| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| 2 | /* |
| 3 | * Copyright (C) 2015 Microchip Technology Inc. All rights reserved. |
| 4 | */ |
| 5 | |
| 6 | /dts-v1/; |
| 7 | |
| 8 | #include <dt-bindings/gpio/gpio.h> |
| 9 | #include <dt-bindings/interrupt-controller/irq.h> |
| 10 | |
| 11 | #include "pic32mzda.dtsi" |
| 12 | |
| 13 | / { |
| 14 | compatible = "microchip,pic32mzda-sk", "microchip,pic32mzda"; |
| 15 | model = "Microchip PIC32MZDA Starter Kit"; |
| 16 | |
| 17 | memory { |
| 18 | device_type = "memory"; |
| 19 | reg = <0x08000000 0x08000000>; |
| 20 | }; |
| 21 | |
| 22 | chosen { |
| 23 | bootargs = "earlyprintk=ttyPIC1,115200n8r console=ttyPIC1,115200n8"; |
| 24 | }; |
| 25 | |
| 26 | leds0 { |
| 27 | compatible = "gpio-leds"; |
| 28 | pinctrl-names = "default"; |
| 29 | pinctrl-0 = <&user_leds_s0>; |
| 30 | |
| 31 | led-1 { |
| 32 | label = "pic32mzda_sk:red:led1"; |
| 33 | gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>; |
| 34 | linux,default-trigger = "heartbeat"; |
| 35 | }; |
| 36 | |
| 37 | led-2 { |
| 38 | label = "pic32mzda_sk:yellow:led2"; |
| 39 | gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>; |
| 40 | linux,default-trigger = "mmc0"; |
| 41 | }; |
| 42 | |
| 43 | led-3 { |
| 44 | label = "pic32mzda_sk:green:led3"; |
| 45 | gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>; |
| 46 | default-state = "on"; |
| 47 | }; |
| 48 | }; |
| 49 | |
| 50 | keys0 { |
| 51 | compatible = "gpio-keys"; |
| 52 | pinctrl-0 = <&user_buttons_s0>; |
| 53 | pinctrl-names = "default"; |
| 54 | |
| 55 | button-1 { |
| 56 | label = "ESC"; |
| 57 | linux,code = <1>; |
| 58 | gpios = <&gpio1 12 0>; |
| 59 | }; |
| 60 | |
| 61 | button-2 { |
| 62 | label = "Home"; |
| 63 | linux,code = <102>; |
| 64 | gpios = <&gpio1 13 0>; |
| 65 | }; |
| 66 | |
| 67 | button-3 { |
| 68 | label = "Menu"; |
| 69 | linux,code = <139>; |
| 70 | gpios = <&gpio1 14 0>; |
| 71 | }; |
| 72 | }; |
| 73 | }; |
| 74 | |
| 75 | &uart2 { |
| 76 | pinctrl-names = "default"; |
| 77 | pinctrl-0 = <&pinctrl_uart2>; |
| 78 | status = "okay"; |
| 79 | }; |
| 80 | |
| 81 | &uart4 { |
| 82 | pinctrl-names = "default"; |
| 83 | pinctrl-0 = <&pinctrl_uart4>; |
| 84 | status = "okay"; |
| 85 | }; |
| 86 | |
| 87 | &sdhci { |
| 88 | pinctrl-names = "default"; |
| 89 | pinctrl-0 = <&pinctrl_sdhc1>; |
| 90 | status = "okay"; |
| 91 | assigned-clocks = <&rootclk REF2CLK>, <&rootclk REF4CLK>, |
| 92 | <&rootclk REF5CLK>; |
| 93 | assigned-clock-rates = <50000000>, <25000000>, <40000000>; |
| 94 | }; |
| 95 | |
| 96 | &pic32_pinctrl { |
| 97 | |
| 98 | pinctrl_sdhc1: sdhc1_pins0 { |
| 99 | pins = "A6", "D4", "G13", "G12", "G14", "A7", "A0"; |
| 100 | microchip,digital; |
| 101 | }; |
| 102 | |
| 103 | user_leds_s0: user_leds_s0 { |
| 104 | pins = "H0", "H1", "H2"; |
| 105 | output-low; |
| 106 | microchip,digital; |
| 107 | }; |
| 108 | |
| 109 | user_buttons_s0: user_buttons_s0 { |
| 110 | pins = "B12", "B13", "B14"; |
| 111 | microchip,digital; |
| 112 | input-enable; |
| 113 | bias-pull-up; |
| 114 | }; |
| 115 | |
| 116 | pinctrl_uart2: pinctrl_uart2 { |
| 117 | uart2-tx { |
| 118 | pins = "G9"; |
| 119 | function = "U2TX"; |
| 120 | microchip,digital; |
| 121 | output-high; |
| 122 | }; |
| 123 | uart2-rx { |
| 124 | pins = "B0"; |
| 125 | function = "U2RX"; |
| 126 | microchip,digital; |
| 127 | input-enable; |
| 128 | }; |
| 129 | }; |
| 130 | |
| 131 | pinctrl_uart4: uart4-0 { |
| 132 | uart4-tx { |
| 133 | pins = "C3"; |
| 134 | function = "U4TX"; |
| 135 | microchip,digital; |
| 136 | output-high; |
| 137 | }; |
| 138 | uart4-rx { |
| 139 | pins = "E8"; |
| 140 | function = "U4RX"; |
| 141 | microchip,digital; |
| 142 | input-enable; |
| 143 | }; |
| 144 | }; |
| 145 | }; |