Re: [PATCH 1/3] ARM: dts: stm32: add stpmic1 support on stm32mp157c ed1 board

From: Linus Walleij
Date: Mon Apr 08 2019 - 09:07:08 EST


On Mon, Apr 8, 2019 at 2:26 PM Pascal PAILLET-LME <p.paillet@xxxxxx> wrote:

> > I hope you are not trying to work around a bug in the driver by
> > stripping out DMA configuration from the device tree, because then
> > it is probably a better idea to fix the bug.

> This is not a workaround. The PMIC can use the DMA over I2C bus.
> Our goal is to avoid using a DMA channel for a consumer that generates a
> very few traffic. Dma channels may lack for other use cases.
>
> If you agree, you can add the to the commit message.

OK I understand, then also write it directly in the dts as a comment,
so people understand why it is being removed when they just look
in the device tree.

Yours,
Linus Walleij