[PATCH v5 09/10] arm64: dts: freescale: add initial apalis imx8 aka quadmax module support
Marcel Ziswiler
marcel.ziswiler at toradex.com
Fri Feb 3 05:14:23 PST 2023
Hi Shawn
On Wed, 2023-02-01 at 04:01 +0100, Marcel Ziswiler wrote:
[snip]
> > > +/* Apalis UART1 */
> > > +&lpuart1 {
> > > + dma-names = "","";
> >
> > What is this for?
>
> I guess that switches off DMA falling pack to PIO. Likely, there was an issue at one point in downstream. Let
> me re-test without it.
BTW: Upstream this indeed works just fine without this and I removed it in v6.
[snip]
> > > +&usbotg1 {
> > > + adp-disable;
> > > + ci-disable-lpm;
> > > + hnp-disable;
> > > + over-current-active-low;
> > > + pinctrl-names = "default";
> > > + pinctrl-0 = <&pinctrl_usbotg1>;
> >
> > We generally want to put such generic properties before device specific
> > ones.
>
> Okay.
Sorry, I missed the generally here. Let me re-work the device trees with this in mind adhering to hopefully all
the rules which apply and send a v7 ASAP.
> Thanks!
Thank you!
> > Shawn
Cheers
Marcel
[snip]
More information about the linux-arm-kernel
mailing list