lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 22 Sep 2017 09:30:51 +0200 From: Gregory CLEMENT <gregory.clement@...e-electrons.com> To: Kalyan Kinthada <kalyan.kinthada@...iedtelesis.co.nz> Cc: devicetree@...r.kernel.org, wsa@...-dreams.de, robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com, ijc+devicetree@...lion.org.uk, galak@...eaurora.org, linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org, Chris Packham <chris.packham@...iedtelesis.co.nz> Subject: Re: [PATCH] dt-bindings: i2c: Add armada-38x i2c binding Hi Kalyan, On ven., sept. 22 2017, Kalyan Kinthada <kalyan.kinthada@...iedtelesis.co.nz> wrote: > All armada-38x variants(380, 385, 388) SoCs have an issue > in i2c controller which violates the i2c repeated start timing. Did you had an issue with one of the SoC ? If yes what was your setting ? On my side I never managed to have this sort of issue on Armada 38x. > > This errata is fixed in the i2c-mv64xxx driver but enabled > only for devices with compatible string "marvell,mv78230-i2c". In this case why not just adding the "marvell,mv78230-i2c" as compatible string in the appropriate device tree files ? Gregory > > This patch introduces a new compatible string > "marvell,armada-38x-i2c" for the i2c controller on armada-38x SoCs > so that the workaound is enabled. > > Signed-off-by: Kalyan Kinthada <kalyan.kinthada@...iedtelesis.co.nz> > --- > Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt > index 5c30026921..fc100b6bdb 100644 > --- a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt > +++ b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt > @@ -14,6 +14,7 @@ Required properties : > very rare, initial version of the SoC which > had broken offload support. Linux > auto-detects this and sets it appropriately. > + - "marvell,armada-38x-i2c" > - interrupts : The interrupt number > > Optional properties : > -- > 2.14.1 > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com
Powered by blists - more mailing lists