Thread (39 messages) 39 messages, 6 authors, 2015-07-22

[PATCH v4 7/8] arm64: dts: add CPU topology on Juno

From: Liviu.Dudau@arm.com (Liviu Dudau)
Date: 2015-07-22 13:31:42
Also in: linux-clk, linux-pm, lkml

On Mon, Jun 08, 2015 at 11:40:01AM +0100, Sudeep Holla wrote:
quoted hunk ↗ jump to hunk
This patch adds CPU topology on Juno. It will be useful for ther other
IP blocks depending on this topology.

Cc: Liviu Dudau <Liviu.Dudau@arm.com>
Cc: Jon Medhurst (Tixy) <redacted>
Signed-off-by: Sudeep Holla <redacted>
---
 arch/arm64/boot/dts/arm/juno-r1.dts | 26 ++++++++++++++++++++++++++
 arch/arm64/boot/dts/arm/juno.dts    | 26 ++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)
diff --git a/arch/arm64/boot/dts/arm/juno-r1.dts b/arch/arm64/boot/dts/arm/juno-r1.dts
index c62751153a4f..69130840c6cd 100644
--- a/arch/arm64/boot/dts/arm/juno-r1.dts
+++ b/arch/arm64/boot/dts/arm/juno-r1.dts
@@ -34,6 +34,32 @@
 		#address-cells = <2>;
 		#size-cells = <0>;
 
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&A57_0>;
+				};
+				core1 {
+					cpu = <&A57_1>;
+				};
+			};
+
+			cluster1 {
+				core0 {
+					cpu = <&A53_0>;
+				};
+				core1 {
+					cpu = <&A53_1>;
+				};
+				core2 {
+					cpu = <&A53_2>;
+				};
+				core3 {
+					cpu = <&A53_3>;
+				};
+			};
+		};
+
 		A57_0: cpu at 0 {
 			compatible = "arm,cortex-a57","arm,armv8";
 			reg = <0x0 0x0>;
diff --git a/arch/arm64/boot/dts/arm/juno.dts b/arch/arm64/boot/dts/arm/juno.dts
index d7cbdd482a61..ce1128a54c8d 100644
--- a/arch/arm64/boot/dts/arm/juno.dts
+++ b/arch/arm64/boot/dts/arm/juno.dts
@@ -34,6 +34,32 @@
 		#address-cells = <2>;
 		#size-cells = <0>;
 
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&A57_0>;
+				};
+				core1 {
+					cpu = <&A57_1>;
+				};
+			};
+
+			cluster1 {
+				core0 {
+					cpu = <&A53_0>;
+				};
+				core1 {
+					cpu = <&A53_1>;
+				};
+				core2 {
+					cpu = <&A53_2>;
+				};
+				core3 {
+					cpu = <&A53_3>;
+				};
+			};
+		};
+
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
 		A57_0: cpu at 0 {
 			compatible = "arm,cortex-a57","arm,armv8";
 			reg = <0x0 0x0>;
-- 
1.9.1
-- 
====================
| I would like to |
| fix the world,  |
| but they're not |
| giving me the   |
 \ source code!  /
  ---------------
    ?\_(?)_/?
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