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 GO";
17 compatible = "sipeed,maix-go", "canaan,kendryte-k210";
18
19 aliases {
20 serial0 = &uarths0;
21 };
22
23 chosen {
24 bootargs = "earlycon console=ttySIF0";
25 stdout-path = "serial0:115200n8";
26 };
27
28 gpio-leds {
29 compatible = "gpio-leds";
30
31 led0 {
32 color = <LED_COLOR_ID_GREEN>;
33 label = "green";
34 gpios = <&gpio1_0 4 GPIO_ACTIVE_LOW>;
35 };
36
37 led1 {
38 color = <LED_COLOR_ID_RED>;
39 label = "red";
40 gpios = <&gpio1_0 5 GPIO_ACTIVE_LOW>;
41 };
42
43 led2 {
44 color = <LED_COLOR_ID_BLUE>;
45 label = "blue";
46 gpios = <&gpio1_0 6 GPIO_ACTIVE_LOW>;
47 };
48 };
49
50 gpio-keys {
51 compatible = "gpio-keys";
52
53 key-up {
54 label = "UP";
55 linux,code = <BTN_1>;
56 gpios = <&gpio1_0 7 GPIO_ACTIVE_LOW>;
57 };
58
59 key-press {
60 label = "PRESS";
61 linux,code = <BTN_0>;
62 gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
63 };
64
65 key-down {
66 label = "DOWN";
67 linux,code = <BTN_2>;
68 gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
69 };
70 };
71 };
72
73 &fpioa {
74 pinctrl-0 = <&jtag_pinctrl>;
75 pinctrl-names = "default";
76
77 jtag_pinctrl: jtag-pinmux {
78 pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
79 <K210_FPIOA(1, K210_PCF_JTAG_TDI)>,
80 <K210_FPIOA(2, K210_PCF_JTAG_TMS)>,
81 <K210_FPIOA(3, K210_PCF_JTAG_TDO)>;
82 };
83
84 uarths_pinctrl: uarths-pinmux {
85 pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>,
86 <K210_FPIOA(5, K210_PCF_UARTHS_TX)>;
87 };
88
89 gpio_pinctrl: gpio-pinmux {
90 pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
91 <K210_FPIOA(9, K210_PCF_GPIO1)>,
92 <K210_FPIOA(10, K210_PCF_GPIO2)>,
93 <K210_FPIOA(11, K210_PCF_GPIO3)>,
94 <K210_FPIOA(12, K210_PCF_GPIO4)>,
95 <K210_FPIOA(13, K210_PCF_GPIO5)>,
96 <K210_FPIOA(14, K210_PCF_GPIO6)>,
97 <K210_FPIOA(15, K210_PCF_GPIO7)>;
98 };
99
100 gpiohs_pinctrl: gpiohs-pinmux {
101 pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,
102 <K210_FPIOA(17, K210_PCF_GPIOHS1)>,
103 <K210_FPIOA(21, K210_PCF_GPIOHS5)>,
104 <K210_FPIOA(22, K210_PCF_GPIOHS6)>,
105 <K210_FPIOA(23, K210_PCF_GPIOHS7)>,
106 <K210_FPIOA(24, K210_PCF_GPIOHS8)>,
107 <K210_FPIOA(25, K210_PCF_GPIOHS9)>,
108 <K210_FPIOA(32, K210_PCF_GPIOHS16)>,
109 <K210_FPIOA(33, K210_PCF_GPIOHS17)>,
110 <K210_FPIOA(34, K210_PCF_GPIOHS18)>,
111 <K210_FPIOA(35, K210_PCF_GPIOHS19)>;
112 };
113
114 i2s0_pinctrl: i2s0-pinmux {
115 pinmux = <K210_FPIOA(18, K210_PCF_I2S0_SCLK)>,
116 <K210_FPIOA(19, K210_PCF_I2S0_WS)>,
117 <K210_FPIOA(20, K210_PCF_I2S0_IN_D0)>;
118 };
119
120 dvp_pinctrl: dvp-pinmux {
121 pinmux = <K210_FPIOA(40, K210_PCF_SCCB_SDA)>,
122 <K210_FPIOA(41, K210_PCF_SCCB_SCLK)>,
123 <K210_FPIOA(42, K210_PCF_DVP_RST)>,
124 <K210_FPIOA(43, K210_PCF_DVP_VSYNC)>,
125 <K210_FPIOA(44, K210_PCF_DVP_PWDN)>,
126 <K210_FPIOA(45, K210_PCF_DVP_HSYNC)>,
127 <K210_FPIOA(46, K210_PCF_DVP_XCLK)>,
128 <K210_FPIOA(47, K210_PCF_DVP_PCLK)>;
129 };
130
131 spi0_pinctrl: spi0-pinmux {
132 pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>, /* cs */
133 <K210_FPIOA(37, K210_PCF_GPIOHS21)>, /* rst */
134 <K210_FPIOA(38, K210_PCF_GPIOHS22)>, /* dc */
135 <K210_FPIOA(39, K210_PCF_SPI0_SCLK)>; /* wr */
136 };
137
138 spi1_pinctrl: spi1-pinmux {
139 pinmux = <K210_FPIOA(26, K210_PCF_SPI1_D1)>,
140 <K210_FPIOA(27, K210_PCF_SPI1_SCLK)>,
141 <K210_FPIOA(28, K210_PCF_SPI1_D0)>,
142 <K210_FPIOA(29, K210_PCF_GPIOHS13)>; /* cs */
143 };
144
145 i2c1_pinctrl: i2c1-pinmux {
146 pinmux = <K210_FPIOA(30, K210_PCF_I2C1_SCLK)>,
147 <K210_FPIOA(31, K210_PCF_I2C1_SDA)>;
148 };
149 };
150
151 &uarths0 {
152 pinctrl-0 = <&uarths_pinctrl>;
153 pinctrl-names = "default";
154 status = "okay";
155 };
156
157 &gpio0 {
158 pinctrl-0 = <&gpiohs_pinctrl>;
159 pinctrl-names = "default";
160 status = "okay";
161 };
162
163 &gpio1 {
164 pinctrl-0 = <&gpio_pinctrl>;
165 pinctrl-names = "default";
166 status = "okay";
167 };
168
169 &i2s0 {
170 #sound-dai-cells = <1>;
171 pinctrl-0 = <&i2s0_pinctrl>;
172 pinctrl-names = "default";
173 status = "okay";
174 };
175
176 &i2c1 {
177 pinctrl-0 = <&i2c1_pinctrl>;
178 pinctrl-names = "default";
179 clock-frequency = <400000>;
180 status = "okay";
181 };
182
183 &spi0 {
184 pinctrl-0 = <&spi0_pinctrl>;
185 pinctrl-names = "default";
186 num-cs = <1>;
187 cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
188 status = "okay";
189
190 panel@0 {
191 compatible = "sitronix,st7789v";
192 reg = <0>;
193 reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
194 dc-gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
195 spi-max-frequency = <15000000>;
196 status = "disabled";
197 };
198 };
199
200 &spi1 {
201 pinctrl-0 = <&spi1_pinctrl>;
202 pinctrl-names = "default";
203 num-cs = <1>;
204 cs-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
205 status = "okay";
206
207 mmc@0 {
208 compatible = "mmc-spi-slot";
209 reg = <0>;
210 voltage-ranges = <3300 3300>;
211 spi-max-frequency = <25000000>;
212 broken-cd;
213 };
214 };
215
216 &spi3 {
217 status = "okay";
218
219 flash@0 {
220 compatible = "jedec,spi-nor";
221 reg = <0>;
222 spi-max-frequency = <50000000>;
223 spi-tx-bus-width = <4>;
224 spi-rx-bus-width = <4>;
225 m25p,fast-read;
226 broken-flash-reset;
227 };
228 };
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