Re: [PATCH 4/4] arm64: dts: qcom: sc7280: Add herobrine-r1
From: Stephen Boyd
Date: Fri Jan 14 2022 - 01:25:26 EST
Quoting Douglas Anderson (2022-01-13 16:43:03)
> Add the new herobrine-r1. Note that this is pretty much a re-design
> compared to herobrine-r0 so we don't attempt any dtsi to share stuff
> between them.
>
> This patch attempts to define things at 3 levels:
>
> 1. The Qcard level. Herobrine includes a Qcard PCB and the Qcard PCB
> is supposed to be the same (modulo stuffing options) across
> multiple boards, so trying to define what's there hopefully makes
> sense. NOTE that newer "CRD" boards from Qualcomm also use
> Qcard. When support for CRD3 is added hopefully it can use the
> Qcard include (and perhaps we should even evaluate it using
> herobrine.dtsi?)
> 2. The herobrine "baseboard" level. Right now most stuff is here with
> the exception of things that we _know_ will be different per
> board. We know that not all boards will have the same set of eMMC,
> nvme, and SD. We also know that the exact pin names are likely to
> be different.
> 3. The actual "board" level, AKA herobrine-rev1.
>
> NOTES:
> - This boots to command prompt, but no eDP yet since eDP hasn't
> been added to sc7280.dtsi yet.
> - This assumes LTE for now. Once it's clear how WiFi-only SKUs will
> work we expect some small changes.
>
> Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
> ---
Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>