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path: root/kernels/linux-libre-lts-knock/0008-USB-armory-support.patch
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From 163421a4fef11bea6cf4bdb4ad9de67fb340bb90 Mon Sep 17 00:00:00 2001
From: Kevin Mihelich <kevin@archlinuxarm.org>
Date: Sat, 7 Mar 2015 16:51:15 -0700
Subject: [PATCH 8/8] USB armory support

---
 arch/arm/boot/dts/Makefile                    |   3 +
 arch/arm/boot/dts/imx53-usbarmory-common.dtsi | 209 ++++++++++++++++++++++++++
 arch/arm/boot/dts/imx53-usbarmory-gpio.dts    |  26 ++++
 arch/arm/boot/dts/imx53-usbarmory-host.dts    |  18 +++
 arch/arm/boot/dts/imx53-usbarmory.dts         |  18 +++
 5 files changed, 274 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.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 2373ab3..27728dd 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -252,6 +252,9 @@ dtb-$(CONFIG_SOC_IMX53) += \
 	imx53-smd.dtb \
 	imx53-tx53-x03x.dtb \
 	imx53-tx53-x13x.dtb \
+	imx53-usbarmory.dtb \
+	imx53-usbarmory-gpio.dtb \
+	imx53-usbarmory-host.dtb \
 	imx53-voipac-bsb.dtb
 dtb-$(CONFIG_SOC_IMX6Q) += \
 	imx6dl-aristainetos_4.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..c7cbd84
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-common.dtsi
@@ -0,0 +1,209 @@
+/*
+ * USB armory MkI device tree include file
+ * http://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * Licensed under GPLv2
+ */
+
+#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 0>;
+			linux,default-trigger = "heartbeat";
+		};
+	};
+
+	soc {
+		aips@60000000 {
+			sahara: crypto@63ff8000 {
+				compatible = "fsl,imx53-sahara";
+				reg = <0x63ff8000 0x4000>;
+				interrupts = <19 20>;
+				clocks = <&clks IMX5_CLK_SAHARA_IPG_GATE>,
+					 <&clks IMX5_CLK_SAHARA_IPG_GATE>;
+				clock-names = "ipg", "ahb";
+			};
+		};
+	};
+};
+
+&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 {
+		pinctrl_pinheader: pinheadergrp {
+			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
+			>;
+		};
+
+		led_pin_gpio4_27: led_gpio4_27@0 {
+			fsl,pins = <
+				MX53_PAD_DISP0_DAT6__GPIO4_27 0x80000000
+			>;
+		};
+
+		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: i2c1grp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT8__I2C1_SDA	0xc0000000
+				MX53_PAD_CSI0_DAT9__I2C1_SCL	0xc0000000
+			>;
+		};
+
+		pinctrl_uart1: uart1grp {
+			fsl,pins = <
+				MX53_PAD_CSI0_DAT10__UART1_TXD_MUX	0x1e4
+				MX53_PAD_CSI0_DAT11__UART1_RXD_MUX	0x1e4
+			>;
+		};
+		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
+			>;
+		};
+	};
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart1>;
+	status = "okay";
+};
+
+&vpu {
+	status = "okay";
+};
+
+&i2c1 {
+	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..bf85ffa
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-gpio.dts
@@ -0,0 +1,26 @@
+/*
+ * USB armory MkI device mode device tree file
+ * http://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * Licensed under GPLv2
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "peripheral";
+	status = "okay";
+};
+
+&iomuxc {
+	pinctrl-0 = <&pinctrl_pinheader>;
+};
+
+&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..ea2ea45
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory-host.dts
@@ -0,0 +1,18 @@
+/*
+ * USB armory MkI host mode device tree file
+ * http://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * Licensed under GPLv2
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "host";
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx53-usbarmory.dts b/arch/arm/boot/dts/imx53-usbarmory.dts
new file mode 100644
index 0000000..902a73b
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-usbarmory.dts
@@ -0,0 +1,18 @@
+/*
+ * USB armory MkI device mode device tree file
+ * http://inversepath.com/usbarmory
+ *
+ * Copyright (C) 2015, Inverse Path
+ * Andrej Rosano <andrej@inversepath.com>
+ *
+ * Licensed under GPLv2
+ */
+
+/dts-v1/;
+
+#include "imx53-usbarmory-common.dtsi"
+
+&usbotg {
+	dr_mode = "peripheral";
+	status = "okay";
+};
-- 
2.4.4