xref: /linux/arch/riscv/boot/dts/canaan/sipeed_maix_bit.dts (revision 6efc0ab3b05de0d7bab8ec0597214e4788251071) 
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 BiT";
17	compatible = "sipeed,maix-bit", "sipeed,maix-bitm",
18		     "canaan,kendryte-k210";
19
20	aliases {
21		serial0 = &uarths0;
22	};
23
24	chosen {
25		bootargs = "earlycon console=ttySIF0";
26		stdout-path = "serial0:115200n8";
27	};
28
29	gpio-leds {
30		compatible = "gpio-leds";
31
32		led0 {
33			color = <LED_COLOR_ID_GREEN>;
34			label = "green";
35			gpios = <&gpio1_0 4 GPIO_ACTIVE_LOW>;
36		};
37
38		led1 {
39			color = <LED_COLOR_ID_RED>;
40			label = "red";
41			gpios = <&gpio1_0 5 GPIO_ACTIVE_LOW>;
42		};
43
44		led2 {
45			color = <LED_COLOR_ID_BLUE>;
46			label = "blue";
47			gpios = <&gpio1_0 6 GPIO_ACTIVE_LOW>;
48		};
49	};
50
51	gpio-keys {
52		compatible = "gpio-keys";
53
54		key-boot {
55			label = "BOOT";
56			linux,code = <BTN_0>;
57			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
58		};
59	};
60};
61
62&fpioa {
63	pinctrl-names = "default";
64	pinctrl-0 = <&jtag_pinctrl>;
65
66	jtag_pinctrl: jtag-pinmux {
67		pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
68			 <K210_FPIOA(1, K210_PCF_JTAG_TDI)>,
69			 <K210_FPIOA(2, K210_PCF_JTAG_TMS)>,
70			 <K210_FPIOA(3, K210_PCF_JTAG_TDO)>;
71	};
72
73	uarths_pinctrl: uarths-pinmux {
74		pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>,
75			 <K210_FPIOA(5, K210_PCF_UARTHS_TX)>;
76	};
77
78	gpio_pinctrl: gpio-pinmux {
79		pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
80			 <K210_FPIOA(9, K210_PCF_GPIO1)>,
81			 <K210_FPIOA(10, K210_PCF_GPIO2)>,
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(30, K210_PCF_I2C1_SCLK)>,
136			 <K210_FPIOA(31, 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	status = "okay";
163};
164
165&i2c1 {
166	pinctrl-0 = <&i2c1_pinctrl>;
167	pinctrl-names = "default";
168	clock-frequency = <400000>;
169	status = "okay";
170};
171
172&spi0 {
173	pinctrl-0 = <&spi0_pinctrl>;
174	pinctrl-names = "default";
175	num-cs = <1>;
176	cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
177	status = "okay";
178
179	panel@0 {
180		compatible = "sitronix,st7789v";
181		reg = <0>;
182		reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
183		dc-gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
184		spi-max-frequency = <15000000>;
185		spi-cs-high;
186		status = "disabled";
187	};
188};
189
190&spi1 {
191	pinctrl-0 = <&spi1_pinctrl>;
192	pinctrl-names = "default";
193	num-cs = <1>;
194	cs-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
195	status = "okay";
196
197	mmc@0 {
198		compatible = "mmc-spi-slot";
199		reg = <0>;
200		voltage-ranges = <3300 3300>;
201		spi-max-frequency = <25000000>;
202		broken-cd;
203	};
204};
205
206&spi3 {
207	status = "okay";
208
209	flash@0 {
210		compatible = "jedec,spi-nor";
211		reg = <0>;
212		spi-max-frequency = <50000000>;
213		spi-tx-bus-width = <4>;
214		spi-rx-bus-width = <4>;
215		m25p,fast-read;
216		broken-flash-reset;
217	};
218};
219