1/*
2 * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
3 * Copyright (C) 2016 Michael Heimpold <mhei@heimpold.de>
4 *
5 * The code contained herein is licensed under the GNU General Public
6 * License. You may obtain a copy of the GNU General Public License
7 * Version 2 or later at the following locations:
8 *
9 * http://www.opensource.org/licenses/gpl-license.html
10 * http://www.gnu.org/copyleft/gpl.html
11 */
12
13/dts-v1/;
14#include <dt-bindings/interrupt-controller/irq.h>
15#include <dt-bindings/gpio/gpio.h>
16#include "imx28.dtsi"
17
18/ {
19	model = "I2SE Duckbill 2 SPI";
20	compatible = "i2se,duckbill-2-spi", "i2se,duckbill-2", "fsl,imx28";
21
22	aliases {
23		ethernet1 = &qca7000;
24	};
25
26	memory@40000000 {
27		reg = <0x40000000 0x08000000>;
28	};
29
30	apb@80000000 {
31		apbh@80000000 {
32			ssp0: ssp@80010000 {
33				compatible = "fsl,imx28-mmc";
34				pinctrl-names = "default";
35				pinctrl-0 = <&mmc0_8bit_pins_a
36					&mmc0_cd_cfg &mmc0_sck_cfg>;
37				bus-width = <8>;
38				vmmc-supply = <&reg_3p3v>;
39				status = "okay";
40				non-removable;
41			};
42
43			ssp2: ssp@80014000 {
44				compatible = "fsl,imx28-spi";
45				pinctrl-names = "default";
46				pinctrl-0 = <&spi2_pins_a>;
47				status = "okay";
48
49				qca7000: ethernet@0 {
50					reg = <0>;
51					compatible = "qca,qca7000";
52					pinctrl-names = "default";
53					pinctrl-0 = <&qca7000_pins>;
54					interrupt-parent = <&gpio3>;
55					interrupts = <3 IRQ_TYPE_EDGE_RISING>;
56					spi-cpha;
57					spi-cpol;
58					spi-max-frequency = <8000000>;
59				};
60			};
61
62			pinctrl@80018000 {
63				pinctrl-names = "default";
64				pinctrl-0 = <&hog_pins_a>;
65
66				hog_pins_a: hog@0 {
67					reg = <0>;
68					fsl,pinmux-ids = <
69						MX28_PAD_LCD_D17__GPIO_1_17    /* Revision detection */
70					>;
71					fsl,drive-strength = <MXS_DRIVE_4mA>;
72					fsl,voltage = <MXS_VOLTAGE_HIGH>;
73					fsl,pull-up = <MXS_PULL_DISABLE>;
74				};
75
76				mac0_phy_reset_pin: mac0-phy-reset@0 {
77					reg = <0>;
78					fsl,pinmux-ids = <
79						MX28_PAD_GPMI_ALE__GPIO_0_26    /* PHY Reset */
80					>;
81					fsl,drive-strength = <MXS_DRIVE_4mA>;
82					fsl,voltage = <MXS_VOLTAGE_HIGH>;
83					fsl,pull-up = <MXS_PULL_DISABLE>;
84				};
85
86				mac0_phy_int_pin: mac0-phy-int@0 {
87					reg = <0>;
88					fsl,pinmux-ids = <
89						MX28_PAD_GPMI_D07__GPIO_0_7    /* PHY Interrupt */
90					>;
91					fsl,drive-strength = <MXS_DRIVE_4mA>;
92					fsl,voltage = <MXS_VOLTAGE_HIGH>;
93					fsl,pull-up = <MXS_PULL_DISABLE>;
94				};
95
96				led_pins: led@0 {
97					reg = <0>;
98					fsl,pinmux-ids = <
99						MX28_PAD_SAIF0_MCLK__GPIO_3_20
100						MX28_PAD_SAIF0_LRCLK__GPIO_3_21
101					>;
102					fsl,drive-strength = <MXS_DRIVE_4mA>;
103					fsl,voltage = <MXS_VOLTAGE_HIGH>;
104					fsl,pull-up = <MXS_PULL_DISABLE>;
105				};
106
107				qca7000_pins: qca7000@0 {
108					reg = <0>;
109					fsl,pinmux-ids = <
110						MX28_PAD_AUART0_RTS__GPIO_3_3    /* Interrupt */
111						MX28_PAD_LCD_D13__GPIO_1_13      /* QCA7K reset */
112						MX28_PAD_LCD_D14__GPIO_1_14      /* GPIO 0 */
113						MX28_PAD_LCD_D15__GPIO_1_15      /* GPIO 1 */
114						MX28_PAD_LCD_D18__GPIO_1_18      /* GPIO 2 */
115						MX28_PAD_LCD_D21__GPIO_1_21      /* GPIO 3 */
116					>;
117					fsl,drive-strength = <MXS_DRIVE_4mA>;
118					fsl,voltage = <MXS_VOLTAGE_HIGH>;
119					fsl,pull-up = <MXS_PULL_DISABLE>;
120				};
121			};
122		};
123
124		apbx@80040000 {
125			lradc@80050000 {
126				status = "okay";
127			};
128
129			duart: serial@80074000 {
130				pinctrl-names = "default";
131				pinctrl-0 = <&duart_pins_a>;
132				status = "okay";
133			};
134
135			usbphy0: usbphy@8007c000 {
136				status = "okay";
137			};
138		};
139	};
140
141	ahb@80080000 {
142		usb0: usb@80080000 {
143			status = "okay";
144			dr_mode = "peripheral";
145		};
146
147		mac0: ethernet@800f0000 {
148			phy-mode = "rmii";
149			pinctrl-names = "default";
150			pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
151			phy-supply = <&reg_3p3v>;
152			phy-reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
153			phy-reset-duration = <25>;
154			phy-handle = <&ethphy>;
155			status = "okay";
156
157			mdio {
158				#address-cells = <1>;
159				#size-cells = <0>;
160
161				ethphy: ethernet-phy@0 {
162					compatible = "ethernet-phy-ieee802.3-c22";
163					reg = <0>;
164					pinctrl-names = "default";
165					pinctrl-0 = <&mac0_phy_int_pin>;
166					interrupt-parent = <&gpio0>;
167					interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
168					max-speed = <100>;
169				};
170			};
171		};
172	};
173
174	reg_3p3v: regulator-3p3v {
175		compatible = "regulator-fixed";
176		regulator-name = "3P3V";
177		regulator-min-microvolt = <3300000>;
178		regulator-max-microvolt = <3300000>;
179		regulator-always-on;
180	};
181
182	leds {
183		compatible = "gpio-leds";
184		pinctrl-names = "default";
185		pinctrl-0 = <&led_pins>;
186
187		status-red {
188			label = "duckbill:red:status";
189			gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
190			linux,default-trigger = "default-on";
191		};
192
193		status-green {
194			label = "duckbill:green:status";
195			gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>;
196			linux,default-trigger = "heartbeat";
197		};
198	};
199};
200