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From:   Dmitry Osipenko <digetx@gmail.com>
To:     Thierry Reding <thierry.reding@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Georgi Djakov <georgi.djakov@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Peter De Schrijver <pdeschrijver@nvidia.com>,
        MyungJoo Ham <myungjoo.ham@samsung.com>,
        Kyungmin Park <kyungmin.park@samsung.com>,
        Chanwoo Choi <cw00.choi@samsung.com>,
        Mikko Perttunen <cyndis@kapsi.fi>,
        Viresh Kumar <vireshk@kernel.org>,
        Peter Geis <pgwipeout@gmail.com>,
        Nicolas Chauvet <kwizart@gmail.com>,
        Krzysztof Kozlowski <krzk@kernel.org>
Cc:     linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org,
        linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org
Subject: [PATCH v9 13/17] ARM: tegra: Add interconnect properties to Tegra124 device-tree
Date:   Mon, 16 Nov 2020 00:29:18 +0300
Message-Id: <20201115212922.4390-14-digetx@gmail.com>
In-Reply-To: <20201115212922.4390-1-digetx@gmail.com>
References: <20201115212922.4390-1-digetx@gmail.com>
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Add interconnect properties to the Memory Controller, External Memory
Controller and the Display Controller nodes in order to describe hardware
interconnection.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 arch/arm/boot/dts/tegra124.dtsi | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 64f488ba1e72..1801e30b1d3a 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -113,6 +113,19 @@ dc@54200000 {
 			iommus = <&mc TEGRA_SWGROUP_DC>;
 
 			nvidia,head = <0>;
+
+			interconnects = <&mc TEGRA124_MC_DISPLAY0A &emc>,
+					<&mc TEGRA124_MC_DISPLAY0B &emc>,
+					<&mc TEGRA124_MC_DISPLAY0C &emc>,
+					<&mc TEGRA124_MC_DISPLAYHC &emc>,
+					<&mc TEGRA124_MC_DISPLAYD &emc>,
+					<&mc TEGRA124_MC_DISPLAYT &emc>;
+			interconnect-names = "wina",
+					     "winb",
+					     "winc",
+					     "cursor",
+					     "wind",
+					     "wint";
 		};
 
 		dc@54240000 {
@@ -127,6 +140,15 @@ dc@54240000 {
 			iommus = <&mc TEGRA_SWGROUP_DCB>;
 
 			nvidia,head = <1>;
+
+			interconnects = <&mc TEGRA124_MC_DISPLAY0AB &emc>,
+					<&mc TEGRA124_MC_DISPLAY0BB &emc>,
+					<&mc TEGRA124_MC_DISPLAY0CB &emc>,
+					<&mc TEGRA124_MC_DISPLAYHCB &emc>;
+			interconnect-names = "wina",
+					     "winb",
+					     "winc",
+					     "cursor";
 		};
 
 		hdmi: hdmi@54280000 {
@@ -628,6 +650,7 @@ mc: memory-controller@70019000 {
 
 		#iommu-cells = <1>;
 		#reset-cells = <1>;
+		#interconnect-cells = <1>;
 	};
 
 	emc: external-memory-controller@7001b000 {
@@ -637,6 +660,8 @@ emc: external-memory-controller@7001b000 {
 		clock-names = "emc";
 
 		nvidia,memory-controller = <&mc>;
+
+		#interconnect-cells = <0>;
 	};
 
 	sata@70020000 {
-- 
2.29.2