[PATCH v2 4/4] arm64: dts: allwinner: h616: add crypto engine node

Chen-Yu Tsai wens at csie.org
Thu Jun 27 10:54:00 PDT 2024


On Tue, Jun 25, 2024 at 7:23 AM Andre Przywara <andre.przywara at arm.com> wrote:
>
> The Allwinner H616 SoC contains a crypto engine very similar to the H6
> version, but with all base addresses in the DMA descriptors shifted by
> two bits. This requires a new compatible string.
> Also the H616 CE relies on the internal osciallator for the TRNG
> operation, so we need to reference this clock.
>
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> ---
>  arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi | 10 ++++++++++
>  1 file changed, 10 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
> index 921d5f61d8d6a..187663d45ed72 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
> @@ -113,6 +113,16 @@ soc {
>                 #size-cells = <1>;
>                 ranges = <0x0 0x0 0x0 0x40000000>;
>
> +               crypto: crypto at 1904000 {
> +                       compatible = "allwinner,sun50i-h616-crypto";
> +                       reg = <0x01904000 0x1000>;

The address range only goes up to 0x019047ff. The other half is the
secure crypto engine. The other bits look correct.

I can fix this up when applying, assuming the driver parts get merged
in the next few days.

Chenyu

> +                       interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
> +                       clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>,
> +                                <&ccu CLK_MBUS_CE>, <&rtc CLK_IOSC>;
> +                       clock-names = "bus", "mod", "ram", "trng";
> +                       resets = <&ccu RST_BUS_CE>;
> +               };
> +
>                 syscon: syscon at 3000000 {
>                         compatible = "allwinner,sun50i-h616-system-control";
>                         reg = <0x03000000 0x1000>;
> --
> 2.39.4
>



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