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authorDmitry Osipenko <digetx@gmail.com>2020-11-23 01:27:17 +0100
committerThierry Reding <treding@nvidia.com>2020-11-26 19:07:14 +0100
commit30b81e77a051e50c1b8d5f3bb697e915231d89a8 (patch)
tree40a5f80f2d0fdef5e247a8ba4ccec1cbac450d8a /arch/arm/boot/dts/tegra20.dtsi
parentARM: tegra: acer-a500: Add Embedded Controller (diff)
downloadlinux-30b81e77a051e50c1b8d5f3bb697e915231d89a8.tar.xz
linux-30b81e77a051e50c1b8d5f3bb697e915231d89a8.zip
ARM: tegra: Add interconnect properties to Tegra20 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>
Diffstat (limited to 'arch/arm/boot/dts/tegra20.dtsi')
-rw-r--r--arch/arm/boot/dts/tegra20.dtsi26
1 files changed, 25 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 9347f7789245..2e1304493f7d 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -111,6 +111,17 @@
nvidia,head = <0>;
+ interconnects = <&mc TEGRA20_MC_DISPLAY0A &emc>,
+ <&mc TEGRA20_MC_DISPLAY0B &emc>,
+ <&mc TEGRA20_MC_DISPLAY1B &emc>,
+ <&mc TEGRA20_MC_DISPLAY0C &emc>,
+ <&mc TEGRA20_MC_DISPLAYHC &emc>;
+ interconnect-names = "wina",
+ "winb",
+ "winb-vfilter",
+ "winc",
+ "cursor";
+
rgb {
status = "disabled";
};
@@ -128,6 +139,17 @@
nvidia,head = <1>;
+ interconnects = <&mc TEGRA20_MC_DISPLAY0AB &emc>,
+ <&mc TEGRA20_MC_DISPLAY0BB &emc>,
+ <&mc TEGRA20_MC_DISPLAY1BB &emc>,
+ <&mc TEGRA20_MC_DISPLAY0CB &emc>,
+ <&mc TEGRA20_MC_DISPLAYHCB &emc>;
+ interconnect-names = "wina",
+ "winb",
+ "winb-vfilter",
+ "winc",
+ "cursor";
+
rgb {
status = "disabled";
};
@@ -630,15 +652,17 @@
interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
#reset-cells = <1>;
#iommu-cells = <0>;
+ #interconnect-cells = <1>;
};
- memory-controller@7000f400 {
+ emc: memory-controller@7000f400 {
compatible = "nvidia,tegra20-emc";
reg = <0x7000f400 0x400>;
interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_EMC>;
#address-cells = <1>;
#size-cells = <0>;
+ #interconnect-cells = <0>;
};
fuse@7000f800 {