From mboxrd@z Thu Jan 1 00:00:00 1970 From: gregory.clement@free-electrons.com (Gregory CLEMENT) Date: Tue, 03 Mar 2015 10:28:27 +0100 Subject: [PATCH] ARM: Kirkwood: add DT description for nas2big In-Reply-To: <1425243100-318-1-git-send-email-simon.guinot@sequanux.org> References: <1425243100-318-1-git-send-email-simon.guinot@sequanux.org> Message-ID: <54F57EBB.7040009@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Simon, On 01/03/2015 21:51, Simon Guinot wrote: > This patch adds the DT description for the LaCie "2Big NAS" (nas2big). > This NAS is an hardware upgrade of the 2Big Network v2. > > Chipset and device list: > > - CPU Marvell 88F6282 1600Mhz > - SDRAM memory, 256MB DDR3 (2x128MB x8) 533Mhz > - 1 Ethernet Gigabit port (PHY Marvell 88E1518) > - Flash memory, NAND 256MB TSOP48 > - I2C EEPROM, 512 bytes (AT24 type) > - PCIe SATA controller JMicron JMB360 (eSATA) > - I2C fan controller GMT G762 (with a separate alarm GPIO) > - 1 USB2 host port > - 1 push button > - 1 power switch > - 2 SATA LEDs (bi-color, blue and red) > - 1 power LED (bi-color, blue and red) > - CPLD for LEDs and start-up management (Altera Max EMP3064) This dts looks fine for me, however I would like to have an Acked-by from Andrew or Jason before applying it as kikwood is not my area of expertise. Thanks, Gregory > > Signed-off-by: Simon Guinot > --- > .../devicetree/bindings/arm/marvell,kirkwood.txt | 1 + > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/kirkwood-nas2big.dts | 144 +++++++++++++++++++++ > 3 files changed, 146 insertions(+) > create mode 100644 arch/arm/boot/dts/kirkwood-nas2big.dts > > diff --git a/Documentation/devicetree/bindings/arm/marvell,kirkwood.txt b/Documentation/devicetree/bindings/arm/marvell,kirkwood.txt > index 925ecbf6e7b7..4f40ff3fee4b 100644 > --- a/Documentation/devicetree/bindings/arm/marvell,kirkwood.txt > +++ b/Documentation/devicetree/bindings/arm/marvell,kirkwood.txt > @@ -42,6 +42,7 @@ board. Currently known boards are: > "lacie,cloudbox" > "lacie,inetspace_v2" > "lacie,laplug" > +"lacie,nas2big" > "lacie,netspace_lite_v2" > "lacie,netspace_max_v2" > "lacie,netspace_mini_v2" > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index a1c776b8dcec..920fd9dd7a35 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -165,6 +165,7 @@ dtb-$(CONFIG_MACH_KIRKWOOD) += \ > kirkwood-lsxhl.dtb \ > kirkwood-mplcec4.dtb \ > kirkwood-mv88f6281gtw-ge.dtb \ > + kirkwood-nas2big.dtb \ > kirkwood-net2big.dtb \ > kirkwood-net5big.dtb \ > kirkwood-netgear_readynas_duo_v2.dtb \ > diff --git a/arch/arm/boot/dts/kirkwood-nas2big.dts b/arch/arm/boot/dts/kirkwood-nas2big.dts > new file mode 100644 > index 000000000000..d459c94fd1d4 > --- /dev/null > +++ b/arch/arm/boot/dts/kirkwood-nas2big.dts > @@ -0,0 +1,144 @@ > +/* > + * Device Tree file for LaCie 2Big NAS > + * > + * Copyright (C) 2015 Seagate > + * > + * Author: Simon Guinot > + * > + * 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. > +*/ > + > +/dts-v1/; > + > +#include > +#include "kirkwood-netxbig.dtsi" > + > +/ { > + model = "LaCie 2Big NAS"; > + compatible = "lacie,nas2big", "lacie,netxbig", "marvell,kirkwood-88f6282", "marvell,kirkwood"; > + > + memory { > + device_type = "memory"; > + reg = <0x00000000 0x10000000>; > + }; > + > + chosen { > + bootargs = "console=ttyS0,115200n8"; > + stdout-path = &uart0; > + }; > + > + mbus { > + pcie-controller { > + status = "okay"; > + > + pcie at 1,0 { > + status = "okay"; > + }; > + }; > + }; > + > + ocp at f1000000 { > + rtc at 10300 { > + /* The on-chip RTC is not powered (no supercap). */ > + status = "disabled"; > + }; > + spi at 10600 { > + /* > + * A NAND flash is used instead of an SPI flash for > + * the other netxbig-compatible boards. > + */ > + status = "disabled"; > + }; > + }; > + > + fan { > + /* > + * An I2C fan controller (GMT G762) is used but alarm is > + * wired to a separate GPIO. > + */ > + compatible = "gpio-fan"; > + alarm-gpios = <&gpio0 25 GPIO_ACTIVE_LOW>; > + }; > + > + regulators: regulators { > + status = "okay"; > + compatible = "simple-bus"; > + #address-cells = <1>; > + #size-cells = <0>; > + pinctrl-names = "default"; > + > + regulator at 2 { > + compatible = "regulator-fixed"; > + reg = <2>; > + regulator-name = "hdd1power"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + enable-active-high; > + regulator-always-on; > + regulator-boot-on; > + gpio = <&gpio0 17 GPIO_ACTIVE_HIGH>; > + }; > + clocks { > + g762_clk: g762-oscillator { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + clock-frequency = <32768>; > + }; > + }; > + }; > +}; > + > +&mdio { > + status = "okay"; > + > + ethphy0: ethernet-phy at 0 { > + reg = <0>; > + }; > +}; > + > +&i2c0 { > + status = "okay"; > + > + /* > + * An external I2C RTC (Dallas DS1337S+) is used. This allows > + * to power-up the board on an RTC alarm. The external RTC can > + * be kept powered, even when the SoC is off. > + */ > + rtc at 68 { > + compatible = "dallas,ds1307"; > + reg = <0x68>; > + interrupts = <43>; > + }; > + g762 at 3e { > + compatible = "gmt,g762"; > + reg = <0x3e>; > + clocks = <&g762_clk>; > + }; > +}; > + > +&nand { > + chip-delay = <50>; > + status = "okay"; > + > + partition at 0 { > + label = "U-Boot"; > + reg = <0x0 0x100000>; > + }; > + > + partition at 100000 { > + label = "uImage"; > + reg = <0x100000 0x1000000>; > + }; > + > + partition at 1100000 { > + label = "root"; > + reg = <0x1100000 0x8000000>; > + }; > + > + partition at 9100000 { > + label = "unused"; > + reg = <0x9100000 0x6f00000>; > + }; > +}; > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com