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