[PATCH v4 2/2] arm64: dts: broadcom: bcm2712-d-rpi-5-b: add compatible
Krzysztof Kozlowski
krzk at kernel.org
Tue Aug 11 00:58:03 PDT 2026
On Mon, Aug 10, 2026 at 01:46:34PM +0200, Gregor Herburger wrote:
> The bcm2712 found on the Raspberry Pi 5 is available in the d Stepping
> and in a c Stepping. There are two separate dts files. The
> bcm2712-rpi-5-b.dts for the c Stepping and the bcm2712-d-rpi-5-b.dts for
> the d Stepping. The d stepping does not set its own compatible/model
> string but uses "raspberrypi,5-model-b" through its include.
>
> These two steppings are not compatible. Booting with the wrong dtb file
> causes a crash at boot.
>
> Add a compatibles string "raspberrypi,5-model-b-d0" together with a
> "bcm2712-d0" string to allow us to distinguish between those two
> steppings.
>
> Fixes: 44839e2ac8ec ("arm64: dts: broadcom: Add DT for D-step version of BCM2712")
> Signed-off-by: Gregor Herburger <gregor.herburger at linutronix.de>
> ---
> arch/arm64/boot/dts/broadcom/bcm2712-d-rpi-5-b.dts | 5 +++++
> 1 file changed, 5 insertions(+)
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at oss.qualcomm.com>
Best regards,
Krzysztof
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