[PATCH v2 7/8] arm64: dts: marvell: Add Armada 98DX2530 SoC and RD-AC5X board

Andrew Lunn andrew at lunn.ch
Mon Mar 14 17:24:41 PDT 2022


> diff --git a/arch/arm64/boot/dts/marvell/armada-98dx2530.dtsi b/arch/arm64/boot/dts/marvell/armada-98dx2530.dtsi
> new file mode 100644
> index 000000000000..ebe464b9ebd2
> --- /dev/null
> +++ b/arch/arm64/boot/dts/marvell/armada-98dx2530.dtsi
> @@ -0,0 +1,343 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree For AC5.
> + *
> + * Copyright (C) 2021 Marvell
> + *
> + */
> +
> +/dts-v1/;

> +	memory at 0 {
> +		device_type = "memory";
> +		reg = <0x2 0x00000000 0x0 0x40000000>;
> +		// linux,usable-memory = <0x2 0x00000000 0x0 0x80000000>;
> +	};

Is the memory part of the SoC, or is it on the board? Normally it is
on the board, so should be in the .dts file. But Apple M1 etc...

> +&mdio {
> +	phy0: ethernet-phy at 0 {
> +		reg = <0 0>;

phy reg values are a single number, the address on the bus, in the
range 0 to 31.

      Andrew



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