linux-kernel - Re: [PATCH 4/9] ARM: dts: sun8i: r40: add crypto engine node

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Date:   Sat, 7 Sep 2019 19:54:07 +0200
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     Maxime Ripard <mripard@...nel.org>
Cc:     davem@...emloft.net, herbert@...dor.apana.org.au,
        linux@...linux.org.uk, mark.rutland@....com, robh+dt@...nel.org,
        wens@...e.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH 4/9] ARM: dts: sun8i: r40: add crypto engine node

On Sat, Sep 07, 2019 at 07:02:17AM +0300, Maxime Ripard wrote:
> On Fri, Sep 06, 2019 at 08:45:46PM +0200, Corentin Labbe wrote:
> > The Crypto Engine is a hardware cryptographic offloader that supports
> > many algorithms.
> > It could be found on most Allwinner SoCs.
> >
> > This patch enables the Crypto Engine on the Allwinner R40 SoC Device-tree.
> >
> > Signed-off-by: Corentin Labbe <clabbe.montjoie@...il.com>
> > ---
> >  arch/arm/boot/dts/sun8i-r40.dtsi | 11 +++++++++++
> >  1 file changed, 11 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
> > index bde068111b85..7eb649cea163 100644
> > --- a/arch/arm/boot/dts/sun8i-r40.dtsi
> > +++ b/arch/arm/boot/dts/sun8i-r40.dtsi
> > @@ -266,6 +266,17 @@
> >  			#phy-cells = <1>;
> >  		};
> >
> > +		crypto: crypto-engine@...5000 {
> > +			compatible = "allwinner,sun8i-r40-crypto";
> > +			reg = <0x01c15000 0x1000>;
> > +			interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
> > +			clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>;
> > +			clock-names = "ahb", "mod";
> > +			resets = <&ccu RST_BUS_CE>;
> > +			reset-names = "ahb";
> > +			status = "okay";
> 
> The driver will probe if status is not declared, so if you want it
> always enabled you should simply remove status
> 

Fixed, thanks.