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Tue, 27 Oct 2020 06:30:10 -0700 (PDT) Date: Tue, 27 Oct 2020 14:30:08 +0100 From: Thierry Reding To: Krzysztof Kozlowski Cc: Dmitry Osipenko , Jonathan Hunter , Georgi Djakov , Rob Herring , Michael Turquette , Stephen Boyd , Peter De Schrijver , MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Mikko Perttunen , Viresh Kumar , Peter Geis , Nicolas Chauvet , linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Subject: Re: [PATCH v6 21/52] ARM: tegra: Add interconnect properties to Tegra20 device-tree Message-ID: <20201027133008.GH1822510@ulmo> References: <20201025221735.3062-1-digetx@gmail.com> <20201025221735.3062-22-digetx@gmail.com> <20201027091247.GK4244@kozik-lap> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="e5bfZ/T2xnjpUIbw" Content-Disposition: inline In-Reply-To: <20201027091247.GK4244@kozik-lap> User-Agent: Mutt/1.14.7 (2020-08-29) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --e5bfZ/T2xnjpUIbw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Oct 27, 2020 at 10:12:47AM +0100, Krzysztof Kozlowski wrote: > On Mon, Oct 26, 2020 at 01:17:04AM +0300, Dmitry Osipenko wrote: > > Add interconnect properties to the Memory Controller, External Memory > > Controller and the Display Controller nodes in order to describe hardwa= re > > interconnection. > >=20 > > Signed-off-by: Dmitry Osipenko > > --- > > arch/arm/boot/dts/tegra20.dtsi | 26 +++++++++++++++++++++++++- > > 1 file changed, 25 insertions(+), 1 deletion(-) > >=20 > > diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20= =2Edtsi > > index 9347f7789245..2e1304493f7d 100644 > > --- a/arch/arm/boot/dts/tegra20.dtsi > > +++ b/arch/arm/boot/dts/tegra20.dtsi > > @@ -111,6 +111,17 @@ dc@54200000 { > > =20 > > nvidia,head =3D <0>; > > =20 > > + interconnects =3D <&mc TEGRA20_MC_DISPLAY0A &emc>, >=20 > I think you just added the defines and did not include them here, so > this should not even build. Did you test it? The dt-bindings/memory/tegra20-mc.h header is already included in existing DTS files for MC hot flush resets, so this should be fine. 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