1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* 2 /*
3 * Copyright (C) 2021 MediaTek Inc. 3 * Copyright (C) 2021 MediaTek Inc.
4 * Author: Seiya Wang <seiya.wang@mediatek.com> 4 * Author: Seiya Wang <seiya.wang@mediatek.com>
5 */ 5 */
6 /dts-v1/; 6 /dts-v1/;
7 #include "mt8195.dtsi" 7 #include "mt8195.dtsi"
8 8
9 / { 9 / {
10 model = "MediaTek MT8195 evaluation bo 10 model = "MediaTek MT8195 evaluation board";
11 compatible = "mediatek,mt8195-evb", "m 11 compatible = "mediatek,mt8195-evb", "mediatek,mt8195";
12 12
13 aliases { 13 aliases {
14 serial0 = &uart0; 14 serial0 = &uart0;
15 }; 15 };
16 16
17 chosen { 17 chosen {
18 stdout-path = "serial0:921600n 18 stdout-path = "serial0:921600n8";
19 }; 19 };
20 20
21 memory@40000000 { 21 memory@40000000 {
22 device_type = "memory"; 22 device_type = "memory";
23 reg = <0 0x40000000 0 0x800000 23 reg = <0 0x40000000 0 0x80000000>;
24 }; 24 };
25 }; 25 };
26 26
27 &auxadc { 27 &auxadc {
28 status = "okay"; 28 status = "okay";
29 }; 29 };
30 30
31 &i2c0 { 31 &i2c0 {
32 pinctrl-names = "default"; 32 pinctrl-names = "default";
33 pinctrl-0 = <&i2c0_pin>; 33 pinctrl-0 = <&i2c0_pin>;
34 clock-frequency = <100000>; 34 clock-frequency = <100000>;
35 status = "okay"; 35 status = "okay";
36 }; 36 };
37 37
38 &i2c1 { 38 &i2c1 {
39 pinctrl-names = "default"; 39 pinctrl-names = "default";
40 pinctrl-0 = <&i2c1_pin>; 40 pinctrl-0 = <&i2c1_pin>;
41 clock-frequency = <400000>; 41 clock-frequency = <400000>;
42 status = "okay"; 42 status = "okay";
43 }; 43 };
44 44
45 &i2c4 { 45 &i2c4 {
46 pinctrl-names = "default"; 46 pinctrl-names = "default";
47 pinctrl-0 = <&i2c4_pin>; 47 pinctrl-0 = <&i2c4_pin>;
48 clock-frequency = <400000>; 48 clock-frequency = <400000>;
49 status = "okay"; 49 status = "okay";
50 }; 50 };
51 51
52 &i2c6 { 52 &i2c6 {
53 pinctrl-names = "default"; 53 pinctrl-names = "default";
54 pinctrl-0 = <&i2c6_pin>; 54 pinctrl-0 = <&i2c6_pin>;
55 clock-frequency = <400000>; 55 clock-frequency = <400000>;
56 status = "okay"; 56 status = "okay";
57 }; 57 };
58 58
59 &nor_flash { 59 &nor_flash {
60 status = "okay"; 60 status = "okay";
61 pinctrl-names = "default"; 61 pinctrl-names = "default";
62 pinctrl-0 = <&nor_pins_default>; 62 pinctrl-0 = <&nor_pins_default>;
63 63
64 flash@0 { 64 flash@0 {
65 compatible = "jedec,spi-nor"; 65 compatible = "jedec,spi-nor";
66 reg = <0>; 66 reg = <0>;
67 spi-max-frequency = <50000000> 67 spi-max-frequency = <50000000>;
68 }; 68 };
69 }; 69 };
70 70
71 &pio { 71 &pio {
72 i2c0_pin: i2c0-pins { 72 i2c0_pin: i2c0-pins {
73 pins { 73 pins {
74 pinmux = <PINMUX_GPIO8 74 pinmux = <PINMUX_GPIO8__FUNC_SDA0>,
75 <PINMUX_GPIO9 75 <PINMUX_GPIO9__FUNC_SCL0>;
76 bias-pull-up = <MTK_PU 76 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
>> 77 mediatek,drive-strength-adv = <0>;
77 drive-strength = <6>; 78 drive-strength = <6>;
78 }; 79 };
79 }; 80 };
80 81
81 i2c1_pin: i2c1-pins { 82 i2c1_pin: i2c1-pins {
82 pins { 83 pins {
83 pinmux = <PINMUX_GPIO1 84 pinmux = <PINMUX_GPIO10__FUNC_SDA1>,
84 <PINMUX_GPIO1 85 <PINMUX_GPIO11__FUNC_SCL1>;
85 bias-pull-up = <MTK_PU 86 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
>> 87 mediatek,drive-strength-adv = <0>;
86 drive-strength = <6>; 88 drive-strength = <6>;
87 }; 89 };
88 }; 90 };
89 91
90 i2c4_pin: i2c4-pins { 92 i2c4_pin: i2c4-pins {
91 pins { 93 pins {
92 pinmux = <PINMUX_GPIO1 94 pinmux = <PINMUX_GPIO16__FUNC_SDA4>,
93 <PINMUX_GPIO1 95 <PINMUX_GPIO17__FUNC_SCL4>;
94 bias-pull-up = <MTK_PU 96 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
95 drive-strength-microam !! 97 mediatek,drive-strength-adv = <7>;
96 }; 98 };
97 }; 99 };
98 100
99 i2c6_pin: i2c6-pins { 101 i2c6_pin: i2c6-pins {
100 pins { 102 pins {
101 pinmux = <PINMUX_GPIO2 103 pinmux = <PINMUX_GPIO25__FUNC_SDA6>,
102 <PINMUX_GPIO2 104 <PINMUX_GPIO26__FUNC_SCL6>;
103 bias-pull-up = <MTK_PU 105 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
104 }; 106 };
105 }; 107 };
106 108
107 i2c7_pin: i2c7-pins { 109 i2c7_pin: i2c7-pins {
108 pins { 110 pins {
109 pinmux = <PINMUX_GPIO2 111 pinmux = <PINMUX_GPIO27__FUNC_SCL7>,
110 <PINMUX_GPIO2 112 <PINMUX_GPIO28__FUNC_SDA7>;
111 bias-pull-up = <MTK_PU 113 bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
112 }; 114 };
113 }; 115 };
114 116
115 nor_pins_default: nor-pins { 117 nor_pins_default: nor-pins {
116 pins0 { 118 pins0 {
117 pinmux = <PINMUX_GPIO1 119 pinmux = <PINMUX_GPIO142__FUNC_SPINOR_IO0>,
118 <PINMUX_GPIO1 120 <PINMUX_GPIO141__FUNC_SPINOR_CK>,
119 <PINMUX_GPIO1 121 <PINMUX_GPIO143__FUNC_SPINOR_IO1>;
120 bias-pull-down; 122 bias-pull-down;
121 }; 123 };
122 124
123 pins1 { 125 pins1 {
124 pinmux = <PINMUX_GPIO1 126 pinmux = <PINMUX_GPIO140__FUNC_SPINOR_CS>,
125 <PINMUX_GPIO1 127 <PINMUX_GPIO130__FUNC_SPINOR_IO2>,
126 <PINMUX_GPIO1 128 <PINMUX_GPIO131__FUNC_SPINOR_IO3>;
127 bias-pull-up; 129 bias-pull-up;
128 }; 130 };
129 }; 131 };
130 132
131 uart0_pin: uart0-pins { 133 uart0_pin: uart0-pins {
132 pins { 134 pins {
133 pinmux = <PINMUX_GPIO9 135 pinmux = <PINMUX_GPIO98__FUNC_UTXD0>,
134 <PINMUX_GPIO9 136 <PINMUX_GPIO99__FUNC_URXD0>;
135 }; 137 };
136 }; 138 };
137 }; 139 };
138 140
139 &u3phy0 { 141 &u3phy0 {
140 status = "okay"; !! 142 status="okay";
141 }; 143 };
142 144
143 &u3phy1 { 145 &u3phy1 {
144 status = "okay"; !! 146 status="okay";
145 }; 147 };
146 148
147 &u3phy2 { 149 &u3phy2 {
148 status = "okay"; !! 150 status="okay";
149 }; 151 };
150 152
151 &u3phy3 { 153 &u3phy3 {
152 status = "okay"; !! 154 status="okay";
153 }; 155 };
154 156
155 &uart0 { 157 &uart0 {
156 pinctrl-names = "default"; 158 pinctrl-names = "default";
157 pinctrl-0 = <&uart0_pin>; 159 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"; 160 status = "okay";
171 }; 161 };
172 162
173 &xhci0 { 163 &xhci0 {
174 status = "okay"; 164 status = "okay";
175 }; 165 };
176 166
177 &xhci1 { 167 &xhci1 {
178 status = "okay"; 168 status = "okay";
179 }; 169 };
180 170
181 &xhci2 { 171 &xhci2 {
182 status = "okay"; 172 status = "okay";
183 }; 173 };
184 174
185 &xhci3 { 175 &xhci3 {
186 /* This controller is connected with a 176 /* This controller is connected with a BT device.
187 * Disable usb2 lpm to prevent known i 177 * Disable usb2 lpm to prevent known issues.
188 */ 178 */
189 usb2-lpm-disable; 179 usb2-lpm-disable;
190 status = "okay"; 180 status = "okay";
191 }; 181 };
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