Re: [PATCH] arm64: dts: cn913x: add device trees for COM Express boards

[Krzysztof Kozlowski]

On 24/10/2023 15:19, Elad Nachman wrote:
> Add support for CN9130 and CN9131 COM Express Type 7 CPU module boards
> by Marvell.
> These boards differ from the existing CN913x DB boards by the type
> of ethernet connection (RGMII), the type of voltage regulators
> (not i2c expander based) and the USB phy (not UTMI based).
> CN9131 COM Express board is basically CN9130 COM Express board
> with an additional CP115 I/O co-processor, which in this case
> provides an additional USB host controller on the board.
> 
> Signed-off-by: Elad Nachman <enachman@xxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/marvell/Makefile          |   2 +
>  .../boot/dts/marvell/cn9130-db-comexpress.dts | 100 ++++++++++++++++
>  .../boot/dts/marvell/cn9131-db-comexpress.dts | 112 ++++++++++++++++++
>  3 files changed, 214 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dts
>  create mode 100644 arch/arm64/boot/dts/marvell/cn9131-db-comexpress.dts
> 
> diff --git a/arch/arm64/boot/dts/marvell/Makefile b/arch/arm64/boot/dts/marvell/Makefile
> index 79ac09b58a89..7708658d6ceb 100644
> --- a/arch/arm64/boot/dts/marvell/Makefile
> +++ b/arch/arm64/boot/dts/marvell/Makefile
> @@ -26,4 +26,6 @@ dtb-$(CONFIG_ARCH_MVEBU) += cn9132-db.dtb
>  dtb-$(CONFIG_ARCH_MVEBU) += cn9132-db-B.dtb
>  dtb-$(CONFIG_ARCH_MVEBU) += cn9130-crb-A.dtb
>  dtb-$(CONFIG_ARCH_MVEBU) += cn9130-crb-B.dtb
> +dtb-$(CONFIG_ARCH_MVEBU) += cn9130-db-comexpress.dtb
> +dtb-$(CONFIG_ARCH_MVEBU) += cn9131-db-comexpress.dtb
>  dtb-$(CONFIG_ARCH_MVEBU) += ac5-98dx35xx-rd.dtb
> diff --git a/arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dts b/arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dts
> new file mode 100644
> index 000000000000..ed33076a34f5
> --- /dev/null
> +++ b/arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dts
> @@ -0,0 +1,100 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2023 Marvell International Ltd.
> + *
> + * Device tree for the CN9130-DB Com Express board.
> + */
> +
> +#include "cn9130-db.dtsi"
> +
> +/ {
> +	model = "Marvell Armada CN9130-DB COM EXPRESS type 7 board";

You need compatible property for each board (plus document it in some of
the bindings).

Best regards,
Krzysztof