1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Copyright (C) 2023 Marek Vasut <marex@denx.d 3 * Copyright (C) 2023 Marek Vasut <marex@denx.de>
4 * 4 *
5 * DHCOM iMX8MP variant: 5 * DHCOM iMX8MP variant:
6 * DHCM-iMX8ML8-C160-R409-F1638-SPI16-GE-CAN2- 6 * DHCM-iMX8ML8-C160-R409-F1638-SPI16-GE-CAN2-SD-RTC-WBTA-ADC-T-RGB-CSI2-HS-I-01D2
7 * DHCOM PCB number: 660-100 or newer 7 * DHCOM PCB number: 660-100 or newer
8 * PDK3 PCB number: 669-100 or newer 8 * PDK3 PCB number: 669-100 or newer
9 */ 9 */
10 10
11 /dts-v1/; 11 /dts-v1/;
12 12
13 #include <dt-bindings/leds/common.h> 13 #include <dt-bindings/leds/common.h>
14 #include <dt-bindings/phy/phy-imx8-pcie.h> 14 #include <dt-bindings/phy/phy-imx8-pcie.h>
15 #include "imx8mp-dhcom-som.dtsi" 15 #include "imx8mp-dhcom-som.dtsi"
16 16
17 / { 17 / {
18 model = "DH electronics i.MX8M Plus DH 18 model = "DH electronics i.MX8M Plus DHCOM Premium Developer Kit (3)";
19 compatible = "dh,imx8mp-dhcom-pdk3", " 19 compatible = "dh,imx8mp-dhcom-pdk3", "dh,imx8mp-dhcom-som",
20 "fsl,imx8mp"; 20 "fsl,imx8mp";
21 21
22 chosen { 22 chosen {
23 stdout-path = &uart1; 23 stdout-path = &uart1;
24 }; 24 };
25 25
26 clk_ext_audio_codec: clock-codec { 26 clk_ext_audio_codec: clock-codec {
27 compatible = "fixed-clock"; 27 compatible = "fixed-clock";
28 #clock-cells = <0>; 28 #clock-cells = <0>;
29 clock-frequency = <24000000>; 29 clock-frequency = <24000000>;
30 }; 30 };
31 31
32 clk_xtal25: clock-xtal25 { 32 clk_xtal25: clock-xtal25 {
33 compatible = "fixed-clock"; 33 compatible = "fixed-clock";
34 #clock-cells = <0>; 34 #clock-cells = <0>;
35 clock-frequency = <25000000>; 35 clock-frequency = <25000000>;
36 }; 36 };
37 37
>> 38 connector {
>> 39 compatible = "usb-c-connector";
>> 40 label = "USB-C";
>> 41 data-role = "dual";
>> 42
>> 43 ports {
>> 44 #address-cells = <1>;
>> 45 #size-cells = <0>;
>> 46
>> 47 port@0 {
>> 48 reg = <0>;
>> 49
>> 50 usb_c_0_hs_ep: endpoint {
>> 51 remote-endpoint = <&dwc3_0_hs_ep>;
>> 52 };
>> 53 };
>> 54
>> 55 port@1 {
>> 56 reg = <1>;
>> 57
>> 58 usb_c_0_ss_ep: endpoint {
>> 59 remote-endpoint = <&ptn5150_in_ep>;
>> 60 };
>> 61 };
>> 62 };
>> 63 };
>> 64
38 gpio-keys { 65 gpio-keys {
39 compatible = "gpio-keys"; 66 compatible = "gpio-keys";
40 67
41 button-0 { 68 button-0 {
42 gpios = <&gpio1 9 GPIO 69 gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */
43 label = "TA1-GPIO-A"; 70 label = "TA1-GPIO-A";
44 linux,code = <KEY_A>; 71 linux,code = <KEY_A>;
45 pinctrl-0 = <&pinctrl_ 72 pinctrl-0 = <&pinctrl_dhcom_a>;
46 pinctrl-names = "defau 73 pinctrl-names = "default";
47 wakeup-source; 74 wakeup-source;
48 }; 75 };
49 76
50 button-1 { 77 button-1 {
51 gpios = <&gpio1 8 GPIO 78 gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; /* GPIO B */
52 label = "TA2-GPIO-B"; 79 label = "TA2-GPIO-B";
53 linux,code = <KEY_B>; 80 linux,code = <KEY_B>;
54 pinctrl-0 = <&pinctrl_ 81 pinctrl-0 = <&pinctrl_dhcom_b>;
55 pinctrl-names = "defau 82 pinctrl-names = "default";
56 wakeup-source; 83 wakeup-source;
57 }; 84 };
58 85
59 button-2 { 86 button-2 {
60 gpios = <&gpio5 2 GPIO 87 gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; /* GPIO C */
61 label = "TA3-GPIO-C"; 88 label = "TA3-GPIO-C";
62 linux,code = <KEY_C>; 89 linux,code = <KEY_C>;
63 pinctrl-0 = <&pinctrl_ 90 pinctrl-0 = <&pinctrl_dhcom_c>;
64 pinctrl-names = "defau 91 pinctrl-names = "default";
65 wakeup-source; 92 wakeup-source;
66 }; 93 };
67 94
68 button-3 { 95 button-3 {
69 gpios = <&gpio5 22 GPI 96 gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; /* GPIO E */
70 label = "TA4-GPIO-E"; 97 label = "TA4-GPIO-E";
71 linux,code = <KEY_E>; 98 linux,code = <KEY_E>;
72 pinctrl-0 = <&pinctrl_ 99 pinctrl-0 = <&pinctrl_dhcom_e>;
73 pinctrl-names = "defau 100 pinctrl-names = "default";
74 wakeup-source; 101 wakeup-source;
75 }; 102 };
76 }; 103 };
77 104
78 hdmi-connector { <<
79 compatible = "hdmi-connector"; <<
80 label = "X28"; <<
81 type = "a"; <<
82 <<
83 port { <<
84 hdmi_connector_in: end <<
85 remote-endpoin <<
86 }; <<
87 }; <<
88 }; <<
89 <<
90 led { 105 led {
91 compatible = "gpio-leds"; 106 compatible = "gpio-leds";
92 107
93 led-0 { 108 led-0 {
94 color = <LED_COLOR_ID_ 109 color = <LED_COLOR_ID_GREEN>;
95 default-state = "off"; 110 default-state = "off";
96 function = LED_FUNCTIO 111 function = LED_FUNCTION_INDICATOR;
97 function-enumerator = 112 function-enumerator = <0>;
98 gpios = <&gpio4 27 GPI 113 gpios = <&gpio4 27 GPIO_ACTIVE_HIGH>; /* GPIO D */
99 pinctrl-0 = <&pinctrl_ 114 pinctrl-0 = <&pinctrl_dhcom_d>;
100 pinctrl-names = "defau 115 pinctrl-names = "default";
101 }; 116 };
102 117
103 led-1 { 118 led-1 {
104 color = <LED_COLOR_ID_ 119 color = <LED_COLOR_ID_GREEN>;
105 default-state = "off"; 120 default-state = "off";
106 function = LED_FUNCTIO 121 function = LED_FUNCTION_INDICATOR;
107 function-enumerator = 122 function-enumerator = <1>;
108 gpios = <&gpio5 23 GPI 123 gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */
109 pinctrl-0 = <&pinctrl_ 124 pinctrl-0 = <&pinctrl_dhcom_f>;
110 pinctrl-names = "defau 125 pinctrl-names = "default";
111 }; 126 };
112 127
113 led-2 { 128 led-2 {
114 color = <LED_COLOR_ID_ 129 color = <LED_COLOR_ID_GREEN>;
115 default-state = "off"; 130 default-state = "off";
116 function = LED_FUNCTIO 131 function = LED_FUNCTION_INDICATOR;
117 function-enumerator = 132 function-enumerator = <2>;
118 gpios = <&gpio1 0 GPIO 133 gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; /* GPIO G */
119 pinctrl-0 = <&pinctrl_ 134 pinctrl-0 = <&pinctrl_dhcom_g>;
120 pinctrl-names = "defau 135 pinctrl-names = "default";
121 }; 136 };
122 137
123 led-3 { 138 led-3 {
124 color = <LED_COLOR_ID_ 139 color = <LED_COLOR_ID_GREEN>;
125 default-state = "off"; 140 default-state = "off";
126 function = LED_FUNCTIO 141 function = LED_FUNCTION_INDICATOR;
127 function-enumerator = 142 function-enumerator = <3>;
128 gpios = <&gpio1 5 GPIO 143 gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */
129 pinctrl-0 = <&pinctrl_ 144 pinctrl-0 = <&pinctrl_dhcom_i>;
130 pinctrl-names = "defau 145 pinctrl-names = "default";
131 }; 146 };
132 }; 147 };
133 148
134 reg_3p3vdd: regulator-3p3vdd { /* 3.3 149 reg_3p3vdd: regulator-3p3vdd { /* 3.3VDD */
135 compatible = "regulator-fixed" 150 compatible = "regulator-fixed";
136 regulator-always-on; 151 regulator-always-on;
137 regulator-min-microvolt = <330 152 regulator-min-microvolt = <3300000>;
138 regulator-max-microvolt = <330 153 regulator-max-microvolt = <3300000>;
139 regulator-name = "3P3VDD"; 154 regulator-name = "3P3VDD";
140 }; 155 };
141 156
142 sound { 157 sound {
143 compatible = "simple-audio-car 158 compatible = "simple-audio-card";
144 simple-audio-card,name = "SGTL 159 simple-audio-card,name = "SGTL5000-Card";
145 simple-audio-card,format = "i2 160 simple-audio-card,format = "i2s";
146 simple-audio-card,bitclock-mas 161 simple-audio-card,bitclock-master = <&codec_dai>;
147 simple-audio-card,frame-master 162 simple-audio-card,frame-master = <&codec_dai>;
148 simple-audio-card,widgets = "H 163 simple-audio-card,widgets = "Headphone", "Headphone Jack";
149 simple-audio-card,routing = "H 164 simple-audio-card,routing = "Headphone Jack", "HP_OUT";
150 165
151 cpu_dai: simple-audio-card,cpu 166 cpu_dai: simple-audio-card,cpu {
152 sound-dai = <&sai3>; 167 sound-dai = <&sai3>;
153 }; 168 };
154 169
155 codec_dai: simple-audio-card,c 170 codec_dai: simple-audio-card,codec {
156 sound-dai = <&sgtl5000 171 sound-dai = <&sgtl5000>;
157 }; 172 };
158 }; 173 };
159 }; 174 };
160 175
161 &i2c5 { 176 &i2c5 {
162 i2c-mux@70 { 177 i2c-mux@70 {
163 compatible = "nxp,pca9540"; 178 compatible = "nxp,pca9540";
164 reg = <0x70>; 179 reg = <0x70>;
165 #address-cells = <1>; 180 #address-cells = <1>;
166 #size-cells = <0>; 181 #size-cells = <0>;
167 182
168 i2cmuxed0: i2c@0 { 183 i2cmuxed0: i2c@0 {
169 #address-cells = <1>; 184 #address-cells = <1>;
170 #size-cells = <0>; 185 #size-cells = <0>;
171 reg = <0>; 186 reg = <0>;
172 187
173 sgtl5000: codec@a { 188 sgtl5000: codec@a {
174 compatible = " 189 compatible = "fsl,sgtl5000";
175 reg = <0x0a>; 190 reg = <0x0a>;
176 #sound-dai-cel 191 #sound-dai-cells = <0>;
177 clocks = <&clk 192 clocks = <&clk_ext_audio_codec>;
178 VDDA-supply = 193 VDDA-supply = <®_3p3vdd>;
179 VDDIO-supply = 194 VDDIO-supply = <®_vdd_3p3v_awo>;
180 }; 195 };
181 196
182 csi2exp: gpio@24 { <<
183 compatible = " <<
184 reg = <0x24>; <<
185 gpio-controlle <<
186 #gpio-cells = <<
187 gpio-line-name <<
188 "CSI2_ <<
189 "CSI_# <<
190 }; <<
191 <<
192 typec@3d { 197 typec@3d {
193 compatible = " 198 compatible = "nxp,ptn5150";
194 reg = <0x3d>; 199 reg = <0x3d>;
195 interrupt-pare 200 interrupt-parent = <&gpio4>;
196 interrupts = < 201 interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
197 pinctrl-names 202 pinctrl-names = "default";
198 pinctrl-0 = <& 203 pinctrl-0 = <&pinctrl_ptn5150>;
199 204
200 port { !! 205 ports {
>> 206 #address-cells = <1>;
>> 207 #size-cells = <0>;
>> 208
>> 209 port@0 {
>> 210 reg = <0>;
>> 211
>> 212 ptn5150_in_ep: endpoint {
>> 213 remote-endpoint = <&usb_c_0_ss_ep>;
>> 214 };
>> 215 };
>> 216
>> 217 port@1 {
>> 218 reg = <1>;
201 219
202 ptn515 !! 220 ptn5150_out_ep: endpoint {
203 !! 221 remote-endpoint = <&dwc3_0_ss_ep>;
>> 222 };
204 }; 223 };
205 }; 224 };
206 }; 225 };
207 226
208 power-sensor@40 { 227 power-sensor@40 {
209 compatible = " !! 228 compatible = "ti,ina238";
210 reg = <0x40>; !! 229 reg = <0x40>;
211 shunt-resistor !! 230 shunt-resistor = <20000>; /* 0.02 R */
212 ti,shunt-gain !! 231 ti,shunt-gain = <1>; /* Drop cca. 40mV */
213 }; 232 };
214 233
215 eeprom_board: eeprom@5 234 eeprom_board: eeprom@54 {
216 compatible = " 235 compatible = "atmel,24c04";
217 pagesize = <16 236 pagesize = <16>;
218 reg = <0x54>; 237 reg = <0x54>;
219 }; 238 };
220 239
221 pcieclk: clock@6b { 240 pcieclk: clock@6b {
222 compatible = " 241 compatible = "skyworks,si52144";
223 reg = <0x6b>; 242 reg = <0x6b>;
224 clocks = <&clk 243 clocks = <&clk_xtal25>;
225 #clock-cells = 244 #clock-cells = <1>;
226 }; 245 };
227 }; 246 };
228 247
229 i2cmuxed1: i2c@1 { /* HDM 248 i2cmuxed1: i2c@1 { /* HDMI DDC I2C */
230 #address-cells = <1>; 249 #address-cells = <1>;
231 #size-cells = <0>; 250 #size-cells = <0>;
232 reg = <1>; 251 reg = <1>;
233 }; 252 };
234 }; 253 };
235 }; 254 };
236 255
>> 256 ðphy0g {
>> 257 reg = <7>;
>> 258 };
>> 259
237 &fec { /* Second ethernet */ 260 &fec { /* Second ethernet */
238 pinctrl-0 = <&pinctrl_fec_rgmii>; 261 pinctrl-0 = <&pinctrl_fec_rgmii>;
239 phy-handle = <ðphypdk>; 262 phy-handle = <ðphypdk>;
240 phy-mode = "rgmii-id"; 263 phy-mode = "rgmii-id";
241 264
242 mdio { 265 mdio {
243 ethphypdk: ethernet-phy@7 { /* 266 ethphypdk: ethernet-phy@7 { /* Micrel KSZ9131RNXI */
244 compatible = "ethernet 267 compatible = "ethernet-phy-id0022.1642",
245 "ethernet 268 "ethernet-phy-ieee802.3-c22";
246 interrupt-parent = <&g 269 interrupt-parent = <&gpio4>;
247 interrupts = <3 IRQ_TY 270 interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
248 pinctrl-0 = <&pinctrl_ 271 pinctrl-0 = <&pinctrl_ethphy1>;
249 pinctrl-names = "defau 272 pinctrl-names = "default";
250 reg = <7>; 273 reg = <7>;
251 reset-assert-us = <100 274 reset-assert-us = <1000>;
252 /* RESET_N signal rise 275 /* RESET_N signal rise time ~100ms */
253 reset-deassert-us = <1 276 reset-deassert-us = <120000>;
254 reset-gpios = <&gpio4 277 reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
255 }; 278 };
256 }; 279 };
257 }; 280 };
258 281
259 &flexcan1 { 282 &flexcan1 {
260 status = "okay"; 283 status = "okay";
261 }; 284 };
262 285
263 &hdmi_pvi { <<
264 status = "okay"; <<
265 }; <<
266 <<
267 &hdmi_tx { <<
268 ddc-i2c-bus = <&i2cmuxed1>; <<
269 pinctrl-names = "default"; <<
270 pinctrl-0 = <&pinctrl_hdmi>; <<
271 status = "okay"; <<
272 <<
273 ports { <<
274 port@1 { <<
275 hdmi_tx_out: endpoint <<
276 remote-endpoin <<
277 }; <<
278 }; <<
279 }; <<
280 }; <<
281 <<
282 &hdmi_tx_phy { <<
283 status = "okay"; <<
284 }; <<
285 <<
286 &lcdif3 { <<
287 status = "okay"; <<
288 }; <<
289 <<
290 &pcie_phy { 286 &pcie_phy {
291 clocks = <&pcieclk 1>; 287 clocks = <&pcieclk 1>;
292 clock-names = "ref"; 288 clock-names = "ref";
293 fsl,refclk-pad-mode = <IMX8_PCIE_REFCL 289 fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
294 status = "okay"; 290 status = "okay";
295 }; 291 };
296 292
297 &pcie { 293 &pcie {
298 fsl,max-link-speed = <3>; 294 fsl,max-link-speed = <3>;
299 reset-gpio = <&gpio1 6 GPIO_ACTIVE_LOW 295 reset-gpio = <&gpio1 6 GPIO_ACTIVE_LOW>;
300 status = "okay"; 296 status = "okay";
301 }; 297 };
302 298
303 &sai3 { 299 &sai3 {
304 pinctrl-names = "default"; 300 pinctrl-names = "default";
305 pinctrl-0 = <&pinctrl_sai3>; 301 pinctrl-0 = <&pinctrl_sai3>;
306 assigned-clocks = <&clk IMX8MP_CLK_SAI 302 assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
307 assigned-clock-parents = <&clk IMX8MP_ 303 assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
308 assigned-clock-rates = <12288000>; 304 assigned-clock-rates = <12288000>;
309 fsl,sai-mclk-direction-output; 305 fsl,sai-mclk-direction-output;
310 status = "okay"; 306 status = "okay";
311 }; 307 };
312 308
313 &usb_dwc3_0 { 309 &usb_dwc3_0 {
314 usb-role-switch; 310 usb-role-switch;
315 311
316 port { 312 port {
317 dwc3_0_ep: endpoint { !! 313 #address-cells = <1>;
>> 314 #size-cells = <0>;
>> 315
>> 316 dwc3_0_hs_ep: endpoint@0 {
>> 317 reg = <0>;
>> 318 remote-endpoint = <&usb_c_0_hs_ep>;
>> 319 };
>> 320
>> 321 dwc3_0_ss_ep: endpoint@1 {
>> 322 reg = <1>;
318 remote-endpoint = <&pt 323 remote-endpoint = <&ptn5150_out_ep>;
319 }; 324 };
320 }; 325 };
321 }; 326 };
322 327
323 &usb3_1 { 328 &usb3_1 {
324 fsl,disable-port-power-control; 329 fsl,disable-port-power-control;
325 fsl,permanently-attached; 330 fsl,permanently-attached;
326 }; 331 };
327 332
328 &usb_dwc3_1 { 333 &usb_dwc3_1 {
329 /* This port has USB5734 Hub connected 334 /* This port has USB5734 Hub connected to it, PWR/OC pins are unused */
330 /delete-property/ pinctrl-names; 335 /delete-property/ pinctrl-names;
331 /delete-property/ pinctrl-0; 336 /delete-property/ pinctrl-0;
332 }; 337 };
333 338
334 &iomuxc { 339 &iomuxc {
335 /* 340 /*
336 * GPIO_A,B,C,E are connected to butto 341 * GPIO_A,B,C,E are connected to buttons.
337 * GPIO_D,F,G,I are connected to LEDs. 342 * GPIO_D,F,G,I are connected to LEDs.
338 * GPIO_H is connected to USB Hub RESE 343 * GPIO_H is connected to USB Hub RESET_N.
339 * GPIO_M is connected to CLKOUT2. 344 * GPIO_M is connected to CLKOUT2.
340 */ 345 */
341 pinctrl-0 = <&pinctrl_hog_base 346 pinctrl-0 = <&pinctrl_hog_base
342 &pinctrl_dhcom_h &pinctrl 347 &pinctrl_dhcom_h &pinctrl_dhcom_j &pinctrl_dhcom_k
343 &pinctrl_dhcom_l 348 &pinctrl_dhcom_l
344 &pinctrl_dhcom_int>; 349 &pinctrl_dhcom_int>;
345 350
346 pinctrl_ptn5150: ptn5150grp { 351 pinctrl_ptn5150: ptn5150grp {
347 fsl,pins = < 352 fsl,pins = <
348 MX8MP_IOMUXC_SAI2_TXC_ 353 MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25 0x40000000
349 >; 354 >;
350 }; 355 };
351 }; 356 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.