From: Conor Dooley <conor.dooley@microchip.com>
Date: Tue, 5 Jul 2022 19:04:35 +0000 (+0100)
Subject: riscv: dts: microchip: Add mpfs' topology information
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=88d319c6abaeb37f0e2323275eaf57a8388e0265;p=linux.git

riscv: dts: microchip: Add mpfs' topology information

The mpfs has no cpu-map node, so tools like hwloc cannot correctly
parse the topology. Add the node using the existing node labels.

Reported-by: Brice Goglin <Brice.Goglin@inria.fr>
Link: https://github.com/open-mpi/hwloc/issues/536
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
---

diff --git a/arch/riscv/boot/dts/microchip/mpfs.dtsi b/arch/riscv/boot/dts/microchip/mpfs.dtsi
index 1a5aa88360998..6b20828c919fe 100644
--- a/arch/riscv/boot/dts/microchip/mpfs.dtsi
+++ b/arch/riscv/boot/dts/microchip/mpfs.dtsi
@@ -138,6 +138,30 @@
 				interrupt-controller;
 			};
 		};
+
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&cpu0>;
+				};
+
+				core1 {
+					cpu = <&cpu1>;
+				};
+
+				core2 {
+					cpu = <&cpu2>;
+				};
+
+				core3 {
+					cpu = <&cpu3>;
+				};
+
+				core4 {
+					cpu = <&cpu4>;
+				};
+			};
+		};
 	};
 
 	refclk: mssrefclk {