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author | Conor Dooley <conor.dooley@microchip.com> | 2022-07-05 22:04:34 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-25 12:45:49 +0300 |
commit | beb779e433981b81d4fcf82abd327d12b5605fff (patch) | |
tree | e758553e587d58f50248ec7c57c00b47e771ce0b | |
parent | a1ab94899083047776c2aa0b18007051afe9dce7 (diff) | |
download | linux-beb779e433981b81d4fcf82abd327d12b5605fff.tar.xz |
riscv: dts: sifive: Add fu740 topology information
[ Upstream commit bf6cd1c01c959a31002dfa6784c0d8caffed4cf1 ]
The fu740 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>
Link: https://lore.kernel.org/r/20220705190435.1790466-4-mail@conchuod.ie
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | arch/riscv/boot/dts/sifive/fu740-c000.dtsi | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi index 7b77c13496d8..43bed6c0a84f 100644 --- a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi +++ b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi @@ -134,6 +134,30 @@ interrupt-controller; }; }; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu0>; + }; + + core1 { + cpu = <&cpu1>; + }; + + core2 { + cpu = <&cpu2>; + }; + + core3 { + cpu = <&cpu3>; + }; + + core4 { + cpu = <&cpu4>; + }; + }; + }; }; soc { #address-cells = <2>; |