussions

Join our community today! I’m sorry to bring up this topic, but it’s very similar to what I need so i’ll just add my question here. Find More Posts by Gobliins. They hope these examples will help you to get a better understanding of the Linux system and that you feel encouraged to try out things on your own. Let’s say we want to use GPIO5 as output.

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I have always used micros in bare metal fashion and have always had direct control to drive GPIO ports however I wanted. I should gpil titled the subject, “The most basic Linux questions in the world” to get the most eyes. So it needs to be done with linux drivers.

AT91SAM | Linux sam How to read a button?

Is there a low level command in Linux that can access already known ports that will allow me to drive this port or a way to accomplish this without adding a new device with it’s own Linux driver? The Device Tree is for configuring the board, and are used by the device drivers in the kernel. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features.

Create free account Forgot password? Pls, can anyone provide directions what to do?

Welcome to AT91SAM Community Discussions

Are you new to LinuxQuestions. Hope my problem is close to the ogirin topic of the post, and there are many developers who would find useful the problem solution I need. Review your favorite Linux distribution. Last edited by jcarrillo on7: On top of this, GPIO keys functionality can be used for user space programs. I want to read any kind of buttons like DIP switch etc.

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Many AT91 evaluation kits uses this interface. Hi, Could u share the working code please.

Hello Caglar, thanks for the swift reply. I understand, that the post topic is old and nobody might not look at my posting, byt yet nonetheless I would kindly appreciate any help in the issue.

Linux sam9263: How to read a button?

I would be interested in seeing some application implementation examples as well. I eventually will need to drive some GPIOs high or low depending zt91 a condition very slow binary status stuff.

Following code snippet is taken from ag91 This book contains many real life examples derived from the author’s experience as a Linux system and network administrator, trainer and consultant.

It is a kernel code. Who is online Users browsing this forum: I’ve you find something let me know: