Re: [PATCH v2 2/2] ARM: dts: bcm2711-rpi-4-b: Fix usb's unit address

From: Rob Herring
Date: Tue Aug 31 2021 - 09:50:33 EST


On Tue, Aug 31, 2021 at 7:59 AM Nicolas Saenz Julienne
<nsaenzju@xxxxxxxxxx> wrote:
>
> The unit address is supposed to represent '<device>,<function>'. Which
> are both 0 for RPi4b's XHCI controller. On top of that although
> OpenFirmware states bus number goes in the high part of the last reg
> parameter, FDT doesn't seem to care for it[1], so remove it.
>
> [1] https://patchwork.kernel.org/project/linux-arm-kernel/patch/20210830103909.323356-1-nsaenzju@xxxxxxxxxx/#24414633
> Fixes: 258f92d2f840 ("ARM: dts: bcm2711: Add reset controller to xHCI node")
> Suggested-by: Rob Herring <robh@xxxxxxxxxx>
> Signed-off-by: Nicolas Saenz Julienne <nsaenzju@xxxxxxxxxx>
> ---
>
> Chages since v1:
> - Add patch as per robh suggestion
>
> arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>