[PATCH v1 8/9] ARM: tegra: Add External Memory Controller node on Tegra114
From: Svyatoslav Ryhel
Date: Tue Feb 25 2025 - 09:41:28 EST
Add External Memory Controller node to the device-tree.
Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
---
arch/arm/boot/dts/nvidia/tegra114.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/nvidia/tegra114.dtsi b/arch/arm/boot/dts/nvidia/tegra114.dtsi
index a309999e7988..caf6024d6413 100644
--- a/arch/arm/boot/dts/nvidia/tegra114.dtsi
+++ b/arch/arm/boot/dts/nvidia/tegra114.dtsi
@@ -193,6 +193,8 @@ tegra_car: clock@60006000 {
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
#reset-cells = <1>;
+
+ nvidia,external-memory-controller = <&emc>;
};
flow-controller@60007000 {
@@ -588,6 +590,16 @@ mc: memory-controller@70019000 {
#iommu-cells = <1>;
};
+ emc: external-memory-controller@7001b000 {
+ compatible = "nvidia,tegra114-emc";
+ reg = <0x7001b000 0x1000>;
+ interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&tegra_car TEGRA114_CLK_EMC>;
+ clock-names = "emc";
+
+ nvidia,memory-controller = <&mc>;
+ };
+
ahub@70080000 {
compatible = "nvidia,tegra114-ahub";
reg = <0x70080000 0x200>,
--
2.43.0