[PATCH 2/2] platform: generic: thead: add Canaan Kendryte K230

[Anup Patel]

On Sun, Apr 21, 2024 at 9:22 PM Yangyu Chen <cyy at cyyself.name> wrote:
>
> Canaan Kendryte K230 SoC has T-Head C908 cores inside. The dt-binding has
> been merged into the linux kernel [1]. However, it has early version of
> C908 core which does not have Sscofpmf and need to use T-Head PMU
> extension. Thus, we add a K230 compatible string to thead_generic_match
> and set quirk for T-Head PMU.
>
> [1] https://lore.kernel.org/linux-riscv/tencent_4D85743622F39109466913393EE2F6C5980A@qq.com/
>
> Signed-off-by: Yangyu Chen <cyy at cyyself.name>

LGTM.

Reviewed-by: Anup Patel <anup at brainfault.org>

Applied this patch to the riscv/opensbi repo.

Thanks,
Anup

> ---
>  platform/generic/thead/thead-generic.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/platform/generic/thead/thead-generic.c b/platform/generic/thead/thead-generic.c
> index da55e05..3b59a0d 100644
> --- a/platform/generic/thead/thead-generic.c
> +++ b/platform/generic/thead/thead-generic.c
> @@ -45,8 +45,13 @@ static struct thead_generic_quirks thead_th1520_quirks = {
>         .errata = THEAD_QUIRK_ERRATA_TLB_FLUSH | THEAD_QUIRK_ERRATA_THEAD_PMU,
>  };
>
> +static struct thead_generic_quirks canaan_k230_quirks = {
> +       .errata = THEAD_QUIRK_ERRATA_THEAD_PMU,
> +};
> +
>  static const struct fdt_match thead_generic_match[] = {
>         { .compatible = "thead,th1520", .data = &thead_th1520_quirks },
> +       { .compatible = "canaan,kendryte-k230", .data = &canaan_k230_quirks },
>         { },
>  };
>
> --
> 2.43.0
>
>
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