[PATCH 1/1] rockchip: px30: add support for HW RNG for Odroid Go Advance

[Kever Yang]

Reviewed-by: Kever Yang <kever.yang at rock-chips.com>


Thanks,
- Kever

Chris Morgan <macroalpha82 at gmail.com> 于2021年8月26日周四 上午12:24写道：
>
> From: Chris Morgan <macromorgan at hotmail.com>
>
> The Odroid Go Advance has a hardware random number generator present.
> The device does not have an upstream Linux driver, but does have a
> U-Boot driver. Add the appropriate node so that the hardware RNG can be
> used in U-Boot.
>
> Signed-off-by: Chris Morgan <macromorgan at hotmail.com>
> ---
>  arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi b/arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi
> index 741e8dd935..6d4edc5855 100644
> --- a/arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi
> +++ b/arch/arm/dts/rk3326-odroid-go2-u-boot.dtsi
> @@ -16,6 +16,12 @@
>                 serial2 = &uart2;
>                 spi0 = &sfc;
>         };
> +
> +       rng: rng at ff0b0000 {
> +               compatible = "rockchip,cryptov2-rng";
> +               reg = <0x0 0xff0b0000 0x0 0x4000>;
> +               status = "okay";
> +       };
>  };
>
>  &cru {
> --
> 2.25.1
>