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Linux/PROCESSOR-SDK-OMAPL138: Changing the Linux Kernel Pins

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Part Number:PROCESSOR-SDK-OMAPL138

Tool/software: Linux

Hi, we're going to be building a custom board and in order to route the pins properly for our custom codecs we need GPIO 0_15 of the OMAP-L138 on the DSP side.

According to the schematics it's set an INTn for the Ethernet controller. We will need the ACLKR functionality of GPIO 0_15 for the DSP Core side.

I've been looking through da850.c and the da850 device tree and I'm not quite sure how to change the INTn to be on a different open GPIO to be used by the Kernel

instead of GPIO 0_15.

I want to be able to free up GPIO 0_15 for ACLKR and throw the INTn the kernel uses on some other open pin. Is this possible and if so how I would go about changing it.


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