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

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

[Mikko Perttunen]

Add compatibility string for the Carmel CPU in Tegra194.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Acked-by: Rob Herring <robh@kernel.org>
---

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

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

diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt
index 29e1dc5d506d..c4090c5a4f9f 100644
--- a/Documentation/devicetree/bindings/arm/cpus.txt
+++ b/Documentation/devicetree/bindings/arm/cpus.txt
@@ -183,6 +183,7 @@ described below.
 			    "marvell,sheeva-v5"
 			    "nvidia,tegra132-denver"
 			    "nvidia,tegra186-denver"
+			    "nvidia,tegra194-carmel"
 			    "qcom,krait"
 			    "qcom,kryo"
 			    "qcom,kryo385"
-- 
2.16.1

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

[Mikko Perttunen]

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

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
---

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

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

diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index 6322ef265c2f..8c2b4671ef81 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -329,6 +329,73 @@
 		};
 	};
 
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x10000>;
+			enable-method = "psci";
+		};
+
+		cpu@1 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x10001>;
+			enable-method = "psci";
+		};
+
+		cpu@2 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x100>;
+			enable-method = "psci";
+		};
+
+		cpu@3 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x101>;
+			enable-method = "psci";
+		};
+
+		cpu@4 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x200>;
+			enable-method = "psci";
+		};
+
+		cpu@5 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x201>;
+			enable-method = "psci";
+		};
+
+		cpu@6 {
+			compatible = "nvidia,tegra194-carmel", "arm,armv8";
+			device_type = "cpu";
+			reg = <0x10300>;
+			enable-method = "psci";
+		};
+
+		cpu@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
-- 
2.16.1

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

[Thierry Reding]

[-- Attachment #1.1: Type: text/plain, Size: 467 bytes --]

On Mon, Jul 02, 2018 at 03:11:31PM +0300, Mikko Perttunen wrote:
> Add CPU and PSCI nodes to device tree. The Tegra194 SoC contains
> eight NVIDIA Carmel CPUs.
> 
> Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
> ---
> 
> 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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Re: [PATCH v2 1/2] dt-bindings: arm: Add compatible string for NVIDIA Carmel

[Thierry Reding]

[-- Attachment #1.1: Type: text/plain, Size: 420 bytes --]

On Mon, Jul 02, 2018 at 03:11:30PM +0300, Mikko Perttunen wrote:
> Add compatibility string for the Carmel CPU in Tegra194.
> 
> Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
> Acked-by: Rob Herring <robh@kernel.org>
> ---
> 
> 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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