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[217.229.24.144]) by smtp.gmail.com with ESMTPSA id n18sm4446870wru.2.2019.08.30.04.18.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 30 Aug 2019 04:18:11 -0700 (PDT) Date: Fri, 30 Aug 2019 13:18:10 +0200 From: Thierry Reding To: Krishna Reddy Subject: Re: [PATCH 5/7] arm64: tegra: Add Memory controller DT node on T194 Message-ID: <20190830111810.GE23902@ulmo> References: <1567118827-26358-1-git-send-email-vdumpa@nvidia.com> <1567118827-26358-6-git-send-email-vdumpa@nvidia.com> MIME-Version: 1.0 In-Reply-To: <1567118827-26358-6-git-send-email-vdumpa@nvidia.com> User-Agent: Mutt/1.12.1 (2019-06-15) Cc: snikam@nvidia.com, thomasz@nvidia.com, jtukkinen@nvidia.com, mperttunen@nvidia.com, praithatha@nvidia.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, talho@nvidia.com, yhsu@nvidia.com, linux-tegra@vger.kernel.org, treding@nvidia.com, avanbrunt@nvidia.com, linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============6467593598916130860==" Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org --===============6467593598916130860== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="/2994txjAzEdQwm5" Content-Disposition: inline --/2994txjAzEdQwm5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Aug 29, 2019 at 03:47:05PM -0700, Krishna Reddy wrote: > Add Memory controller DT node on T194 and enable it. > This patch is a prerequisite for SMMU enable on T194. >=20 > Signed-off-by: Krishna Reddy > --- > arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 4 ++++ > arch/arm64/boot/dts/nvidia/tegra194.dtsi | 7 +++++++ > 2 files changed, 11 insertions(+) >=20 > diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/= boot/dts/nvidia/tegra194-p2888.dtsi > index 62e07e11..4b3441b 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi > @@ -47,6 +47,10 @@ > }; > }; > =20 > + memory-controller@2c00000 { > + status =3D "okay"; > + }; > + > serial@3110000 { > status =3D "okay"; > }; > diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/d= ts/nvidia/tegra194.dtsi > index adebbbf..d906958 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi > @@ -6,6 +6,7 @@ > #include > #include > #include > +#include > =20 > / { > compatible =3D "nvidia,tegra194"; > @@ -130,6 +131,12 @@ > }; > }; > =20 > + memory-controller@2c00000 { > + compatible =3D "nvidia,tegra186-mc"; I think we need to make this "nvidia,tegra194-mc" and then enhance the Tegra186 driver to match on that compatible string. Nothing to worry about just yet and I can make that change when applying. Thierry > + reg =3D <0x02c00000 0xb0000>; > + status =3D "disabled"; > + }; > + > uarta: serial@3100000 { > compatible =3D "nvidia,tegra194-uart", "nvidia,tegra20-uart"; > reg =3D <0x03100000 0x40>; > --=20 > 2.1.4 >=20 --/2994txjAzEdQwm5 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIyBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAl1pBfIACgkQ3SOs138+ s6F3pw/3cgWOBb8LS08yjsbxQJkSYr3KYazBB/0FtFlaIBLaASqL+2XxQRNgHKsx pdXxkOABv6ltpV7L06zNs3HJZG6jkDpBy0Glpo0J6B8QEFqlNnZNVkLp2AzXZO/K pkXadSzvUq9pBh8nJJ8V1FvVnj4pj+dgzVE7JO7+1onjG195Hd2dyTmYysvtgvGr m92kq+YsBZDPoqVq3XhWcrKGpnQq+mXqseg4InEfcCb35Kn0mhgguiYDh9QcfbfF +TOnm/A5ddPV+qXy4WMGHBZyqADRVrtMJh4o7/NyAfYEwL6f+DSGKLcP6nBJRZ1S DPsSDwQE1v2RHjYVhflHnfx4VEGL81+Twvn5RcNghOZqi6vzWbcYMSE+edwQHNwC rcFUtMMNuW1M1NdcgvgzHLdCyCa5EREVr28SPuAFIDtdYyYgc2PVaYNdx/zu3oN9 y9uPmwcsvydOZzQHylsAgBt21EvmvijdOVayTIMe+M8ZZzKDIWmsb2NlCjAUG/Uw z7pUuHLwtZywFYAWP9r/8xp+M7PQNyMPyTqR3iF7p1+IzAQ0gLb6k4HKzejkIVV9 jZ3Jpe7la3Q6i9o0vBX/NQw4WoxS4V7oBLuSXlOrEXNdx2naO+JjUYifqj6DZNP5 T/yXjA3RJM/77CvrxXafkTG1EO68lceZeZPQgUpV9NOocRY9IQ== =7ECF -----END PGP SIGNATURE----- --/2994txjAzEdQwm5-- --===============6467593598916130860== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu --===============6467593598916130860==--