[PATCH v3 0/3] am335x: set pinmux registers from pins debug file

Linus Walleij linus.walleij at linaro.org
Mon May 24 17:18:25 PDT 2021


On Thu, May 20, 2021 at 10:27 PM Dario Binacchi <dariobin at libero.it> wrote:

> The patch was born from the need to change the slew rate of the LCD pins
> of a custom AM335x board during EMC tests. The AM335x, as described in a
> note in section 9.1 of its reference manual [1], is unable to write
> pinmux registers from user space. The series now makes it possible to
> write these registers from the pins debug file.

I am going to hold this series back pending more discussion on the ABI
and whether it is useful.

Yours,
Linus Walleij



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