xref: /linux/arch/arm64/boot/dts/mediatek/mt8195-evb.dts (revision c4043e7655ffd31dafc3bce9227f139a196e1dbd) 
1// SPDX-License-Identifier: (GPL-2.0 OR MIT)
2/*
3 * Copyright (C) 2021 MediaTek Inc.
4 * Author: Seiya Wang <seiya.wang@mediatek.com>
5 */
6/dts-v1/;
7#include "mt8195.dtsi"
8
9/ {
10	model = "MediaTek MT8195 evaluation board";
11	compatible = "mediatek,mt8195-evb", "mediatek,mt8195";
12
13	aliases {
14		serial0 = &uart0;
15	};
16
17	chosen {
18		stdout-path = "serial0:921600n8";
19	};
20
21	memory@40000000 {
22		device_type = "memory";
23		reg = <0 0x40000000 0 0x80000000>;
24	};
25};
26
27&auxadc {
28	status = "okay";
29};
30
31&i2c0 {
32	pinctrl-names = "default";
33	pinctrl-0 = <&i2c0_pin>;
34	clock-frequency = <100000>;
35	status = "okay";
36};
37
38&i2c1 {
39	pinctrl-names = "default";
40	pinctrl-0 = <&i2c1_pin>;
41	clock-frequency = <400000>;
42	status = "okay";
43};
44
45&i2c4 {
46	pinctrl-names = "default";
47	pinctrl-0 = <&i2c4_pin>;
48	clock-frequency = <400000>;
49	status = "okay";
50};
51
52&i2c6 {
53	pinctrl-names = "default";
54	pinctrl-0 = <&i2c6_pin>;
55	clock-frequency = <400000>;
56	status = "okay";
57};
58
59&nor_flash {
60	status = "okay";
61	pinctrl-names = "default";
62	pinctrl-0 = <&nor_pins_default>;
63
64	flash@0 {
65		compatible = "jedec,spi-nor";
66		reg = <0>;
67		spi-max-frequency = <50000000>;
68	};
69};
70
71&pio {
72	i2c0_pin: i2c0-pins {
73		pins {
74			pinmux = <PINMUX_GPIO8__FUNC_SDA0>,
75				 <PINMUX_GPIO9__FUNC_SCL0>;
76			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
77			drive-strength = <6>;
78		};
79	};
80
81	i2c1_pin: i2c1-pins {
82		pins {
83			pinmux = <PINMUX_GPIO10__FUNC_SDA1>,
84				 <PINMUX_GPIO11__FUNC_SCL1>;
85			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
86			drive-strength = <6>;
87		};
88	};
89
90	i2c4_pin: i2c4-pins {
91		pins {
92			pinmux = <PINMUX_GPIO16__FUNC_SDA4>,
93				 <PINMUX_GPIO17__FUNC_SCL4>;
94			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
95			drive-strength-microamp = <1000>;
96		};
97	};
98
99	i2c6_pin: i2c6-pins {
100		pins {
101			pinmux = <PINMUX_GPIO25__FUNC_SDA6>,
102				 <PINMUX_GPIO26__FUNC_SCL6>;
103			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
104		};
105	};
106
107	i2c7_pin: i2c7-pins {
108		pins {
109			pinmux = <PINMUX_GPIO27__FUNC_SCL7>,
110				 <PINMUX_GPIO28__FUNC_SDA7>;
111			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
112		};
113	};
114
115	nor_pins_default: nor-pins {
116		pins0 {
117			pinmux = <PINMUX_GPIO142__FUNC_SPINOR_IO0>,
118				 <PINMUX_GPIO141__FUNC_SPINOR_CK>,
119				 <PINMUX_GPIO143__FUNC_SPINOR_IO1>;
120			bias-pull-down;
121		};
122
123		pins1 {
124			pinmux = <PINMUX_GPIO140__FUNC_SPINOR_CS>,
125				 <PINMUX_GPIO130__FUNC_SPINOR_IO2>,
126				 <PINMUX_GPIO131__FUNC_SPINOR_IO3>;
127			bias-pull-up;
128		};
129	};
130
131	uart0_pin: uart0-pins {
132		pins {
133			pinmux = <PINMUX_GPIO98__FUNC_UTXD0>,
134				 <PINMUX_GPIO99__FUNC_URXD0>;
135		};
136	};
137};
138
139&u3phy0 {
140	status = "okay";
141};
142
143&u3phy1 {
144	status = "okay";
145};
146
147&u3phy2 {
148	status = "okay";
149};
150
151&u3phy3 {
152	status = "okay";
153};
154
155&uart0 {
156	pinctrl-names = "default";
157	pinctrl-0 = <&uart0_pin>;
158	status = "okay";
159};
160
161&ssusb0 {
162	status = "okay";
163};
164
165&ssusb2 {
166	status = "okay";
167};
168
169&ssusb3 {
170	status = "okay";
171};
172
173&xhci0 {
174	status = "okay";
175};
176
177&xhci1 {
178	status = "okay";
179};
180
181&xhci2 {
182	status = "okay";
183};
184
185&xhci3 {
186	/* This controller is connected with a BT device.
187	 * Disable usb2 lpm to prevent known issues.
188	 */
189	usb2-lpm-disable;
190	status = "okay";
191};
192