[PATCH v9 3/3] arm64: dts: rockchip: add DT entry for RNG to RK356x

Heiko Stübner heiko at sntech.de
Thu Aug 15 09:26:12 PDT 2024


Am Dienstag, 13. August 2024, 16:17:05 CEST schrieb Rob Herring:
> On Tue, Jul 30, 2024 at 10:11 AM Daniel Golle <daniel at makrotopia.org> wrote:
> >
> > From: Aurelien Jarno <aurelien at aurel32.net>
> >
> > Include the just added Rockchip RNG driver for RK356x SoCs and
> > enable it on RK3568.
> >
> > Signed-off-by: Aurelien Jarno <aurelien at aurel32.net>
> > Signed-off-by: Daniel Golle <daniel at makrotopia.org>
> > ---
> >  arch/arm64/boot/dts/rockchip/rk3568.dtsi |  4 ++++
> >  arch/arm64/boot/dts/rockchip/rk356x.dtsi | 10 ++++++++++
> >  2 files changed, 14 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
> > index f1be76a54ceb0..2a6ca20e607fd 100644
> > --- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
> > +++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
> > @@ -257,6 +257,10 @@ power-domain at RK3568_PD_PIPE {
> >         };
> >  };
> >
> > +&rng {
> > +       status = "okay";
> > +};
> > +
> >  &usb_host0_xhci {
> >         phys = <&usb2phy0_otg>, <&combphy0 PHY_TYPE_USB3>;
> >         phy-names = "usb2-phy", "usb3-phy";
> > diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
> > index 4690be841a1cd..d160a23fd4959 100644
> > --- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
> > +++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
> > @@ -1113,6 +1113,16 @@ sdhci: mmc at fe310000 {
> >                 status = "disabled";
> >         };
> >
> > +       rng: rng at fe388000 {
> > +               compatible = "rockchip,rk3568-rng";
> > +               reg = <0x0 0xfe388000 0x0 0x4000>;
> > +               clocks = <&cru CLK_TRNG_NS>, <&cru HCLK_TRNG_NS>;
> > +               clock-names = "core", "ahb";
> > +               resets = <&cru SRST_TRNG_NS>;
> > +               reset-names = "reset";
> 
> This adds a new warning:
> 
> rng at fe388000: 'reset-names' does not match any of the regexes: 'pinctrl-[0-9]+'

I've created and sent a patch to remove the reset-names now.






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