linux-kernel - Re: [PATCH v2 3/5] arm64: dts: imx95-15x15-evk: Use phys to replace xceiver-supply

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Message-ID: <aKyHBqT+VG2e7PNf@lizhi-Precision-Tower-5810>
Date: Mon, 25 Aug 2025 11:53:42 -0400
From: Frank Li <Frank.li@....com>
To: Peng Fan <peng.fan@....com>
Cc: Marc Kleine-Budde <mkl@...gutronix.de>,
	Vincent Mailhol <mailhol.vincent@...adoo.fr>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Aswath Govindraju <a-govindraju@...com>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, Haibo Chen <haibo.chen@....com>,
	linux-can@...r.kernel.org, linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 3/5] arm64: dts: imx95-15x15-evk: Use phys to replace
 xceiver-supply

On Mon, Aug 25, 2025 at 04:36:44PM +0800, Peng Fan wrote:
> The TJA1051T/3 used on i.MX95-15x15-EVK is actually high-speed CAN
> transceiver, not a regulator supply. So use phys to reflect the truth.
>
> Signed-off-by: Peng Fan <peng.fan@....com>

Reviewed-by: Frank Li <Frank.Li@....com>

> ---
>  arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts | 13 ++++++-------
>  1 file changed, 6 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts b/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts
> index 46f6e0fbf2b09106e6e726ff8b61522d1359cfa4..f6197ba356d49b97bf7287c3f0f86ef84f89bac9 100644
> --- a/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts
> +++ b/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts
> @@ -89,12 +89,11 @@ reg_audio_switch1: regulator-audio-switch1 {
>  		gpio = <&pcal6524 0 GPIO_ACTIVE_LOW>;
>  	};
>
> -	reg_can2_stby: regulator-can2-stby {
> -		compatible = "regulator-fixed";
> -		regulator-max-microvolt = <3300000>;
> -		regulator-min-microvolt = <3300000>;
> -		regulator-name = "can2-stby";
> -		gpio = <&pcal6524 14 GPIO_ACTIVE_LOW>;
> +	flexcan2_phy: can-phy {
> +		compatible = "nxp,tja1051", "ti,tcan1043";
> +		#phy-cells = <0>;
> +		max-bitrate = <1000000>;
> +		standby-gpios = <&pcal6524 14 GPIO_ACTIVE_HIGH>;
>  	};
>
>  	reg_m2_pwr: regulator-m2-pwr {
> @@ -300,7 +299,7 @@ &enetc_port1 {
>  &flexcan2 {
>  	pinctrl-0 = <&pinctrl_flexcan2>;
>  	pinctrl-names = "default";
> -	xceiver-supply = <&reg_can2_stby>;
> +	phys = <&flexcan2_phy>;
>  	status = "okay";
>  };
>
>
> --
> 2.37.1
>