[PATCH v5 2/4] ARM: mvebu: add DT support for Seagate NAS 2 and 4-Bay
Gregory CLEMENT
gregory.clement at free-electrons.com
Mon Oct 12 09:20:35 PDT 2015
Hi Simon,
On mar., oct. 06 2015, Simon Guinot <simon.guinot at sequanux.org> wrote:
> From: Vincent Donnefort <vdonnefort at gmail.com>
>
> This patch adds DT support for the Seagate NAS 2 and 4-Bay.
>
> Here are some information allowing to identify these devices:
>
> Product name | Seagate NAS 2-Bay | Seagate NAS 4-Bay
> Code name (board/PCB) | Dart 2-Bay | Dart 4-Bay
> Model name (case sticker) | SRPD20 | SRPD40
> Material desc (product spec) | STCTxxxxxxx | STCUxxxxxxx
>
> Chipset list (common):
> - SoC Marvell Armada 370 88F6707, CPU @1.2GHz
> - SDRAM memory: 512MB DDR3 600MHz (16-bits bandwidth)
> - NAND flash 256MB, 8-bits (Micron MT29F2G08AAB or Hinyx H27U2G8F2CTR-BC)
> - 2 SATA II ports (SoC)
> - 1 Ethernet Gigabit ports (PHY Marvell 88E1518)
> - 2 USB3 host ports (PCIe controller ASM1042)
> - GPIO fan (4 speeds)
> - External I2C RTC (MCP7940NT)
> - 3 push buttons (power, backup and reset)
> - 2 SATA LEDs (bi-color, blue and red)
> - 1 power LED (bi-color, blue and red)
>
> Only on 4-Bay models:
> - 2 extra SATA III ports (PCIe AHCI controller Marvell 88SE9170)
> - 1 extra Ethernet Gigabit ports (PHY Marvell 88E1518)
> - I2C GPIO expander (PCA9554A)
> - 2 extra SATA LEDs (bi-color, blue and red)
>
> Note that support for the white SATA LEDs associated with HDDs 0 and 1
> is missing. A dedicated LED driver is needed.
>
> Signed-off-by: Vincent Donnefort <vdonnefort at gmail.com>
> Acked-by: Andrew Lunn <andrew at lunn.ch>
Applied on mvebu/dt
Thanks,
Gregory
> ---
> arch/arm/boot/dts/Makefile | 2 +
> arch/arm/boot/dts/armada-370-seagate-nas-2bay.dts | 36 ++++
> arch/arm/boot/dts/armada-370-seagate-nas-4bay.dts | 133 ++++++++++++
> arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi | 231 +++++++++++++++++++++
> 4 files changed, 402 insertions(+)
> create mode 100644 arch/arm/boot/dts/armada-370-seagate-nas-2bay.dts
> create mode 100644 arch/arm/boot/dts/armada-370-seagate-nas-4bay.dts
> create mode 100644 arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi
>
> Changes for v2:
> - Rename DTS files using the products names.
> - Update model and compatible properties as well.
> - Add some information allowing to identify the devices in the commit
> message and in the DTS files headers.
> - Remove duplicated rtc alias in armada-370-seagate-nas-xbay.dtsi.
>
> Changes for v3:
> - Use GPIO_ACTIVE_HIGH instead of 0 in gpios property (gpio-fan node).
> - Add Andrew's Acked-by.
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 1c5f22525a8b..a0cc0b63db41 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -710,6 +710,8 @@ dtb-$(CONFIG_MACH_ARMADA_370) += \
> armada-370-netgear-rn102.dtb \
> armada-370-netgear-rn104.dtb \
> armada-370-rd.dtb \
> + armada-370-seagate-nas-2bay.dtb \
> + armada-370-seagate-nas-4bay.dtb \
> armada-370-synology-ds213j.dtb
> dtb-$(CONFIG_MACH_ARMADA_375) += \
> armada-375-db.dtb
> diff --git a/arch/arm/boot/dts/armada-370-seagate-nas-2bay.dts b/arch/arm/boot/dts/armada-370-seagate-nas-2bay.dts
> new file mode 100644
> index 000000000000..fef0110a8d8a
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-370-seagate-nas-2bay.dts
> @@ -0,0 +1,36 @@
> +/*
> + * Device Tree file for Seagate NAS 2-Bay (Armada 370 SoC).
> + *
> + * Copyright (C) 2015 Seagate
> + *
> + * Author: Vincent Donnefort <vdonnefort at gmail.com>
> + *
> + * This file is licensed under the terms of the GNU General Public
> + * License version 2. This program is licensed "as is" without any
> + * warranty of any kind, whether express or implied.
> + */
> +
> +/*
> + * Here are some information allowing to identify the device:
> + *
> + * Product name : Seagate NAS 2-Bay
> + * Code name (board/PCB) : Dart 2-Bay
> + * Model name (case sticker) : SRPD20
> + * Material desc (product spec) : STCTxxxxxxx
> + */
> +
> +/dts-v1/;
> +#include "armada-370-seagate-nas-xbay.dtsi"
> +
> +/ {
> + model = "Seagate NAS 2-Bay (Dart, SRPD20)";
> + compatible = "seagate,dart-2", "marvell,armada370", "marvell,armada-370-xp";
> +
> + gpio-fan {
> + gpio-fan,speed-map =
> + < 0 3
> + 950 2
> + 1400 1
> + 1800 0>;
> + };
> +};
> diff --git a/arch/arm/boot/dts/armada-370-seagate-nas-4bay.dts b/arch/arm/boot/dts/armada-370-seagate-nas-4bay.dts
> new file mode 100644
> index 000000000000..ae2e1fe50ef6
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-370-seagate-nas-4bay.dts
> @@ -0,0 +1,133 @@
> +/*
> + * Device Tree file for Seagate NAS 4-Bay (Armada 370 SoC).
> + *
> + * Copyright (C) 2015 Seagate
> + *
> + * Author: Vincent Donnefort <vdonnefort at gmail.com>
> + *
> + * This file is licensed under the terms of the GNU General Public
> + * License version 2. This program is licensed "as is" without any
> + * warranty of any kind, whether express or implied.
> + */
> +
> +/*
> + * Here are some information allowing to identify the device:
> + *
> + * Product name : Seagate NAS 4-Bay
> + * Code name (board/PCB) : Dart 4-Bay
> + * Model name (case sticker) : SRPD40
> + * Material desc (product spec) : STCUxxxxxxx
> + */
> +
> +/dts-v1/;
> +#include "armada-370-seagate-nas-xbay.dtsi"
> +#include <dt-bindings/leds/leds-ns2.h>
> +
> +/ {
> + model = "Seagate NAS 4-Bay (Dart, SRPD40)";
> + compatible = "seagate,dart-4", "marvell,armada370", "marvell,armada-370-xp";
> +
> + soc {
> + pcie-controller {
> + /* SATA AHCI controller 88SE9170 */
> + pcie at 1,0 {
> + status = "okay";
> + };
> + };
> +
> + internal-regs {
> + mdio {
> + phy1: ethernet-phy at 1 {
> + reg = <1>;
> + };
> + };
> +
> + ethernet at 74000 {
> + status = "okay";
> + pinctrl-0 = <&ge1_rgmii_pins>;
> + pinctrl-names = "default";
> + phy = <&phy1>;
> + phy-mode = "rgmii-id";
> + };
> +
> + i2c at 11000 {
> + /* I2C GPIO expander (PCA9554A) */
> + pca9554: pca9554 at 21 {
> + compatible = "nxp,pca9554";
> + reg = <0x21>;
> + #gpio-cells = <2>;
> + gpio-controller;
> + };
> + };
> + };
> + };
> +
> + regulators {
> + regulator at 3 {
> + compatible = "regulator-fixed";
> + reg = <3>;
> + regulator-name = "SATA2 power";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + enable-active-high;
> + regulator-always-on;
> + regulator-boot-on;
> + gpio = <&pca9554 6 GPIO_ACTIVE_HIGH>;
> + };
> + regulator at 4 {
> + compatible = "regulator-fixed";
> + reg = <4>;
> + regulator-name = "SATA3 power";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + enable-active-high;
> + regulator-always-on;
> + regulator-boot-on;
> + gpio = <&pca9554 7 GPIO_ACTIVE_HIGH>;
> + };
> + };
> +
> + gpio-leds {
> + red-sata2 {
> + label = "dart:red:sata2";
> + gpios = <&pca9554 0 GPIO_ACTIVE_LOW>;
> + };
> + red-sata3 {
> + label = "dart:red:sata3";
> + gpios = <&pca9554 3 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + leds-ns2 {
> + compatible = "lacie,ns2-leds";
> +
> + white-sata2 {
> + label = "dart:white:sata2";
> + cmd-gpio = <&pca9554 1 GPIO_ACTIVE_HIGH>;
> + slow-gpio = <&pca9554 2 GPIO_ACTIVE_HIGH>;
> + num-modes = <4>;
> + modes-map = <NS_V2_LED_SATA 0 0
> + NS_V2_LED_OFF 0 1
> + NS_V2_LED_ON 1 0
> + NS_V2_LED_ON 1 1>;
> + };
> + white-sata3 {
> + label = "dart:white:sata3";
> + cmd-gpio = <&pca9554 4 GPIO_ACTIVE_HIGH>;
> + slow-gpio = <&pca9554 5 GPIO_ACTIVE_HIGH>;
> + num-modes = <4>;
> + modes-map = <NS_V2_LED_SATA 0 0
> + NS_V2_LED_OFF 0 1
> + NS_V2_LED_ON 1 0
> + NS_V2_LED_ON 1 1>;
> + };
> + };
> +
> + gpio-fan {
> + gpio-fan,speed-map =
> + < 0 3
> + 800 2
> + 1050 1
> + 1300 0>;
> + };
> +};
> diff --git a/arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi b/arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi
> new file mode 100644
> index 000000000000..3036e25c5992
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi
> @@ -0,0 +1,231 @@
> +/*
> + * Device Tree common file for the Seagate NAS 2 and 4-bay (Armada 370 SoC).
> + *
> + * Copyright (C) 2015 Seagate
> + *
> + * Author: Vincent Donnefort <vdonnefort at gmail.com>
> + *
> + * This file is licensed under the terms of the GNU General Public
> + * License version 2. This program is licensed "as is" without any
> + * warranty of any kind, whether express or implied.
> + */
> +
> +/*
> + * TODO: add support for the white SATA LEDs associated with HDD 0 and 1.
> + */
> +
> +#include "armada-370.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +
> +/ {
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory {
> + device_type = "memory";
> + reg = <0x00000000 0x20000000>; /* 512 MB */
> + };
> +
> + soc {
> + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
> + MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000>;
> +
> + pcie-controller {
> + status = "okay";
> +
> + /* USB 3.0 bridge ASM1042A */
> + pcie at 2,0 {
> + status = "okay";
> + };
> + };
> +
> + internal-regs {
> + serial at 12000 {
> + status = "okay";
> + };
> +
> + sata at a0000 {
> + nr-ports = <2>;
> + status = "okay";
> + };
> +
> + mdio {
> + pinctrl-0 = <&mdio_pins>;
> + pinctrl-names = "default";
> +
> + phy0: ethernet-phy at 0 {
> + reg = <0>;
> + };
> + };
> +
> + ethernet at 70000 {
> + status = "okay";
> + pinctrl-0 = <&ge0_rgmii_pins>;
> + pinctrl-names = "default";
> + phy = <&phy0>;
> + phy-mode = "rgmii-id";
> + };
> +
> + i2c at 11000 {
> + status = "okay";
> + pinctrl-0 = <&i2c0_pins>;
> + pinctrl-names = "default";
> + clock-frequency = <100000>;
> +
> + /* RTC - NXP 8563T (second source) */
> + rtc at 51 {
> + compatible = "nxp,pcf8563";
> + reg = <0x51>;
> + interrupts = <110>;
> + };
> + /* RTC - MCP7940NT */
> + rtc at 6f {
> + compatible = "microchip,mcp7941x";
> + reg = <0x6f>;
> + interrupts = <110>;
> + };
> + };
> +
> + nand at d0000 {
> + status = "okay";
> + num-cs = <1>;
> + marvell,nand-keep-config;
> + marvell,nand-enable-arbiter;
> + nand-on-flash-bbt;
> + nand-ecc-strength = <4>;
> + nand-ecc-step-size = <512>;
> +
> + partition at 0 {
> + label = "u-boot";
> + reg = <0x0 0x300000>;
> + };
> + partition at 300000 {
> + label = "device-tree";
> + reg = <0x300000 0x20000>;
> + };
> + partition at 320000 {
> + label = "linux";
> + reg = <0x320000 0x2000000>;
> + };
> + partition at 2320000 {
> + label = "rootfs";
> + reg = <0x2320000 0xdce0000>;
> + };
> + };
> + };
> +
> + };
> +
> + regulators {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + pinctrl-names = "default";
> +
> + regulator at 1 {
> + compatible = "regulator-fixed";
> + reg = <1>;
> + regulator-name = "SATA0 power";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + enable-active-high;
> + regulator-always-on;
> + regulator-boot-on;
> + gpio = <&gpio1 18 GPIO_ACTIVE_HIGH>;
> + };
> + regulator at 2 {
> + compatible = "regulator-fixed";
> + reg = <2>;
> + regulator-name = "SATA1 power";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + enable-active-high;
> + regulator-always-on;
> + regulator-boot-on;
> + gpio = <&gpio1 22 GPIO_ACTIVE_HIGH>;
> + };
> + };
> +
> + gpio-fan {
> + compatible = "gpio-fan";
> + gpios = <&gpio2 0 GPIO_ACTIVE_HIGH
> + &gpio2 1 GPIO_ACTIVE_HIGH>;
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + button at 1 {
> + label = "Power button";
> + linux,code = <KEY_POWER>;
> + gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
> + debounce-interval = <100>;
> + };
> + button at 2 {
> + label = "Backup button";
> + linux,code = <KEY_OPTION>;
> + gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
> + debounce-interval = <100>;
> + };
> + button at 3 {
> + label = "Reset Button";
> + linux,code = <KEY_RESTART>;
> + gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
> + debounce-interval = <100>;
> + };
> + };
> +
> + gpio-leds {
> + compatible = "gpio-leds";
> +
> + white-power {
> + label = "dart:white:power";
> + gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "timer";
> +
> + };
> + red-power {
> + label = "dart:red:power";
> + gpios = <&gpio1 31 GPIO_ACTIVE_HIGH>;
> + };
> + red-sata0 {
> + label = "dart:red:sata0";
> + gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
> + };
> + red-sata1 {
> + label = "dart:red:sata1";
> + gpios = <&gpio1 21 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + gpio_poweroff {
> + compatible = "gpio-poweroff";
> + gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
> + };
> +};
> +
> +&pinctrl {
> + pinctrl-0 = <&hdd0_led_sata_pin>, <&hdd1_led_sata_pin>;
> + pinctrl-names = "default";
> +
> + hdd0_led_sata_pin: hdd0-led-sata-pin {
> + marvell,pins = "mpp48";
> + marvell,function = "sata1";
> + };
> + hdd0_led_gpio_pin: hdd0-led-gpio-pin {
> + marvell,pins = "mpp48";
> + marvell,function = "gpio";
> + };
> + hdd1_led_sata_pin: hdd1-led-sata-pin {
> + marvell,pins = "mpp57";
> + marvell,function = "sata0";
> + };
> + hdd1_led_gpio_pin: hdd1-led-gpio-pin {
> + marvell,pins = "mpp57";
> + marvell,function = "gpio";
> + };
> +};
> --
> 2.1.4
>
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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