ARM: Kirkwood: add DT support for Seagate Goflex Home and CloudEngines Pogoplug E02

This patch adds Pogoplug E02 support and to apply clean it depends on the first patch in the series.

diff -uprN a/arch/arm/boot/dts/kirkwood-pogo_e02.dts b/arch/arm/boot/dts/kirkwood-pogo_e02.dts
--- a/arch/arm/boot/dts/kirkwood-pogo_e02.dts 1969-12-31
17:00:00.000000000 -0700
+++ b/arch/arm/boot/dts/kirkwood-pogo_e02.dts 2014-08-10
03:59:10.616338535 -0600

(quoted diff) +8 -0

@@ -0,0 +1,117 @@
+/dts-v1/;
+
+#include "kirkwood.dtsi"
+#include "kirkwood-6281.dtsi"
+
+/ {
+       model = "CloudEngines Pogoplug E02";
+       compatible = "cloudengines,pogo_e02", "marvell,kirkwood-88f6281",

"marvell,kirkwood";

(quoted diff) +7 -0

+       memory {
+               device_type = "memory";
+               reg = <0x00000000 0x10000000>;
+       };
+
+       chosen {
+               bootargs = "console=ttyS0,115200n8 earlyprintk

root=/dev/sda1 rootdelay=10";

(quoted diff) +87 -0

+                               marvell,pins = "mpp49";
+                               marvell,function = "gpio";
+                       };
+               };
+               serial at 12000 {
+                       status = "ok";
+               };
+
+       };
+       gpio-leds {
+               compatible = "gpio-leds";
+               pinctrl-0 = < &pmx_led_orange
+                             &pmx_led_green
+                           >;
+               pinctrl-names = "default";
+
+               health {
+                       label = "status:green:health";
+                       gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
+                       default-state = "keep";
+               };
+               fault {
+                       label = "status:orange:fault";
+                       gpios = <&gpio1 17 GPIO_ACTIVE_LOW>;
+               };
+       };
+       regulators {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <0>;
+               pinctrl-0 = <&pmx_usb_power_enable>;
+               pinctrl-names = "default";
+
+               usb_power: regulator at 1 {
+                       compatible = "regulator-fixed";
+                       reg = <1>;
+                       regulator-name = "USB Power";
+                       regulator-min-microvolt = <5000000>;
+                       regulator-max-microvolt = <5000000>;
+                       enable-active-high;
+                       regulator-always-on;
+                       regulator-boot-on;
+                       gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
+               };
+       };
+};
+
+&nand {
+       chip-delay = <25>;
+       status = "okay";
+
+       partition at 0 {
+               label = "u-boot";
+               reg = <0x0000000 0x100000>;
+               read-only;
+       };
+
+       partition at 100000 {
+               label = "uImage";
+               reg = <0x0100000 0x0500000>;
+       };
+
+        partition at 0500000 {
+                label = "pogoplug";
+                reg = <0x0500000 0x2500000>;
+        };
+
+       partition at 2500000 {
+               label = "root";
+               reg = <0x2500000 0x6c00000>;
+       };
+};
+
+&mdio {
+       status = "okay";
+
+       ethphy0: ethernet-phy at 0 {
+               reg = <0>;
+       };
+};
+
+&eth0 {
+       status = "okay";
+       ethernet0-port at 0 {
+               phy-handle = <&ethphy0>;
+       };
+};

diff -uprN a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile

The pogoplug differs from the SheevaPlug only by a few details, but especially in the led assignments. This patch was tested under Gentoo Linux.
A version of this patch was included in Arch Linux on Arm since Jun 2014:
https://github.com/archlinuxarm/PKGBUILDs/commit/250c2f0aa6ffe66c0ebda61efaa356e5dc709cc7
A similar patch is available for OpenWrt:
https://dev.openwrt.org/browser/trunk/target/linux/kirkwood/patches-3.14/150-pogoplug_e02.patch

Suggested-by Felix Kaechele <[email protected]>

Suggested-by Oleg Rakhmanov <[email protected]>

Signed-off-by Christoph Junghans <[email protected]>

arch/arm/boot/dts/kirkwood-pogo_e02.dts new file +43 -0

+/dts-v1/;
+
+#include "kirkwood.dtsi"
+#include "kirkwood-6281.dtsi"
+
+/ {
+	model = "Cloud Engines Pogoplug E02";
+	compatible = "cloudengines,pogoe02", "marvell,kirkwood-88f6281", "marvell,kirkwood";
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x10000000>;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200n8 earlyprintk";
+	};
+
+	ocp at f1000000 {
+		pinctrl: pinctrl at 10000 {
+			pmx_usb_power_enable: pmx-usb-power-enable {
+				marvell,pins = "mpp29";
+				marvell,function = "gpio";
+			};
+			pmx_led_green: pmx-led-green {
+				marvell,pins = "mpp48";
+				marvell,function = "gpio";
+			};
+			pmx_led_orange: pmx-led-orange {
+				marvell,pins = "mpp49";
+				marvell,function = "gpio";
+			};
+		};
+		serial at 12000 {
+			status = "ok";
+		};
+	};
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = < &pmx_usb_power_enable &pmx_led_orange
+			      &pmx_led_green >;
+		pinctrl-names = "default";
+

arch/arm/boot/dts/kirkwood-pogo_e02.dts new file +61 -0

+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		pinctrl-0 = <&pmx_usb_power_enable>;
+		pinctrl-names = "default";
+
+		usb_power: regulator at 1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "USB Power";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			enable-active-high;
+			regulator-always-on;
+			regulator-boot-on;
+			gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&nand {
+	chip-delay = <40>;
+	status = "okay";
+
+	partition at 0 {
+		label = "u-boot";
+		reg = <0x0000000 0x100000>;
+		read-only;
+	};
+
+	partition at 100000 {
+		label = "uImage";
+		reg = <0x0100000 0x400000>;
+	};
+
+	partition at 500000 {
+		label = "pogoplug";
+		reg = <0x0500000 0x2000000>;
+	};
+
+	partition at 2500000 {
+		label = "root";
+		reg = <0x02500000 0x5b00000>;
+	};
+};
+
+&mdio {
+	status = "okay";
+
+	ethphy0: ethernet-phy at 0 {
+		reg = <0>;
+	};
+};
+
+&eth0 {
+	status = "okay";
+	ethernet0-port at 0 {
+		phy-handle = <&ethphy0>;
+	};
+};

Signature · 7 lines

2.0.5


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel at lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

Do you have any idea of the license on this file? Since there is nothing stated, i assume it falls under the general Linux kernel licence, GPL v2. Please could you add a normal GPLv2 header.

The pogoplug differs from the SheevaPlug only by a few details, but especially in the led assignments. This patch was tested under Gentoo Linux and is based on dts files from Arch Linux ARM and OpenWrt.

Suggested-by Felix Kaechele <[email protected]>

Suggested-by Oleg Rakhmanov <[email protected]>

Signed-off-by Christoph Junghans <[email protected]>

---

 .../devicetree/bindings/vendor-prefixes.txt        |   1 +
 arch/arm/boot/dts/Makefile                         |   1 +
 arch/arm/boot/dts/kirkwood-pogo_e02.dts            | 129 +++++++++++++++++++++
 3 files changed, 131 insertions(+)
 create mode 100644 arch/arm/boot/dts/kirkwood-pogo_e02.dts

Documentation/devicetree/bindings/vendor-prefixes.txt +0 -0

index ac7269f..e5f58c6 100644

Documentation/devicetree/bindings/vendor-prefixes.txt +0 -0

 crystalfontz	Crystalfontz America, Inc.
 dallas	Maxim Integrated Products (formerly Dallas Semiconductor)

arch/arm/boot/dts/Makefile +1 -0

index b8c5cd3..cd974eb 100644
@@ -143,6 +143,7 @@ dtb-$(CONFIG_MACH_KIRKWOOD) += kirkwood-b3.dtb \
 	kirkwood-openrd-base.dtb \
 	kirkwood-openrd-client.dtb \
 	kirkwood-openrd-ultimate.dtb \
+	kirkwood-pogo_e02.dtb \
 	kirkwood-rd88f6192.dtb \
 	kirkwood-rd88f6281-a0.dtb \
 	kirkwood-rd88f6281-a1.dtb \

arch/arm/boot/dts/kirkwood-pogo_e02.dts new file +21 -0

new file mode 100644
index 0000000..be38dab
@@ -0,0 +1,129 @@
+/*
+ * kirkwood-sheevaplug.dts - Device tree file for Pogoplug E02
+ *
+ * Copyright (C) 2015 Christoph Junghans <[email protected]>
+ *
+ * based on information of dts files from
+ *  Arch Linux ARM by Oleg Rakhmanov <[email protected]>
+ *  OpenWrt by Felix Kaechele <[email protected]>
+ *
+ * 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 "kirkwood.dtsi"
+#include "kirkwood-6281.dtsi"
+
+/ {
+	model = "Cloud Engines Pogoplug E02";

arch/arm/boot/dts/kirkwood-pogo_e02.dts new file +7 -0

+	};
+
+	ocp at f1000000 {
+		pinctrl: pinctrl at 10000 {
+			pmx_usb_power_enable: pmx-usb-power-enable {
+				marvell,pins = "mpp29";
+				marvell,function = "gpio";

arch/arm/boot/dts/kirkwood-pogo_e02.dts new file +81 -0

+		serial1: serial at 12000 {
+			status = "ok";
+		};
+	};
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = < &pmx_usb_power_enable &pmx_led_orange
+			      &pmx_led_green >;
+		pinctrl-names = "default";
+
+		health {
+			label = "pogo_e02:green:health";
+			gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
+			default-state = "keep";
+		};
+		fault {
+			label = "pogo_e02:orange:fault";
+			gpios = <&gpio1 17 GPIO_ACTIVE_LOW>;
+		};
+	};
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		pinctrl-0 = <&pmx_usb_power_enable>;
+		pinctrl-names = "default";
+
+		usb_power: regulator at 1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "USB Power";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			enable-active-high;
+			regulator-always-on;
+			regulator-boot-on;
+			gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&nand {
+	chip-delay = <40>;
+	status = "okay";
+
+	partition at 0 {
+		label = "u-boot";
+		reg = <0x0000000 0x100000>;
+		read-only;
+	};
+
+	partition at 100000 {
+		label = "uImage";
+		reg = <0x0100000 0x400000>;
+	};
+
+	partition at 500000 {
+		label = "pogoplug";
+		reg = <0x0500000 0x2000000>;
+	};
+
+	partition at 2500000 {
+		label = "root";
+		reg = <0x02500000 0x5b00000>;
+	};
+};
+
+&mdio {
+	status = "okay";
+
+	ethphy0: ethernet-phy at 0 {
+		reg = <0>;
+	};
+};
+
+&eth0 {
+	status = "okay";
+	ethernet0-port at 0 {
+		phy-handle = <&ethphy0>;
+	};
+};

Signature · 1 line

2.0.5

From: Christoph Junghans <[email protected]>

The pogoplug differs from the SheevaPlug only by a few details, but especially in the led assignments. This patch was tested under Gentoo Linux and is based on dts files from Arch Linux ARM and OpenWrt.

Suggested-by Felix Kaechele <[email protected]>

Suggested-by Oleg Rakhmanov <[email protected]>

Signed-off-by Christoph Junghans <[email protected]>

---

V1: initial patch
V2: added GPL-2 header
dropped earlyprintk from bootargs
added stdout-path
change leds name to scheme "devicename:colour:function"
V3: rebase on v3.19-rc4
fixed stdout-path to be &uart0
fixed compiling issue by using pin-controller

arch/arm/boot/dts/kirkwood-pogo_e02.dts new file +6 -0

+
+	ocp at f1000000 {
+		pinctrl: pin-controller at 10000 {
+			pmx_usb_power_enable: pmx-usb-power-enable {
+				marvell,pins = "mpp29";
+				marvell,function = "gpio";

The pogoplug differs from the SheevaPlug only by a few details, but especially in the led assignments. This patch was tested under Gentoo Linux and is based on dts files from Arch Linux ARM and OpenWrt.

Suggested-by Felix Kaechele <[email protected]>

Suggested-by Oleg Rakhmanov <[email protected]>

Signed-off-by Christoph Junghans <[email protected]>

---

V1: initial patch
V2: added GPL-2 header
dropped earlyprintk from bootargs
added stdout-path
change leds name to scheme "devicename:colour:function"
V3: rebase on v3.19-rc4
fixed stdout-path to be &uart0
fixed compiling issue by using pin-controller
V4: moved ocp at f1000000 block into &uart and &pinctrl