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[75.142.250.213]) by smtp.gmail.com with ESMTPSA id w1sm6006071qta.34.2020.11.13.12.28.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Nov 2020 12:28:06 -0800 (PST) Subject: Re: [PATCHv1 3/4] dt-bindings: fpga: add authenticate-fpga-config property To: richard.gong@linux.intel.com, mdf@kernel.org, linux-fpga@vger.kernel.org, linux-kernel@vger.kernel.org Cc: dinguyen@kernel.org, sridhar.rajagopal@intel.com, Richard Gong References: <1605204403-6663-1-git-send-email-richard.gong@linux.intel.com> <1605204403-6663-4-git-send-email-richard.gong@linux.intel.com> From: Tom Rix Message-ID: <94ccfc8d-ecf9-7782-9044-d3c0cb862118@redhat.com> Date: Fri, 13 Nov 2020 12:28:04 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <1605204403-6663-4-git-send-email-richard.gong@linux.intel.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-fpga@vger.kernel.org On 11/12/20 10:06 AM, richard.gong@linux.intel.com wrote: > From: Richard Gong > > Add authenticate-fpga-config property for FPGA bitstream authentication. > > Signed-off-by: Richard Gong > --- > Documentation/devicetree/bindings/fpga/fpga-region.txt | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt > index e811cf8..7a512bc 100644 > --- a/Documentation/devicetree/bindings/fpga/fpga-region.txt > +++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt > @@ -187,6 +187,7 @@ Optional properties: > - external-fpga-config : boolean, set if the FPGA has already been configured > prior to OS boot up. > - encrypted-fpga-config : boolean, set if the bitstream is encrypted > +- authenticate-fpga-config : boolean, set if do bitstream authentication The list is mostly in alphabetical order so the new 'authenticate-... ' should go at the top. Improve what you mean by 'authentication' similar to my comment in the first patch. Tom > - region-unfreeze-timeout-us : The maximum time in microseconds to wait for > bridges to successfully become enabled after the region has been > programmed.