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
7/dts-v1/;
8
9#include "stm32mp157.dtsi"
10#include <dt-bindings/gpio/gpio.h>
11#include <dt-bindings/input/input.h>
12#include <dt-bindings/pinctrl/stm32-pinfunc.h>
13
14/ {
15	model = "STMicroelectronics STM32MP157C pmic eval daughter";
16	compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
17
18	chosen {
19		bootargs = "earlyprintk console=ttyS3,115200 root=/dev/ram";
20		stdout-path = "serial3:115200n8";
21	};
22
23	memory {
24		reg = <0xC0000000 0x40000000>;
25	};
26};
27
28&gpioa {
29	status = "okay";
30};
31
32&gpiob {
33	status = "okay";
34};
35
36&gpioc {
37	status = "okay";
38};
39
40&gpiod {
41	status = "okay";
42};
43
44&gpioe {
45	status = "okay";
46};
47
48&gpiof {
49	status = "okay";
50};
51
52&gpiog {
53	status = "okay";
54};
55
56&gpioh {
57	status = "okay";
58};
59
60&gpioi {
61	status = "okay";
62};
63
64&gpioj {
65	status = "okay";
66};
67
68&gpiok {
69	status = "okay";
70};
71
72&gpioz {
73	status = "okay";
74};
75
76&pinctrl {
77	uart4_pins_a: uart4@0 {
78		pins1 {
79			pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
80			bias-disable;
81			drive-push-pull;
82			slew-rate = <0>;
83		};
84		pins2 {
85			pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
86			bias-disable;
87		};
88	};
89
90	sdmmc1_b4_pins_a: sdmmc1-b4@0 {
91		pins {
92			pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
93				 <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
94				 <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
95				 <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
96				 <STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */
97				 <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
98			slew-rate = <3>;
99			drive-push-pull;
100			bias-disable;
101		};
102	};
103
104	sdmmc1_dir_pins_a: sdmmc1-dir@0 {
105		pins {
106			pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */
107				 <STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */
108				 <STM32_PINMUX('B', 9, AF11)>, /* SDMMC1_CDIR */
109				 <STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */
110			slew-rate = <3>;
111			drive-push-pull;
112			bias-pull-up;
113		};
114	};
115	sdmmc2_b4_pins_a: sdmmc2-b4@0 {
116		pins {
117			pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */
118				 <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */
119				 <STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */
120				 <STM32_PINMUX('B', 4, AF9)>, /* SDMMC2_D3 */
121				 <STM32_PINMUX('E', 3, AF9)>, /* SDMMC2_CK */
122				 <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */
123			slew-rate = <3>;
124			drive-push-pull;
125			bias-pull-up;
126		};
127	};
128
129	sdmmc2_d47_pins_a: sdmmc2-d47@0 {
130		pins {
131			pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
132				 <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
133				 <STM32_PINMUX('E', 5, AF9)>, /* SDMMC2_D6 */
134				 <STM32_PINMUX('D', 3, AF9)>; /* SDMMC2_D7 */
135			slew-rate = <3>;
136			drive-push-pull;
137			bias-pull-up;
138		};
139	};
140};
141
142&pinctrl_z {
143	i2c4_pins_a: i2c4@0 {
144		pins {
145			pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */
146				 <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */
147			bias-disable;
148			drive-open-drain;
149			slew-rate = <0>;
150		};
151	};
152};
153
154&i2c4 {
155	pinctrl-names = "default";
156	pinctrl-0 = <&i2c4_pins_a>;
157	i2c-scl-rising-time-ns = <185>;
158	i2c-scl-falling-time-ns = <20>;
159	status = "okay";
160
161	pmic: stpmu1@33 {
162		compatible = "st,stpmu1";
163		reg = <0x33>;
164		interrupts = <0 2>;
165		interrupt-parent = <&gpioa>;
166		interrupt-controller;
167		#interrupt-cells = <2>;
168		status = "okay";
169	};
170};
171
172&sdmmc1 {
173	pinctrl-names = "default";
174	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
175	broken-cd;
176	st,dirpol;
177	st,negedge;
178	st,pin-ckin;
179	bus-width = <4>;
180	sd-uhs-sdr12;
181	sd-uhs-sdr25;
182	sd-uhs-sdr50;
183	sd-uhs-ddr50;
184	sd-uhs-sdr104;
185	status = "okay";
186};
187
188&sdmmc2 {
189	pinctrl-names = "default";
190	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
191	non-removable;
192	no-sd;
193	no-sdio;
194	st,dirpol;
195	st,negedge;
196	bus-width = <8>;
197	status = "okay";
198};
199
200&uart4 {
201	pinctrl-names = "default";
202	pinctrl-0 = <&uart4_pins_a>;
203	status = "okay";
204};
205