1// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
2/*
3 * Copyright (C) 2022-2024, STMicroelectronics - All Rights Reserved
4 * Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
5 */
6
7/dts-v1/;
8
9#include <dt-bindings/clock/stm32mp13-clksrc.h>
10#include "stm32mp135.dtsi"
11#include "stm32mp13xf.dtsi"
12#include "stm32mp13-ddr3-1x4Gb-1066-binF.dtsi"
13#include "stm32mp13-pinctrl.dtsi"
14
15/ {
16	model = "STMicroelectronics STM32MP135F-DK Discovery Board";
17	compatible = "st,stm32mp135f-dk", "st,stm32mp135";
18
19	aliases {
20		serial0 = &uart4;
21		serial1 = &usart1;
22		serial2 = &uart8;
23		serial3 = &usart2;
24	};
25
26	chosen {
27		stdout-path = "serial0:115200n8";
28	};
29
30	memory@c0000000 {
31		device_type = "memory";
32		reg = <0xc0000000 0x20000000>;
33	};
34
35	vin: vin {
36		compatible = "regulator-fixed";
37		regulator-name = "vin";
38		regulator-min-microvolt = <5000000>;
39		regulator-max-microvolt = <5000000>;
40		regulator-always-on;
41	};
42
43	v3v3_ao: v3v3_ao {
44		compatible = "regulator-fixed";
45		regulator-name = "v3v3_ao";
46		regulator-min-microvolt = <3300000>;
47		regulator-max-microvolt = <3300000>;
48		regulator-always-on;
49	};
50};
51
52&bsec {
53	board_id: board-id@f0 {
54		reg = <0xf0 0x4>;
55		st,non-secure-otp;
56	};
57};
58
59&cpu0 {
60	cpu-supply = <&vddcpu>;
61};
62
63&hash {
64	status = "okay";
65};
66
67&i2c4 {
68	pinctrl-names = "default";
69	pinctrl-0 = <&i2c4_pins_a>;
70	i2c-scl-rising-time-ns = <185>;
71	i2c-scl-falling-time-ns = <20>;
72	clock-frequency = <400000>;
73	status = "disabled";
74	secure-status = "okay";
75
76	pmic: stpmic@33 {
77		compatible = "st,stpmic1";
78		reg = <0x33>;
79
80		status = "disabled";
81		secure-status = "okay";
82
83		regulators {
84			compatible = "st,stpmic1-regulators";
85			buck1-supply = <&vin>;
86			buck2-supply = <&vin>;
87			buck3-supply = <&vin>;
88			buck4-supply = <&vin>;
89			ldo1-supply = <&vin>;
90			ldo4-supply = <&vin>;
91			ldo5-supply = <&vin>;
92			ldo6-supply = <&vin>;
93			vref_ddr-supply = <&vin>;
94			pwr_sw1-supply = <&bst_out>;
95			pwr_sw2-supply = <&v3v3_ao>;
96
97			vddcpu: buck1 {
98				regulator-name = "vddcpu";
99				regulator-min-microvolt = <1250000>;
100				regulator-max-microvolt = <1250000>;
101				regulator-always-on;
102				regulator-over-current-protection;
103			};
104
105			vdd_ddr: buck2 {
106				regulator-name = "vdd_ddr";
107				regulator-min-microvolt = <1350000>;
108				regulator-max-microvolt = <1350000>;
109				regulator-always-on;
110				regulator-over-current-protection;
111			};
112
113			vdd: buck3 {
114				regulator-name = "vdd";
115				regulator-min-microvolt = <3300000>;
116				regulator-max-microvolt = <3300000>;
117				regulator-always-on;
118				st,mask-reset;
119				regulator-over-current-protection;
120			};
121
122			vddcore: buck4 {
123				regulator-name = "vddcore";
124				regulator-min-microvolt = <1250000>;
125				regulator-max-microvolt = <1250000>;
126				regulator-always-on;
127				regulator-over-current-protection;
128			};
129
130			vdd_adc: ldo1 {
131				regulator-name = "vdd_adc";
132				regulator-min-microvolt = <3300000>;
133				regulator-max-microvolt = <3300000>;
134			};
135
136			vdd_usb: ldo4 {
137				regulator-name = "vdd_usb";
138				regulator-min-microvolt = <3300000>;
139				regulator-max-microvolt = <3300000>;
140			};
141
142			vdd_sd: ldo5 {
143				regulator-name = "vdd_sd";
144				regulator-min-microvolt = <3300000>;
145				regulator-max-microvolt = <3300000>;
146				regulator-boot-on;
147			};
148
149			v1v8_periph: ldo6 {
150				regulator-name = "v1v8_periph";
151				regulator-min-microvolt = <1800000>;
152				regulator-max-microvolt = <1800000>;
153			};
154
155			vref_ddr: vref_ddr {
156				regulator-name = "vref_ddr";
157				regulator-always-on;
158			};
159
160			bst_out: boost {
161				regulator-name = "bst_out";
162			};
163
164			v3v3_sw: pwr_sw2 {
165				regulator-name = "v3v3_sw";
166				regulator-active-discharge = <1>;
167				regulator-always-on;
168			};
169		};
170	};
171};
172
173&iwdg2 {
174	timeout-sec = <32>;
175	status = "okay";
176};
177
178&pka {
179	status = "okay";
180};
181
182&pwr_regulators {
183	vdd-supply = <&vdd>;
184	vdd_3v3_usbfs-supply = <&vdd_usb>;
185};
186
187&rcc {
188	st,clksrc = <
189		CLK_MPU_PLL1P
190		CLK_AXI_PLL2P
191		CLK_MLAHBS_PLL3
192		CLK_CKPER_HSE
193		CLK_SDMMC1_PLL4P
194		CLK_SDMMC2_PLL4P
195		CLK_STGEN_HSE
196		CLK_USBPHY_HSE
197		CLK_I2C4_HSI
198		CLK_USBO_USBPHY
199		CLK_I2C12_HSI
200		CLK_UART2_HSI
201		CLK_UART4_HSI
202		CLK_SAES_AXI
203	>;
204
205	st,clkdiv = <
206		DIV(DIV_AXI, 0)
207		DIV(DIV_MLAHB, 0)
208		DIV(DIV_APB1, 1)
209		DIV(DIV_APB2, 1)
210		DIV(DIV_APB3, 1)
211		DIV(DIV_APB4, 1)
212		DIV(DIV_APB5, 2)
213		DIV(DIV_APB6, 1)
214	>;
215
216	st,pll_vco {
217		pll2_vco_1066Mhz: pll2-vco-1066Mhz {
218			src = <CLK_PLL12_HSE>;
219			divmn = <2 65>;
220			frac = <0x1400>;
221		};
222
223		pll3_vco_417Mhz: pll3-vco-417Mhz {
224			src = <CLK_PLL3_HSE>;
225			divmn = <1 33>;
226			frac = <0x1a04>;
227		};
228
229		pll4_vco_600Mhz: pll4-vco-600Mhz {
230			src = <CLK_PLL4_HSE>;
231			divmn = <1 49>;
232		};
233	};
234
235	/* VCO = 1066.0 MHz => P = 266 (AXI), Q = 266, R = 533 (DDR) */
236	pll2:st,pll@1 {
237		compatible = "st,stm32mp1-pll";
238		reg = <1>;
239
240		st,pll = <&pll2_cfg1>;
241
242		pll2_cfg1: pll2_cfg1 {
243			st,pll_vco = <&pll2_vco_1066Mhz>;
244			st,pll_div_pqr = <1 1 0>;
245		};
246	};
247
248	/* VCO = 417.8 MHz => P = 209, Q = 24, R = 209 */
249	pll3:st,pll@2 {
250		compatible = "st,stm32mp1-pll";
251		reg = <2>;
252
253		st,pll = <&pll3_cfg1>;
254
255		pll3_cfg1: pll3_cfg1 {
256			st,pll_vco = <&pll3_vco_417Mhz>;
257			st,pll_div_pqr = <1 16 1>;
258		};
259	};
260
261	/* VCO = 600.0 MHz => P = 50, Q = 10, R = 100 */
262	pll4:st,pll@3 {
263		compatible = "st,stm32mp1-pll";
264		reg = <3>;
265
266		st,pll = <&pll4_cfg1>;
267
268		pll4_cfg1: pll4_cfg1 {
269			st,pll_vco = <&pll4_vco_600Mhz>;
270			st,pll_div_pqr = <11 59 5>;
271		};
272	};
273};
274
275&rng {
276	status = "okay";
277};
278
279&saes {
280	status = "okay";
281};
282
283&sdmmc1 {
284	pinctrl-names = "default";
285	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_clk_pins_a>;
286	disable-wp;
287	st,neg-edge;
288	bus-width = <4>;
289	vmmc-supply = <&vdd_sd>;
290	status = "okay";
291};
292
293&uart4 {
294	pinctrl-names = "default";
295	pinctrl-0 = <&uart4_pins_a>;
296	status = "okay";
297};
298
299&uart8 {
300	pinctrl-names = "default";
301	pinctrl-0 = <&uart8_pins_a>;
302	status = "disabled";
303};
304
305&usart1 {
306	pinctrl-names = "default";
307	pinctrl-0 = <&usart1_pins_a>;
308	uart-has-rtscts;
309	status = "disabled";
310};
311