linux-kernel - Re: [PATCH V2 2/2] arm: dts: am3517-evm: Enable Ethernet PHY Interrupt

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Date:   Sun, 10 Sep 2023 12:58:27 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Adam Ford <aford173@...il.com>, linux-omap@...r.kernel.org
Cc:     aford@...conembedded.com,
        Benoît Cousson <bcousson@...libre.com>,
        Tony Lindgren <tony@...mide.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Derald D. Woods" <woods.technical@...il.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 2/2] arm: dts: am3517-evm: Enable Ethernet PHY
 Interrupt

On 08/09/2023 22:48, Adam Ford wrote:
> The Ethernet PHY interrupt pin is routed to GPIO_58.  Create a
> PHY node to configure this GPIO for the interrupt to avoid polling.
> 
> Signed-off-by: Adam Ford <aford173@...il.com>
> ---
> V2:  Use current device tree naming convention for led-pins
> 
> diff --git a/arch/arm/boot/dts/ti/omap/am3517-evm.dts b/arch/arm/boot/dts/ti/omap/am3517-evm.dts
> index 866f68c5b504..8a3d850a4f0d 100644
> --- a/arch/arm/boot/dts/ti/omap/am3517-evm.dts
> +++ b/arch/arm/boot/dts/ti/omap/am3517-evm.dts
> @@ -172,11 +172,24 @@ hsusb1_phy: hsusb1_phy {
>  &davinci_emac {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&ethernet_pins>;
> +	phy-mode = "rmii";
> +	phy-handle = <&ethphy0>;
>  	status = "okay";
>  };
>  
>  &davinci_mdio {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
>  	status = "okay";
> +
> +	ethphy0: ethernet-phy@0 {
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&enet_phy_pins>;
> +		compatible = "ethernet-phy-ieee802.3-c22";
> +		reg = <0>;
> +		interrupt-parent = <&gpio2>;
> +		interrupts = <26 IRQ_TYPE_LEVEL_LOW>;	/* gpio_58 */
> +	};
>  };
>  
>  &dss {
> @@ -257,6 +270,12 @@ OMAP3_CORE1_IOPAD(0x2210, PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii_50mhz_clk */
>  		>;
>  	};
>  
> +	enet_phy_pins: pinmux_ent_phy_pins {

No improvements...

Best regards,
Krzysztof