linux-kernel - Re: [PATCH v5] dt-bindings: fpga: Add bindings document for Xilinx LogiCore PR Decoupler

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 13 Apr 2017 15:07:28 -0500
From:   Rob Herring <robh@...nel.org>
To:     Moritz Fischer <mdf@...nel.org>
Cc:     linux-fpga@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org,
        Michal Simek <michal.simek@...inx.com>,
        Sören Brinkmann <soren.brinkmann@...inx.com>
Subject: Re: [PATCH v5] dt-bindings: fpga: Add bindings document for Xilinx
 LogiCore PR Decoupler

On Sun, Apr 09, 2017 at 10:10:31AM -0700, Moritz Fischer wrote:
> This adds the binding documentation for the Xilinx LogiCORE PR
> Decoupler soft core.
> 
> Signed-off-by: Moritz Fischer <mdf@...nel.org>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> Acked-by: Alan Tull <atull@...nel.org>
> Cc: Sören Brinkmann <soren.brinkmann@...inx.com>
> Cc: linux-kernel@...r.kernel.org
> Cc: devicetree@...r.kernel.org
> ---
> 
> Changes from v4:
> - Ssubject line
> - Replaced 'or' by 'followed by' as suggested by Rob
> 
> Changes from v3:
> - Addressed Michal's comments
> - Addressed Alan's Comments
> - Added Alan's Acked-by
> 
> Changes from v2:
> - Added refence to generic fpga-region bindings
> - Fixed up reg property in example
> - Added fallback to "xlnx,pr-decoupler" without version
> 
> Changes from v1:
> - Added clock names & clock to example
> - Merged some of the description from Michal's version
> 
> ---
>  .../bindings/fpga/xilinx-pr-decoupler.txt          | 36 ++++++++++++++++++++++
>  1 file changed, 36 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt
> 
> diff --git a/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt b/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt
> new file mode 100644
> index 0000000..b2c58fb
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt
> @@ -0,0 +1,36 @@
> +Xilinx LogiCORE Partial Reconfig Decoupler Softcore
> +
> +The Xilinx LogiCORE Partial Reconfig Decoupler manages one or more
> +decouplers / fpga bridges.
> +The controller can decouple/disable the bridges which prevents signal
> +changes from passing through the bridge.  The controller can also
> +couple / enable the bridges which allows traffic to pass through the
> +bridge normally.
> +
> +The Driver supports only MMIO handling. A PR region can have multiple
> +PR Decouplers which can be handled independently or chained via decouple/
> +decouple_status signals.
> +
> +Required properties:
> +- compatible		: Should contain "xlnx,pr-decoupler-1.00" followed by
> +                          "xlnx,pr-decoupler"
> +- regs			: base address and size for decoupler module
> +- clocks		: input clock to IP
> +- clock-names		: should contain "aclk"
> +
> +Optional properties:
> +- bridge-enable		: 0 if driver should disable bridge at startup
> +			  1 if driver should enable bridge at startup
> +			  Default is to leave bridge in current state.

Did this get into a common location? If so, then just "see .../?.txt" is 
enough of a description.

Rob