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 1a5aa88..6b20828 100644 (file)
--- 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 {