1// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
2/*
3 * Copyright (C) STMicroelectronics 2019 - All Rights Reserved
4 * Author: Alexandre Torgue <alexandre.torgue@st.com> for STMicroelectronics.
5 */
6
7/dts-v1/;
8
9#include "stm32mp157c.dtsi"
10#include "stm32mp157xac-pinctrl.dtsi"
11#include <dt-bindings/gpio/gpio.h>
12#include <dt-bindings/mfd/st,stpmic1.h>
13
14/ {
15	model = "STMicroelectronics STM32MP157A-DK1 Discovery Board";
16	compatible = "st,stm32mp157a-dk1", "st,stm32mp157";
17
18	aliases {
19		ethernet0 = &ethernet0;
20		serial0 = &uart4;
21	};
22
23	chosen {
24		stdout-path = "serial0:115200n8";
25	};
26
27	memory@c0000000 {
28		reg = <0xc0000000 0x20000000>;
29	};
30
31	reserved-memory {
32		#address-cells = <1>;
33		#size-cells = <1>;
34		ranges;
35
36		mcuram2: mcuram2@10000000 {
37			compatible = "shared-dma-pool";
38			reg = <0x10000000 0x40000>;
39			no-map;
40		};
41
42		vdev0vring0: vdev0vring0@10040000 {
43			compatible = "shared-dma-pool";
44			reg = <0x10040000 0x1000>;
45			no-map;
46		};
47
48		vdev0vring1: vdev0vring1@10041000 {
49			compatible = "shared-dma-pool";
50			reg = <0x10041000 0x1000>;
51			no-map;
52		};
53
54		vdev0buffer: vdev0buffer@10042000 {
55			compatible = "shared-dma-pool";
56			reg = <0x10042000 0x4000>;
57			no-map;
58		};
59
60		mcuram: mcuram@30000000 {
61			compatible = "shared-dma-pool";
62			reg = <0x30000000 0x40000>;
63			no-map;
64		};
65
66		retram: retram@38000000 {
67			compatible = "shared-dma-pool";
68			reg = <0x38000000 0x10000>;
69			no-map;
70		};
71
72		gpu_reserved: gpu@d4000000 {
73			reg = <0xd4000000 0x4000000>;
74			no-map;
75		};
76	};
77
78	led {
79		compatible = "gpio-leds";
80		blue {
81			label = "heartbeat";
82			gpios = <&gpiod 11 GPIO_ACTIVE_HIGH>;
83			linux,default-trigger = "heartbeat";
84			default-state = "off";
85		};
86	};
87
88	sound {
89		compatible = "audio-graph-card";
90		label = "STM32MP1-DK";
91		routing =
92			"Playback" , "MCLK",
93			"Capture" , "MCLK",
94			"MICL" , "Mic Bias";
95		dais = <&sai2a_port &sai2b_port>;
96		status = "okay";
97	};
98};
99
100&cec {
101	pinctrl-names = "default", "sleep";
102	pinctrl-0 = <&cec_pins_b>;
103	pinctrl-1 = <&cec_pins_sleep_b>;
104	status = "okay";
105};
106
107&ethernet0 {
108	status = "okay";
109	pinctrl-0 = <&ethernet0_rgmii_pins_a>;
110	pinctrl-1 = <&ethernet0_rgmii_pins_sleep_a>;
111	pinctrl-names = "default", "sleep";
112	phy-mode = "rgmii-id";
113	max-speed = <1000>;
114	phy-handle = <&phy0>;
115
116	mdio0 {
117		#address-cells = <1>;
118		#size-cells = <0>;
119		compatible = "snps,dwmac-mdio";
120		phy0: ethernet-phy@0 {
121			reg = <0>;
122		};
123	};
124};
125
126&gpu {
127	contiguous-area = <&gpu_reserved>;
128	status = "okay";
129};
130
131&i2c1 {
132	pinctrl-names = "default", "sleep";
133	pinctrl-0 = <&i2c1_pins_a>;
134	pinctrl-1 = <&i2c1_pins_sleep_a>;
135	i2c-scl-rising-time-ns = <100>;
136	i2c-scl-falling-time-ns = <7>;
137	status = "okay";
138	/delete-property/dmas;
139	/delete-property/dma-names;
140
141	hdmi-transmitter@39 {
142		compatible = "sil,sii9022";
143		reg = <0x39>;
144		iovcc-supply = <&v3v3_hdmi>;
145		cvcc12-supply = <&v1v2_hdmi>;
146		reset-gpios = <&gpioa 10 GPIO_ACTIVE_LOW>;
147		interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
148		interrupt-parent = <&gpiog>;
149		pinctrl-names = "default", "sleep";
150		pinctrl-0 = <&ltdc_pins_a>;
151		pinctrl-1 = <&ltdc_pins_sleep_a>;
152		status = "okay";
153
154		ports {
155			#address-cells = <1>;
156			#size-cells = <0>;
157
158			port@0 {
159				reg = <0>;
160				sii9022_in: endpoint {
161					remote-endpoint = <&ltdc_ep0_out>;
162				};
163			};
164		};
165	};
166
167	cs42l51: cs42l51@4a {
168		compatible = "cirrus,cs42l51";
169		reg = <0x4a>;
170		#sound-dai-cells = <0>;
171		VL-supply = <&v3v3>;
172		VD-supply = <&v1v8_audio>;
173		VA-supply = <&v1v8_audio>;
174		VAHP-supply = <&v1v8_audio>;
175		reset-gpios = <&gpiog 9 GPIO_ACTIVE_LOW>;
176		clocks = <&sai2a>;
177		clock-names = "MCLK";
178		status = "okay";
179
180		cs42l51_port: port {
181			#address-cells = <1>;
182			#size-cells = <0>;
183
184			cs42l51_tx_endpoint: endpoint@0 {
185				reg = <0>;
186				remote-endpoint = <&sai2a_endpoint>;
187				frame-master;
188				bitclock-master;
189			};
190
191			cs42l51_rx_endpoint: endpoint@1 {
192				reg = <1>;
193				remote-endpoint = <&sai2b_endpoint>;
194				frame-master;
195				bitclock-master;
196			};
197		};
198	};
199};
200
201&i2c4 {
202	pinctrl-names = "default";
203	pinctrl-0 = <&i2c4_pins_a>;
204	i2c-scl-rising-time-ns = <185>;
205	i2c-scl-falling-time-ns = <20>;
206	status = "okay";
207	/* spare dmas for other usage */
208	/delete-property/dmas;
209	/delete-property/dma-names;
210
211	pmic: stpmic@33 {
212		compatible = "st,stpmic1";
213		reg = <0x33>;
214		interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
215		interrupt-controller;
216		#interrupt-cells = <2>;
217		status = "okay";
218
219		regulators {
220			compatible = "st,stpmic1-regulators";
221			ldo1-supply = <&v3v3>;
222			ldo3-supply = <&vdd_ddr>;
223			ldo6-supply = <&v3v3>;
224			pwr_sw1-supply = <&bst_out>;
225			pwr_sw2-supply = <&bst_out>;
226
227			vddcore: buck1 {
228				regulator-name = "vddcore";
229				regulator-min-microvolt = <800000>;
230				regulator-max-microvolt = <1350000>;
231				regulator-always-on;
232				regulator-initial-mode = <0>;
233				regulator-over-current-protection;
234			};
235
236			vdd_ddr: buck2 {
237				regulator-name = "vdd_ddr";
238				regulator-min-microvolt = <1350000>;
239				regulator-max-microvolt = <1350000>;
240				regulator-always-on;
241				regulator-initial-mode = <0>;
242				regulator-over-current-protection;
243			};
244
245			vdd: buck3 {
246				regulator-name = "vdd";
247				regulator-min-microvolt = <3300000>;
248				regulator-max-microvolt = <3300000>;
249				regulator-always-on;
250				st,mask-reset;
251				regulator-initial-mode = <0>;
252				regulator-over-current-protection;
253			};
254
255			v3v3: buck4 {
256				regulator-name = "v3v3";
257				regulator-min-microvolt = <3300000>;
258				regulator-max-microvolt = <3300000>;
259				regulator-always-on;
260				regulator-over-current-protection;
261				regulator-initial-mode = <0>;
262			};
263
264			v1v8_audio: ldo1 {
265				regulator-name = "v1v8_audio";
266				regulator-min-microvolt = <1800000>;
267				regulator-max-microvolt = <1800000>;
268				regulator-always-on;
269				interrupts = <IT_CURLIM_LDO1 0>;
270			};
271
272			v3v3_hdmi: ldo2 {
273				regulator-name = "v3v3_hdmi";
274				regulator-min-microvolt = <3300000>;
275				regulator-max-microvolt = <3300000>;
276				regulator-always-on;
277				interrupts = <IT_CURLIM_LDO2 0>;
278			};
279
280			vtt_ddr: ldo3 {
281				regulator-name = "vtt_ddr";
282				regulator-min-microvolt = <500000>;
283				regulator-max-microvolt = <750000>;
284				regulator-always-on;
285				regulator-over-current-protection;
286			};
287
288			vdd_usb: ldo4 {
289				regulator-name = "vdd_usb";
290				regulator-min-microvolt = <3300000>;
291				regulator-max-microvolt = <3300000>;
292				interrupts = <IT_CURLIM_LDO4 0>;
293			};
294
295			vdda: ldo5 {
296				regulator-name = "vdda";
297				regulator-min-microvolt = <2900000>;
298				regulator-max-microvolt = <2900000>;
299				interrupts = <IT_CURLIM_LDO5 0>;
300				regulator-boot-on;
301			};
302
303			v1v2_hdmi: ldo6 {
304				regulator-name = "v1v2_hdmi";
305				regulator-min-microvolt = <1200000>;
306				regulator-max-microvolt = <1200000>;
307				regulator-always-on;
308				interrupts = <IT_CURLIM_LDO6 0>;
309			};
310
311			vref_ddr: vref_ddr {
312				regulator-name = "vref_ddr";
313				regulator-always-on;
314				regulator-over-current-protection;
315			};
316
317			 bst_out: boost {
318				regulator-name = "bst_out";
319				interrupts = <IT_OCP_BOOST 0>;
320			 };
321
322			vbus_otg: pwr_sw1 {
323				regulator-name = "vbus_otg";
324				interrupts = <IT_OCP_OTG 0>;
325			 };
326
327			 vbus_sw: pwr_sw2 {
328				regulator-name = "vbus_sw";
329				interrupts = <IT_OCP_SWOUT 0>;
330				regulator-active-discharge;
331			 };
332		};
333
334		onkey {
335			compatible = "st,stpmic1-onkey";
336			interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
337			interrupt-names = "onkey-falling", "onkey-rising";
338			power-off-time-sec = <10>;
339			status = "okay";
340		};
341
342		watchdog {
343			compatible = "st,stpmic1-wdt";
344			status = "disabled";
345		};
346	};
347};
348
349&ipcc {
350	status = "okay";
351};
352
353&iwdg2 {
354	timeout-sec = <32>;
355	status = "okay";
356};
357
358&ltdc {
359	status = "okay";
360
361	port {
362		#address-cells = <1>;
363		#size-cells = <0>;
364
365		ltdc_ep0_out: endpoint@0 {
366			reg = <0>;
367			remote-endpoint = <&sii9022_in>;
368		};
369	};
370};
371
372&m4_rproc {
373	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
374			<&vdev0vring1>, <&vdev0buffer>;
375	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
376	mbox-names = "vq0", "vq1", "shutdown";
377	interrupt-parent = <&exti>;
378	interrupts = <68 1>;
379	status = "okay";
380};
381
382&rng1 {
383	status = "okay";
384};
385
386&rtc {
387	status = "okay";
388};
389
390&sai2 {
391	clocks = <&rcc SAI2>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
392	clock-names = "pclk", "x8k", "x11k";
393	pinctrl-names = "default", "sleep";
394	pinctrl-0 = <&sai2a_pins_a>, <&sai2b_pins_b>;
395	pinctrl-1 = <&sai2a_sleep_pins_a>, <&sai2b_sleep_pins_b>;
396	status = "okay";
397
398	sai2a: audio-controller@4400b004 {
399		#clock-cells = <0>;
400		dma-names = "tx";
401		clocks = <&rcc SAI2_K>;
402		clock-names = "sai_ck";
403		status = "okay";
404
405		sai2a_port: port {
406			sai2a_endpoint: endpoint {
407				remote-endpoint = <&cs42l51_tx_endpoint>;
408				format = "i2s";
409				mclk-fs = <256>;
410				dai-tdm-slot-num = <2>;
411				dai-tdm-slot-width = <32>;
412			};
413		};
414	};
415
416	sai2b: audio-controller@4400b024 {
417		dma-names = "rx";
418		st,sync = <&sai2a 2>;
419		clocks = <&rcc SAI2_K>, <&sai2a>;
420		clock-names = "sai_ck", "MCLK";
421		status = "okay";
422
423		sai2b_port: port {
424			sai2b_endpoint: endpoint {
425				remote-endpoint = <&cs42l51_rx_endpoint>;
426				format = "i2s";
427				mclk-fs = <256>;
428				dai-tdm-slot-num = <2>;
429				dai-tdm-slot-width = <32>;
430			};
431		};
432	};
433};
434
435&sdmmc1 {
436	pinctrl-names = "default", "opendrain", "sleep";
437	pinctrl-0 = <&sdmmc1_b4_pins_a>;
438	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
439	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
440	broken-cd;
441	st,neg-edge;
442	bus-width = <4>;
443	vmmc-supply = <&v3v3>;
444	status = "okay";
445};
446
447&uart4 {
448	pinctrl-names = "default";
449	pinctrl-0 = <&uart4_pins_a>;
450	status = "okay";
451};
452