[PATCH] arm64: dts: broadcom: bcm2712: Enable RNG
Stefan Wahren
wahrenst at gmx.net
Wed Sep 24 03:58:30 PDT 2025
Hi Peter,
Am 24.09.25 um 12:53 schrieb Peter Robinson:
> 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?
Sure, all nodes with an unit address should be ordered ascending by unit
address.
https://docs.kernel.org/devicetree/bindings/dts-coding-style.html
>
>>> +
>>> mailbox: mailbox at 7c013880 {
>>> compatible = "brcm,bcm2835-mbox";
>>> reg = <0x7c013880 0x40>;
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