ARM: tegra: Add interconnect properties to Tegra124 device-tree

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>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index e61e68a..bf621f1 100644 (file)
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -113,6 +113,19 @@
                        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 @@
                        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 @@
 
                #iommu-cells = <1>;
                #reset-cells = <1>;
+               #interconnect-cells = <1>;
        };
 
        emc: external-memory-controller@7001b000 {
@@ -637,6 +660,8 @@
                clock-names = "emc";
 
                nvidia,memory-controller = <&mc>;
+
+               #interconnect-cells = <0>;
        };
 
        sata@70020000 {