1// SPDX-License-Identifier: GPL-2.0
2/dts-v1/;
3
4#include "x1830.dtsi"
5#include <dt-bindings/gpio/gpio.h>
6#include <dt-bindings/clock/ingenic,sysost.h>
7#include <dt-bindings/interrupt-controller/irq.h>
8
9/ {
10	compatible = "yna,cu1830-neo", "ingenic,x1830";
11	model = "YSH & ATIL General Board CU1830-Neo";
12
13	aliases {
14		serial1 = &uart1;
15	};
16
17	chosen {
18		stdout-path = "serial1:115200n8";
19	};
20
21	memory {
22		device_type = "memory";
23		reg = <0x0 0x08000000>;
24	};
25
26	leds {
27		compatible = "gpio-leds";
28		led-0 {
29			gpios = <&gpc 17 GPIO_ACTIVE_HIGH>;
30			linux,default-trigger = "mmc0";
31		};
32	};
33
34	ssi0: spi-gpio {
35		compatible = "spi-gpio";
36		#address-cells = <1>;
37		#size-cells = <0>;
38		num-chipselects = <1>;
39
40		mosi-gpios = <&gpc 12 GPIO_ACTIVE_HIGH>;
41		miso-gpios = <&gpc 11 GPIO_ACTIVE_HIGH>;
42		sck-gpios = <&gpc 15 GPIO_ACTIVE_HIGH>;
43		cs-gpios = <&gpc 16 GPIO_ACTIVE_HIGH>;
44
45		status = "okay";
46
47		spi-max-frequency = <50000000>;
48
49		sc16is752: expander@0 {
50			compatible = "nxp,sc16is752";
51			reg = <0>; /* CE0 */
52			spi-max-frequency = <4000000>;
53
54			clocks = <&exclk_sc16is752>;
55
56			interrupt-parent = <&gpb>;
57			interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
58
59			gpio-controller;
60			#gpio-cells = <2>;
61
62			exclk_sc16is752: sc16is752 {
63				compatible = "fixed-clock";
64				#clock-cells = <0>;
65				clock-frequency = <48000000>;
66			};
67		};
68	};
69
70	wlan_pwrseq: msc1-pwrseq {
71		compatible = "mmc-pwrseq-simple";
72
73		reset-gpios = <&gpc 13 GPIO_ACTIVE_LOW>;
74		post-power-on-delay-ms = <200>;
75	};
76};
77
78&exclk {
79	clock-frequency = <24000000>;
80};
81
82&cgu {
83	/*
84	 * Use the 32.768 kHz oscillator as the parent of the RTC for a higher
85	 * precision.
86	 */
87	assigned-clocks = <&cgu X1830_CLK_RTC>;
88	assigned-clock-parents = <&cgu X1830_CLK_RTCLK>;
89};
90
91&ost {
92	/* 1500 kHz for the system timer and clocksource */
93	assigned-clocks = <&ost OST_CLK_PERCPU_TIMER>, <&ost OST_CLK_GLOBAL_TIMER>;
94	assigned-clock-rates = <1500000>, <1500000>;
95};
96
97&uart1 {
98	status = "okay";
99
100	pinctrl-names = "default";
101	pinctrl-0 = <&pins_uart1>;
102};
103
104&i2c0 {
105	status = "okay";
106
107	clock-frequency = <400000>;
108
109	pinctrl-names = "default";
110	pinctrl-0 = <&pins_i2c0>;
111
112	ads7830: adc@48 {
113		compatible = "ti,ads7830";
114		reg = <0x48>;
115	};
116};
117
118&dtrng {
119	status = "okay";
120};
121
122&msc0 {
123	status = "okay";
124
125	bus-width = <4>;
126	max-frequency = <50000000>;
127
128	pinctrl-names = "default";
129	pinctrl-0 = <&pins_msc0>;
130
131	non-removable;
132};
133
134&msc1 {
135	status = "okay";
136
137	#address-cells = <1>;
138	#size-cells = <0>;
139	bus-width = <4>;
140	max-frequency = <50000000>;
141
142	pinctrl-names = "default";
143	pinctrl-0 = <&pins_msc1>;
144
145	non-removable;
146
147	mmc-pwrseq = <&wlan_pwrseq>;
148
149	ap6212a: wifi@1 {
150		compatible = "brcm,bcm4329-fmac";
151		reg = <1>;
152
153		interrupt-parent = <&gpc>;
154		interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
155		interrupt-names = "host-wake";
156
157		brcm,drive-strength = <10>;
158	};
159};
160
161&mac {
162	status = "okay";
163
164	phy-mode = "rmii";
165	phy-handle = <&ip101gr>;
166
167	pinctrl-names = "default";
168	pinctrl-0 = <&pins_mac>;
169
170	snps,reset-gpio = <&gpb 28 GPIO_ACTIVE_LOW>; /* PB28 */
171	snps,reset-active-low;
172	snps,reset-delays-us = <0 10000 30000>;
173};
174
175&mdio {
176	status = "okay";
177
178	ip101gr: ethernet-phy@0 {
179		compatible = "ethernet-phy-id0243.0c54", "ethernet-phy-ieee802.3-c22";
180		reg = <0>;
181	};
182};
183
184&otg_phy {
185	status = "okay";
186};
187
188&otg {
189	status = "okay";
190};
191
192&pinctrl {
193	pins_uart1: uart1 {
194		function = "uart1";
195		groups = "uart1-data";
196		bias-pull-up;
197	};
198
199	pins_i2c0: i2c0 {
200		function = "i2c0";
201		groups = "i2c0-data";
202		bias-pull-up;
203	};
204
205	pins_msc0: msc0 {
206		function = "mmc0";
207		groups = "mmc0-1bit", "mmc0-4bit";
208		bias-disable;
209	};
210
211	pins_msc1: msc1 {
212		function = "mmc1";
213		groups = "mmc1-1bit", "mmc1-4bit";
214		bias-disable;
215	};
216
217	pins_mac: mac {
218		function = "mac";
219		groups = "mac";
220		bias-disable;
221	};
222};
223