[PATCH] arm64: dts: broadcom: bcm2712: Enable RNG

Peter Robinson pbrobinson at gmail.com
Wed Sep 24 03:53:30 PDT 2025


On Wed, 24 Sept 2025 at 11:48, Stefan Wahren <wahrenst at gmx.net> wrote:
>
> Hi Peter,
>
> Am 24.09.25 um 11:01 schrieb Peter Robinson:
> > The RNG is the same IP as in the bcm2711 so add the
> > device tree block to enable the device.
> >
> > Signed-off-by: Peter Robinson <pbrobinson at gmail.com>
> > ---
> >   arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 6 ++++++
> >   1 file changed, 6 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
> > index 4cd51d80d40d0..6976a88c262f4 100644
> > --- a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
> > +++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
> > @@ -226,6 +226,12 @@ system_timer: timer at 7c003000 {
> >                       clock-frequency = <1000000>;
> >               };
> >
> > +             random: rng at 7d208000 {
> > +                     compatible = "brcm,bcm2711-rng200";
> > +                     reg = <0x7d208000 0x28>;
> > +                     status = "okay";
> > +             };
> thank you for the patch. I know the order is already messed up, but
> could you please try to add it after uart10?

Sure, can you let me know the preferred ordering so I can understand
what we're aiming for overall?

> > +
> >               mailbox: mailbox at 7c013880 {
> >                       compatible = "brcm,bcm2835-mbox";
> >                       reg = <0x7c013880 0x40>;
>



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