From mboxrd@z Thu Jan 1 00:00:00 1970 From: gregory.clement@free-electrons.com (Gregory CLEMENT) Date: Thu, 15 Jun 2017 18:27:17 +0200 Subject: [PATCH v2 3/3] arm64: dts: marvell: add a comment on the cp110 slave node status In-Reply-To: <20170615121004.32257-3-antoine.tenart@free-electrons.com> (Antoine Tenart's message of "Thu, 15 Jun 2017 14:10:04 +0200") References: <20170615121004.32257-1-antoine.tenart@free-electrons.com> <20170615121004.32257-3-antoine.tenart@free-electrons.com> Message-ID: <8760fx6wt6.fsf@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Antoine, On jeu., juin 15 2017, Antoine Tenart wrote: > The cryptographic engine found on the cp110 slave is disabled by default > because of some known limitations. Add a comment to explain why it is > disabled by default. > > Signed-off-by: Antoine Tenart Applied on mvebu/dt64 Thanks, Gregory > --- > arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi > index 7e98c155cc6a..385ac30d6012 100644 > --- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi > +++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi > @@ -234,6 +234,13 @@ > "ring2", "ring3", "eip"; > clocks = <&cps_syscon0 1 26>; > dma-mask = <0xff 0xffffffff>; > + /* > + * The cryptographic engine found on the cp110 > + * master is enabled by default at the SoC > + * level. Because it is not possible as of now > + * to enable two cryptographic engines in > + * parallel, disable this one by default. > + */ > status = "disabled"; > }; > }; > -- > 2.9.4 > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com