[OpenWrt-Devel] [PATCH v2] mvebu: add support for Buffalo LinkStation LS421DE

Tomasz Maciej Nowak tomek_n at o2.pl
Wed Apr 1 10:21:10 EDT 2020


W dniu 29.03.2020 o 18:52, Daniel Gonzalez Cabanelas pisze:
> Buffalo LinkStation LS421DE is a dual bay NAS, based on Marvell Armada 370
> 
> Hardware:
>    SoC:         Marvell Armada-370 88F6707-A1
>    CPU:         Cortex-A9 1200 MHz, 1 core
>    Flash:       SPI-NOR 1 MiB, NAND 512 MiB
>    RAM:         DDR3 512 MiB
>    Ethernet:    1x 10/100/1000 Mbps
>    USB:         1x 2.0, 1x 3.0
>    SATA:        2x 3.0 Gbps
>    LEDs/Input : 5x / 2x (1x button, 1x slide-switch)
>    RTC:         Ricoh RS5C372A, I2C, no battery
> 
> Flash instruction (UART+TFTP):
>   1. Downgrade the OEM firmware to 1.34 (BUFFALO_BOOTVER=0.13)
>   2. Boot the Openwrt initramfs image using the U-Boot serial console:
>          tftpboot buffalo_ls421de-initramfs-kernel.bin;bootm
>   3. Flash the sysupgrade image using the Openwrt console:
>          sysupgrade -n buffalo_ls421de-squashfs-sysupgrade.bin
>   5. Wait until it finish, the device will reboot with Openwrt installed
>      on the NAND flash.
> 
> Note:
>   - Device shuting down doesn't work, even if the power slide switch is
>     used. We must first, via MDIO, set the unused LED2 at the ethernet
>     phy0 to off state. Reboot works ok.
> 
> Signed-off-by: Daniel González Cabanelas <dgcbueu at gmail.com>
> ---
> Changes in v2
>  - Tune the dts file
>  - Adjust the i2c bus speed to the max supported by the RTC
>  - Delete unneded kernel patch
>  - Image creation: only include neccesary packages, delete the ubinize
>    parameter
> 
>  .../base-files/lib/preinit/06_set_iface_mac   |   4 +
>  .../base-files/lib/upgrade/platform.sh        |   3 +
>  .../boot/dts/armada-370-buffalo-ls421de.dts   | 359 ++++++++++++++++++
>  target/linux/mvebu/image/Makefile             |  14 +
>  target/linux/mvebu/image/cortexa9.mk          |  19 +
>  5 files changed, 399 insertions(+)
>  create mode 100644 target/linux/mvebu/files-4.19/arch/arm/boot/dts/armada-370-buffalo-ls421de.dts
> 
> diff --git a/target/linux/mvebu/cortexa9/base-files/lib/preinit/06_set_iface_mac b/target/linux/mvebu/cortexa9/base-files/lib/preinit/06_set_iface_mac
> index fd41836c8d..62ce2653a0 100644
> --- a/target/linux/mvebu/cortexa9/base-files/lib/preinit/06_set_iface_mac
> +++ b/target/linux/mvebu/cortexa9/base-files/lib/preinit/06_set_iface_mac
> @@ -9,6 +9,10 @@ preinit_set_mac_address() {
>  	. /lib/functions.sh
>  
>  	case $(board_name) in
> +	buffalo,ls421de)
> +		mac=$(mtd_get_mac_ascii u-boot-env eth1addr)
> +		ip link set dev eth0 address $mac 2>/dev/null
> +		;;
>  	linksys,caiman|linksys,cobra|linksys,rango|linksys,shelby|linksys,venom)
>  		# rename interfaces back to the way they were with 4.4
>  		case "$(readlink /sys/class/net/eth0)" in
> diff --git a/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh b/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh
> index 8baed969a3..63042b1535 100755
> --- a/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh
> +++ b/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh
> @@ -22,6 +22,9 @@ platform_check_image() {
>  
>  platform_do_upgrade() {
>  	case "$(board_name)" in
> +	buffalo,ls421de)
> +		nand_do_upgrade "$1"
> +		;;
>  	cznic,turris-omnia|\
>  	solidrun,clearfog-base-a1|\
>  	solidrun,clearfog-pro-a1)
> diff --git a/target/linux/mvebu/files-4.19/arch/arm/boot/dts/armada-370-buffalo-ls421de.dts b/target/linux/mvebu/files-4.19/arch/arm/boot/dts/armada-370-buffalo-ls421de.dts
> new file mode 100644
> index 0000000000..69cb12bb67
> --- /dev/null
> +++ b/target/linux/mvebu/files-4.19/arch/arm/boot/dts/armada-370-buffalo-ls421de.dts
> @@ -0,0 +1,359 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree file for Buffalo LinkStation LS421DE
> + *
> + * Copyright (C) 2020 Daniel González Cabanelas <dgcbueu at gmail.com>
> + */
> +
> +/dts-v1/;
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include "armada-370.dtsi"
> +#include "mvebu-linkstation-fan.dtsi"
> +
> +/ {
> +	model = "Buffalo LinkStation LS421DE";
> +	compatible = "buffalo,ls421de", "marvell,armada370", "marvell,armada-370-xp";
> +
> +	aliases {
> +		led-boot = &led_boot;
> +		led-failsafe = &led_failsafe;
> +		led-running = &led_power;
> +		led-upgrade = &led_upgrade;
> +	};
> +
> +	chosen {
> +		bootargs = "console=ttyS0,115200 earlyprintk noinitrd rootfstype=squashfs";
> +		append-rootblock = "nullparameter="; /* override the bootloader args */
> +	};
> +
> +	memory {
> +		device_type = "memory";
> +		reg = <0x00000000 0x20000000>; /* 512 MB */
> +	};
> +
> +	soc {
> +		ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000
> +			  MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000
> +			  MBUS_ID(0x09, 0x01) 0 0xf1100000 0x10000>;
> +
> +		internal-regs {
> +
> +			serial at 12000 {
> +				status = "okay";
> +			};
> +
> +			sata at a0000 {
> +				nr-ports = <2>;
> +				status = "okay";
> +			};
> +
> +			ethernet at 74000 {
> +				pinctrl-0 = <&ge1_rgmii_pins>;
> +				pinctrl-names = "default";
> +				status = "okay";
> +				phy = <&phy0>;
> +				phy-mode = "rgmii-id";
> +			};
> +
> +			mvsdio at d4000 {
> +				pinctrl-0 = <&sdio_pins2>;
> +				pinctrl-names = "default";
> +				status = "okay";
> +				/* No CD or WP GPIOs */
> +				broken-cd;
> +			};
> +
> +			usb at 50000 {
> +				vcc-supply = <&usb_v5_regulator>;
> +				status = "okay";
> +			};
> +
> +			i2c at 11000 {
> +				clock-frequency = <400000>;
> +				status = "okay";
> +
> +				rs5c372a: rs5c372a at 32 {
> +					compatible = "ricoh,rs5c372a";
> +					reg = <0x32>;
> +				};
> +			};> +		};

Sorry if my previous comment was unclear. What I had in mind was that all nodes
in "internal-regs" (in dtsi) which have labels should be reffered by them, not only rtc.

> +	};
> +
> +	regulators {
> +		compatible = "simple-bus";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		pinctrl-0 = <&pmx_power_usb &pmx_power_hdd1 &pmx_power_hdd2>;
> +
> +		pinctrl-names = "default";
> +
> +		usb_v5_regulator: usb-v5-regulator {
> +			compatible = "regulator-fixed";
> +			regulator-name = "USB";
> +			regulator-min-microvolt = <5000000>;
> +			regulator-max-microvolt = <5000000>;
> +			startup-delay-us = <4000000>;
> +			enable-active-high;
> +			regulator-always-on;
> +			regulator-boot-on;
> +			gpio = <&gpio0 5 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		ata1_regulator: ata1-regulator {
> +			compatible = "regulator-fixed";
> +			reg = <1>;
> +			regulator-name = "HDD1";
> +			regulator-min-microvolt = <12000000>;
> +			regulator-max-microvolt = <12000000>;
> +			startup-delay-us = <2000000>;
> +			enable-active-high;
> +			regulator-always-on;
> +			regulator-boot-on;
> +			gpio = <&gpio0 8 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		ata2_regulator: ata2-regulator {
> +			compatible = "regulator-fixed";
> +			reg = <2>;
> +			regulator-name = "HDD2";
> +			regulator-min-microvolt = <12000000>;
> +			regulator-max-microvolt = <12000000>;
> +			startup-delay-us = <4000000>;
> +			enable-active-high;
> +			regulator-always-on;
> +			regulator-boot-on;
> +			gpio = <&gpio0 9 GPIO_ACTIVE_HIGH>;
> +		};
> +	};
> +
> +	gpio_keys {
> +		compatible = "gpio-keys";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		pinctrl-0 = <&pmx_hdd_present &pmx_buttons>;
> +		pinctrl-names = "default";
> +
> +		hdd1-present {
> +			label = "HDD1 Present";
> +			linux,code = <KEY_PROG1>;
> +			gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
> +		};
> +
> +		hdd2-present {
> +			label = "HDD2 Present";
> +			linux,code = <KEY_PROG2>;
> +			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
> +
> +		};
> +
> +		power {
> +			label = "Power Switch";
> +			linux,code = <KEY_POWER>;
> +			linux,input-type = <EV_SW>;
> +			gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
> +		};
> +
> +		function {
> +			label = "Function Button";
> +			linux,code = <KEY_OPTION>;
> +			gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
> +		};
> +	};
> +
> +	gpio_leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pmx_leds1 &pmx_leds2>;
> +
> +		system_red {
> +			label = "ls421de:red:system";
> +			gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		led_power: power_white {
> +			label = "ls421de:white:power";
> +			gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
> +			default-state = "on";
> +		};
> +
> +		led_failsafe: power_red {
> +			label = "ls421de:red:power";
> +			gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		led_upgrade: power_orange {
> +			label = "ls421de:orange:power";
> +			gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		led_boot: system_white {
> +			label = "ls421de:white:system";
> +			gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		hdd1_red {
> +			label = "ls421de:red:hdd1";
> +			gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
> +			default-state = "off";
> +			linux,default-trigger = "disk-activity";
> +		};
> +
> +		hdd2_red {
> +			label = "ls421de:red:hdd2";
> +			gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
> +			default-state = "off";
> +			linux,default-trigger = "disk-activity";
> +		};
> +	};
> +
> +	/* FIXME: this driver needs to be aware of the LED2 eth phy use,
> +	   which must be set to off state before shutting down the machine */
> +	restart_poweroff {
> +		compatible = "restart-poweroff";
> +	};
> +
> +	gpio_fan {
> +		gpios = <&gpio0 13 GPIO_ACTIVE_HIGH
> +			&gpio0 14 GPIO_ACTIVE_HIGH>;
> +
> +		alarm-gpios = <&gpio0 10 GPIO_ACTIVE_HIGH>;
> +	};
> +};
> +
> +&pinctrl {
> +	pmx_power_usb: pmx-power-usb {
> +		marvell,pins = "mpp5";
> +		marvell,function = "gpo";
> +	};
> +	pmx_power_hdd1: pmx-power-hdd1 {
> +		marvell,pins = "mpp8";
> +		marvell,function = "gpio";
> +	};
> +	pmx_power_hdd2: pmx-power-hdd2 {
> +		marvell,pins = "mpp9";
> +		marvell,function = "gpo";
> +	};
> +	pmx_fan_lock: pmx-fan-lock {
> +		marvell,pins = "mpp10";
> +		marvell,function = "gpio";
> +	};
> +	pmx_hdd_present: pmx-hdd-present {
> +		marvell,pins = "mpp11", "mpp12";
> +		marvell,function = "gpio";
> +	};
> +	pmx_fan_high: pmx-fan-high {
> +		marvell,pins = "mpp13";
> +		marvell,function = "gpio";
> +	};
> +	pmx_fan_low: pmx-fan-low {
> +		marvell,pins = "mpp14";
> +		marvell,function = "gpio";
> +	};
> +	pmx_buttons: pmx-buttons {
> +		marvell,pins = "mpp15", "mpp16";
> +		marvell,function = "gpio";
> +	};
> +	pmx_leds1: pmx-leds {
> +		marvell,pins = "mpp7", "mpp54", "mpp59", "mpp61";
> +		marvell,function = "gpo";
> +	};
> +	pmx_leds2: pmx-leds {
> +		marvell,pins = "mpp55", "mpp57", "mpp62";
> +		marvell,function = "gpio";
> +	};
> +};
> +
> +&rtc {
> +	status = "disabled";
> +};
> +
> +&pciec {
> +	status = "okay";
> +	/* Connected to uPD720202 USB 3.0 Host */
> +	pcie at 1,0 {
> +		status = "okay";
> +	};
> +	/* Unpopulated miniPCIe slot */
> +	pcie at 2,0 {
> +		status = "disabled";
> +	};
> +};
> +
> +&mdio {
> +	pinctrl-0 = <&mdio_pins>;
> +	pinctrl-names = "default";
> +
> +	phy0: ethernet-phy at 0 { /* Marvell 88E1518 */
> +		reg = <0>;
> +		/* LED2 is used to inform uBoot if the power-switch was slided to
> +		   the "off" position, and then shutdown the machine.
> +			Page 0x3, Register 0x10, bit 8:
> +				0x800: LED2 off, shutdown the machine
> +				0x900: LED2 on, boot the machine                    */
> +		marvell,reg-init = <0x3 0x10 0x1 0x1991>, /* LED Function */
> +					<0x3 0x11 0x1 0x4401>, /* LED polarity */
> +					<0x3 0x12 0x1 0x4905>; /* LED Timer */
> +	};
> +};
> +
> +&nand_controller {
> +	status = "okay";
> +
> +	nand at 0 {
> +		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 at 0 {
> +				label = "kernel";
> +				reg = <0x00000000 0x02000000>;  /* 32 MiB */
> +			};
> +
> +			partition at 2000000 {
> +				label = "ubi";
> +				reg = <0x02000000 0x1e000000>;  /* 480 MiB */
> +			};
> +		};
> +	};
> +};
> +
> +&spi0 {
> +	status = "okay";
> +	pinctrl-0 = <&spi0_pins2>;
> +	pinctrl-names = "default";
> +
> +	spi-flash at 0 {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		compatible = "mxicy,mx25l8005", "jedec,spi-nor";
> +		reg = <0>; /* Chip select 0 */
> +		spi-max-frequency = <50000000>;
> +
> +		partitions {
> +			compatible = "fixed-partitions";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +
> +			partition at 0 {
> +				reg = <0x00000 0xf0000>; /* 960 KiB*/
> +				label = "u-boot";
> +				read-only;
> +			};
> +			partition at f0000 {
> +				reg = <0xf0000 0x10000>; /* 64 KiB */
> +				label = "u-boot-env";
> +			};
> +		};
> +	};
> +};
> diff --git a/target/linux/mvebu/image/Makefile b/target/linux/mvebu/image/Makefile
> index ef9274866d..3a47878069 100644
> --- a/target/linux/mvebu/image/Makefile
> +++ b/target/linux/mvebu/image/Makefile
> @@ -40,6 +40,20 @@ define Build/boot-img-ext4
>  	make_ext4fs -J -L kernel -l $(CONFIG_TARGET_KERNEL_PARTSIZE)M $@.bootimg $@.boot
>  endef
>  
> +define Build/buffalo-kernel-jffs2
> +	rm -rf $(KDIR)/kernel_jffs2 $@.fakerd
> +	mkdir -p $(KDIR)/kernel_jffs2
> +	dd if=/dev/zero of=$@.fakerd bs=131008 count=1 conv=sync
> +	$(STAGING_DIR_HOST)/bin/mkimage \
> +		-T ramdisk -A $(LINUX_KARCH) -O linux -C gzip -n 'fake initrd' \
> +		-d $@.fakerd $(KDIR)/kernel_jffs2/initrd.buffalo
> +	cp $@ $(KDIR)/kernel_jffs2/uImage.buffalo
> +	$(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
> +		--little-endian -v --squash-uids -q -f -n -x lzma -x rtime -m none \
> +		--eraseblock=128KiB --pad=$(KERNEL_SIZE) -d $(KDIR)/kernel_jffs2 -o $@
> +	rm -rf $(KDIR)/kernel_jffs2 $@.fakerd
> +endef
> +
>  define Build/sdcard-img
>  	SIGNATURE="$(IMG_PART_SIGNATURE)" \
>  	./gen_mvebu_sdcard_img.sh $@ \
> diff --git a/target/linux/mvebu/image/cortexa9.mk b/target/linux/mvebu/image/cortexa9.mk
> index 85bfa94dbd..a3f9249191 100644
> --- a/target/linux/mvebu/image/cortexa9.mk
> +++ b/target/linux/mvebu/image/cortexa9.mk
> @@ -6,6 +6,25 @@
>  # See /LICENSE for more information.
>  #
>  
> +define Device/buffalo_ls421de
> +  $(Device/NAND-128K)
> +  DEVICE_VENDOR := Buffalo
> +  DEVICE_MODEL := LinkStation LS421DE
> +  SUBPAGESIZE :=
> +  KERNEL_SIZE := 33554432
> +  FILESYSTEMS := squashfs ubifs

FILESYSTEMS += ubifs

> +  KERNEL := kernel-bin | append-dtb |  uImage none | buffalo-kernel-jffs2

					^ double space

> +  KERNEL_INITRAMFS := kernel-bin | append-dtb |  uImage none

						  ^ double space

> +  IMAGES := factory.bin sysupgrade.bin

IMAGES += factory.bin

> +  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
> +  DEVICE_DTS := armada-370-buffalo-ls421de
> +  SUPPORTED_DEVICES += ls421de

This is not needed.

> +  DEVICE_PACKAGES :=  \
> +    kmod-rtc-rs5c372a kmod-hwmon-gpiofan kmod-fs-xfs kmod-nls-cp437 \
> +    kmod-nls-iso8859-1 mkf2fs e2fsprogs partx-utils

Since You removed VFAT, I assume kmod-nls-cp437 and kmod-nls-iso8859-1 are
not needed.

> +endef
> +  TARGET_DEVICES += buffalo_ls421de

Remove indendation.

> +
>  define Device/cznic_turris-omnia
>    DEVICE_VENDOR := CZ.NIC
>    DEVICE_MODEL := Turris Omnia
> 

Regards, Tomasz.

-- 
TMN

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