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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gr9ZO-0002y2-E9; Tue, 05 Feb 2019 22:51:58 +0000 Received: from relay3-d.mail.gandi.net ([217.70.183.195]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gr9ZJ-0002xb-Lt for linux-arm-kernel@lists.infradead.org; Tue, 05 Feb 2019 22:51:56 +0000 X-Originating-IP: 87.231.134.186 Received: from localhost (87-231-134-186.rev.numericable.fr [87.231.134.186]) (Authenticated sender: gregory.clement@bootlin.com) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id B4C3660002; Tue, 5 Feb 2019 22:51:43 +0000 (UTC) From: Gregory CLEMENT To: Vladimir Vid , devicetree@vger.kernel.org Subject: Re: [PATCH v6] arm64: dts: marvell: Add device tree for uDPU board In-Reply-To: <20190125171707.27742-1-vladimir.vid@sartura.hr> References: <20190125171707.27742-1-vladimir.vid@sartura.hr> Date: Tue, 05 Feb 2019 23:51:43 +0100 Message-ID: <87imxx97cw.fsf@FE-laptop> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190205_145154_021760_23A9E282 X-CRM114-Status: GOOD ( 20.31 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrew Lunn , Luis Torres , Jason Cooper , Paul Arola , Vladimir Vid , Scott Roberts , Luka Perkov , linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Vladimir, On ven., janv. 25 2019, Vladimir Vid wrote: > This adds initial support for micro-DPU (uDPU) board which is based on > Armada-3720 SoC. micro-DPU is the single-port FTTdp distribution point > unit made by Methode Electronics which offers complete modularity with > replaceable SFP modules both for uplink and downlink (G.hn over > twisted-pair, G.hn over coax, 1G and 2.5G Ethernet over Cat-5e cable). > > On-board features: > - 512 MiB DDR3 > - 2 x 2.5G SFP via HSGMII SERDES interface to the A3720 SoC > - USB 2.0 Type-C connector > - 4GB eMMC > - ETSI TS 101548 reverse powering via twisted pair (RJ45) or coax (F Type) > > Cc: Luka Perkov > Cc: Luis Torres > Cc: Scott Roberts > Cc: Paul Arola > Cc: Andrew Lunn > Cc: Jason Cooper > Cc: Gregory Clement > Cc: Sebastian Hesselbarth > Cc: linux-arm-kernel@lists.infradead.org > Signed-off-by: Vladimir Vid Looks good, I will apply it on mvebu/dt64 with Andrew reviewed-by flag Thanks, Gregory I have just a minor remark: see below. > --- > > v6 changes: > - updated LED labels per naming convention (Documentation/leds/leds-class.txt) > > --- > MAINTAINERS | 5 + > arch/arm64/boot/dts/marvell/Makefile | 1 + > .../boot/dts/marvell/armada-3720-uDPU.dts | 164 ++++++++++++++++++ > 3 files changed, 170 insertions(+) > create mode 100644 arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts > > diff --git a/MAINTAINERS b/MAINTAINERS > index 51029a425dbe..21174a13049b 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -9851,6 +9851,11 @@ F: drivers/media/platform/meson/ao-cec.c > F: Documentation/devicetree/bindings/media/meson-ao-cec.txt > T: git git://linuxtv.org/media_tree.git > > +METHODE UDPU SUPPORT > +M: Vladimir Vid > +S: Maintained > +F: arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts > + > MICROBLAZE ARCHITECTURE > M: Michal Simek > W: http://www.monstr.eu/fdt/ > diff --git a/arch/arm64/boot/dts/marvell/Makefile b/arch/arm64/boot/dts/marvell/Makefile > index 2eff1f927471..caed4334f27d 100644 > --- a/arch/arm64/boot/dts/marvell/Makefile > +++ b/arch/arm64/boot/dts/marvell/Makefile > @@ -2,6 +2,7 @@ > # Mvebu SoC Family > dtb-$(CONFIG_ARCH_MVEBU) += armada-3720-db.dtb > dtb-$(CONFIG_ARCH_MVEBU) += armada-3720-espressobin.dtb > +dtb-$(CONFIG_ARCH_MVEBU) += armada-3720-uDPU.dtb > dtb-$(CONFIG_ARCH_MVEBU) += armada-7040-db.dtb > dtb-$(CONFIG_ARCH_MVEBU) += armada-8040-clearfog-gt-8k.dtb > dtb-$(CONFIG_ARCH_MVEBU) += armada-8040-db.dtb > diff --git a/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts > new file mode 100644 > index 000000000000..2441481643a4 > --- /dev/null > +++ b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts > @@ -0,0 +1,164 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > +/* > + * Device tree for the uDPU board. > + * Based on Marvell Armada 3720 development board (DB-88F3720-DDR3) > + * Copyright (C) 2016 Marvell > + * Copyright (C) 2019 Methode Electronics > + * Copyright (C) 2019 Telus > + * > + * Vladimir Vid > + */ > + > +/dts-v1/; > + > +#include > +#include "armada-372x.dtsi" > + > +/ { > + model = "Methode uDPU Board"; > + compatible = "methode,udpu", "marvell,armada3720"; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + memory@0 { > + device_type = "memory"; > + reg = <0x00000000 0x00000000 0x00000000 0x20000000>; > + }; > + > + leds { > + pinctrl-names = "default"; > + compatible = "gpio-leds"; > + > + power1 { > + label = "udpu:green:power"; > + gpios = <&gpionb 11 GPIO_ACTIVE_LOW>; > + }; > + > + power2 { > + label = "udpu:red:power"; > + gpios = <&gpionb 12 GPIO_ACTIVE_LOW>; > + }; > + > + network1 { > + label = "udpu:green:network"; > + gpios = <&gpionb 13 GPIO_ACTIVE_LOW>; > + }; > + > + network2 { > + label = "udpu:red:network"; > + gpios = <&gpionb 14 GPIO_ACTIVE_LOW>; > + }; > + > + alarm1 { > + label = "udpu:green:alarm"; > + gpios = <&gpionb 15 GPIO_ACTIVE_LOW>; > + }; > + > + alarm2 { > + label = "udpu:red:alarm"; > + gpios = <&gpionb 16 GPIO_ACTIVE_LOW>; > + }; > + }; > + > + sfp_eth0: sfp-eth0 { > + compatible = "sff,sfp"; > + i2c-bus = <&i2c0>; > + los-gpio = <&gpiosb 2 GPIO_ACTIVE_HIGH>; > + mod-def0-gpio = <&gpiosb 3 GPIO_ACTIVE_LOW>; > + tx-disable-gpio = <&gpiosb 4 GPIO_ACTIVE_HIGH>; > + tx-fault-gpio = <&gpiosb 5 GPIO_ACTIVE_HIGH>; > + }; > + > + sfp_eth1: sfp-eth1 { > + compatible = "sff,sfp"; > + i2c-bus = <&i2c1>; > + los-gpio = <&gpiosb 7 GPIO_ACTIVE_HIGH>; > + mod-def0-gpio = <&gpiosb 8 GPIO_ACTIVE_LOW>; > + tx-disable-gpio = <&gpiosb 9 GPIO_ACTIVE_HIGH>; > + tx-fault-gpio = <&gpiosb 10 GPIO_ACTIVE_HIGH>; > + }; > +}; > + > +&sdhci0 { > + status = "okay"; > + bus-width = <8>; > + mmc-ddr-1_8v; > + mmc-hs400-1_8v; > + marvell,pad-type = "fixed-1-8v"; > + non-removable; > + no-sd; > + no-sdio; > +}; > + > +&spi0 { > + status = "okay"; > + pinctrl-names = "default"; > + pinctrl-0 = <&spi_quad_pins>; > + > + m25p80@0 { > + compatible = "jedec,spi-nor"; > + reg = <0>; > + #address-cells = <1>; > + #size-cells = <1>; As you use the new way to declare the partitions then you don't have to use these 2 properties. It is harmless, and we have the same mistake on some other platform. However I will fix it while applying the patch: you don't need to submit a new version. > + spi-max-frequency = <54000000>; > + > + partitions { > + compatible = "fixed-partitions"; > + #address-cells = <1>; > + #size-cells = <1>; > + /* only bootloader is located on the SPI */ > + partition@0 { > + label = "uboot"; > + reg = <0 0x400000>; > + }; > + }; > + }; > +}; > + > +&i2c0 { > + status = "okay"; > + pinctrl-names = "default"; > + pinctrl-0 = <&i2c1_pins>; > +}; > + > +&i2c1 { > + status = "okay"; > + pinctrl-names = "default"; > + pinctrl-0 = <&i2c2_pins>; > + > + lm75@48 { > + status = "okay"; > + compatible = "lm75"; > + reg = <0x48>; > + }; > + > + lm75@49 { > + status = "okay"; > + compatible = "lm75"; > + reg = <0x49>; > + }; > +}; > + > +ð0 { > + phy-mode = "sgmii"; > + status = "okay"; > + managed = "in-band-status"; > + sfp = <&sfp_eth0>; > +}; > + > +ð1 { > + phy-mode = "sgmii"; > + status = "okay"; > + managed = "in-band-status"; > + sfp = <&sfp_eth1>; > +}; > + > +&usb3 { > + status = "okay"; > +}; > + > +&uart0 { > + status = "okay"; > +}; > -- > 2.19.0 > -- Gregory Clement, Bootlin Embedded Linux and Kernel engineering http://bootlin.com _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel