1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 // Copyright (C) 2022 Arm Ltd. 2 // Copyright (C) 2022 Arm Ltd.
3 /* 3 /*
4 * Common peripherals and configurations for M 4 * Common peripherals and configurations for MangoPi MQ-R boards.
5 */ 5 */
6 6
7 #include <dt-bindings/gpio/gpio.h> 7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/leds/common.h> 8 #include <dt-bindings/leds/common.h>
9 9
10 / { 10 / {
11 aliases { 11 aliases {
12 serial3 = &uart3; 12 serial3 = &uart3;
13 }; 13 };
14 14
15 chosen { 15 chosen {
16 stdout-path = "serial3:115200n 16 stdout-path = "serial3:115200n8";
17 }; 17 };
18 18
19 leds { 19 leds {
20 compatible = "gpio-leds"; 20 compatible = "gpio-leds";
21 21
22 led-0 { 22 led-0 {
23 color = <LED_COLOR_ID_ 23 color = <LED_COLOR_ID_BLUE>;
24 function = LED_FUNCTIO 24 function = LED_FUNCTION_STATUS;
25 gpios = <&pio 3 22 GPI 25 gpios = <&pio 3 22 GPIO_ACTIVE_LOW>; /* PD22 */
26 }; 26 };
27 }; 27 };
28 28
29 /* board wide 5V supply directly from 29 /* board wide 5V supply directly from the USB-C socket */
30 reg_vcc5v: regulator-5v { 30 reg_vcc5v: regulator-5v {
31 compatible = "regulator-fixed" 31 compatible = "regulator-fixed";
32 regulator-name = "vcc-5v"; 32 regulator-name = "vcc-5v";
33 regulator-min-microvolt = <500 33 regulator-min-microvolt = <5000000>;
34 regulator-max-microvolt = <500 34 regulator-max-microvolt = <5000000>;
35 regulator-always-on; 35 regulator-always-on;
36 }; 36 };
37 37
38 /* SY8008 DC/DC regulator on the board 38 /* SY8008 DC/DC regulator on the board */
39 reg_3v3: regulator-3v3 { 39 reg_3v3: regulator-3v3 {
40 compatible = "regulator-fixed" 40 compatible = "regulator-fixed";
41 regulator-name = "vcc-3v3"; 41 regulator-name = "vcc-3v3";
42 regulator-min-microvolt = <330 42 regulator-min-microvolt = <3300000>;
43 regulator-max-microvolt = <330 43 regulator-max-microvolt = <3300000>;
44 vin-supply = <®_vcc5v>; 44 vin-supply = <®_vcc5v>;
45 }; 45 };
46 46
47 /* SY8008 DC/DC regulator on the board 47 /* SY8008 DC/DC regulator on the board, also supplying VDD-SYS */
48 reg_vcc_core: regulator-core { 48 reg_vcc_core: regulator-core {
49 compatible = "regulator-fixed" 49 compatible = "regulator-fixed";
50 regulator-name = "vcc-core"; 50 regulator-name = "vcc-core";
51 regulator-min-microvolt = <880 51 regulator-min-microvolt = <880000>;
52 regulator-max-microvolt = <880 52 regulator-max-microvolt = <880000>;
53 vin-supply = <®_vcc5v>; 53 vin-supply = <®_vcc5v>;
54 }; 54 };
55 55
56 /* XC6206 LDO on the board */ 56 /* XC6206 LDO on the board */
57 reg_avdd2v8: regulator-avdd { 57 reg_avdd2v8: regulator-avdd {
58 compatible = "regulator-fixed" 58 compatible = "regulator-fixed";
59 regulator-name = "avdd2v8"; 59 regulator-name = "avdd2v8";
60 regulator-min-microvolt = <280 60 regulator-min-microvolt = <2800000>;
61 regulator-max-microvolt = <280 61 regulator-max-microvolt = <2800000>;
62 vin-supply = <®_3v3>; 62 vin-supply = <®_3v3>;
63 }; 63 };
64 64
65 wifi_pwrseq: wifi-pwrseq { 65 wifi_pwrseq: wifi-pwrseq {
66 compatible = "mmc-pwrseq-simpl 66 compatible = "mmc-pwrseq-simple";
67 reset-gpios = <&pio 6 12 GPIO_ 67 reset-gpios = <&pio 6 12 GPIO_ACTIVE_LOW>; /* PG12 */
68 }; 68 };
69 }; 69 };
70 70
71 &dcxo { 71 &dcxo {
72 clock-frequency = <24000000>; 72 clock-frequency = <24000000>;
73 }; 73 };
74 74
75 &ehci1 { 75 &ehci1 {
76 status = "okay"; 76 status = "okay";
77 }; 77 };
78 78
79 &mmc0 { 79 &mmc0 {
80 pinctrl-0 = <&mmc0_pins>; 80 pinctrl-0 = <&mmc0_pins>;
81 pinctrl-names = "default"; 81 pinctrl-names = "default";
82 vmmc-supply = <®_3v3>; 82 vmmc-supply = <®_3v3>;
83 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; 83 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
84 disable-wp; 84 disable-wp;
85 bus-width = <4>; 85 bus-width = <4>;
86 status = "okay"; 86 status = "okay";
87 }; 87 };
88 88
89 &mmc1 { 89 &mmc1 {
90 pinctrl-0 = <&mmc1_pins>; 90 pinctrl-0 = <&mmc1_pins>;
91 pinctrl-names = "default"; 91 pinctrl-names = "default";
92 vmmc-supply = <®_3v3>; 92 vmmc-supply = <®_3v3>;
93 non-removable; 93 non-removable;
94 bus-width = <4>; 94 bus-width = <4>;
95 mmc-pwrseq = <&wifi_pwrseq>; 95 mmc-pwrseq = <&wifi_pwrseq>;
96 status = "okay"; 96 status = "okay";
97 }; 97 };
98 98
99 &ohci1 { 99 &ohci1 {
100 status = "okay"; 100 status = "okay";
101 }; 101 };
102 102
103 &pio { 103 &pio {
104 vcc-pb-supply = <®_3v3>; 104 vcc-pb-supply = <®_3v3>;
105 vcc-pd-supply = <®_3v3>; 105 vcc-pd-supply = <®_3v3>;
106 vcc-pe-supply = <®_avdd2v8>; 106 vcc-pe-supply = <®_avdd2v8>;
107 vcc-pf-supply = <®_3v3>; 107 vcc-pf-supply = <®_3v3>;
108 vcc-pg-supply = <®_3v3>; 108 vcc-pg-supply = <®_3v3>;
109 }; 109 };
110 110
111 &uart3 { 111 &uart3 {
112 pinctrl-names = "default"; 112 pinctrl-names = "default";
113 pinctrl-0 = <&uart3_pb_pins>; 113 pinctrl-0 = <&uart3_pb_pins>;
114 status = "okay"; 114 status = "okay";
115 }; 115 };
116 116
117 /* The USB-C socket has its CC pins pulled to 117 /* The USB-C socket has its CC pins pulled to GND, so is hardwired as a UFP. */
118 &usb_otg { 118 &usb_otg {
119 dr_mode = "peripheral"; 119 dr_mode = "peripheral";
120 status = "okay"; 120 status = "okay";
121 }; 121 };
122 122
123 &usbphy { 123 &usbphy {
124 usb1_vbus-supply = <®_vcc5v>; 124 usb1_vbus-supply = <®_vcc5v>;
125 status = "okay"; 125 status = "okay";
126 }; 126 };
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