1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
4 * Copyright (C) 2016 Michael Heimpold <mhei@heimpold.de>
5 */
6
7/dts-v1/;
8#include <dt-bindings/interrupt-controller/irq.h>
9#include <dt-bindings/gpio/gpio.h>
10#include "imx28.dtsi"
11
12/ {
13	model = "I2SE Duckbill 2 SPI";
14	compatible = "i2se,duckbill-2-spi", "i2se,duckbill-2", "fsl,imx28";
15
16	aliases {
17		ethernet1 = &qca7000;
18	};
19
20	memory@40000000 {
21		device_type = "memory";
22		reg = <0x40000000 0x08000000>;
23	};
24
25	apb@80000000 {
26		apbh@80000000 {
27			ssp0: spi@80010000 {
28				compatible = "fsl,imx28-mmc";
29				pinctrl-names = "default";
30				pinctrl-0 = <&mmc0_8bit_pins_a
31					&mmc0_cd_cfg &mmc0_sck_cfg>;
32				bus-width = <8>;
33				vmmc-supply = <&reg_3p3v>;
34				status = "okay";
35				non-removable;
36			};
37
38			ssp2: spi@80014000 {
39				compatible = "fsl,imx28-spi";
40				pinctrl-names = "default";
41				pinctrl-0 = <&spi2_pins_a>;
42				status = "okay";
43
44				qca7000: ethernet@0 {
45					reg = <0>;
46					compatible = "qca,qca7000";
47					pinctrl-names = "default";
48					pinctrl-0 = <&qca7000_pins>;
49					interrupt-parent = <&gpio3>;
50					interrupts = <3 IRQ_TYPE_EDGE_RISING>;
51					spi-cpha;
52					spi-cpol;
53					spi-max-frequency = <8000000>;
54				};
55			};
56
57			pinctrl@80018000 {
58				pinctrl-names = "default";
59				pinctrl-0 = <&hog_pins_a>;
60
61				hog_pins_a: hog@0 {
62					reg = <0>;
63					fsl,pinmux-ids = <
64						MX28_PAD_LCD_D17__GPIO_1_17    /* Revision detection */
65					>;
66					fsl,drive-strength = <MXS_DRIVE_4mA>;
67					fsl,voltage = <MXS_VOLTAGE_HIGH>;
68					fsl,pull-up = <MXS_PULL_DISABLE>;
69				};
70
71				mac0_phy_reset_pin: mac0-phy-reset@0 {
72					reg = <0>;
73					fsl,pinmux-ids = <
74						MX28_PAD_GPMI_ALE__GPIO_0_26    /* PHY Reset */
75					>;
76					fsl,drive-strength = <MXS_DRIVE_4mA>;
77					fsl,voltage = <MXS_VOLTAGE_HIGH>;
78					fsl,pull-up = <MXS_PULL_DISABLE>;
79				};
80
81				mac0_phy_int_pin: mac0-phy-int@0 {
82					reg = <0>;
83					fsl,pinmux-ids = <
84						MX28_PAD_GPMI_D07__GPIO_0_7    /* PHY Interrupt */
85					>;
86					fsl,drive-strength = <MXS_DRIVE_4mA>;
87					fsl,voltage = <MXS_VOLTAGE_HIGH>;
88					fsl,pull-up = <MXS_PULL_DISABLE>;
89				};
90
91				led_pins: led@0 {
92					reg = <0>;
93					fsl,pinmux-ids = <
94						MX28_PAD_SAIF0_MCLK__GPIO_3_20
95						MX28_PAD_SAIF0_LRCLK__GPIO_3_21
96					>;
97					fsl,drive-strength = <MXS_DRIVE_4mA>;
98					fsl,voltage = <MXS_VOLTAGE_HIGH>;
99					fsl,pull-up = <MXS_PULL_DISABLE>;
100				};
101
102				qca7000_pins: qca7000@0 {
103					reg = <0>;
104					fsl,pinmux-ids = <
105						MX28_PAD_AUART0_RTS__GPIO_3_3    /* Interrupt */
106						MX28_PAD_LCD_D13__GPIO_1_13      /* QCA7K reset */
107						MX28_PAD_LCD_D14__GPIO_1_14      /* GPIO 0 */
108						MX28_PAD_LCD_D15__GPIO_1_15      /* GPIO 1 */
109						MX28_PAD_LCD_D18__GPIO_1_18      /* GPIO 2 */
110						MX28_PAD_LCD_D21__GPIO_1_21      /* GPIO 3 */
111					>;
112					fsl,drive-strength = <MXS_DRIVE_4mA>;
113					fsl,voltage = <MXS_VOLTAGE_HIGH>;
114					fsl,pull-up = <MXS_PULL_DISABLE>;
115				};
116			};
117		};
118
119		apbx@80040000 {
120			lradc@80050000 {
121				status = "okay";
122			};
123
124			duart: serial@80074000 {
125				pinctrl-names = "default";
126				pinctrl-0 = <&duart_pins_a>;
127				status = "okay";
128			};
129
130			usbphy0: usbphy@8007c000 {
131				status = "okay";
132			};
133		};
134	};
135
136	ahb@80080000 {
137		usb0: usb@80080000 {
138			status = "okay";
139			dr_mode = "peripheral";
140		};
141
142		mac0: ethernet@800f0000 {
143			phy-mode = "rmii";
144			pinctrl-names = "default";
145			pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
146			phy-supply = <&reg_3p3v>;
147			phy-reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
148			phy-reset-duration = <25>;
149			phy-handle = <&ethphy>;
150			status = "okay";
151
152			mdio {
153				#address-cells = <1>;
154				#size-cells = <0>;
155
156				ethphy: ethernet-phy@0 {
157					compatible = "ethernet-phy-ieee802.3-c22";
158					reg = <0>;
159					pinctrl-names = "default";
160					pinctrl-0 = <&mac0_phy_int_pin>;
161					interrupt-parent = <&gpio0>;
162					interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
163					max-speed = <100>;
164				};
165			};
166		};
167	};
168
169	reg_3p3v: regulator-3p3v {
170		compatible = "regulator-fixed";
171		regulator-name = "3P3V";
172		regulator-min-microvolt = <3300000>;
173		regulator-max-microvolt = <3300000>;
174		regulator-always-on;
175	};
176
177	leds {
178		compatible = "gpio-leds";
179		pinctrl-names = "default";
180		pinctrl-0 = <&led_pins>;
181
182		status-red {
183			label = "duckbill:red:status";
184			gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
185			linux,default-trigger = "default-on";
186		};
187
188		status-green {
189			label = "duckbill:green:status";
190			gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>;
191			linux,default-trigger = "heartbeat";
192		};
193	};
194};
195