1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
2 /*
3 * Copyright (C) 2024 Marek Vasut <marex@denx.de>
4 *
5 * DHCOR STM32MP13 variant:
6 * DHCR-STM32MP135F-C100-R051-EE-F0409-SPI4-RTC-WBT-I-01LG
7 * DHCOR PCB number: 718-100 or newer
8 * DHSBC PCB number: 719-100 or newer
9 */
10
11 /dts-v1/;
12
13 #include <dt-bindings/regulator/st,stm32mp13-regulator.h>
14 #include "stm32mp135.dtsi"
15 #include "stm32mp13xf.dtsi"
16 #include "stm32mp13xx-dhcor-som.dtsi"
17
18 / {
19 model = "DH electronics STM32MP135F DHCOR DHSBC";
20 compatible = "dh,stm32mp135f-dhcor-dhsbc",
21 "dh,stm32mp135f-dhcor-som",
22 "st,stm32mp135";
23
24 aliases {
25 ethernet0 = ðernet1;
26 ethernet1 = ðernet2;
27 serial2 = &usart1;
28 serial3 = &usart2;
29 };
30
31 chosen {
32 stdout-path = "serial0:115200n8";
33 };
34 };
35
36 &adc_1 {
37 pinctrl-names = "default";
38 pinctrl-0 = <&adc1_pins_a &adc1_usb_cc_pins_b>;
39 vdda-supply = <&vdd_adc>;
40 vref-supply = <&vdd_adc>;
41 status = "okay";
42
43 adc1: adc@0 {
44 status = "okay";
45
46 /*
47 * Type-C USB_PWR_CC1 & USB_PWR_CC2 on in2 & in11.
48 * Use at least 5 * RC time, e.g. 5 * (Rp + Rd) * C:
49 * 5 * (5.1 + 47kOhms) * 5pF => 1.3us.
50 * Use arbitrary margin here (e.g. 5us).
51 *
52 * The pinmux pins must be set as ANALOG, use datasheet
53 * DS13483 Table 7. STM32MP135C/F ball definitions to
54 * find out which 'pin name' maps to which 'additional
55 * functions', which lists the mapping between pin and
56 * ADC channel. In this case, PA5 maps to ADC1_INP2 and
57 * PF13 maps to ADC1_INP11 .
58 */
59 channel@2 {
60 reg = <2>;
61 st,min-sample-time-ns = <5000>;
62 };
63
64 channel@11 {
65 reg = <11>;
66 st,min-sample-time-ns = <5000>;
67 };
68
69 /* Expansion connector: INP12:pin29 */
70 channel@12 {
71 reg = <12>;
72 st,min-sample-time-ns = <5000>;
73 };
74 };
75 };
76
77 ðernet1 {
78 nvmem-cell-names = "mac-address";
79 nvmem-cells = <ðernet_mac1_address>;
80 phy-handle = <ðphy1>;
81 phy-mode = "rgmii-id";
82 pinctrl-0 = <ð1_rgmii_pins_a>;
83 pinctrl-1 = <ð1_rgmii_sleep_pins_a>;
84 pinctrl-names = "default", "sleep";
85 st,ext-phyclk;
86 status = "okay";
87
88 mdio {
89 #address-cells = <1>;
90 #size-cells = <0>;
91 compatible = "snps,dwmac-mdio";
92
93 ethphy1: ethernet-phy@1 {
94 /* RTL8211F */
95 compatible = "ethernet-phy-id001c.c916";
96 interrupt-parent = <&gpiog>;
97 interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
98 reg = <1>;
99 realtek,clkout-disable;
100 reset-assert-us = <15000>;
101 reset-deassert-us = <55000>;
102 reset-gpios = <&gpioa 11 GPIO_ACTIVE_LOW>;
103
104 leds {
105 #address-cells = <1>;
106 #size-cells = <0>;
107
108 led@0 {
109 reg = <0>;
110 color = <LED_COLOR_ID_GREEN>;
111 function = LED_FUNCTION_WAN;
112 linux,default-trigger = "netdev";
113 };
114
115 led@1 {
116 reg = <1>;
117 color = <LED_COLOR_ID_YELLOW>;
118 function = LED_FUNCTION_WAN;
119 linux,default-trigger = "netdev";
120 };
121 };
122 };
123 };
124 };
125
126 ðernet2 {
127 nvmem-cell-names = "mac-address";
128 nvmem-cells = <ðernet_mac2_address>;
129 phy-handle = <ðphy2>;
130 phy-mode = "rgmii-id";
131 pinctrl-0 = <ð2_rgmii_pins_a>;
132 pinctrl-1 = <ð2_rgmii_sleep_pins_a>;
133 pinctrl-names = "default", "sleep";
134 st,ext-phyclk;
135 status = "okay";
136
137 mdio {
138 #address-cells = <1>;
139 #size-cells = <0>;
140 compatible = "snps,dwmac-mdio";
141
142 ethphy2: ethernet-phy@1 {
143 /* RTL8211F */
144 compatible = "ethernet-phy-id001c.c916";
145 interrupt-parent = <&gpiog>;
146 interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
147 reg = <1>;
148 realtek,clkout-disable;
149 reset-assert-us = <15000>;
150 reset-deassert-us = <55000>;
151 reset-gpios = <&gpiog 8 GPIO_ACTIVE_LOW>;
152
153 leds {
154 #address-cells = <1>;
155 #size-cells = <0>;
156
157 led@0 {
158 reg = <0>;
159 color = <LED_COLOR_ID_GREEN>;
160 function = LED_FUNCTION_LAN;
161 linux,default-trigger = "netdev";
162 };
163
164 led@1 {
165 reg = <1>;
166 color = <LED_COLOR_ID_YELLOW>;
167 function = LED_FUNCTION_LAN;
168 linux,default-trigger = "netdev";
169 };
170 };
171 };
172 };
173 };
174
175 &gpioa {
176 gpio-line-names = "", "", "", "",
177 "", "DHSBC_USB_PWR_CC1", "", "",
178 "", "", "", "DHSBC_nETH1_RST",
179 "", "DHCOR_HW-CODING_0", "", "";
180 };
181
182 &gpiob {
183 gpio-line-names = "", "", "", "",
184 "", "", "", "DHCOR_BT_HOST_WAKE",
185 "", "", "", "",
186 "", "DHSBC_nTPM_CS", "", "";
187 };
188
189 &gpioc {
190 gpio-line-names = "", "", "", "DHSBC_USB_5V_MEAS",
191 "", "", "", "",
192 "", "", "", "",
193 "", "", "", "";
194 };
195
196 &gpiod {
197 gpio-line-names = "", "", "", "",
198 "", "DHCOR_RAM-CODING_0", "", "",
199 "", "DHCOR_RAM-CODING_1", "", "",
200 "", "", "", "";
201 };
202
203 &gpioe {
204 gpio-line-names = "", "", "", "",
205 "", "", "", "",
206 "", "DHSBC_nTPM_RST", "", "",
207 "DHSBC_nTPM_PIRQ", "", "DHCOR_WL_HOST_WAKE", "";
208 };
209
210 &gpiof {
211 gpio-line-names = "", "", "DHSBC_USB_PWR_nFLT", "",
212 "", "", "", "",
213 "", "", "", "",
214 "DHCOR_WL_REG_ON", "DHSBC_USB_PWR_CC2", "", "";
215 };
216
217 &gpiog {
218 gpio-line-names = "", "", "", "",
219 "", "", "", "",
220 "DHSBC_nETH2_RST", "DHCOR_BT_DEV_WAKE", "", "",
221 "DHSBC_ETH1_INTB", "", "", "DHSBC_ETH2_INTB";
222 };
223
224 &gpioi {
225 gpio-line-names = "DHCOR_RTC_nINT", "DHCOR_HW-CODING_1",
226 "DHCOR_BT_REG_ON", "DHCOR_PMIC_nINT",
227 "DHSBC_BOOT0", "DHSBC_BOOT1",
228 "DHSBC_BOOT2", "DHSBC_USB-C_DATA_VBUS";
229 };
230
231 &i2c1 { /* Expansion connector: SDA:pin27 SCL:pin28 */
232 pinctrl-names = "default", "sleep";
233 pinctrl-0 = <&i2c1_pins_a>;
234 pinctrl-1 = <&i2c1_sleep_pins_a>;
235 i2c-scl-rising-time-ns = <96>;
236 i2c-scl-falling-time-ns = <3>;
237 clock-frequency = <400000>;
238 status = "okay";
239 /* spare dmas for other usage */
240 /delete-property/dmas;
241 /delete-property/dma-names;
242 };
243
244 &i2c5 { /* Expansion connector: SDA:pin3 SCL:pin5 */
245 pinctrl-names = "default", "sleep";
246 pinctrl-0 = <&i2c5_pins_b>;
247 pinctrl-1 = <&i2c5_sleep_pins_b>;
248 i2c-scl-rising-time-ns = <96>;
249 i2c-scl-falling-time-ns = <3>;
250 clock-frequency = <400000>;
251 status = "okay";
252 /* spare dmas for other usage */
253 /delete-property/dmas;
254 /delete-property/dma-names;
255 };
256
257 &m_can1 { /* Expansion connector: TX:pin16 RX:pin18 */
258 pinctrl-names = "default", "sleep";
259 pinctrl-0 = <&m_can1_pins_a>;
260 pinctrl-1 = <&m_can1_sleep_pins_a>;
261 status = "okay";
262 };
263
264 &m_can2 { /* Expansion connector: TX:pin22 RX:pin26 */
265 pinctrl-names = "default", "sleep";
266 pinctrl-0 = <&m_can2_pins_a>;
267 pinctrl-1 = <&m_can2_sleep_pins_a>;
268 status = "okay";
269 };
270
271 &pwr_regulators {
272 vdd-supply = <&vdd>;
273 vdd_3v3_usbfs-supply = <&vdd_usb>;
274 status = "okay";
275 };
276
277 &sai1 { /* Expansion connector: SCK-A:pin12 FS-A:pin35 SD-A:pin38 SD-B:pin40 */
278 clocks = <&rcc SAI1>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
279 clock-names = "pclk", "x8k", "x11k";
280 pinctrl-names = "default", "sleep";
281 pinctrl-0 = <&sai1a_pins_a &sai1b_pins_a>;
282 pinctrl-1 = <&sai1a_sleep_pins_a &sai1b_sleep_pins_a>;
283 };
284
285 &scmi_voltd {
286 status = "disabled";
287 };
288
289 &spi2 {
290 pinctrl-names = "default", "sleep";
291 pinctrl-0 = <&spi2_pins_a>;
292 pinctrl-1 = <&spi2_sleep_pins_a>;
293 cs-gpios = <&gpiob 13 0>;
294 status = "okay";
295
296 st33htph: tpm@0 {
297 compatible = "st,st33htpm-spi", "tcg,tpm_tis-spi";
298 reg = <0>;
299 spi-max-frequency = <24000000>;
300 };
301 };
302
303 &spi3 { /* Expansion connector: MOSI:pin19 MISO:pin21 SCK:pin22 nCS:pin24 */
304 pinctrl-names = "default", "sleep";
305 pinctrl-0 = <&spi3_pins_a>;
306 pinctrl-1 = <&spi3_sleep_pins_a>;
307 cs-gpios = <&gpiof 3 0>;
308 status = "disabled";
309 };
310
311 &timers5 { /* Expansion connector: CH3:pin31 */
312 /delete-property/dmas;
313 /delete-property/dma-names;
314 status = "okay";
315
316 pwm {
317 pinctrl-0 = <&pwm5_pins_a>;
318 pinctrl-1 = <&pwm5_sleep_pins_a>;
319 pinctrl-names = "default", "sleep";
320 status = "okay";
321 };
322 timer@4 {
323 status = "okay";
324 };
325 };
326
327 &timers13 { /* Expansion connector: CH1:pin32 */
328 /delete-property/dmas;
329 /delete-property/dma-names;
330 status = "okay";
331
332 pwm {
333 pinctrl-0 = <&pwm13_pins_a>;
334 pinctrl-1 = <&pwm13_sleep_pins_a>;
335 pinctrl-names = "default", "sleep";
336 status = "okay";
337 };
338 timer@12 {
339 status = "okay";
340 };
341 };
342
343 &usart1 { /* Expansion connector: RX:pin33 TX:pin37 */
344 pinctrl-names = "default", "sleep", "idle";
345 pinctrl-0 = <&usart1_pins_b>;
346 pinctrl-1 = <&usart1_sleep_pins_b>;
347 pinctrl-2 = <&usart1_idle_pins_b>;
348 status = "okay";
349 };
350
351 &usart2 { /* Expansion connector: RX:pin10 TX:pin8 RTS:pin11 CTS:pin36 */
352 pinctrl-names = "default", "sleep", "idle";
353 pinctrl-0 = <&usart2_pins_b>;
354 pinctrl-1 = <&usart2_sleep_pins_b>;
355 pinctrl-2 = <&usart2_idle_pins_b>;
356 uart-has-rtscts;
357 status = "okay";
358 };
359
360 &usbh_ehci {
361 phys = <&usbphyc_port0>;
362 status = "okay";
363 };
364
365 &usbh_ohci {
366 phys = <&usbphyc_port0>;
367 status = "okay";
368 };
369
370 &usbotg_hs {
371 dr_mode = "peripheral";
372 phys = <&usbphyc_port1 0>;
373 phy-names = "usb2-phy";
374 usb33d-supply = <&usb33>;
375 status = "okay";
376 };
377
378 &usbphyc {
379 status = "okay";
380 vdda1v1-supply = <®11>;
381 vdda1v8-supply = <®18>;
382 };
383
384 &usbphyc_port0 {
385 phy-supply = <&vdd_usb>;
386 st,current-boost-microamp = <1000>;
387 st,decrease-hs-slew-rate;
388 st,tune-hs-dc-level = <2>;
389 st,enable-hs-rftime-reduction;
390 st,trim-hs-current = <11>;
391 st,trim-hs-impedance = <2>;
392 st,tune-squelch-level = <1>;
393 st,enable-hs-rx-gain-eq;
394 st,no-hs-ftime-ctrl;
395 st,no-lsfs-sc;
396 connector {
397 compatible = "usb-a-connector";
398 vbus-supply = <&vbus_sw>;
399 };
400 };
401
402 &usbphyc_port1 {
403 phy-supply = <&vdd_usb>;
404 st,current-boost-microamp = <1000>;
405 st,decrease-hs-slew-rate;
406 st,tune-hs-dc-level = <2>;
407 st,enable-hs-rftime-reduction;
408 st,trim-hs-current = <11>;
409 st,trim-hs-impedance = <2>;
410 st,tune-squelch-level = <1>;
411 st,enable-hs-rx-gain-eq;
412 st,no-hs-ftime-ctrl;
413 st,no-lsfs-sc;
414 connector {
415 compatible = "gpio-usb-b-connector", "usb-b-connector";
416 vbus-gpios = <&gpioi 7 GPIO_ACTIVE_HIGH>;
417 label = "Type-C";
418 self-powered;
419 type = "micro";
420 };
421 };
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