Hi Conor, On Thu, Nov 23, 2023 at 02:58:55PM +0000, Conor Dooley wrote: > On Wed, Nov 22, 2023 at 08:12:33PM +0800, Yu Chien Peter Lin wrote: > > xtheadpmu stands for T-Head Performance Monitor Unit extension. > > Based on the added T-Head PMU ISA string, the SBI PMU driver > > will make use of the non-standard irq source. > > Allwinner aren't the only ones using T-Head CPUs that the previous > m*id pmu detection code would have matched on. I think the first three > files below will also need to be updated: > > rg -l "thead,c[0-9]*\b[^-]" arch/riscv/boot/dts/ > arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi > arch/riscv/boot/dts/sophgo/cv1800b.dtsi > arch/riscv/boot/dts/thead/th1520.dtsi > arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi That's really helpful, I'll add these .dtsi files in the patchset v5. Thanks, Peter Lin > Cheers, > Conor.