1// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
2/*
3 * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
4 * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
5 */
6/dts-v1/;
7
8#include "stm32mp157.dtsi"
9#include "stm32mp15xc.dtsi"
10#include "stm32mp15-pinctrl.dtsi"
11#include "stm32mp15xxaa-pinctrl.dtsi"
12#include <dt-bindings/gpio/gpio.h>
13#include <dt-bindings/mfd/st,stpmic1.h>
14
15/ {
16	model = "STMicroelectronics STM32MP157C eval daughter";
17	compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
18
19	chosen {
20		stdout-path = "serial0:115200n8";
21	};
22
23	memory@c0000000 {
24		device_type = "memory";
25		reg = <0xC0000000 0x40000000>;
26	};
27
28	reserved-memory {
29		#address-cells = <1>;
30		#size-cells = <1>;
31		ranges;
32
33		mcuram2: mcuram2@10000000 {
34			compatible = "shared-dma-pool";
35			reg = <0x10000000 0x40000>;
36			no-map;
37		};
38
39		vdev0vring0: vdev0vring0@10040000 {
40			compatible = "shared-dma-pool";
41			reg = <0x10040000 0x1000>;
42			no-map;
43		};
44
45		vdev0vring1: vdev0vring1@10041000 {
46			compatible = "shared-dma-pool";
47			reg = <0x10041000 0x1000>;
48			no-map;
49		};
50
51		vdev0buffer: vdev0buffer@10042000 {
52			compatible = "shared-dma-pool";
53			reg = <0x10042000 0x4000>;
54			no-map;
55		};
56
57		mcuram: mcuram@30000000 {
58			compatible = "shared-dma-pool";
59			reg = <0x30000000 0x40000>;
60			no-map;
61		};
62
63		retram: retram@38000000 {
64			compatible = "shared-dma-pool";
65			reg = <0x38000000 0x10000>;
66			no-map;
67		};
68
69		gpu_reserved: gpu@e8000000 {
70			reg = <0xe8000000 0x8000000>;
71			no-map;
72		};
73	};
74
75	aliases {
76		serial0 = &uart4;
77	};
78
79	sd_switch: regulator-sd_switch {
80		compatible = "regulator-gpio";
81		regulator-name = "sd_switch";
82		regulator-min-microvolt = <1800000>;
83		regulator-max-microvolt = <2900000>;
84		regulator-type = "voltage";
85		regulator-always-on;
86
87		gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
88		gpios-states = <0>;
89		states = <1800000 0x1>,
90			 <2900000 0x0>;
91	};
92
93	vin: vin {
94		compatible = "regulator-fixed";
95		regulator-name = "vin";
96		regulator-min-microvolt = <5000000>;
97		regulator-max-microvolt = <5000000>;
98		regulator-always-on;
99	};
100};
101
102&adc {
103	/* ANA0, ANA1 are dedicated pins and don't need pinctrl: only in6. */
104	pinctrl-0 = <&adc1_in6_pins_a>;
105	pinctrl-names = "default";
106	vdd-supply = <&vdd>;
107	vdda-supply = <&vdda>;
108	vref-supply = <&vdda>;
109	status = "disabled";
110	adc1: adc@0 {
111		st,adc-channels = <0 1 6>;
112		/* 16.5 ck_cycles sampling time */
113		st,min-sample-time-nsecs = <400>;
114		status = "okay";
115	};
116};
117
118&bsec {
119	board_id: board_id@ec {
120		reg = <0xec 0x4>;
121		st,non-secure-otp;
122	};
123};
124
125&crc1 {
126	status = "disabled";
127};
128
129&dac {
130	pinctrl-names = "default";
131	pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
132	vref-supply = <&vdda>;
133	status = "disabled";
134	dac1: dac@1 {
135		status = "okay";
136	};
137	dac2: dac@2 {
138		status = "okay";
139	};
140};
141
142&dts {
143	status = "disabled";
144};
145
146&gpu {
147	contiguous-area = <&gpu_reserved>;
148};
149
150&hash1 {
151	status = "disabled";
152};
153
154&i2c4 {
155	pinctrl-names = "default", "sleep";
156	pinctrl-0 = <&i2c4_pins_a>;
157	pinctrl-1 = <&i2c4_sleep_pins_a>;
158	i2c-scl-rising-time-ns = <185>;
159	i2c-scl-falling-time-ns = <20>;
160	clock-frequency = <400000>;
161	status = "okay";
162	/* spare dmas for other usage */
163	/delete-property/dmas;
164	/delete-property/dma-names;
165
166	pmic: stpmic@33 {
167		compatible = "st,stpmic1";
168		reg = <0x33>;
169		interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
170		interrupt-controller;
171		#interrupt-cells = <2>;
172		status = "okay";
173
174		regulators {
175			compatible = "st,stpmic1-regulators";
176			buck1-supply = <&vin>;
177			buck2-supply = <&vin>;
178			buck3-supply = <&vin>;
179			buck4-supply = <&vin>;
180			ldo1-supply = <&v3v3>;
181			ldo2-supply = <&v3v3>;
182			ldo3-supply = <&vdd_ddr>;
183			ldo4-supply = <&vin>;
184			ldo5-supply = <&v3v3>;
185			ldo6-supply = <&v3v3>;
186			vref_ddr-supply = <&vin>;
187			boost-supply = <&vin>;
188			pwr_sw1-supply = <&bst_out>;
189			pwr_sw2-supply = <&bst_out>;
190
191			vddcore: buck1 {
192				regulator-name = "vddcore";
193				regulator-min-microvolt = <1200000>;
194				regulator-max-microvolt = <1350000>;
195				regulator-always-on;
196				regulator-initial-mode = <0>;
197				regulator-over-current-protection;
198			};
199
200			vdd_ddr: buck2 {
201				regulator-name = "vdd_ddr";
202				regulator-min-microvolt = <1350000>;
203				regulator-max-microvolt = <1350000>;
204				regulator-always-on;
205				regulator-initial-mode = <0>;
206				regulator-over-current-protection;
207			};
208
209			vdd: buck3 {
210				regulator-name = "vdd";
211				regulator-min-microvolt = <3300000>;
212				regulator-max-microvolt = <3300000>;
213				regulator-always-on;
214				st,mask-reset;
215				regulator-initial-mode = <0>;
216				regulator-over-current-protection;
217			};
218
219			v3v3: buck4 {
220				regulator-name = "v3v3";
221				regulator-min-microvolt = <3300000>;
222				regulator-max-microvolt = <3300000>;
223				regulator-always-on;
224				regulator-over-current-protection;
225				regulator-initial-mode = <0>;
226			};
227
228			vdda: ldo1 {
229				regulator-name = "vdda";
230				regulator-min-microvolt = <2900000>;
231				regulator-max-microvolt = <2900000>;
232				interrupts = <IT_CURLIM_LDO1 0>;
233			};
234
235			v2v8: ldo2 {
236				regulator-name = "v2v8";
237				regulator-min-microvolt = <2800000>;
238				regulator-max-microvolt = <2800000>;
239				interrupts = <IT_CURLIM_LDO2 0>;
240			};
241
242			vtt_ddr: ldo3 {
243				regulator-name = "vtt_ddr";
244				regulator-min-microvolt = <500000>;
245				regulator-max-microvolt = <750000>;
246				regulator-always-on;
247				regulator-over-current-protection;
248			};
249
250			vdd_usb: ldo4 {
251				regulator-name = "vdd_usb";
252				interrupts = <IT_CURLIM_LDO4 0>;
253			};
254
255			vdd_sd: ldo5 {
256				regulator-name = "vdd_sd";
257				regulator-min-microvolt = <2900000>;
258				regulator-max-microvolt = <2900000>;
259				interrupts = <IT_CURLIM_LDO5 0>;
260				regulator-boot-on;
261			};
262
263			v1v8: ldo6 {
264				regulator-name = "v1v8";
265				regulator-min-microvolt = <1800000>;
266				regulator-max-microvolt = <1800000>;
267				interrupts = <IT_CURLIM_LDO6 0>;
268			};
269
270			vref_ddr: vref_ddr {
271				regulator-name = "vref_ddr";
272				regulator-always-on;
273			};
274
275			bst_out: boost {
276				regulator-name = "bst_out";
277				interrupts = <IT_OCP_BOOST 0>;
278			};
279
280			vbus_otg: pwr_sw1 {
281				regulator-name = "vbus_otg";
282				interrupts = <IT_OCP_OTG 0>;
283			 };
284
285			 vbus_sw: pwr_sw2 {
286				regulator-name = "vbus_sw";
287				interrupts = <IT_OCP_SWOUT 0>;
288				regulator-active-discharge = <1>;
289			 };
290		};
291
292		onkey {
293			compatible = "st,stpmic1-onkey";
294			interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
295			interrupt-names = "onkey-falling", "onkey-rising";
296			power-off-time-sec = <10>;
297			status = "disabled";
298		};
299
300		watchdog {
301			compatible = "st,stpmic1-wdt";
302			status = "disabled";
303		};
304	};
305};
306
307&ipcc {
308	status = "disabled";
309};
310
311&iwdg1 {
312	timeout-sec = <32>;
313};
314
315&iwdg2 {
316	timeout-sec = <32>;
317	status = "okay";
318	secure-status = "disabled";
319};
320
321&m4_rproc {
322	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
323			<&vdev0vring1>, <&vdev0buffer>;
324	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
325	mbox-names = "vq0", "vq1", "shutdown", "detach";
326	interrupt-parent = <&exti>;
327	interrupts = <68 1>;
328	status = "disabled";
329};
330
331&pwr_regulators {
332	vdd-supply = <&vdd>;
333	vdd_3v3_usbfs-supply = <&vdd_usb>;
334};
335
336&rcc {
337	status = "okay";
338};
339
340&rng1 {
341	status = "okay";
342};
343
344&rtc {
345	status = "disabled";
346};
347
348&sdmmc1 {
349	pinctrl-names = "default", "opendrain", "sleep";
350	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
351	pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
352	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
353	cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
354	disable-wp;
355	st,sig-dir;
356	st,neg-edge;
357	st,use-ckin;
358	bus-width = <4>;
359	vmmc-supply = <&vdd_sd>;
360	vqmmc-supply = <&sd_switch>;
361	sd-uhs-sdr12;
362	sd-uhs-sdr25;
363	sd-uhs-sdr50;
364	sd-uhs-ddr50;
365	status = "disabled";
366};
367
368&sdmmc2 {
369	pinctrl-names = "default", "opendrain", "sleep";
370	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
371	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
372	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
373	non-removable;
374	no-sd;
375	no-sdio;
376	st,neg-edge;
377	bus-width = <8>;
378	vmmc-supply = <&v3v3>;
379	vqmmc-supply = <&vdd>;
380	mmc-ddr-3_3v;
381	status = "disabled";
382};
383
384&timers6 {
385	status = "disabled";
386	/* spare dmas for other usage */
387	/delete-property/dmas;
388	/delete-property/dma-names;
389	timer@5 {
390		status = "okay";
391	};
392};
393
394&uart4 {
395	pinctrl-names = "default", "sleep", "idle";
396	pinctrl-0 = <&uart4_pins_a>;
397	pinctrl-1 = <&uart4_sleep_pins_a>;
398	pinctrl-2 = <&uart4_idle_pins_a>;
399	/delete-property/dmas;
400	/delete-property/dma-names;
401	status = "okay";
402};
403
404&usbotg_hs {
405	vbus-supply = <&vbus_otg>;
406};
407
408&usbphyc_port0 {
409	phy-supply = <&vdd_usb>;
410};
411
412&usbphyc_port1 {
413	phy-supply = <&vdd_usb>;
414};
415