[PATCH v2 2/4] lib: utils/ipi: mswi: add separate T-Head C9xx CLINT mswi compatible

Samuel Holland samuel.holland at sifive.com
Sun Oct 8 12:40:26 PDT 2023


On 2023-10-08 7:16 AM, Inochi Amaoto wrote:
> Like the mtimer of T-HEAD C9xx clint, the mswi also needs new compatible
> string to avoid misuse.
> 
> Signed-off-by: Inochi Amaoto <inochiama at outlook.com>
> Link: https://lore.kernel.org/linux-riscv/1f6b82a1864477a51db33d3f295889ff985b497b.1696433229.git.unicorn_wang@outlook.com/
> ---
>  lib/utils/ipi/fdt_ipi_mswi.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/lib/utils/ipi/fdt_ipi_mswi.c b/lib/utils/ipi/fdt_ipi_mswi.c
> index e3a6378..f4b2de4 100644
> --- a/lib/utils/ipi/fdt_ipi_mswi.c
> +++ b/lib/utils/ipi/fdt_ipi_mswi.c
> @@ -56,6 +56,7 @@ static const struct fdt_match ipi_mswi_match[] = {
>  	{ .compatible = "riscv,clint0", .data = &clint_offset },
>  	{ .compatible = "sifive,clint0", .data = &clint_offset },
>  	{ .compatible = "thead,c900-clint", .data = &clint_offset },
> +	{ .compatible = "thead,c900-aclint-mswi", .data = &clint_offset },

This should omit .data, like for riscv,aclint-mswi below, so it gets the MMIO
region base and size directly from the DT node.

Regards,
Samuel

>  	{ .compatible = "riscv,aclint-mswi" },
>  	{ },
>  };




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