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[46.91.239.54]) by smtp.gmail.com with ESMTPSA id l14sm18782793wrt.57.2019.05.21.03.39.28 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 21 May 2019 03:39:28 -0700 (PDT) Date: Tue, 21 May 2019 12:39:27 +0200 From: Thierry Reding To: Vidya Sagar Subject: Re: [PATCH V7 08/15] dt-bindings: Add PCIe supports-clkreq property Message-ID: <20190521103927.GH29166@ulmo> References: <20190517123846.3708-1-vidyas@nvidia.com> <20190517123846.3708-9-vidyas@nvidia.com> MIME-Version: 1.0 In-Reply-To: <20190517123846.3708-9-vidyas@nvidia.com> User-Agent: Mutt/1.11.4 (2019-03-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190521_033930_756560_8E9268B0 X-CRM114-Status: GOOD ( 13.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com, mperttunen@nvidia.com, mmaddireddy@nvidia.com, linux-pci@vger.kernel.org, catalin.marinas@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, kthota@nvidia.com, kishon@ti.com, linux-tegra@vger.kernel.org, robh+dt@kernel.org, gustavo.pimentel@synopsys.com, jingoohan1@gmail.com, bhelgaas@google.com, jonathanh@nvidia.com, linux-arm-kernel@lists.infradead.org, sagar.tv@gmail.com Content-Type: multipart/mixed; boundary="===============6894429034526612721==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============6894429034526612721== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="tT3UgwmDxwvOMqfu" Content-Disposition: inline --tT3UgwmDxwvOMqfu Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, May 17, 2019 at 06:08:39PM +0530, Vidya Sagar wrote: > Some host controllers need to know the existence of clkreq signal routing= to > downstream devices to be able to advertise low power features like ASPM L1 > substates. Without clkreq signal routing being present, enabling ASPM L1 = sub > states might lead to downstream devices falling off the bus. Hence a new = device > tree property 'supports-clkreq' is added to make such host controllers > aware of clkreq signal routing to downstream devices. >=20 > Signed-off-by: Vidya Sagar > Reviewed-by: Rob Herring > --- > Changes since [v6]: > * None >=20 > Changes since [v5]: > * s/Documentation\/devicetree/dt-bindings/ in the subject >=20 > Changes since [v4]: > * None >=20 > Changes since [v3]: > * Rebased on top of linux-next top of the tree >=20 > Changes since [v2]: > * None >=20 > Changes since [v1]: > * This is a new patch in v2 series >=20 > Documentation/devicetree/bindings/pci/pci.txt | 5 +++++ > 1 file changed, 5 insertions(+) Reviewed-by: Thierry Reding --tT3UgwmDxwvOMqfu Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAlzj1V8ACgkQ3SOs138+ s6GxMA/+NpI6ZwlnTMAsJ8ruKfvjYGpc3OE5nyJWsBE+w/rPCtvydx/UNDb4nMh8 gdNQ08uHKoRG7fx7mW8u8nuExzY8euEy3GPdIDycVfEtIzu68wTOL0Fma9cjAOxe cc+QaowCdUqRpEgs6ofUrcOUfPAV821c/wJ3O77MjlO99apfproJWw4iupCmUsot b5M7jiptwqfi5OJklcQG2szxmbu23vBr1x+BuPDq6D+zF/K7LVuA1BSuMDywdvnc 24PpnWha4OV8zo1Ql5mUr0+F3VO+QP/lQO2YWvXx/mHO/zVp3IzKKu8vmymJBUhm OC5EeWj1+OBVmO6NXG8K3INzzsR6T21AssIkfsdeavGHZh+JE54IHIJnwiAnq1nZ bWmwR1aD4sQ3f81ObETw2KYoiAbyCFo0pxAiiQKgHa/c5XGCk8XzCdxWWoTNMdZA lntfi3itDEl1X7BjArF/z5j2WRHu8lG6wBdV9PySN6bUlzkvxk4phTFMDPzgJKBW mC95CXIvTR6uLPfNchE7HuMd/ylsM/V/EbLUgmf2s3uiU+jMoDVs3o5Nvh5aQLHZ vLMH4hozBmHGvyENFaXeBSMuExVnx2vwWfDpCxr/8M/VYMQsqkCsKyINzAtLmCQ3 lbzIKQRGlFmaPKwX7V39yTk1CPE5pkWYEM6Z9/cJXzEot37EH3g= =KEQ8 -----END PGP SIGNATURE----- --tT3UgwmDxwvOMqfu-- --===============6894429034526612721== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============6894429034526612721==--