1 // SPDX-License-Identifier: BSD-3-Clause
2 /*
3 * sc7280 device tree source for boards using Max98360 and wcd9385 codec
4 *
5 * Copyright (c) 2022, The Linux Foundation. All rights reserved.
6 */
7
8 / {
9 /* BOARD-SPECIFIC TOP LEVEL NODES */
10 sound: sound {
11 compatible = "google,sc7280-herobrine";
12 model = "sc7280-wcd938x-max98360a-1mic";
13
14 audio-routing =
15 "IN1_HPHL", "HPHL_OUT",
16 "IN2_HPHR", "HPHR_OUT",
17 "AMIC1", "MIC BIAS1",
18 "AMIC2", "MIC BIAS2",
19 "VA DMIC0", "MIC BIAS1",
20 "VA DMIC1", "MIC BIAS1",
21 "VA DMIC2", "MIC BIAS3",
22 "VA DMIC3", "MIC BIAS3",
23 "TX SWR_ADC0", "ADC1_OUTPUT",
24 "TX SWR_ADC1", "ADC2_OUTPUT",
25 "TX SWR_ADC2", "ADC3_OUTPUT",
26 "TX SWR_DMIC0", "DMIC1_OUTPUT",
27 "TX SWR_DMIC1", "DMIC2_OUTPUT",
28 "TX SWR_DMIC2", "DMIC3_OUTPUT",
29 "TX SWR_DMIC3", "DMIC4_OUTPUT",
30 "TX SWR_DMIC4", "DMIC5_OUTPUT",
31 "TX SWR_DMIC5", "DMIC6_OUTPUT",
32 "TX SWR_DMIC6", "DMIC7_OUTPUT",
33 "TX SWR_DMIC7", "DMIC8_OUTPUT";
34
35 #address-cells = <1>;
36 #size-cells = <0>;
37
38 dai-link@0 {
39 link-name = "MAX98360A";
40 reg = <0>;
41
42 cpu {
43 sound-dai = <&lpass_cpu MI2S_SECONDARY>;
44 };
45
46 codec {
47 sound-dai = <&max98360a>;
48 };
49 };
50
51 dai-link@1 {
52 link-name = "DisplayPort";
53 reg = <1>;
54
55 cpu {
56 sound-dai = <&lpass_cpu LPASS_DP_RX>;
57 };
58
59 codec {
60 sound-dai = <&mdss_dp>;
61 };
62 };
63
64 dai-link@2 {
65 link-name = "WCD9385 Playback";
66 reg = <2>;
67
68 cpu {
69 sound-dai = <&lpass_cpu LPASS_CDC_DMA_RX0>;
70 };
71
72 codec {
73 sound-dai = <&wcd9385 0>, <&swr0 0>, <&lpass_rx_macro 0>;
74 };
75 };
76
77 dai-link@3 {
78 link-name = "WCD9385 Capture";
79 reg = <3>;
80
81 cpu {
82 sound-dai = <&lpass_cpu LPASS_CDC_DMA_TX3>;
83 };
84
85 codec {
86 sound-dai = <&wcd9385 1>, <&swr1 0>, <&lpass_tx_macro 0>;
87 };
88 };
89
90 dai-link@4 {
91 link-name = "DMIC";
92 reg = <4>;
93
94 cpu {
95 sound-dai = <&lpass_cpu LPASS_CDC_DMA_VA_TX0>;
96 };
97
98 codec {
99 sound-dai = <&lpass_va_macro 0>;
100 };
101 };
102 };
103 };
104
105 /* ADDITIONS TO NODES DEFINED IN PARENT DEVICE TREE FILES */
106
107 &lpass_cpu {
108 status = "okay";
109
110 pinctrl-names = "default";
111 pinctrl-0 = <&mi2s1_data0>, <&mi2s1_sclk>, <&mi2s1_ws>;
112
113 dai-link@1 {
114 reg = <MI2S_SECONDARY>;
115 qcom,playback-sd-lines = <0>;
116 };
117
118 dai-link@5 {
119 reg = <LPASS_DP_RX>;
120 };
121
122 dai-link@6 {
123 reg = <LPASS_CDC_DMA_RX0>;
124 };
125
126 dai-link@19 {
127 reg = <LPASS_CDC_DMA_TX3>;
128 };
129
130 dai-link@25 {
131 reg = <LPASS_CDC_DMA_VA_TX0>;
132 };
133 };
134
135 &lpass_rx_macro {
136 status = "okay";
137 };
138
139 &lpass_tx_macro {
140 status = "okay";
141 };
142
143 &lpass_va_macro {
144 status = "okay";
145 };
146
147 &swr0 {
148 status = "okay";
149 };
150
151 &swr1 {
152 status = "okay";
153 };
154
155 &wcd9385 {
156 status = "okay";
157 };
158
159 /* PINCTRL */
160
161 &lpass_dmic01_clk {
162 drive-strength = <8>;
163 bias-disable;
164 };
165
166 &lpass_dmic01_data {
167 bias-pull-down;
168 };
169
170 &lpass_dmic23_clk {
171 drive-strength = <8>;
172 bias-disable;
173 };
174
175 &lpass_dmic23_data {
176 bias-pull-down;
177 };
178
179 &lpass_rx_swr_clk {
180 drive-strength = <2>;
181 slew-rate = <1>;
182 bias-disable;
183 };
184
185 &lpass_rx_swr_data {
186 drive-strength = <2>;
187 slew-rate = <1>;
188 bias-bus-hold;
189 };
190
191 &lpass_tx_swr_clk {
192 drive-strength = <2>;
193 slew-rate = <1>;
194 bias-disable;
195 };
196
197 &lpass_tx_swr_data {
198 drive-strength = <2>;
199 slew-rate = <1>;
200 bias-bus-hold;
201 };
202
203 &mi2s1_data0 {
204 drive-strength = <6>;
205 bias-disable;
206 };
207
208 &mi2s1_sclk {
209 drive-strength = <6>;
210 bias-disable;
211 };
212
213 &mi2s1_ws {
214 drive-strength = <6>;
215 };
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