1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2019 BayLibre SAS. All rights reserved.
4 * Copyright (c) 2020 Christian Hewitt <christianshewitt@gmail.com>
5 *
6 * AC200/AC202 = S905D3
7 * AC213/AC214 = S905X3
8 *
9 */
10
11 #include "meson-sm1.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/gpio/meson-g12a-gpio.h>
14 #include <dt-bindings/input/input.h>
15
16 / {
17 aliases {
18 serial0 = &uart_AO;
19 ethernet0 = ðmac;
20 };
21
22 chosen {
23 stdout-path = "serial0:115200n8";
24 };
25
26 emmc_pwrseq: emmc-pwrseq {
27 compatible = "mmc-pwrseq-emmc";
28 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
29 };
30
31 cvbs-connector {
32 compatible = "composite-video-connector";
33
34 port {
35 cvbs_connector_in: endpoint {
36 remote-endpoint = <&cvbs_vdac_out>;
37 };
38 };
39 };
40
41 hdmi-connector {
42 compatible = "hdmi-connector";
43 type = "a";
44
45 port {
46 hdmi_connector_in: endpoint {
47 remote-endpoint = <&hdmi_tx_tmds_out>;
48 };
49 };
50 };
51
52 memory@0 {
53 device_type = "memory";
54 reg = <0x0 0x0 0x0 0x40000000>;
55 };
56
57 ao_5v: regulator-ao-5v {
58 compatible = "regulator-fixed";
59 regulator-name = "AO_5V";
60 regulator-min-microvolt = <5000000>;
61 regulator-max-microvolt = <5000000>;
62 vin-supply = <&dc_in>;
63 regulator-always-on;
64 };
65
66 dc_in: regulator-dc-in {
67 compatible = "regulator-fixed";
68 regulator-name = "DC_IN";
69 regulator-min-microvolt = <5000000>;
70 regulator-max-microvolt = <5000000>;
71 regulator-always-on;
72 };
73
74 emmc_1v8: regulator-emmc-1v8 {
75 compatible = "regulator-fixed";
76 regulator-name = "EMMC_1V8";
77 regulator-min-microvolt = <1800000>;
78 regulator-max-microvolt = <1800000>;
79 vin-supply = <&vddao_3v3>;
80 regulator-always-on;
81 };
82
83 vddao_3v3: regulator-vddao-3v3 {
84 compatible = "regulator-fixed";
85 regulator-name = "VDDAO_3V3";
86 regulator-min-microvolt = <3300000>;
87 regulator-max-microvolt = <3300000>;
88 vin-supply = <&dc_in>;
89 regulator-always-on;
90 };
91
92 vddcpu: regulator-vddcpu {
93 compatible = "pwm-regulator";
94
95 regulator-name = "VDDCPU";
96 regulator-min-microvolt = <690000>;
97 regulator-max-microvolt = <1050000>;
98
99 vin-supply = <&dc_in>;
100
101 pwms = <&pwm_AO_cd 1 1500 0>;
102 pwm-dutycycle-range = <100 0>;
103
104 regulator-boot-on;
105 regulator-always-on;
106 };
107
108 vddio_ao1v8: regulator-vddio-ao1v8 {
109 compatible = "regulator-fixed";
110 regulator-name = "VDDIO_AO1V8";
111 regulator-min-microvolt = <1800000>;
112 regulator-max-microvolt = <1800000>;
113 vin-supply = <&vddao_3v3>;
114 regulator-always-on;
115 };
116
117 sdio_pwrseq: sdio-pwrseq {
118 compatible = "mmc-pwrseq-simple";
119 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
120 clocks = <&wifi32k>;
121 clock-names = "ext_clock";
122 };
123
124 wifi32k: wifi32k {
125 compatible = "pwm-clock";
126 #clock-cells = <0>;
127 clock-frequency = <32768>;
128 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
129 };
130 };
131
132 &cec_AO {
133 pinctrl-0 = <&cec_ao_a_h_pins>;
134 pinctrl-names = "default";
135 status = "disabled";
136 hdmi-phandle = <&hdmi_tx>;
137 };
138
139 &cecb_AO {
140 pinctrl-0 = <&cec_ao_b_h_pins>;
141 pinctrl-names = "default";
142 status = "okay";
143 hdmi-phandle = <&hdmi_tx>;
144 };
145
146 &cpu0 {
147 cpu-supply = <&vddcpu>;
148 operating-points-v2 = <&cpu_opp_table>;
149 clocks = <&clkc CLKID_CPU_CLK>;
150 clock-latency = <50000>;
151 };
152
153 &cpu1 {
154 cpu-supply = <&vddcpu>;
155 operating-points-v2 = <&cpu_opp_table>;
156 clocks = <&clkc CLKID_CPU1_CLK>;
157 clock-latency = <50000>;
158 };
159
160 &cpu2 {
161 cpu-supply = <&vddcpu>;
162 operating-points-v2 = <&cpu_opp_table>;
163 clocks = <&clkc CLKID_CPU2_CLK>;
164 clock-latency = <50000>;
165 };
166
167 &cpu3 {
168 cpu-supply = <&vddcpu>;
169 operating-points-v2 = <&cpu_opp_table>;
170 clocks = <&clkc CLKID_CPU3_CLK>;
171 clock-latency = <50000>;
172 };
173
174 &cvbs_vdac_port {
175 cvbs_vdac_out: endpoint {
176 remote-endpoint = <&cvbs_connector_in>;
177 };
178 };
179
180 &hdmi_tx {
181 status = "okay";
182 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
183 pinctrl-names = "default";
184 };
185
186 &hdmi_tx_tmds_port {
187 hdmi_tx_tmds_out: endpoint {
188 remote-endpoint = <&hdmi_connector_in>;
189 };
190 };
191
192 &ir {
193 status = "okay";
194 pinctrl-0 = <&remote_input_ao_pins>;
195 pinctrl-names = "default";
196 };
197
198 &pwm_AO_ab {
199 status = "okay";
200 pinctrl-0 = <&pwm_ao_a_pins>;
201 pinctrl-names = "default";
202 clocks = <&xtal>;
203 clock-names = "clkin0";
204 };
205
206 &pwm_AO_cd {
207 pinctrl-0 = <&pwm_ao_d_e_pins>;
208 pinctrl-names = "default";
209 clocks = <&xtal>;
210 clock-names = "clkin1";
211 status = "okay";
212 };
213
214 &pwm_ef {
215 status = "okay";
216 pinctrl-0 = <&pwm_e_pins>;
217 pinctrl-names = "default";
218 clocks = <&xtal>;
219 clock-names = "clkin0";
220 };
221
222 &saradc {
223 status = "okay";
224 vref-supply = <&vddio_ao1v8>;
225 };
226
227 /* SDIO */
228 &sd_emmc_a {
229 status = "okay";
230 pinctrl-0 = <&sdio_pins>;
231 pinctrl-1 = <&sdio_clk_gate_pins>;
232 pinctrl-names = "default", "clk-gate";
233 #address-cells = <1>;
234 #size-cells = <0>;
235
236 bus-width = <4>;
237 cap-sd-highspeed;
238 sd-uhs-sdr104;
239 max-frequency = <200000000>;
240
241 non-removable;
242 disable-wp;
243
244 /* WiFi firmware requires power to be kept while in suspend */
245 keep-power-in-suspend;
246
247 mmc-pwrseq = <&sdio_pwrseq>;
248
249 vmmc-supply = <&vddao_3v3>;
250 vqmmc-supply = <&vddio_ao1v8>;
251 };
252
253 /* SD Card */
254 &sd_emmc_b {
255 status = "okay";
256 pinctrl-0 = <&sdcard_c_pins>;
257 pinctrl-1 = <&sdcard_clk_gate_c_pins>;
258 pinctrl-names = "default", "clk-gate";
259
260 bus-width = <4>;
261 cap-sd-highspeed;
262 /* CRC errors are observed at 50MHz */
263 max-frequency = <35000000>;
264 disable-wp;
265
266 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
267 vmmc-supply = <&vddao_3v3>;
268 vqmmc-supply = <&vddao_3v3>;
269 };
270
271 /* eMMC */
272 &sd_emmc_c {
273 status = "okay";
274 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
275 pinctrl-1 = <&emmc_clk_gate_pins>;
276 pinctrl-names = "default", "clk-gate";
277
278 bus-width = <8>;
279 cap-mmc-highspeed;
280 mmc-ddr-1_8v;
281 mmc-hs200-1_8v;
282 max-frequency = <200000000>;
283 non-removable;
284 disable-wp;
285
286 mmc-pwrseq = <&emmc_pwrseq>;
287 vmmc-supply = <&vddao_3v3>;
288 vqmmc-supply = <&emmc_1v8>;
289 };
290
291 &uart_AO {
292 status = "okay";
293 pinctrl-0 = <&uart_ao_a_pins>;
294 pinctrl-names = "default";
295 };
296
297 &usb {
298 status = "okay";
299 dr_mode = "otg";
300 };
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