how to cpu control speed on ar7010?

[Sujith Manoharan]

Oleksij Rempel wrote:
> i have two different adapters with ar7010. One of it gets pretty warm. I 
> assume it is clocked to higher speed. How is it controlled? By config 
> pins with pull up/down resistors? Or by registers?
> How about AR9271?

It is not only clock speed that can make the card get hot, there are various
other factors too. Most likely, the HW code in the host driver has a bug.

This is one example:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=69bdacc8fbac32e4dc804ab13cafe3c1bbdcba9d

> Other question, how match RAM do we actually have on both of them?

For AR9271, RAM: 160 KB.
For UB94, UB95, I think it is 256 KB.

Sujith