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
14 / {
15 model = "Kendryte KD233";
16 compatible = "canaan,kendryte-kd233", "canaan,kendryte-k210";
17
18 aliases {
19 serial0 = &uarths0;
20 };
21
22 chosen {
23 bootargs = "earlycon console=ttySIF0";
24 stdout-path = "serial0:115200n8";
25 };
26
27 gpio-leds {
28 compatible = "gpio-leds";
29
30 led0 {
31 gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
32 };
33
34 led1 {
35 gpios = <&gpio0 9 GPIO_ACTIVE_LOW>;
36 };
37 };
38
39 gpio-keys {
40 compatible = "gpio-keys";
41
42 key {
43 label = "KEY0";
44 linux,code = <BTN_0>;
45 gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
46 };
47 };
48 };
49
50 &fpioa {
51 pinctrl-0 = <&jtag_pinctrl>;
52 pinctrl-names = "default";
53
54 jtag_pinctrl: jtag-pinmux {
55 pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
56 <K210_FPIOA(1, K210_PCF_JTAG_TDI)>,
57 <K210_FPIOA(2, K210_PCF_JTAG_TMS)>,
58 <K210_FPIOA(3, K210_PCF_JTAG_TDO)>;
59 };
60
61 uarths_pinctrl: uarths-pinmux {
62 pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>,
63 <K210_FPIOA(5, K210_PCF_UARTHS_TX)>;
64 };
65
66 spi0_pinctrl: spi0-pinmux {
67 pinmux = <K210_FPIOA(6, K210_PCF_GPIOHS20)>, /* cs */
68 <K210_FPIOA(7, K210_PCF_SPI0_SCLK)>, /* wr */
69 <K210_FPIOA(8, K210_PCF_GPIOHS21)>; /* dc */
70 };
71
72 dvp_pinctrl: dvp-pinmux {
73 pinmux = <K210_FPIOA(9, K210_PCF_SCCB_SCLK)>,
74 <K210_FPIOA(10, K210_PCF_SCCB_SDA)>,
75 <K210_FPIOA(11, K210_PCF_DVP_RST)>,
76 <K210_FPIOA(12, K210_PCF_DVP_VSYNC)>,
77 <K210_FPIOA(13, K210_PCF_DVP_PWDN)>,
78 <K210_FPIOA(14, K210_PCF_DVP_XCLK)>,
79 <K210_FPIOA(15, K210_PCF_DVP_PCLK)>,
80 <K210_FPIOA(17, K210_PCF_DVP_HSYNC)>;
81 };
82
83 gpiohs_pinctrl: gpiohs-pinmux {
84 pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,
85 <K210_FPIOA(20, K210_PCF_GPIOHS4)>, /* Rot. dip sw line 8 */
86 <K210_FPIOA(21, K210_PCF_GPIOHS5)>, /* Rot. dip sw line 4 */
87 <K210_FPIOA(22, K210_PCF_GPIOHS6)>, /* Rot. dip sw line 2 */
88 <K210_FPIOA(23, K210_PCF_GPIOHS7)>, /* Rot. dip sw line 1 */
89 <K210_FPIOA(24, K210_PCF_GPIOHS8)>,
90 <K210_FPIOA(25, K210_PCF_GPIOHS9)>,
91 <K210_FPIOA(26, K210_PCF_GPIOHS10)>;
92 };
93
94 spi1_pinctrl: spi1-pinmux {
95 pinmux = <K210_FPIOA(29, K210_PCF_SPI1_SCLK)>,
96 <K210_FPIOA(30, K210_PCF_SPI1_D0)>,
97 <K210_FPIOA(31, K210_PCF_SPI1_D1)>,
98 <K210_FPIOA(32, K210_PCF_GPIOHS16)>; /* cs */
99 };
100
101 i2s0_pinctrl: i2s0-pinmux {
102 pinmux = <K210_FPIOA(33, K210_PCF_I2S0_IN_D0)>,
103 <K210_FPIOA(34, K210_PCF_I2S0_WS)>,
104 <K210_FPIOA(35, K210_PCF_I2S0_SCLK)>;
105 };
106 };
107
108 &uarths0 {
109 pinctrl-0 = <&uarths_pinctrl>;
110 pinctrl-names = "default";
111 status = "okay";
112 };
113
114 &gpio0 {
115 pinctrl-0 = <&gpiohs_pinctrl>;
116 pinctrl-names = "default";
117 status = "okay";
118 };
119
120 &i2s0 {
121 #sound-dai-cells = <1>;
122 pinctrl-0 = <&i2s0_pinctrl>;
123 pinctrl-names = "default";
124 status = "okay";
125 };
126
127 &spi0 {
128 pinctrl-0 = <&spi0_pinctrl>;
129 pinctrl-names = "default";
130 num-cs = <1>;
131 cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
132 status = "okay";
133
134 panel@0 {
135 compatible = "canaan,kd233-tft", "ilitek,ili9341";
136 reg = <0>;
137 dc-gpios = <&gpio0 21 GPIO_ACTIVE_HIGH>;
138 spi-max-frequency = <10000000>;
139 status = "disabled";
140 };
141 };
142
143 &spi1 {
144 pinctrl-0 = <&spi1_pinctrl>;
145 pinctrl-names = "default";
146 num-cs = <1>;
147 cs-gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
148 status = "okay";
149
150 mmc@0 {
151 compatible = "mmc-spi-slot";
152 reg = <0>;
153 voltage-ranges = <3300 3300>;
154 spi-max-frequency = <25000000>;
155 broken-cd;
156 };
157 };
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