AT91 GPIO DRIVER DOWNLOAD

Has anyone some sample code for a similar board or can help me to access the keys and leds? 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. The Device Tree is for configuring the board, and are used by the device drivers in the kernel. I eventually will need to drive some GPIOs high or low depending on a condition very slow binary status stuff. All times are GMT Hi, With Linux versions v3. 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.

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BB code is On. No registered users and 1 guest. Thanks and regards Rahul. 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. They hope these examples will help you to get a better understanding of the Linux system and that ay91 feel encouraged to try out things on your own.

[U-Boot,v3,1/2] ARM: at gpio: fix at91_set_gpio_value() define – Patchwork

If you need to reset your password, click here. Hi, With Linux versions v3. If you’d like to contribute content, let us know. I have always used micros in bare metal fashion and have always had direct control to drive GPIO ports however I wanted.

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Please visit this page to clear all LQ-related cookies. Click Here to receive this Complete Guide absolutely free. I would kindly appreciate any help in the issue.

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

I guess a question can’t get any more basic than this one. That is exactly what I was looking for. Visit the following links: Then i looked for the linuxkernel in my at9 directorie and read these files: Having a problem logging in?

And now I don’t know, who is to blame, the hardware or may be the driver. Introduction to Linux – A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started guide, with exercises at the end of each chapter.

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I’ve you find something let me know: Before Asking I’ve reviewed these documents: Or is that really the only way to drive a darn GPIO port high and low?

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[PATCH 7/9] ARM: at91/gpio: add .to_irq gpio_chip handler

The time now is The process with Linux shell is the following: Last edited by jcarrillo on7: Is there a low level command in Linux that can access already known qt91 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?

I know there must be g;io of people using embedded Linux for years that know the answer to this. I understand, that the post topic is old and nobody might not look at my posting, byt yet nonetheless The Device Tree is for configuring the board, and are used by the device drivers in the kernel.

All times are GMT Has anyone some sample code for a similar board or can help me to access the keys and leds? Open Source Consulting Domain Registration. Rain dance time, IH. Ok got it working with the open, and write functions.