path: root/libre/linux-libre-pck/0008-USB-armory-support.patch

From e603d79db1ce38be15a8b7d1514301a67d88f920 Mon Sep 17 00:00:00 2001
From: Kevin Mihelich <kevin@archlinuxarm.org>
Date: Sat, 7 Feb 2015 12:32:27 +0100
Subject: [PATCH 08/13] USB armory support

---
 arch/arm/boot/dts/Makefile                    |   5 +
 arch/arm/boot/dts/imx53-usbarmory-common.dtsi | 286 ++++++++++++++++++++++++++
 arch/arm/boot/dts/imx53-usbarmory-gpio.dts    |  62 ++++++
 arch/arm/boot/dts/imx53-usbarmory-host.dts    |  54 +++++
 arch/arm/boot/dts/imx53-usbarmory-i2c.dts     |  68 ++++++
 arch/arm/boot/dts/imx53-usbarmory-spi.dts     |  81 ++++++++
 arch/arm/boot/dts/imx53-usbarmory.dts         |  54 +++++
 7 files changed, 610 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx53-usbarmory-common.dtsi
 create mode 100644 arch/arm/boot/dts/imx53-usbarmory-gpio.dts
 create mode 100644 arch/arm/boot/dts/imx53-usbarmory-host.dts
 create mode 100644 arch/arm/boot/dts/imx53-usbarmory-i2c.dts
 create mode 100644 arch/arm/boot/dts/imx53-usbarmory-spi.dts
 create mode 100644 arch/arm/boot/dts/imx53-usbarmory.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index b41e5b0..3ce4c32 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -315,6 +315,11 @@ dtb-$(CONFIG_SOC_IMX53) += \
 	imx53-smd.dtb \
 	imx53-tx53-x03x.dtb \
 	imx53-tx53-x13x.dtb \
+	imx53-usbarmory.dtb \
+	imx53-usbarmory-gpio.dtb \
+	imx53-usbarmory-host.dtb \
+	imx53-usbarmory-i2c.dtb \
+	imx53-usbarmory-spi.dtb \
 	imx53-voipac-bsb.dtb
 dtb-$(CONFIG_SOC_IMX6Q) += \
 	imx6dl-apf6dev.dtb \
diff --git a/arch/arm/boot/dts/imx53-usbarmory-common.dtsi b/arch/arm/boot/dts/imx53-usbarmory-common.dtsi
new file mode 100644
index 0000000..ab5d00a
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-common.dtsi
@@ -0,0 +1,286 @@
+/*
+ * USB armory MkI device tree include file
+ * https://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "imx53.dtsi"
+
+/ {
+	model = "Inverse Path USB armory";
+	compatible = "inversepath,imx53-usbarmory", "fsl,imx53";
+};
+
+/ {
+	chosen {
+		stdout-path = &uart1;
+	};
+
+	memory {
+		reg = <0x70000000 0x20000000>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pin_gpio4_27>;
+
+		user {
+			label = "LED";
+			gpios = <&gpio4 27 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "heartbeat";
+		};
+	};
+
+	soc {
+		aips@60000000 {
+			scc2: scc2@63fb4000 {
+				compatible = "fsl,imx53-scc2";
+				reg = <0x63fb4000 0x4000>,
+				      <0x07000000 0x4000>;
+				interrupts = <21 23>;
+			};
+		};
+	};
+};
+
+&cpu0 {
+	device_type = "cpu";
+	compatible = "arm,cortex-a8";
+	reg = <0x0>;
+	clocks = <&clks IMX5_CLK_ARM>;
+	clock-latency = <61036>;
+	voltage-tolerance = <5>;
+	operating-points = <
+		/* kHz */
+		 166666  850000
+		 400000  900000
+		 800000 1050000
+	>;
+};
+
+&esdhc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_esdhc1>;
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl-names = "default";
+
+	imx53-usbarmory {
+		led_pin_gpio4_27: led_gpio4_27@0 {
+			fsl,pins = <
+				MX53_PAD_DISP0_DAT6__GPIO4_27 0x0
+			>;
+		};
+
+		pinctrl_esdhc1: esdhc1grp {
+			fsl,pins = <
+				MX53_PAD_SD1_DATA0__ESDHC1_DAT0		0x1d5
+				MX53_PAD_SD1_DATA1__ESDHC1_DAT1		0x1d5
+				MX53_PAD_SD1_DATA2__ESDHC1_DAT2		0x1d5
+				MX53_PAD_SD1_DATA3__ESDHC1_DAT3		0x1d5
+				MX53_PAD_SD1_CMD__ESDHC1_CMD		0x1d5
+				MX53_PAD_SD1_CLK__ESDHC1_CLK		0x1d5
+			>;
+		};
+
+		pinctrl_i2c1_pmic: i2c1grp_pmic {
+			fsl,pins = <
+				MX53_PAD_EIM_D21__I2C1_SCL	0x0
+				MX53_PAD_EIM_D28__I2C1_SDA	0x0
+			>;
+		};
+
+		/*
+		UART mode pin header configration:
+		pin number:	1     2     3     4     5      6      7
+		function:	GND   5V    ?     ?     TX     RX     ?
+		*/
+		pinctrl_uart1: uart1grp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT10__UART1_TXD_MUX	0x1e4
+				MX53_PAD_CSI0_DAT11__UART1_RXD_MUX	0x1e4
+			>;
+		};
+
+		/*
+		GPIO mode pin header configuration:
+		1     2     3         4         5         6         7
+		GND   5V    GPIO5[26] GPIO5[27] GPIO5[28] GPIO5[29] GPIO5[30]
+		*/
+		pinctrl_gpio5: gpio5grp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT8__GPIO5_26	0xc0
+				MX53_PAD_CSI0_DAT9__GPIO5_27	0xc0
+				MX53_PAD_CSI0_DAT10__GPIO5_28	0xc0
+				MX53_PAD_CSI0_DAT11__GPIO5_29	0xc0
+				MX53_PAD_CSI0_DAT12__GPIO5_30	0xc0
+			>;
+		};
+
+		/*
+		SPI mode pin header configuration:
+		1     2     3      4      5      6      7
+		GND   5V    SCLK   MOSI   MISO   /SS0   /SS1
+		*/
+		pinctrl_ecspi2: ecspi2grp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT8__ECSPI2_SCLK		0x0
+				MX53_PAD_CSI0_DAT9__ECSPI2_MOSI		0x0
+				MX53_PAD_CSI0_DAT10__ECSPI2_MISO	0x0
+				MX53_PAD_CSI0_DAT11__GPIO5_29		0x0
+				MX53_PAD_CSI0_DAT12__GPIO5_30		0x0
+			>;
+		};
+
+		/*
+		WILC1000 wifi module pin header configuration:
+		1     2     3      4      5      6      7
+		GND   5V    SCLK   MOSI   MISO   /SS0   GPIO_IRQ
+		*/
+		pinctrl_wilc1000: wilc1000grp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT8__ECSPI2_SCLK		0x0
+				MX53_PAD_CSI0_DAT9__ECSPI2_MOSI		0x0
+				MX53_PAD_CSI0_DAT10__ECSPI2_MISO	0x0
+				MX53_PAD_CSI0_DAT11__GPIO5_29		0x0
+				MX53_PAD_CSI0_DAT12__GPIO5_30		0xc0
+			>;
+		};
+
+		/*
+		I2C mode pin header configuration:
+		1     2    3     4     5          6          7
+		GND   5V   SDA   SCL   GPIO5[28]  GPIO5[29]  GPIO5[30]
+		*/
+		pinctrl_i2c1_pinheader: i2c1grp_pinheader {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT8__I2C1_SDA	0x0
+				MX53_PAD_CSI0_DAT9__I2C1_SCL	0x0
+				MX53_PAD_CSI0_DAT10__GPIO5_28	0xc0
+				MX53_PAD_CSI0_DAT11__GPIO5_29	0xc0
+				MX53_PAD_CSI0_DAT12__GPIO5_30	0xc0
+			>;
+		};
+	};
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart1>;
+	status = "okay";
+};
+
+&i2c1 {
+	pinctrl-0 = <&pinctrl_i2c1_pmic>;
+	status = "okay";
+	ltc3589: pmic@34 {
+		compatible = "lltc,ltc3589-2";
+		reg = <0x34>;
+		regulators {
+			sw1_reg: sw1 {
+				regulator-min-microvolt = <591930>;
+				regulator-max-microvolt = <1224671>;
+				lltc,fb-voltage-divider = <100000 158000>;
+				regulator-ramp-delay = <7000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			sw2_reg: sw2 {
+				regulator-min-microvolt = <704123>;
+				regulator-max-microvolt = <1456803>;
+				lltc,fb-voltage-divider = <180000 191000>;
+				regulator-ramp-delay = <7000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			sw3_reg: sw3 {
+				regulator-min-microvolt = <1341250>;
+				regulator-max-microvolt = <2775000>;
+				lltc,fb-voltage-divider = <270000 100000>;
+				regulator-ramp-delay = <7000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			bb_out_reg: bb-out {
+				regulator-min-microvolt = <3387341>;
+				regulator-max-microvolt = <3387341>;
+				lltc,fb-voltage-divider = <511000 158000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+			ldo1_reg: ldo1 {
+				regulator-min-microvolt = <1306329>;
+				regulator-max-microvolt = <1306329>;
+				lltc,fb-voltage-divider = <100000 158000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo2_reg: ldo2 {
+				regulator-min-microvolt = <704123>;
+				regulator-max-microvolt = <1456806>;
+				lltc,fb-voltage-divider = <180000 191000>;
+				regulator-ramp-delay = <7000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo3_reg: ldo3 {
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-boot-on;
+			};
+
+			ldo4_reg: ldo4 {
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <3200000>;
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/imx53-usbarmory-gpio.dts b/arch/arm/boot/dts/imx53-usbarmory-gpio.dts
new file mode 100644
index 0000000..8d54dd2
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-gpio.dts
@@ -0,0 +1,62 @@
+/*
+ * USB armory MkI device tree file
+ * https://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "peripheral";
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl-0 = <&pinctrl_gpio5>;
+};
+
+&uart1 {
+	status = "disabled";
+};
diff --git a/arch/arm/boot/dts/imx53-usbarmory-host.dts b/arch/arm/boot/dts/imx53-usbarmory-host.dts
new file mode 100644
index 0000000..d4e3b4c
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-host.dts
@@ -0,0 +1,54 @@
+/*
+ * USB armory MkI device tree file
+ * https://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "host";
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx53-usbarmory-i2c.dts b/arch/arm/boot/dts/imx53-usbarmory-i2c.dts
new file mode 100644
index 0000000..158fbac
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-i2c.dts
@@ -0,0 +1,68 @@
+/*
+ * USB armory MkI device tree file
+ * https://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "peripheral";
+	status = "okay";
+};
+
+&uart1 {
+	status = "disabled";
+};
+
+&iomuxc {
+	pinctrl-0 = <&pinctrl_i2c1_pinheader>;
+};
+
+&i2c1 {
+	ltc3589: pmic@34 {
+		status = "disabled";
+	};
+};
diff --git a/arch/arm/boot/dts/imx53-usbarmory-spi.dts b/arch/arm/boot/dts/imx53-usbarmory-spi.dts
new file mode 100644
index 0000000..f26f7ec
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-spi.dts
@@ -0,0 +1,81 @@
+/*
+ * USB armory MkI device tree file
+ * https://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "peripheral";
+	status = "okay";
+};
+
+&uart1 {
+	status = "disabled";
+};
+
+&iomuxc {
+	pinctrl-0 = <&pinctrl_ecspi2>;
+};
+
+&ecspi2 {
+	fsl,spi-num-chipselects = <2>;
+	cs-gpios = <&gpio5 29 0>, <&gpio5 30 0>;
+	status = "okay";
+
+	flash: m25p40@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "st,m25p40", "st,m25p";
+		spi-max-frequency = <20000000>;
+		reg = <0>;
+
+		partition@0 {
+			label = "test-partition";
+			reg = <0x0 0x80000>;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/imx53-usbarmory.dts b/arch/arm/boot/dts/imx53-usbarmory.dts
new file mode 100644
index 0000000..33719f7
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory.dts
@@ -0,0 +1,54 @@
+/*
+ * USB armory MkI device tree file
+ * https://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This file is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "peripheral";
+	status = "okay";
+};
-- 
2.10.2