1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com>
4 * Copyright (C) 2020 Western Digital Corporation or its affiliates.
5 */
6
7/dts-v1/;
8
9#include "k210.dtsi"
10
11#include <dt-bindings/gpio/gpio.h>
12#include <dt-bindings/input/input.h>
13#include <dt-bindings/leds/common.h>
14
15/ {
16	model = "SiPeed MAIX Dock";
17	compatible = "sipeed,maix-dock-m1", "sipeed,maix-dock-m1w",
18		     "canaan,kendryte-k210";
19
20	chosen {
21		bootargs = "earlycon console=ttySIF0";
22		stdout-path = "serial0:115200n8";
23	};
24
25	gpio-leds {
26		compatible = "gpio-leds";
27
28		/*
29		 * Note: the board wiring drawing documents green on
30		 * gpio #4, red on gpio #5 and blue on gpio #6. However,
31		 * the board is actually wired differently as defined here.
32		 */
33		led0 {
34			color = <LED_COLOR_ID_BLUE>;
35			label = "blue";
36			gpios = <&gpio1_0 4 GPIO_ACTIVE_LOW>;
37		};
38
39		led1 {
40			color = <LED_COLOR_ID_GREEN>;
41			label = "green";
42			gpios = <&gpio1_0 5 GPIO_ACTIVE_LOW>;
43		};
44
45		led2 {
46			color = <LED_COLOR_ID_RED>;
47			label = "red";
48			gpios = <&gpio1_0 6 GPIO_ACTIVE_LOW>;
49		};
50	};
51
52	gpio-keys {
53		compatible = "gpio-keys";
54
55		key-boot {
56			label = "BOOT";
57			linux,code = <BTN_0>;
58			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
59		};
60	};
61};
62
63&fpioa {
64	pinctrl-0 = <&jtag_pinctrl>;
65	pinctrl-names = "default";
66	status = "okay";
67
68	jtag_pinctrl: jtag-pinmux {
69		pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
70			 <K210_FPIOA(1, K210_PCF_JTAG_TDI)>,
71			 <K210_FPIOA(2, K210_PCF_JTAG_TMS)>,
72			 <K210_FPIOA(3, K210_PCF_JTAG_TDO)>;
73	};
74
75	uarths_pinctrl: uarths-pinmux {
76		pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>,
77			 <K210_FPIOA(5, K210_PCF_UARTHS_TX)>;
78	};
79
80	gpio_pinctrl: gpio-pinmux {
81		pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
82			 <K210_FPIOA(11, K210_PCF_GPIO3)>,
83			 <K210_FPIOA(12, K210_PCF_GPIO4)>,
84			 <K210_FPIOA(13, K210_PCF_GPIO5)>,
85			 <K210_FPIOA(14, K210_PCF_GPIO6)>,
86			 <K210_FPIOA(15, K210_PCF_GPIO7)>;
87	};
88
89	gpiohs_pinctrl: gpiohs-pinmux {
90		pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,
91			 <K210_FPIOA(17, K210_PCF_GPIOHS1)>,
92			 <K210_FPIOA(21, K210_PCF_GPIOHS5)>,
93			 <K210_FPIOA(22, K210_PCF_GPIOHS6)>,
94			 <K210_FPIOA(23, K210_PCF_GPIOHS7)>,
95			 <K210_FPIOA(24, K210_PCF_GPIOHS8)>,
96			 <K210_FPIOA(25, K210_PCF_GPIOHS9)>,
97			 <K210_FPIOA(32, K210_PCF_GPIOHS16)>,
98			 <K210_FPIOA(33, K210_PCF_GPIOHS17)>,
99			 <K210_FPIOA(34, K210_PCF_GPIOHS18)>,
100			 <K210_FPIOA(35, K210_PCF_GPIOHS19)>;
101	};
102
103	i2s0_pinctrl: i2s0-pinmux {
104		pinmux = <K210_FPIOA(18, K210_PCF_I2S0_SCLK)>,
105			 <K210_FPIOA(19, K210_PCF_I2S0_WS)>,
106			 <K210_FPIOA(20, K210_PCF_I2S0_IN_D0)>;
107	};
108
109	dvp_pinctrl: dvp-pinmux {
110		pinmux = <K210_FPIOA(40, K210_PCF_SCCB_SDA)>,
111			 <K210_FPIOA(41, K210_PCF_SCCB_SCLK)>,
112			 <K210_FPIOA(42, K210_PCF_DVP_RST)>,
113			 <K210_FPIOA(43, K210_PCF_DVP_VSYNC)>,
114			 <K210_FPIOA(44, K210_PCF_DVP_PWDN)>,
115			 <K210_FPIOA(45, K210_PCF_DVP_HSYNC)>,
116			 <K210_FPIOA(46, K210_PCF_DVP_XCLK)>,
117			 <K210_FPIOA(47, K210_PCF_DVP_PCLK)>;
118	};
119
120	spi0_pinctrl: spi0-pinmux {
121		pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>,  /* cs */
122			 <K210_FPIOA(37, K210_PCF_GPIOHS21)>,  /* rst */
123			 <K210_FPIOA(38, K210_PCF_GPIOHS22)>,  /* dc */
124			 <K210_FPIOA(39, K210_PCF_SPI0_SCLK)>; /* wr */
125	};
126
127	spi1_pinctrl: spi1-pinmux {
128		pinmux = <K210_FPIOA(26, K210_PCF_SPI1_D1)>,
129			 <K210_FPIOA(27, K210_PCF_SPI1_SCLK)>,
130			 <K210_FPIOA(28, K210_PCF_SPI1_D0)>,
131			 <K210_FPIOA(29, K210_PCF_GPIOHS13)>; /* cs */
132	};
133
134	i2c1_pinctrl: i2c1-pinmux {
135		pinmux = <K210_FPIOA(9, K210_PCF_I2C1_SCLK)>,
136			 <K210_FPIOA(10, K210_PCF_I2C1_SDA)>;
137	};
138};
139
140&uarths0 {
141	pinctrl-0 = <&uarths_pinctrl>;
142	pinctrl-names = "default";
143	status = "okay";
144};
145
146&gpio0 {
147	pinctrl-0 = <&gpiohs_pinctrl>;
148	pinctrl-names = "default";
149	status = "okay";
150};
151
152&gpio1 {
153	pinctrl-0 = <&gpio_pinctrl>;
154	pinctrl-names = "default";
155	status = "okay";
156};
157
158&i2s0 {
159	#sound-dai-cells = <1>;
160	pinctrl-0 = <&i2s0_pinctrl>;
161	pinctrl-names = "default";
162};
163
164&i2c1 {
165	pinctrl-0 = <&i2c1_pinctrl>;
166	pinctrl-names = "default";
167	clock-frequency = <400000>;
168	status = "okay";
169};
170
171&spi0 {
172	pinctrl-0 = <&spi0_pinctrl>;
173	pinctrl-names = "default";
174	num-cs = <1>;
175	cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
176
177	panel@0 {
178		compatible = "sitronix,st7789v";
179		reg = <0>;
180		reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
181		dc-gpios = <&gpio0 22 0>;
182		spi-max-frequency = <15000000>;
183		status = "disabled";
184	};
185};
186
187&spi1 {
188	pinctrl-0 = <&spi1_pinctrl>;
189	pinctrl-names = "default";
190	num-cs = <1>;
191	cs-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
192	status = "okay";
193
194	slot@0 {
195		compatible = "mmc-spi-slot";
196		reg = <0>;
197		voltage-ranges = <3300 3300>;
198		spi-max-frequency = <25000000>;
199		broken-cd;
200	};
201};
202
203&spi3 {
204	flash@0 {
205		compatible = "jedec,spi-nor";
206		reg = <0>;
207		spi-max-frequency = <50000000>;
208		spi-tx-bus-width = <4>;
209		spi-rx-bus-width = <4>;
210		m25p,fast-read;
211		broken-flash-reset;
212	};
213};
214