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dt-bindings: arm: Add compatible string for NVIDIA Carmel

PATCH New Mikko Perttunen 2 participants 4 messages Jul 2, 2018

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Device tree bindings Tegra architecture support
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Mikko Perttunen

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#0 lore raw

PATCH v2 1/2 dt-bindings: arm: Add compatible string for NVIDIA Carmel

Add compatibility string for the Carmel CPU in Tegra194.

Signed-off-by Mikko Perttunen <[email protected]>
Acked-by Rob Herring <[email protected]>

---

Notes:
v2:
- Added Rob's Acked-by

 Documentation/devicetree/bindings/arm/cpus.txt | 1 +
 1 file changed, 1 insertion(+)
Documentation/devicetree/bindings/arm/cpus.txt +1 -0
index 29e1dc5d506d..c4090c5a4f9f 100644
@@ -183,6 +183,7 @@ described below.
 			    "marvell,sheeva-v5"
 			    "nvidia,tegra132-denver"
 			    "nvidia,tegra186-denver"
+			    "nvidia,tegra194-carmel"
 			    "qcom,krait"
 			    "qcom,kryo"
 			    "qcom,kryo385"
Signature · 1 line
2.16.1
author
#1 lore raw

PATCH v2 2/2 arm64: tegra: Add CPU nodes to Tegra194 device tree

Add CPU and PSCI nodes to device tree. The Tegra194 SoC contains eight NVIDIA Carmel CPUs.

Signed-off-by Mikko Perttunen <[email protected]>

---

Notes:
v2:
- Moved PSCI node/properties to SoC device tree

 arch/arm64/boot/dts/nvidia/tegra194.dtsi | 67 ++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
arch/arm64/boot/dts/nvidia/tegra194.dtsi +67 -0
index 6322ef265c2f..8c2b4671ef81 100644
@@ -329,6 +329,73 @@
 		};
 	};
 
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu at 0 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x10000>;
+			enable-method = "psci";
+		};
+
+		cpu at 1 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x10001>;
+			enable-method = "psci";
+		};
+
+		cpu at 2 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x100>;
+			enable-method = "psci";
+		};
+
+		cpu at 3 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x101>;
+			enable-method = "psci";
+		};
+
+		cpu at 4 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x200>;
+			enable-method = "psci";
+		};
+
+		cpu at 5 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x201>;
+			enable-method = "psci";
+		};
+
+		cpu at 6 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x10300>;
+			enable-method = "psci";
+		};
+
+		cpu at 7 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x10301>;
+			enable-method = "psci";
+		};
+	};
+
+	psci {
+		compatible = "arm,psci-1.0";
+		status = "okay";
+		method = "smc";
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13
Signature · 1 line
2.16.1
Applied
#2 lore raw

PATCH v2 2/2 arm64: tegra: Add CPU nodes to Tegra194 device tree

Quoted 4 lines · Mikko Perttunen

Add CPU and PSCI nodes to device tree. The Tegra194 SoC contains eight NVIDIA Carmel CPUs.

Signed-off-by Mikko Perttunen <[email protected]>
Quoted 8 lines

---

Notes:
v2:
- Moved PSCI node/properties to SoC device tree

 arch/arm64/boot/dts/nvidia/tegra194.dtsi | 67 ++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)

Applied, thanks.

Thierry
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Applied
#3 lore raw

PATCH v2 1/2 dt-bindings: arm: Add compatible string for NVIDIA Carmel

In reply to Mikko Perttunen
Quoted 4 lines · Mikko Perttunen

Add compatibility string for the Carmel CPU in Tegra194.

Signed-off-by Mikko Perttunen <[email protected]>
Acked-by Rob Herring <[email protected]>
Quoted 8 lines

---

Notes:
v2:
- Added Rob's Acked-by

 Documentation/devicetree/bindings/arm/cpus.txt | 1 +
 1 file changed, 1 insertion(+)

Applied, thanks.

Thierry
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