From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH 4/9] ARM: dts: sun8i: r40: add crypto engine node Date: Sat, 7 Sep 2019 07:02:17 +0300 Message-ID: <20190907040217.kzvq7gfxz67pluhz@flea> References: <20190906184551.17858-1-clabbe.montjoie@gmail.com> <20190906184551.17858-5-clabbe.montjoie@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20190906184551.17858-5-clabbe.montjoie@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Corentin Labbe Cc: davem@davemloft.net, herbert@gondor.apana.org.au, linux@armlinux.org.uk, mark.rutland@arm.com, robh+dt@kernel.org, wens@csie.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com List-Id: devicetree@vger.kernel.org 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 > --- > 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@1c15000 { > + compatible = "allwinner,sun8i-r40-crypto"; > + reg = <0x01c15000 0x1000>; > + interrupts = ; > + 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 Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com