| Andre Przywara | 4ac36bb | 2023-10-19 15:45:32 +0100 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | // Copyright (C) 2022 Arm Ltd. |
| 3 | /* |
| 4 | * Common peripherals and configurations for MangoPi MQ-R boards. |
| 5 | */ |
| 6 | |
| 7 | #include <dt-bindings/gpio/gpio.h> |
| 8 | #include <dt-bindings/leds/common.h> |
| 9 | |
| 10 | / { |
| 11 | aliases { |
| 12 | serial3 = &uart3; |
| 13 | }; |
| 14 | |
| 15 | chosen { |
| 16 | stdout-path = "serial3:115200n8"; |
| 17 | }; |
| 18 | |
| 19 | leds { |
| 20 | compatible = "gpio-leds"; |
| 21 | |
| 22 | led-0 { |
| 23 | color = <LED_COLOR_ID_BLUE>; |
| 24 | function = LED_FUNCTION_STATUS; |
| 25 | gpios = <&pio 3 22 GPIO_ACTIVE_LOW>; /* PD22 */ |
| 26 | }; |
| 27 | }; |
| 28 | |
| 29 | /* board wide 5V supply directly from the USB-C socket */ |
| 30 | reg_vcc5v: regulator-5v { |
| 31 | compatible = "regulator-fixed"; |
| 32 | regulator-name = "vcc-5v"; |
| 33 | regulator-min-microvolt = <5000000>; |
| 34 | regulator-max-microvolt = <5000000>; |
| 35 | regulator-always-on; |
| 36 | }; |
| 37 | |
| 38 | /* SY8008 DC/DC regulator on the board */ |
| 39 | reg_3v3: regulator-3v3 { |
| 40 | compatible = "regulator-fixed"; |
| 41 | regulator-name = "vcc-3v3"; |
| 42 | regulator-min-microvolt = <3300000>; |
| 43 | regulator-max-microvolt = <3300000>; |
| 44 | vin-supply = <®_vcc5v>; |
| 45 | }; |
| 46 | |
| 47 | /* SY8008 DC/DC regulator on the board, also supplying VDD-SYS */ |
| 48 | reg_vcc_core: regulator-core { |
| 49 | compatible = "regulator-fixed"; |
| 50 | regulator-name = "vcc-core"; |
| 51 | regulator-min-microvolt = <880000>; |
| 52 | regulator-max-microvolt = <880000>; |
| 53 | vin-supply = <®_vcc5v>; |
| 54 | }; |
| 55 | |
| 56 | /* XC6206 LDO on the board */ |
| 57 | reg_avdd2v8: regulator-avdd { |
| 58 | compatible = "regulator-fixed"; |
| 59 | regulator-name = "avdd2v8"; |
| 60 | regulator-min-microvolt = <2800000>; |
| 61 | regulator-max-microvolt = <2800000>; |
| 62 | vin-supply = <®_3v3>; |
| 63 | }; |
| 64 | |
| 65 | wifi_pwrseq: wifi-pwrseq { |
| 66 | compatible = "mmc-pwrseq-simple"; |
| 67 | reset-gpios = <&pio 6 12 GPIO_ACTIVE_LOW>; /* PG12 */ |
| 68 | }; |
| 69 | }; |
| 70 | |
| 71 | &dcxo { |
| 72 | clock-frequency = <24000000>; |
| 73 | }; |
| 74 | |
| 75 | &ehci1 { |
| 76 | status = "okay"; |
| 77 | }; |
| 78 | |
| 79 | &mmc0 { |
| 80 | pinctrl-0 = <&mmc0_pins>; |
| 81 | pinctrl-names = "default"; |
| 82 | vmmc-supply = <®_3v3>; |
| 83 | cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; |
| 84 | disable-wp; |
| 85 | bus-width = <4>; |
| 86 | status = "okay"; |
| 87 | }; |
| 88 | |
| 89 | &mmc1 { |
| 90 | pinctrl-0 = <&mmc1_pins>; |
| 91 | pinctrl-names = "default"; |
| 92 | vmmc-supply = <®_3v3>; |
| 93 | non-removable; |
| 94 | bus-width = <4>; |
| 95 | mmc-pwrseq = <&wifi_pwrseq>; |
| 96 | status = "okay"; |
| 97 | }; |
| 98 | |
| 99 | &ohci1 { |
| 100 | status = "okay"; |
| 101 | }; |
| 102 | |
| 103 | &pio { |
| 104 | vcc-pb-supply = <®_3v3>; |
| 105 | vcc-pd-supply = <®_3v3>; |
| 106 | vcc-pe-supply = <®_avdd2v8>; |
| 107 | vcc-pf-supply = <®_3v3>; |
| 108 | vcc-pg-supply = <®_3v3>; |
| 109 | }; |
| 110 | |
| 111 | &uart3 { |
| 112 | pinctrl-names = "default"; |
| 113 | pinctrl-0 = <&uart3_pb_pins>; |
| 114 | status = "okay"; |
| 115 | }; |
| 116 | |
| 117 | /* The USB-C socket has its CC pins pulled to GND, so is hardwired as a UFP. */ |
| 118 | &usb_otg { |
| 119 | dr_mode = "peripheral"; |
| 120 | status = "okay"; |
| 121 | }; |
| 122 | |
| 123 | &usbphy { |
| 124 | usb1_vbus-supply = <®_vcc5v>; |
| 125 | status = "okay"; |
| 126 | }; |