[PATCH v2 4/4] ARM: dts: mxs: support i.MX28 Amarula rmm board

Marc Kleine-Budde mkl at pengutronix.de
Wed May 28 05:21:48 PDT 2025


On 28.05.2025 14:11:41, Dario Binacchi wrote:
> The board includes the following resources:
>  - 256 Mbytes NAND Flash
>  - 128 Mbytes DRAM DDR2
>  - CAN
>  - USB 2.0 high-speed/full-speed
>  - Ethernet MAC
> 
> Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>

[...]

> +	reg_3v3: regulator-3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-always-on;
> +	};

[...]

> +&can0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&can0_pins_a>;
> +	xceiver-supply = <&reg_3v3>;

The xceiver-supply "reg_3v3" is an always fixed regulator, that doesn't
switch a GPIO, so IMHO, you can remove it. Saves a bit of runtime mem.

> +	status = "okay";
> +};

regards,
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde          |
Embedded Linux                   | https://www.pengutronix.de |
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