xref: /linux/arch/arm/boot/dts/st/stm32mp135f-dhcor-dhsbc.dts (revision 2a6b6c9a226279b4f6668450ddb21ae655558087) 
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 = &ethernet1;
26		ethernet1 = &ethernet2;
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&ethernet1 {
78	phy-handle = <&ethphy1>;
79	phy-mode = "rgmii-id";
80	pinctrl-0 = <&eth1_rgmii_pins_a>;
81	pinctrl-1 = <&eth1_rgmii_sleep_pins_a>;
82	pinctrl-names = "default", "sleep";
83	st,ext-phyclk;
84	status = "okay";
85
86	mdio {
87		#address-cells = <1>;
88		#size-cells = <0>;
89		compatible = "snps,dwmac-mdio";
90
91		ethphy1: ethernet-phy@1 {
92			/* RTL8211F */
93			compatible = "ethernet-phy-id001c.c916";
94			interrupt-parent = <&gpiog>;
95			interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
96			reg = <1>;
97			reset-assert-us = <15000>;
98			reset-deassert-us = <55000>;
99			reset-gpios = <&gpioa 11 GPIO_ACTIVE_LOW>;
100		};
101	};
102};
103
104&ethernet2 {
105	phy-handle = <&ethphy2>;
106	phy-mode = "rgmii-id";
107	pinctrl-0 = <&eth2_rgmii_pins_a>;
108	pinctrl-1 = <&eth2_rgmii_sleep_pins_a>;
109	pinctrl-names = "default", "sleep";
110	st,ext-phyclk;
111	status = "okay";
112
113	mdio {
114		#address-cells = <1>;
115		#size-cells = <0>;
116		compatible = "snps,dwmac-mdio";
117
118		ethphy2: ethernet-phy@1 {
119			/* RTL8211F */
120			compatible = "ethernet-phy-id001c.c916";
121			interrupt-parent = <&gpiog>;
122			interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
123			reg = <1>;
124			reset-assert-us = <15000>;
125			reset-deassert-us = <55000>;
126			reset-gpios = <&gpiog 8 GPIO_ACTIVE_LOW>;
127		};
128	};
129};
130
131&gpioa {
132	gpio-line-names = "", "", "", "",
133			  "", "DHSBC_USB_PWR_CC1", "", "",
134			  "", "", "", "DHSBC_nETH1_RST",
135			  "", "DHCOR_HW-CODING_0", "", "";
136};
137
138&gpiob {
139	gpio-line-names = "", "", "", "",
140			  "", "", "", "DHCOR_BT_HOST_WAKE",
141			  "", "", "", "",
142			  "", "DHSBC_nTPM_CS", "", "";
143};
144
145&gpioc {
146	gpio-line-names = "", "", "", "DHSBC_USB_5V_MEAS",
147			  "", "", "", "",
148			  "", "", "", "",
149			  "", "", "", "";
150};
151
152&gpiod {
153	gpio-line-names = "", "", "", "",
154			  "", "DHCOR_RAM-CODING_0", "", "",
155			  "", "DHCOR_RAM-CODING_1", "", "",
156			  "", "", "", "";
157};
158
159&gpioe {
160	gpio-line-names = "", "", "", "",
161			  "", "", "", "",
162			  "", "DHSBC_nTPM_RST", "", "",
163			  "DHSBC_nTPM_PIRQ", "", "DHCOR_WL_HOST_WAKE", "";
164};
165
166&gpiof {
167	gpio-line-names = "", "", "DHSBC_USB_PWR_nFLT", "",
168			  "", "", "", "",
169			  "", "", "", "",
170			  "DHCOR_WL_REG_ON", "DHSBC_USB_PWR_CC2", "", "";
171};
172
173&gpiog {
174	gpio-line-names = "", "", "", "",
175			  "", "", "", "",
176			  "DHSBC_nETH2_RST", "DHCOR_BT_DEV_WAKE", "", "",
177			  "DHSBC_ETH1_INTB", "", "", "DHSBC_ETH2_INTB";
178};
179
180&gpioi {
181	gpio-line-names = "DHCOR_RTC_nINT", "DHCOR_HW-CODING_1",
182			  "DHCOR_BT_REG_ON", "DHCOR_PMIC_nINT",
183			  "DHSBC_BOOT0", "DHSBC_BOOT1",
184			  "DHSBC_BOOT2", "DHSBC_USB-C_DATA_VBUS";
185};
186
187&i2c1 { /* Expansion connector: SDA:pin27 SCL:pin28 */
188	pinctrl-names = "default", "sleep";
189	pinctrl-0 = <&i2c1_pins_a>;
190	pinctrl-1 = <&i2c1_sleep_pins_a>;
191	i2c-scl-rising-time-ns = <96>;
192	i2c-scl-falling-time-ns = <3>;
193	clock-frequency = <400000>;
194	status = "okay";
195	/* spare dmas for other usage */
196	/delete-property/dmas;
197	/delete-property/dma-names;
198};
199
200&i2c5 { /* Expansion connector: SDA:pin3 SCL:pin5 */
201	pinctrl-names = "default", "sleep";
202	pinctrl-0 = <&i2c5_pins_b>;
203	pinctrl-1 = <&i2c5_sleep_pins_b>;
204	i2c-scl-rising-time-ns = <96>;
205	i2c-scl-falling-time-ns = <3>;
206	clock-frequency = <400000>;
207	status = "okay";
208	/* spare dmas for other usage */
209	/delete-property/dmas;
210	/delete-property/dma-names;
211};
212
213&m_can1 { /* Expansion connector: TX:pin16 RX:pin18 */
214	pinctrl-names = "default", "sleep";
215	pinctrl-0 = <&m_can1_pins_a>;
216	pinctrl-1 = <&m_can1_sleep_pins_a>;
217	status = "okay";
218};
219
220&m_can2 { /* Expansion connector: TX:pin22 RX:pin26 */
221	pinctrl-names = "default", "sleep";
222	pinctrl-0 = <&m_can2_pins_a>;
223	pinctrl-1 = <&m_can2_sleep_pins_a>;
224	status = "okay";
225};
226
227&pwr_regulators {
228	vdd-supply = <&vdd>;
229	vdd_3v3_usbfs-supply = <&vdd_usb>;
230	status = "okay";
231};
232
233&sai1 { /* Expansion connector: SCK-A:pin12 FS-A:pin35 SD-A:pin38 SD-B:pin40 */
234	clocks = <&rcc SAI1>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
235	clock-names = "pclk", "x8k", "x11k";
236	pinctrl-names = "default", "sleep";
237	pinctrl-0 = <&sai1a_pins_a &sai1b_pins_a>;
238	pinctrl-1 = <&sai1a_sleep_pins_a &sai1b_sleep_pins_a>;
239};
240
241&scmi_voltd {
242	status = "disabled";
243};
244
245&spi2 {
246	pinctrl-names = "default", "sleep";
247	pinctrl-0 = <&spi2_pins_a>;
248	pinctrl-1 = <&spi2_sleep_pins_a>;
249	cs-gpios = <&gpiob 13 0>;
250	status = "okay";
251
252	st33htph: tpm@0 {
253		compatible = "st,st33htpm-spi", "tcg,tpm_tis-spi";
254		reg = <0>;
255		spi-max-frequency = <24000000>;
256	};
257};
258
259&spi3 { /* Expansion connector: MOSI:pin19 MISO:pin21 SCK:pin22 nCS:pin24 */
260	pinctrl-names = "default", "sleep";
261	pinctrl-0 = <&spi3_pins_a>;
262	pinctrl-1 = <&spi3_sleep_pins_a>;
263	cs-gpios = <&gpiof 3 0>;
264	status = "disabled";
265};
266
267&timers5 { /* Expansion connector: CH3:pin31 */
268	/delete-property/dmas;
269	/delete-property/dma-names;
270	status = "okay";
271
272	pwm {
273		pinctrl-0 = <&pwm5_pins_a>;
274		pinctrl-1 = <&pwm5_sleep_pins_a>;
275		pinctrl-names = "default", "sleep";
276		status = "okay";
277	};
278	timer@4 {
279		status = "okay";
280	};
281};
282
283&timers13 { /* Expansion connector: CH1:pin32 */
284	/delete-property/dmas;
285	/delete-property/dma-names;
286	status = "okay";
287
288	pwm {
289		pinctrl-0 = <&pwm13_pins_a>;
290		pinctrl-1 = <&pwm13_sleep_pins_a>;
291		pinctrl-names = "default", "sleep";
292		status = "okay";
293	};
294	timer@12 {
295		status = "okay";
296	};
297};
298
299&usart1 { /* Expansion connector: RX:pin33 TX:pin37 */
300	pinctrl-names = "default", "sleep", "idle";
301	pinctrl-0 = <&usart1_pins_b>;
302	pinctrl-1 = <&usart1_sleep_pins_b>;
303	pinctrl-2 = <&usart1_idle_pins_b>;
304	status = "okay";
305};
306
307&usart2 { /* Expansion connector: RX:pin10 TX:pin8 RTS:pin11 CTS:pin36 */
308	pinctrl-names = "default", "sleep", "idle";
309	pinctrl-0 = <&usart2_pins_b>;
310	pinctrl-1 = <&usart2_sleep_pins_b>;
311	pinctrl-2 = <&usart2_idle_pins_b>;
312	uart-has-rtscts;
313	status = "okay";
314};
315
316&usbh_ehci {
317	phys = <&usbphyc_port0>;
318	status = "okay";
319};
320
321&usbh_ohci {
322	phys = <&usbphyc_port0>;
323	status = "okay";
324};
325
326&usbotg_hs {
327	dr_mode = "peripheral";
328	phys = <&usbphyc_port1 0>;
329	phy-names = "usb2-phy";
330	usb33d-supply = <&usb33>;
331	status = "okay";
332};
333
334&usbphyc {
335	status = "okay";
336	vdda1v1-supply = <&reg11>;
337	vdda1v8-supply = <&reg18>;
338};
339
340&usbphyc_port0 {
341	phy-supply = <&vdd_usb>;
342	st,current-boost-microamp = <1000>;
343	st,decrease-hs-slew-rate;
344	st,tune-hs-dc-level = <2>;
345	st,enable-hs-rftime-reduction;
346	st,trim-hs-current = <11>;
347	st,trim-hs-impedance = <2>;
348	st,tune-squelch-level = <1>;
349	st,enable-hs-rx-gain-eq;
350	st,no-hs-ftime-ctrl;
351	st,no-lsfs-sc;
352	connector {
353		compatible = "usb-a-connector";
354		vbus-supply = <&vbus_sw>;
355	};
356};
357
358&usbphyc_port1 {
359	phy-supply = <&vdd_usb>;
360	st,current-boost-microamp = <1000>;
361	st,decrease-hs-slew-rate;
362	st,tune-hs-dc-level = <2>;
363	st,enable-hs-rftime-reduction;
364	st,trim-hs-current = <11>;
365	st,trim-hs-impedance = <2>;
366	st,tune-squelch-level = <1>;
367	st,enable-hs-rx-gain-eq;
368	st,no-hs-ftime-ctrl;
369	st,no-lsfs-sc;
370	connector {
371		compatible = "gpio-usb-b-connector", "usb-b-connector";
372		vbus-gpios = <&gpioi 7 GPIO_ACTIVE_HIGH>;
373		label = "Type-C";
374		self-powered;
375		type = "micro";
376	};
377};
378