[PATCH 2/2] arm64: dts: mediatek: add crypto offload support on MT7981

Krzysztof Kozlowski krzk at kernel.org
Mon Jul 21 02:36:08 PDT 2025


On Sun, Jul 20, 2025 at 07:49:03PM +0200, Aleksander Jan Bajkowski wrote:
> The MT7981 as well as the MT7986 have a built-in EIP-97 crypto accelerator.
> This commit adds the missing entry in the dts.
> 
> Signed-off-by: Aleksander Jan Bajkowski <olek2 at wp.pl>
> ---
>  arch/arm64/boot/dts/mediatek/mt7981b.dtsi | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
> index 5cbea9cd411f..ebab8dde1e70 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
> @@ -94,6 +94,20 @@ pwm at 10048000 {
>  			#pwm-cells = <2>;
>  		};
>  
> +		crypto at 10320000 {
> +			compatible = "inside-secure,safexcel-eip97";

Missing SoC compatible. You should not use IP block compatibles alone
and your previous patch explains why: some wires can be connected
differently.

Best regards,
Krzysztof




More information about the Linux-mediatek mailing list