Re: [PATCH v3 5/9] riscv: dts: starfive: jh7100-common: Setup pinmux and enable gmac

Emil Renner Berthing
2023-12-16T19:39:50Z

Cristian Ciocaltea wrote:
> Add pinmux configuration for DWMAC found on the JH7100 based boards and
> enable the related DT node, providing a basic PHY configuration.
>
> Co-developed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
> Signed-off-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
> ---
> .../boot/dts/starfive/jh7100-common.dtsi | 85 +++++++++++++++++++
> 1 file changed, 85 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
> index 42fb61c36068..5cafe8f5c2e7 100644
> --- a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
> @@ -72,7 +72,92 @@ wifi_pwrseq: wifi-pwrseq {
> };
> };
>
> +&gmac {
> + pinctrl-names = "default";
> + pinctrl-0 = <&gmac_pins>;
> + phy-mode = "rgmii-id";
> + phy-handle = <&phy>;

I'm not sure if it's a generic policy or not, but I don't really like adding a
reference to a non-existant node here. I'd move this property to the board
files where the phy node is actually defined.

/Emil