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charset="utf-8" From: Conor Dooley On a dtb dumped from the virt machine, dt-validate complains: soc: pmu: {'riscv,event-to-mhpmcounters': [[1, 1, 524281], [2, 2, 524284], = [65561, 65561, 524280], [65563, 65563, 524280], [65569, 65569, 524280]], 'c= ompatible': ['riscv,pmu']} should not be valid under {'type': 'object'} from schema $id: http://devicetree.org/schemas/simple-bus.yaml# That's pretty cryptic, but running the dtb back through dtc produces something a lot more reasonable: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property Moving the riscv,pmu node out of the soc bus solves the problem. Signed-off-by: Conor Dooley Acked-by: Alistair Francis Reviewed-by: Daniel Henrique Barboza --- CC: Palmer Dabbelt CC: Alistair Francis CC: Bin Meng CC: Weiwei Li CC: Daniel Henrique Barboza CC: Liu Zhiwei CC: qemu-riscv@nongnu.org CC: qemu-devel@nongnu.org --- hw/riscv/virt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index d90286dc46..25dcc2616e 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -732,7 +732,7 @@ static void create_fdt_pmu(RISCVVirtState *s) MachineState *ms =3D MACHINE(s); RISCVCPU hart =3D s->soc[0].harts[0]; =20 - pmu_name =3D g_strdup_printf("/soc/pmu"); + pmu_name =3D g_strdup_printf("/pmu"); qemu_fdt_add_subnode(ms->fdt, pmu_name); qemu_fdt_setprop_string(ms->fdt, pmu_name, "compatible", "riscv,pmu"); riscv_pmu_generate_fdt_node(ms->fdt, hart.cfg.pmu_num, pmu_name); --=20 2.39.2