Re: [PATCH 2/2] arm64: dts: add description for solidrun cn9130 som and clearfog boards

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On Thu, Mar 21, 2024 at 10:47:12PM +0100, Josua Mayer wrote:
> Add description for the SolidRun CN9130 SoM, and Clearfog Base / Pro
> reference boards.
> 
> The SoM has been designed as a pin-compatible replacement for the older
> Armada 388 based SoM. Therefore it supports the same boards and a
> similar feature set.
> 
> Most notable upgrades:
> - 4x Cortex-A72
> - 10Gbps SFP
> - Both eMMC and SD supported at the same time
> 
> The developer first supporting this product at SolidRun decided to use
> different filenames for the DTBs: Armada 388 uses the full
> "clearfog" string while cn9130 uses the abbreviation "cf".
> This name is already hard-coded in pre-installed vendor u-boot and can
> not be changed easily.
> 
> NOTICE IN CASE ANYBODY WANTS TO SELF-UPGRADE:
> CN9130 SoM has a different footprint from Armada 388 SoM.
> Components on the carrier board below the SoM may collide causing
> damage, such as on Clearfog Base.
> 
> Signed-off-by: Josua Mayer <josua@xxxxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/marvell/Makefile           |   2 +
>  arch/arm64/boot/dts/marvell/cn9130-cf-base.dts | 138 ++++++++++++++
>  arch/arm64/boot/dts/marvell/cn9130-cf-pro.dts  | 249 +++++++++++++++++++++++++
>  arch/arm64/boot/dts/marvell/cn9130-cf.dtsi     | 198 ++++++++++++++++++++
>  arch/arm64/boot/dts/marvell/cn9130-sr-som.dtsi | 160 ++++++++++++++++
>  5 files changed, 747 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/marvell/Makefile b/arch/arm64/boot/dts/marvell/Makefile
> index 99b8cb3c49e1..019f2251d696 100644
> --- a/arch/arm64/boot/dts/marvell/Makefile
> +++ b/arch/arm64/boot/dts/marvell/Makefile
> @@ -28,3 +28,5 @@ dtb-$(CONFIG_ARCH_MVEBU) += cn9130-crb-A.dtb
>  dtb-$(CONFIG_ARCH_MVEBU) += cn9130-crb-B.dtb
>  dtb-$(CONFIG_ARCH_MVEBU) += ac5x-rd-carrier-cn9131.dtb
>  dtb-$(CONFIG_ARCH_MVEBU) += ac5-98dx35xx-rd.dtb
> +dtb-$(CONFIG_ARCH_MVEBU) += cn9130-cf-base.dtb
> +dtb-$(CONFIG_ARCH_MVEBU) += cn9130-cf-pro.dtb
> diff --git a/arch/arm64/boot/dts/marvell/cn9130-cf-base.dts b/arch/arm64/boot/dts/marvell/cn9130-cf-base.dts
> new file mode 100644
> index 000000000000..b0067940d5e4
> --- /dev/null
> +++ b/arch/arm64/boot/dts/marvell/cn9130-cf-base.dts
> @@ -0,0 +1,138 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (C) 2024 Josua Mayer <josua@xxxxxxxxxxxxx>
> + *
> + * DTS for SolidRun CN9130 Clearfog Base.
> + *
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/input/input.h>
> +
> +#include "cn9130.dtsi"
> +#include "cn9130-sr-som.dtsi"
> +#include "cn9130-cf.dtsi"
> +
> +/ {
> +	model = "SolidRun CN9130 Clearfog Base";
> +	compatible = "solidrun,clearfog-base-a1", "solidrun,clearfog-a1",
> +		     "solidrun,cn9130-sr-som","marvell,cn9130",
> +		     "marvell,armada-ap807-quad", "marvell,armada-ap807";
> +
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-0 = <&rear_button_pins>;
> +		pinctrl-names = "default";
> +
> +		button-0 {
> +			/* The rear SW3 button */
> +			label = "Rear Button";
> +			gpios = <&cp0_gpio1 31 GPIO_ACTIVE_LOW>;
> +			linux,can-disable;
> +			linux,code = <BTN_0>;
> +		};
> +	};
> +
> +	rfkill-m2-gnss {
> +		compatible = "rfkill-gpio";
> +		label = "m.2 GNSS";
> +		radio-type = "gps";
> +		/* rfkill-gpio inverts internally */
> +		shutdown-gpios = <&expander0 9 GPIO_ACTIVE_HIGH>;
> +	};
> +
> +	/* M.2 is B-keyed, so w-disable is for WWAN */
> +	rfkill-m2-wwan {
> +		compatible = "rfkill-gpio";
> +		label = "m.2 WWAN";
> +		radio-type = "wwan";
> +		/* rfkill-gpio inverts internally */
> +		shutdown-gpios = <&expander0 8 GPIO_ACTIVE_HIGH>;
> +	};
> +};
> +
> +/* SRDS #3 - SGMII 1GE */
> +&cp0_eth1 {
> +	phy = <&phy1>;
> +	phys = <&cp0_comphy3 1>;
> +	phy-mode = "sgmii";
> +	status = "okay";
> +};
> +

> +&cp0_eth2_phy {
> +	/*
> +	 * Configure LEDs:
> +	 * - LED[0]: link/activity: On/blink (green)
> +	 * - LED[1]: link is 100/1000Mbps: On (yellow)
> +	 * - LED[2]: high impedance (floating)
> +	 */
> +	marvell,reg-init = <3 16 0xf000 0x0a61>;

Sorry, but no. List the LEDs in the PHY node, and they can then be
controlled via /sys/class/leds.

arch/arm/boot/dts/marvell/armada-370-rd.dts is an example.

	Andrew




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