| blob | 95cf38a008e91d62ba597f5b547905c3c5cd5b11 |
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright 2014 Linaro Ltd.
4 */
6 / {
7 soc {
8 prcmu@80157000 {
9 ab8505 {
10 ab8505-gpio {
11 /* Hog a few default settings */
12 pinctrl-names = "default";
13 pinctrl-0 = <&gpio2_default_mode>,
14 <&gpio10_default_mode>,
15 <&gpio11_default_mode>,
16 <&gpio13_default_mode>,
17 <&gpio34_default_mode>,
18 <&gpio50_default_mode>,
19 <&pwm_default_mode>,
20 <&adi2_default_mode>,
21 <&modsclsda_default_mode>,
22 <&resethw_default_mode>,
23 <&service_default_mode>;
25 /*
26 * Pins 2, 10, 11, 13, 34 and 50
27 * are muxed in as GPIO, and configured as INPUT PULL DOWN
28 */
29 gpio2 {
30 gpio2_default_mode: gpio2_default {
31 default_mux {
32 function = "gpio";
33 groups = "gpio2_a_1";
34 };
35 default_cfg {
36 pins = "GPIO2_R5";
37 input-enable;
38 bias-pull-down;
39 };
40 };
41 };
42 gpio10 {
43 gpio10_default_mode: gpio10_default {
44 default_mux {
45 function = "gpio";
46 groups = "gpio10_d_1";
47 };
48 default_cfg {
49 pins = "GPIO10_B16";
50 input-enable;
51 bias-pull-down;
52 };
53 };
54 };
55 gpio11 {
56 gpio11_default_mode: gpio11_default {
57 default_mux {
58 function = "gpio";
59 groups = "gpio11_d_1";
60 };
61 default_cfg {
62 pins = "GPIO11_B17";
63 input-enable;
64 bias-pull-down;
65 };
66 };
67 };
68 gpio13 {
69 gpio13_default_mode: gpio13_default {
70 default_mux {
71 function = "gpio";
72 groups = "gpio13_d_1";
73 };
74 default_cfg {
75 pins = "GPIO13_D17";
76 input-enable;
77 bias-disable;
78 };
79 };
80 };
81 gpio34 {
82 gpio34_default_mode: gpio34_default {
83 default_mux {
84 function = "gpio";
85 groups = "gpio34_a_1";
86 };
87 default_cfg {
88 pins = "GPIO34_H14";
89 input-enable;
90 bias-pull-down;
91 };
92 };
93 };
94 gpio50 {
95 gpio50_default_mode: gpio50_default {
96 default_mux {
97 function = "gpio";
98 groups = "gpio50_d_1";
99 };
100 default_cfg {
101 pins = "GPIO50_L4";
102 input-enable;
103 bias-disable;
104 };
105 };
106 };
107 /* This sets up the PWM pin 14 */
108 pwm {
109 pwm_default_mode: pwm_default {
110 default_mux {
111 function = "pwmout";
112 groups = "pwmout1_d_1";
113 };
114 default_cfg {
115 pins = "GPIO14_C16";
116 input-enable;
117 bias-pull-down;
118 };
119 };
120 };
121 /* This sets up audio interface 2 */
122 adi2 {
123 adi2_default_mode: adi2_default {
124 default_mux {
125 function = "adi2";
126 groups = "adi2_d_1";
127 };
128 default_cfg {
129 pins = "GPIO17_P2",
130 "GPIO18_N3",
131 "GPIO19_T1",
132 "GPIO20_P3";
133 input-enable;
134 bias-pull-down;
135 };
136 };
137 };
138 /* Modem I2C setup (SCL and SDA pins) */
139 modsclsda {
140 modsclsda_default_mode: modsclsda_default {
141 default_mux {
142 function = "modsclsda";
143 groups = "modsclsda_d_1";
144 };
145 default_cfg {
146 pins = "GPIO40_J15",
147 "GPIO41_J14";
148 input-enable;
149 bias-pull-down;
150 };
151 };
152 };
153 resethw {
154 resethw_default_mode: resethw_default {
155 default_mux {
156 function = "resethw";
157 groups = "resethw_d_1";
158 };
159 default_cfg {
160 pins = "GPIO52_D16";
161 input-enable;
162 bias-pull-down;
163 };
164 };
165 };
166 service {
167 service_default_mode: service_default {
168 default_mux {
169 function = "service";
170 groups = "service_d_1";
171 };
172 default_cfg {
173 pins = "GPIO53_D15";
174 input-enable;
175 bias-pull-down;
176 };
177 };
178 };
179 /*
180 * Clock output pins associated with regulators.
181 */
182 sysclkreq2 {
183 sysclkreq2_default_mode: sysclkreq2_default {
184 default_mux {
185 function = "sysclkreq";
186 groups = "sysclkreq2_d_1";
187 };
188 default_cfg {
189 pins = "GPIO1_N4";
190 input-enable;
191 bias-disable;
192 };
193 };
194 sysclkreq2_sleep_mode: sysclkreq2_sleep {
195 default_mux {
196 function = "gpio";
197 groups = "gpio1_a_1";
198 };
199 default_cfg {
200 pins = "GPIO1_N4";
201 input-enable;
202 bias-pull-down;
203 };
204 };
205 };
206 sysclkreq4 {
207 sysclkreq4_default_mode: sysclkreq4_default {
208 default_mux {
209 function = "sysclkreq";
210 groups = "sysclkreq4_d_1";
211 };
212 default_cfg {
213 pins = "GPIO3_P5";
214 input-enable;
215 bias-disable;
216 };
217 };
218 sysclkreq4_sleep_mode: sysclkreq4_sleep {
219 default_mux {
220 function = "gpio";
221 groups = "gpio3_a_1";
222 };
223 default_cfg {
224 pins = "GPIO3_P5";
225 input-enable;
226 bias-pull-down;
227 };
228 };
229 };
230 };
231 };
232 };
233 };
234 };