tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 "stm32mp157.dtsi"
10#include "stm32mp15xc.dtsi"
11#include "stm32mp15-pinctrl.dtsi"
12#include "stm32mp15xxac-pinctrl.dtsi"
13#include "stm32mp15xx-dkx.dtsi"
14
15/ {
16 model = "STMicroelectronics STM32MP157C-DK2 Discovery Board";
17 compatible = "st,stm32mp157c-dk2", "st,stm32mp157";
18
19 aliases {
20 ethernet0 = ðernet0;
21 serial3 = &usart2;
22 };
23
24 chosen {
25 stdout-path = "serial0:115200n8";
26 };
27
28 wifi_pwrseq: wifi-pwrseq {
29 compatible = "mmc-pwrseq-simple";
30 reset-gpios = <&gpioh 4 GPIO_ACTIVE_LOW>;
31 };
32};
33
34&cryp1 {
35 status = "okay";
36};
37
38&dsi {
39 #address-cells = <1>;
40 #size-cells = <0>;
41 status = "okay";
42
43 panel@0 {
44 compatible = "orisetech,otm8009a";
45 reg = <0>;
46 reset-gpios = <&gpioe 4 GPIO_ACTIVE_LOW>;
47 power-supply = <&v3v3>;
48
49 port {
50 panel_in: endpoint {
51 remote-endpoint = <&dsi_out>;
52 };
53 };
54 };
55};
56
57&dsi_in {
58 remote-endpoint = <<dc_ep1_out>;
59};
60
61&dsi_out {
62 remote-endpoint = <&panel_in>;
63};
64
65&hdp {
66 pinctrl-names = "default", "sleep";
67 pinctrl-0 = <&hdp2_gpo &hdp2_pins_a>;
68 pinctrl-1 = <&hdp2_sleep_pins_a>;
69};
70
71&i2c1 {
72 touchscreen@38 {
73 compatible = "focaltech,ft6236";
74 reg = <0x38>;
75 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
76 interrupt-parent = <&gpiof>;
77 touchscreen-size-x = <480>;
78 touchscreen-size-y = <800>;
79 };
80};
81
82<dc {
83 status = "okay";
84
85 port {
86 #address-cells = <1>;
87 #size-cells = <0>;
88
89 ltdc_ep1_out: endpoint@1 {
90 reg = <1>;
91 remote-endpoint = <&dsi_in>;
92 };
93 };
94};
95
96&rtc {
97 pinctrl-names = "default";
98 pinctrl-0 = <&rtc_rsvd_pins_a>;
99
100 rtc_lsco_pins_a: rtc-lsco-0 {
101 pins = "out2_rmp";
102 function = "lsco";
103 };
104};
105
106/* Wifi */
107&sdmmc2 {
108 pinctrl-names = "default", "opendrain", "sleep";
109 pinctrl-0 = <&sdmmc2_b4_pins_a>;
110 pinctrl-1 = <&sdmmc2_b4_od_pins_a>;
111 pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
112 non-removable;
113 cap-sdio-irq;
114 st,neg-edge;
115 bus-width = <4>;
116 vmmc-supply = <&v3v3>;
117 mmc-pwrseq = <&wifi_pwrseq>;
118 #address-cells = <1>;
119 #size-cells = <0>;
120 status = "okay";
121
122 brcmf: wifi@1 {
123 reg = <1>;
124 compatible = "brcm,bcm4329-fmac";
125 pinctrl-names = "default";
126 pinctrl-0 = <&rtc_lsco_pins_a>;
127 };
128};
129
130/* Bluetooth */
131&usart2 {
132 pinctrl-names = "default", "sleep", "idle";
133 pinctrl-0 = <&usart2_pins_c>;
134 pinctrl-1 = <&usart2_sleep_pins_c>;
135 pinctrl-2 = <&usart2_idle_pins_c>;
136 uart-has-rtscts;
137 status = "okay";
138
139 bluetooth {
140 shutdown-gpios = <&gpioz 6 GPIO_ACTIVE_HIGH>;
141 compatible = "brcm,bcm43438-bt";
142 max-speed = <3000000>;
143 vbat-supply = <&v3v3>;
144 vddio-supply = <&v3v3>;
145 };
146};