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Message-ID: <CAJaLiFypS2wtsj65D1WrSjsgDeN+jpUVYcbvOHdiYvneiCK_Aw@mail.gmail.com>
Date: Thu, 16 Feb 2023 13:25:33 -0800
From: Tony Dinh <mibodhi@...il.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Andrew Lunn <andrew@...n.ch>,
Gregory Clement <gregory.clement@...tlin.com>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
Arnd Bergmann <arnd@...db.de>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Olof Johansson <olof@...om.net>,
Rob Herring <robh+dt@...nel.org>,
Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
linux-kernel@...r.kernel.org, soc@...nel.org
Subject: Re: [PATCH] ARM: dts: mvebu: Add support for Thecus N2350 board
Hi Andrew,
Hi Krzysztof,
On Thu, Feb 16, 2023 at 12:31 AM Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> On 16/02/2023 02:10, Tony Dinh wrote:
> > Thecus N2350 is a NAS based on Marvell Armada 385 SoC.
> >
> > Board Specification:
> >
> > - Marvel MV88F6820 Dual Core at 1GHz
> > - 1 GiB DDR4 RAM
> > - 4MB Macronix mx25l3205d SPI flash
> > - 512MB Hynix H27U4G8F2DTR-BC NAND flash
> > - I2C
> > - 2x USB 3.0
> > - 1x GBE LAN port (PHY: Marvell 88E1510)
> > - 2x SATA (hot swap slots)
> > - 3x buttons
> > - 10x LEDS
> > - serial console
> >
> > Signed-off-by: Tony Dinh <mibodhi@...il.com>
> > ---
> >
> > arch/arm/boot/dts/Makefile | 1 +
> > arch/arm/boot/dts/armada-385-thecus-n2350.dts | 432 ++++++++++++++++++
> > 2 files changed, 433 insertions(+)
> > create mode 100644 arch/arm/boot/dts/armada-385-thecus-n2350.dts
> >
> > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> > index d08a3c450..749790e6e 100644
> > --- a/arch/arm/boot/dts/Makefile
> > +++ b/arch/arm/boot/dts/Makefile
> > @@ -1528,6 +1528,7 @@ dtb-$(CONFIG_MACH_ARMADA_38X) += \
> > armada-385-linksys-rango.dtb \
> > armada-385-linksys-shelby.dtb \
> > armada-385-synology-ds116.dtb \
> > + armada-385-thecus-n2350.dtb \
> > armada-385-turris-omnia.dtb \
> > armada-388-clearfog.dtb \
> > armada-388-clearfog-base.dtb \
> > diff --git a/arch/arm/boot/dts/armada-385-thecus-n2350.dts b/arch/arm/boot/dts/armada-385-thecus-n2350.dts
> > new file mode 100644
> > index 000000000..38114d842
> > --- /dev/null
> > +++ b/arch/arm/boot/dts/armada-385-thecus-n2350.dts
> > @@ -0,0 +1,432 @@
> > +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
> > +/*
> > + * Device Tree file for Thecus N2350 board
> > + *
> > + * Copyright (C) 2018-2023 Tony Dinh <mibodhi@...il.com>
> > + * Copyright (C) 2018 Manuel Jung <manuel.jung@...mail.com>
> > + */
> > +
> > +/dts-v1/;
> > +#include <dt-bindings/input/input.h>
> > +#include <dt-bindings/gpio/gpio.h>
> > +#include "armada-385.dtsi"
> > +
> > +/ {
> > + model = "Thecus N2350";
> > + compatible = "thecus,n2350", "marvell,armada385";
>
> Missing vendor prefix documentation. I wanted to say: "missing new
> compatible documentation", but seems Marvell is missing these. Let's
> start documenting at least new compatibles in YAML? Like Rob proposed
> here for OMAP:
> https://lore.kernel.org/all/20230209173534.GA539622-robh@kernel.org/
I was under the impression that the Documentation patch has to be a
separate patch, as stated in
Documentation/devicetree/bindings/submitting-patches.rst. Should I
include documentation in this add-support patch?
>
> > +
> > + aliases {
> > + ethernet0 = ð0;
> > + };
> > +
> > + chosen {
> > + stdout-path = "serial0:115200n8";
> > + };
> > +
> > + memory {
> > + device_type = "memory";
> > + reg = <0x00000000 0x40000000>; /* 1GB */
> > + };
> > +
> > + soc {
> > + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
> > + MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000
> > + MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000
> > + MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000
> > + MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>;
> > +
> > + };
> > +
> > + usb3_0_phy: usb3_0_phy {
>
> No underscores in node names. Generic node names, so usb-phy. Also this
> misses several properties, so:
>
> Does not look like you tested the DTS against bindings. Please run `make
> dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
> for instructions).
>
> > + compatible = "usb-nop-xceiv";
> > + vcc-supply = <&usb3_0_power>;
> > + };
> > +
> > + usb3_1_phy: usb3_1_phy {
>
> Same problems.
>
> > + compatible = "usb-nop-xceiv";
> > + vcc-supply = <&usb3_1_power>;
> > + };
> > +
> > + gpio-keys {
> > + compatible = "gpio-keys";
> > + #address-cells = <1>;
> > + #size-cells = <0>;
>
> These are not valid.
>
> Does not look like you tested the DTS against bindings. Please run `make
> dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
> for instructions).
>
> > + pinctrl-0 = <&pmx_power_button &pmx_copy_button &pmx_reset_button>;
> > + pinctrl-names = "default";
> > +
> > + button@1 {
>
> button-1
>
> > + label = "Power Button";
> > + linux,code = <KEY_POWER>;
> > + gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + button@2 {
>
> button-2
>
> > + label = "Copy Button";
> > + linux,code = <KEY_COPY>;
> > + gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + button@3 {
> > + label = "Reset Button";
> > + linux,code = <KEY_RESTART>;
> > + gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>;
> > + };
> > + };
> > +
> > + gpio-leds {
> > + compatible = "gpio-leds";
> > + pinctrl-0 = <&pmx_sata1_white_led
> > + &pmx_sata1_red_led
> > + &pmx_sata2_white_led
> > + &pmx_sata2_red_led
> > + &pmx_sys_white_led
> > + &pmx_sys_red_led
> > + &pmx_pwr_blue_led
> > + &pmx_pwr_red_led
> > + &pmx_usb_white_led
> > + &pmx_usb_red_led>;
> > +
> > + pinctrl-names = "default";
> > +
> > + white_sata1 {
>
> No underscores in node names. Incorrect name - missing led:
>
> Does not look like you tested the DTS against bindings. Please run `make
> dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
> for instructions).
>
> > + label = "n2350:white:sata1";
> > + gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + red_sata1 {
> > + label = "n2350:red:sata1";
> > + gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + white-sata2 {
> > + label = "n2350:white:sata2";
> > + gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + red-sata2 {
> > + label = "n2350:red:sata2";
> > + gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + white-sys {
> > + label = "n2350:white:sys";
> > + gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
> > + linux,default-trigger = "default-on";
> > + };
> > +
> > + red-sys {
> > + label = "n2350:red:sys";
> > + gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + blue-pwr {
> > + label = "n2350:blue:pwr";
> > + gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + red-pwr {
> > + label = "n2350:red:pwr";
> > + gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + white-usb {
> > + label = "n2350:white:usb";
> > + gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + red-usb {
> > + label = "n2350:red:usb";
> > + gpios = <&gpio0 17 GPIO_ACTIVE_HIGH>;
> > + };
> > + };
> > +
> > + usb3_0_power: regulator@1 {
>
> Incorrect unit address. This does not pass `make dtbs W=1` at all...
>
> > + compatible = "regulator-fixed";
> > + regulator-name = "USB3_0_Power";
> > + regulator-min-microvolt = <5000000>;
> > + regulator-max-microvolt = <5000000>;
> > + enable-active-high;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + gpio = <&gpio0 21 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + usb3_1_power: regulator@2 {
> > + compatible = "regulator-fixed";
> > + regulator-name = "USB3_1_Power";
> > + regulator-min-microvolt = <5000000>;
> > + regulator-max-microvolt = <5000000>;
> > + enable-active-high;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + gpio = <&gpio0 24 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + reg_sata0: regulator@3 {
> > + compatible = "regulator-fixed";
> > + regulator-name = "pwr_en_sata0";
> > + regulator-min-microvolt = <12000000>;
> > + regulator-max-microvolt = <12000000>;
> > + enable-active-high;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + reg_5v_sata0: v5-sata0 {
>
> And here you stopped using unit addresses? At least code thing
> consistently...
>
> Missing generic prefix - regulator.
>
> > + compatible = "regulator-fixed";
> > + regulator-name = "v5.0-sata0";
> > + regulator-min-microvolt = <5000000>;
> > + regulator-max-microvolt = <5000000>;
> > + vin-supply = <®_sata0>;
> > + };
> > +
> > + reg_12v_sata0: v12-sata0 {
> > + compatible = "regulator-fixed";
> > + regulator-name = "v12.0-sata0";
> > + regulator-min-microvolt = <12000000>;
> > + regulator-max-microvolt = <12000000>;
> > + vin-supply = <®_sata0>;
> > + };
> > +
> > + reg_sata1: regulator@4 {
>
> And now back to unit addresses...
>
> > + regulator-name = "pwr_en_sata1";
> > + compatible = "regulator-fixed";
> > + regulator-min-microvolt = <12000000>;
> > + regulator-max-microvolt = <12000000>;
> > + enable-active-high;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + gpio = <&gpio1 13 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > + reg_5v_sata1: v5-sata1 {
>
> And not :)
>
> > + compatible = "regulator-fixed";
> > + regulator-name = "v5.0-sata1";
> > + regulator-min-microvolt = <5000000>;
> > + regulator-max-microvolt = <5000000>;
> > + vin-supply = <®_sata1>;
> > + };
> > +
> > + reg_12v_sata1: v12-sata1 {
> > + compatible = "regulator-fixed";
> > + regulator-name = "v12.0-sata1";
> > + regulator-min-microvolt = <12000000>;
> > + regulator-max-microvolt = <12000000>;
> > + vin-supply = <®_sata1>;
> > + };
> > +
> > + gpio-poweroff {
> > + compatible = "gpio-poweroff";
> > + pinctrl-0 = <&pmx_pwr_off>;
> > + pinctrl-names = "default";
> > + gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
> > + };
> > +
> > +};
> > +
> > +&ahci0 {
> > + status = "okay";
> > +};
> > +
> > +&bm {
> > + status = "okay";
> > +};
> > +
> > +&bm_bppi {
> > + status = "okay";
> > +};
> > +
> > +ð0 {
> > + status = "okay";
> > + phy = <&phy0>;
> > + phy-mode = "sgmii";
> > + buffer-manager = <&bm>;
> > + bm,pool-long = <0>;
> > + bm,pool-short = <1>;
> > +};
> > +
> > +&i2c0 {
> > + status = "okay";
> > + clock-frequency = <100000>;
> > +};
> > +
> > +&i2c1 {
> > + status = "okay";
> > + clock-frequency = <100000>;
> > +};
> > +
> > +&mdio {
> > + phy0: ethernet-phy@0 {
> > + reg = <1>;
> > + };
> > +};
> > +
> > +&nand_controller {
> > + status = "okay";
> > +
> > + nand@0 {
> > + status = "okay";
>
> okay is by default. Do you need this?
>
> > + reg = <0>;
> > + label = "pxa3xx_nand-0";
> > + nand-rb = <0>;
> > + marvell,nand-keep-config;
> > + nand-on-flash-bbt;
> > + nand-ecc-strength = <4>;
> > + nand-ecc-step-size = <512>;
> > +
> > + partitions {
> > + compatible = "fixed-partitions";
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > +
> > + partition@0 {
> > + label = "rootfs";
> > + reg = <0x00000000 0x20000000>;
> > + };
> > +
> > + };
> > + };
> > +};
> > +
> > +&pciec {
> > + status = "okay";
> > + pcie@1,0 {
> > + /* Port 0, Lane 0 */
> > + status = "okay";
> > + };
> > + pcie@2,0 {
> > + /* Port 1, Lane 0 */
> > + status = "okay";
> > + };
> > +};
> > +
> > +&pinctrl {
> > + pinctrl-names = "default";
> > +
> > + pmx_power_button: pmx-power-button {
> > + marvell,pins = "mpp49";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_copy_button: pmx-copy-button {
> > + marvell,pins = "mpp52";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_reset_button: pmx-reset-button {
> > + marvell,pins = "mpp50";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_sata1_white_led: pmx-sata1-white-led {
> > + marvell,pins = "mpp20";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_sata1_red_led: pmx-sata1-red-led {
> > + marvell,pins = "mpp46";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_sata2_white_led: pmx-sata2-white-led {
> > + marvell,pins = "mpp19";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_sata2_red_led: pmx-sata2-red-led {
> > + marvell,pins = "mpp47";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_sys_white_led: pmx-sys-white-led {
> > + marvell,pins = "mpp14";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_sys_red_led: pmx-sys-red-led {
> > + marvell,pins = "mpp15";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_buzzer: pmx-buzzer {
> > + marvell,pins = "mpp51";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_pwr_off: pmx-pwr-off {
> > + marvell,pins = "mpp54";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_pwr_blue_led: pmx-pwr-blue-led {
> > + marvell,pins = "mpp43";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_pwr_red_led: pmx-pwr-red-led {
> > + marvell,pins = "mpp18";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_usb_white_led: pmx-usb-white-led {
> > + marvell,pins = "mpp16";
> > + marvell,function = "gpio";
> > + };
> > +
> > + pmx_usb_red_led: pmx-usb-red-led {
> > + marvell,pins = "mpp17";
> > + marvell,function = "gpio";
> > + };
> > +};
> > +
> > +&sdhci {
> > + broken-cd;
> > + wp-inverted;
> > + bus-width = <8>;
> > + status = "okay";
> > + no-1-8-v;
> > +};
> > +
> > +&spi1 {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&spi1_pins>;
> > + status = "okay";
> > +
> > + /* spi: 4M Flash Macronix MX25L3205D */
> > + spi-flash@0 {
>
> Isn't this just flash?
>
> Does not look like you tested the DTS against bindings. Please run `make
> dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
> for instructions).
>
>
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > + compatible = "macronix,mx25l3205d", "jedec,spi-nor";
> > + reg = <0>;
>
> Put compatible first, reg as second. Then the rest.
> > +
> > + spi-max-frequency = <108000000>;
> > + spi-cpha;
> > +
> > + partition@0 {
> > + label = "u-boot";
> > + reg = <0x00000000 0x00100000>;
> > + };
> > +
> > + partition@...000 {
> > + label = "u-boot-env";
> > + reg = <0x00100000 0x00010000>;
> > + };
> > + };
> > +};
> > +
> > +&uart0 {
> > + status = "okay";
> > +};
> > +
> > +&usb0 {
> > + status = "okay";
> > +};
> > +
> > +&usb3_0 {
> > + status = "okay";
> > +};
> > +
> > +&usb3_1 {
> > + status = "okay";
> > +};
Thanks for the reviews! I will submit the V2 patch.
All the best,
Tony
> Best regards,
> Krzysztof
>
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