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From: Gregory CLEMENT <gregory.clement@bootlin.com>
To: Elad Nachman <enachman@marvell.com>,
	"Rob Herring (Arm)" <robh@kernel.org>,
	Andrew Lunn <andrew@lunn.ch>,
	Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>
Cc: "linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [EXTERNAL] Re: [PATCH] arm/arm64: dts: marvell: Drop unused .dtsi
Date: Thu, 22 Jan 2026 17:09:55 +0100	[thread overview]
Message-ID: <87cy31ljcc.fsf@BLaptop.bootlin.com> (raw)
In-Reply-To: <BN9PR18MB4251D2180A5AB41DC29DB5EFDB97A@BN9PR18MB4251.namprd18.prod.outlook.com>

Elad Nachman <enachman@marvell.com> writes:

> Hi,
>
>> 
>> 
>> From: Gregory CLEMENT <gregory.clement@bootlin.com>
>> Sent: Thursday, January 22, 2026 12:01 PM
>> To: Rob Herring (Arm) <robh@kernel.org>; Andrew Lunn <andrew@lunn.ch>; Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>; Krzysztof Kozlowski <krzk+dt@kernel.org>; Conor Dooley <conor+dt@kernel.org>; Elad Nachman <enachman@marvell.com>
>> Cc: linux-arm-kernel@lists.infradead.org; devicetree@vger.kernel.org; linux-kernel@vger.kernel.org
>> Subject: [EXTERNAL] Re: [PATCH] arm/arm64: dts: marvell: Drop unused .dtsi
>> 
>> Hello Rob,
>> > These .dtsi files are not included anywhere in the tree and can't be
>> > tested.
>> > > Signed-off-by: Rob Herring (Arm) <robh@ kernel. org> > ---
>> > arch/arm/boot/dts/marvell/armada-380. dtsi | 148
>> Hello Rob,
>> 
>> > These .dtsi files are not included anywhere in the tree and can't be
>> > tested.
>> >
>> > Signed-off-by: Rob Herring (Arm) <mailto:robh@kernel.org>
>> > ---
>> >  arch/arm/boot/dts/marvell/armada-380.dtsi     | 148 ------------------
>> >  arch/arm64/boot/dts/marvell/armada-7020.dtsi  |  10 --
>> >  arch/arm64/boot/dts/marvell/armada-8020.dtsi  |  20 ---
>> >  .../boot/dts/marvell/armada-ap806-dual.dtsi   |  60 -------
>> 
>> For these ones I agree removing them
>
> armada-7020.dtsi uses armada-ap806-dual.dtsi
> armada-7020.dtsi is used by several of our boards, I have submitted the following commit:
> https://lkml.org/lkml/2023/12/18/1024
> But for some reason I did not get any response for it.
> If we merge it, these two DTSI files (7020 and ap806-dual) will be
> used.


Even in the lore, it is not easy to find these emails, and indeed I
missed them while I merged the previous series sent.
Could you rebase and send it again ?

Gregory

>
>> 
>> >  .../dts/marvell/cn9130-db-comexpress.dtsi     |  96 ------------
>> 
>> I am a bit more concerned about this one, as it really seems to be an
>> existing module. I would like to get feedback from Elad Nachman, who
>> submitted it, to find out if there is any dts board that can be
>> submitted to keep this dtsi or, conversely, if we can indeed remove the
>> dtsi.
>
> Currently we only have a Com-Express board for CN9131, so for now you can drop this one.
>
>> 
>> Gregory
>> 
>> >  5 files changed, 334 deletions(-)
>> >  delete mode 100644 arch/arm/boot/dts/marvell/armada-380.dtsi
>> >  delete mode 100644 arch/arm64/boot/dts/marvell/armada-7020.dtsi
>> >  delete mode 100644 arch/arm64/boot/dts/marvell/armada-8020.dtsi
>> >  delete mode 100644 arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi
>> >  delete mode 100644 arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dtsi
>> >
>> > diff --git a/arch/arm/boot/dts/marvell/armada-380.dtsi b/arch/arm/boot/dts/marvell/armada-380.dtsi
>> > deleted file mode 100644
>> > index e94f22b0e9b5..000000000000
>> > --- a/arch/arm/boot/dts/marvell/armada-380.dtsi
>> > +++ /dev/null
>> > @@ -1,148 +0,0 @@
>> > -// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> > -/*
>> > - * Device Tree Include file for Marvell Armada 380 SoC.
>> > - *
>> > - * Copyright (C) 2014 Marvell
>> > - *
>> > - * Lior Amsalem <mailto:alior@marvell.com>
>> > - * Gregory CLEMENT <mailto:gregory.clement@free-electrons.com>
>> > - * Thomas Petazzoni <mailto:thomas.petazzoni@free-electrons.com>
>> > - */
>> > -
>> > -#include "armada-38x.dtsi"
>> > -
>> > -/ {
>> > -	model = "Marvell Armada 380 family SoC";
>> > -	compatible = "marvell,armada380";
>> > -
>> > -	cpus {
>> > -		#address-cells = <1>;
>> > -		#size-cells = <0>;
>> > -		enable-method = "marvell,armada-380-smp";
>> > -
>> > -		cpu@0 {
>> > -			device_type = "cpu";
>> > -			compatible = "arm,cortex-a9";
>> > -			reg = <0>;
>> > -		};
>> > -	};
>> > -
>> > -	soc {
>> > -		internal-regs {
>> > -			pinctrl@18000 {
>> > -				compatible = "marvell,mv88f6810-pinctrl";
>> > -			};
>> > -		};
>> > -
>> > -		pcie {
>> > -			compatible = "marvell,armada-370-pcie";
>> > -			status = "disabled";
>> > -			device_type = "pci";
>> > -
>> > -			#address-cells = <3>;
>> > -			#size-cells = <2>;
>> > -
>> > -			msi-parent = <&mpic>;
>> > -			bus-range = <0x00 0xff>;
>> > -
>> > -			ranges =
>> > -			       <0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000
>> > -				0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000
>> > -				0x82000000 0 0x44000 MBUS_ID(0xf0, 0x01) 0x44000 0 0x00002000
>> > -				0x82000000 0 0x48000 MBUS_ID(0xf0, 0x01) 0x48000 0 0x00002000
>> > -				0x82000000 0x1 0     MBUS_ID(0x08, 0xe8) 0 1 0 /* Port 0 MEM */
>> > -				0x81000000 0x1 0     MBUS_ID(0x08, 0xe0) 0 1 0 /* Port 0 IO  */
>> > -				0x82000000 0x2 0     MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 1 MEM */
>> > -				0x81000000 0x2 0     MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 1 IO  */
>> > -				0x82000000 0x3 0     MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 2 MEM */
>> > -				0x81000000 0x3 0     MBUS_ID(0x04, 0xd0) 0 1 0 /* Port 2 IO  */>;
>> > -
>> > -			/* x1 port */
>> > -			pcie@1,0 {
>> > -				device_type = "pci";
>> > -				assigned-addresses = <0x82000800 0 0x80000 0 0x2000>;
>> > -				reg = <0x0800 0 0 0 0>;
>> > -				#address-cells = <3>;
>> > -				#size-cells = <2>;
>> > -				interrupt-names = "intx";
>> > -				interrupts-extended = <&gic GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
>> > -				#interrupt-cells = <1>;
>> > -				ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0
>> > -					  0x81000000 0 0 0x81000000 0x1 0 1 0>;
>> > -				bus-range = <0x00 0xff>;
>> > -				interrupt-map-mask = <0 0 0 7>;
>> > -				interrupt-map = <0 0 0 1 &pcie1_intc 0>,
>> > -						<0 0 0 2 &pcie1_intc 1>,
>> > -						<0 0 0 3 &pcie1_intc 2>,
>> > -						<0 0 0 4 &pcie1_intc 3>;
>> > -				marvell,pcie-port = <0>;
>> > -				marvell,pcie-lane = <0>;
>> > -				clocks = <&gateclk 8>;
>> > -				status = "disabled";
>> > -
>> > -				pcie1_intc: interrupt-controller {
>> > -					interrupt-controller;
>> > -					#interrupt-cells = <1>;
>> > -				};
>> > -			};
>> > -
>> > -			/* x1 port */
>> > -			pcie@2,0 {
>> > -				device_type = "pci";
>> > -				assigned-addresses = <0x82001000 0 0x40000 0 0x2000>;
>> > -				reg = <0x1000 0 0 0 0>;
>> > -				#address-cells = <3>;
>> > -				#size-cells = <2>;
>> > -				interrupt-names = "intx";
>> > -				interrupts-extended = <&gic GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
>> > -				#interrupt-cells = <1>;
>> > -				ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0
>> > -					  0x81000000 0 0 0x81000000 0x2 0 1 0>;
>> > -				bus-range = <0x00 0xff>;
>> > -				interrupt-map-mask = <0 0 0 7>;
>> > -				interrupt-map = <0 0 0 1 &pcie2_intc 0>,
>> > -						<0 0 0 2 &pcie2_intc 1>,
>> > -						<0 0 0 3 &pcie2_intc 2>,
>> > -						<0 0 0 4 &pcie2_intc 3>;
>> > -				marvell,pcie-port = <1>;
>> > -				marvell,pcie-lane = <0>;
>> > -				clocks = <&gateclk 5>;
>> > -				status = "disabled";
>> > -
>> > -				pcie2_intc: interrupt-controller {
>> > -					interrupt-controller;
>> > -					#interrupt-cells = <1>;
>> > -				};
>> > -			};
>> > -
>> > -			/* x1 port */
>> > -			pcie@3,0 {
>> > -				device_type = "pci";
>> > -				assigned-addresses = <0x82001800 0 0x44000 0 0x2000>;
>> > -				reg = <0x1800 0 0 0 0>;
>> > -				#address-cells = <3>;
>> > -				#size-cells = <2>;
>> > -				interrupt-names = "intx";
>> > -				interrupts-extended = <&gic GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
>> > -				#interrupt-cells = <1>;
>> > -				ranges = <0x82000000 0 0 0x82000000 0x3 0 1 0
>> > -					  0x81000000 0 0 0x81000000 0x3 0 1 0>;
>> > -				bus-range = <0x00 0xff>;
>> > -				interrupt-map-mask = <0 0 0 7>;
>> > -				interrupt-map = <0 0 0 1 &pcie3_intc 0>,
>> > -						<0 0 0 2 &pcie3_intc 1>,
>> > -						<0 0 0 3 &pcie3_intc 2>,
>> > -						<0 0 0 4 &pcie3_intc 3>;
>> > -				marvell,pcie-port = <2>;
>> > -				marvell,pcie-lane = <0>;
>> > -				clocks = <&gateclk 6>;
>> > -				status = "disabled";
>> > -
>> > -				pcie3_intc: interrupt-controller {
>> > -					interrupt-controller;
>> > -					#interrupt-cells = <1>;
>> > -				};
>> > -			};
>> > -		};
>> > -	};
>> > -};
>> > diff --git a/arch/arm64/boot/dts/marvell/armada-7020.dtsi b/arch/arm64/boot/dts/marvell/armada-7020.dtsi
>> > deleted file mode 100644
>> > index 570f901b4f4a..000000000000
>> > --- a/arch/arm64/boot/dts/marvell/armada-7020.dtsi
>> > +++ /dev/null
>> > @@ -1,10 +0,0 @@
>> > -// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> > -/*
>> > - * Copyright (C) 2016 Marvell Technology Group Ltd.
>> > - *
>> > - * Device Tree file for the Armada 7020 SoC, made of an AP806 Dual and
>> > - * one CP110.
>> > - */
>> > -
>> > -#include "armada-ap806-dual.dtsi"
>> > -#include "armada-70x0.dtsi"
>> > diff --git a/arch/arm64/boot/dts/marvell/armada-8020.dtsi b/arch/arm64/boot/dts/marvell/armada-8020.dtsi
>> > deleted file mode 100644
>> > index b6fc18876093..000000000000
>> > --- a/arch/arm64/boot/dts/marvell/armada-8020.dtsi
>> > +++ /dev/null
>> > @@ -1,20 +0,0 @@
>> > -// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> > -/*
>> > - * Copyright (C) 2016 Marvell Technology Group Ltd.
>> > - *
>> > - * Device Tree file for the Armada 8020 SoC, made of an AP806 Dual and
>> > - * two CP110.
>> > - */
>> > -
>> > -#include "armada-ap806-dual.dtsi"
>> > -#include "armada-80x0.dtsi"
>> > -
>> > -/* The RTC requires external oscillator. But on Aramda 80x0, the RTC clock
>> > - * in CP master is not connected (by package) to the oscillator. So
>> > - * disable it. However, the RTC clock in CP slave is connected to the
>> > - * oscillator so this one is let enabled.
>> > - */
>> > -
>> > -&cp0_rtc {
>> > -	status = "disabled";
>> > -};
>> > diff --git a/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi
>> > deleted file mode 100644
>> > index 82f4dedfc25e..000000000000
>> > --- a/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi
>> > +++ /dev/null
>> > @@ -1,60 +0,0 @@
>> > -// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> > -/*
>> > - * Copyright (C) 2016 Marvell Technology Group Ltd.
>> > - *
>> > - * Device Tree file for Marvell Armada AP806.
>> > - */
>> > -
>> > -#include "armada-ap806.dtsi"
>> > -
>> > -/ {
>> > -	cpus {
>> > -		#address-cells = <1>;
>> > -		#size-cells = <0>;
>> > -
>> > -		cpu0: cpu@0 {
>> > -			device_type = "cpu";
>> > -			compatible = "arm,cortex-a72";
>> > -			reg = <0x000>;
>> > -			enable-method = "psci";
>> > -			#cooling-cells = <2>;
>> > -			clocks = <&cpu_clk 0>;
>> > -			i-cache-size = <0xc000>;
>> > -			i-cache-line-size = <64>;
>> > -			i-cache-sets = <256>;
>> > -			d-cache-size = <0x8000>;
>> > -			d-cache-line-size = <64>;
>> > -			d-cache-sets = <256>;
>> > -			next-level-cache = <&l2>;
>> > -		};
>> > -		cpu1: cpu@1 {
>> > -			device_type = "cpu";
>> > -			compatible = "arm,cortex-a72";
>> > -			reg = <0x001>;
>> > -			enable-method = "psci";
>> > -			#cooling-cells = <2>;
>> > -			clocks = <&cpu_clk 0>;
>> > -			i-cache-size = <0xc000>;
>> > -			i-cache-line-size = <64>;
>> > -			i-cache-sets = <256>;
>> > -			d-cache-size = <0x8000>;
>> > -			d-cache-line-size = <64>;
>> > -			d-cache-sets = <256>;
>> > -			next-level-cache = <&l2>;
>> > -		};
>> > -
>> > -		l2: l2-cache {
>> > -			compatible = "cache";
>> > -			cache-size = <0x80000>;
>> > -			cache-line-size = <64>;
>> > -			cache-sets = <512>;
>> > -			cache-level = <2>;
>> > -			cache-unified;
>> > -		};
>> > -	};
>> > -
>> > -	thermal-zones {
>> > -		/delete-node/ ap-thermal-cpu2;
>> > -		/delete-node/ ap-thermal-cpu3;
>> > -	};
>> > -};
>> > diff --git a/arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dtsi b/arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dtsi
>> > deleted file mode 100644
>> > index 028496ebc473..000000000000
>> > --- a/arch/arm64/boot/dts/marvell/cn9130-db-comexpress.dtsi
>> > +++ /dev/null
>> > @@ -1,96 +0,0 @@
>> > -// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> > -/*
>> > - * Copyright (C) 2023 Marvell International Ltd.
>> > - *
>> > - * Device tree for the CN9130-DB Com Express CPU module board.
>> > - */
>> > -
>> > -#include "cn9130-db.dtsi"
>> > -
>> > -/ {
>> > -	model = "Marvell Armada CN9130-DB COM EXPRESS type 7 CPU module board";
>> > -	compatible = "marvell,cn9130-cpu-module", "marvell,cn9130",
>> > -		     "marvell,armada-ap807-quad", "marvell,armada-ap807";
>> > -
>> > -};
>> > -
>> > -&ap0_reg_sd_vccq {
>> > -	regulator-max-microvolt = <1800000>;
>> > -	states = <1800000 0x1 1800000 0x0>;
>> > -	/delete-property/ gpios;
>> > -};
>> > -
>> > -&cp0_reg_usb3_vbus0 {
>> > -	/delete-property/ gpio;
>> > -};
>> > -
>> > -&cp0_reg_usb3_vbus1 {
>> > -	/delete-property/ gpio;
>> > -};
>> > -
>> > -&cp0_reg_sd_vcc {
>> > -	status = "disabled";
>> > -};
>> > -
>> > -&cp0_reg_sd_vccq {
>> > -	status = "disabled";
>> > -};
>> > -
>> > -&cp0_sdhci0 {
>> > -	status = "disabled";
>> > -};
>> > -
>> > -&cp0_eth0 {
>> > -	status = "disabled";
>> > -};
>> > -
>> > -&cp0_eth1 {
>> > -	status = "okay";
>> > -	phy = <&phy0>;
>> > -	phy-mode = "rgmii-id";
>> > -};
>> > -
>> > -&cp0_eth2 {
>> > -	status = "disabled";
>> > -};
>> > -
>> > -&cp0_mdio {
>> > -	status = "okay";
>> > -	pinctrl-0 = <&cp0_ge_mdio_pins>;
>> > -	phy0: ethernet-phy@0 {
>> > -		status = "okay";
>> > -	};
>> > -};
>> > -
>> > -&cp0_syscon0 {
>> > -	cp0_pinctrl: pinctrl {
>> > -		compatible = "marvell,cp115-standalone-pinctrl";
>> > -
>> > -		cp0_ge_mdio_pins: ge-mdio-pins {
>> > -			marvell,pins = "mpp40", "mpp41";
>> > -			marvell,function = "ge";
>> > -		};
>> > -	};
>> > -};
>> > -
>> > -&cp0_sdhci0 {
>> > -	status = "disabled";
>> > -};
>> > -
>> > -&cp0_spi1 {
>> > -	status = "okay";
>> > -};
>> > -
>> > -&cp0_usb3_0 {
>> > -	status = "okay";
>> > -	usb-phy = <&cp0_usb3_0_phy0>;
>> > -	phy-names = "usb";
>> > -	/delete-property/ phys;
>> > -};
>> > -
>> > -&cp0_usb3_1 {
>> > -	status = "okay";
>> > -	usb-phy = <&cp0_usb3_0_phy1>;
>> > -	phy-names = "usb";
>> > -	/delete-property/ phys;
>> > -};
>> > --
>> > 2.51.0
>> >
>> 
>> --
>> Grégory CLEMENT, Bootlin
>> Embedded Linux and Kernel engineering
>
> Thanks,
>
> Elad.

-- 
Grégory CLEMENT, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

  reply	other threads:[~2026-01-22 16:10 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-13 20:07 [PATCH] arm/arm64: dts: marvell: Drop unused .dtsi Rob Herring (Arm)
2026-01-22 10:01 ` Gregory CLEMENT
2026-01-22 11:12   ` [EXTERNAL] " Elad Nachman
2026-01-22 16:09     ` Gregory CLEMENT [this message]
2026-01-22 17:05       ` Elad Nachman

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