Re: [PATCH 1/4] riscv: add UltraRISC SoC family Kconfig support

From: Conor Dooley

Date: Mon Mar 16 2026 - 10:42:16 EST


On Mon, Mar 16, 2026 at 03:06:57PM +0800, Jia Wang wrote:
> The first SoC in the UltraRISC series is UR-DP1000, containing octa
> UltraRISC C100 cores.
>
> Signed-off-by: Jia Wang <wangjia@xxxxxxxxxxxxx>
> ---
> arch/riscv/Kconfig.socs | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
> index d621b85dd63b..f49d3ccaacde 100644
> --- a/arch/riscv/Kconfig.socs
> +++ b/arch/riscv/Kconfig.socs
> @@ -84,6 +84,16 @@ config ARCH_THEAD
> help
> This enables support for the RISC-V based T-HEAD SoCs.
>
> +config ARCH_ULTRARISC
> + bool "UltraRISC RISC-V SoCs"
> + depends on MMU && !XIP_KERNEL

Why do you depend on "MMU && !XIP_KERNEL"?

> + help
> + This enables support for UltraRISC SoC platform hardware,
> + including boards based on the UR-DP1000.
> + UR-DP1000 is an 8-core 64-bit RISC-V SoC that supports
> + the RV64GCBHX ISA. It supports Hardware Virtualization
> + and RISC-V RV64 ISA H(v1.0) Extension.
> +
> config ARCH_VIRT
> bool "QEMU Virt Machine"
> select POWER_RESET
>
> --
> 2.34.1
>

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