[beagleboard] How to verify eMMC and DDR?

2021-01-05 Thread Venugopal S Nair
Hello,


I would like to write some random data to some locations in eMMC and DDR, 
then read back and check whether they are same.

- From where do I get the information regarding the start and end addresses 
of eMMC and DDR?

- Does the mw and md commands in u-boot help for this activity?

Thank You

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[beagleboard] What is the use of AIN7 ADC input from 3V3 rail?

2020-10-11 Thread Venugopal S Nair
What is the use of the ADC input AIN7? Is it used for any logic internally 
or just as a voltage measurement?

We are planning for a custom board based on beagle bone black. Is this pin 
absolutely necessary? Or can we just remove it from circuit?

Thanks in advance.


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