1 // SPDX-License-Identifier: GPL-2.0-or-later O 1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
2 /* 2 /*
3 * Copyright 2016-2022 Toradex 3 * Copyright 2016-2022 Toradex
4 */ 4 */
5 5
6 / { 6 / {
7 /* Fixed crystal dedicated to MCP2515. 7 /* Fixed crystal dedicated to MCP2515. */
8 clk16m: clk16m { 8 clk16m: clk16m {
9 compatible = "fixed-clock"; 9 compatible = "fixed-clock";
10 #clock-cells = <0>; 10 #clock-cells = <0>;
11 clock-frequency = <16000000>; 11 clock-frequency = <16000000>;
12 }; 12 };
13 }; 13 };
14 14
15 /* Colibri AD0 to AD3 */ 15 /* Colibri AD0 to AD3 */
16 &adc1 { 16 &adc1 {
17 status = "okay"; 17 status = "okay";
18 }; 18 };
19 19
20 /* 20 /*
21 * The Atmel maxtouch controller uses SODIMM 2 21 * The Atmel maxtouch controller uses SODIMM 28/30, also used for PWM<B>, PWM<C>, aka pwm2, pwm3.
22 * So if you enable following capacitive touch 22 * So if you enable following capacitive touch controller, disable pwm2/pwm3 first.
23 */ 23 */
24 &atmel_mxt_ts { 24 &atmel_mxt_ts {
25 interrupt-parent = <&gpio1>; 25 interrupt-parent = <&gpio1>;
26 interrupts = <9 IRQ_TYPE_EDGE_FALLING> 26 interrupts = <9 IRQ_TYPE_EDGE_FALLING>; /* SODIMM 28 / INT */
27 pinctrl-0 = <&pinctrl_atmel_adapter>; 27 pinctrl-0 = <&pinctrl_atmel_adapter>;
28 reset-gpios = <&gpio1 10 GPIO_ACTIVE_L 28 reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; /* SODIMM 30 / RST */
29 status = "disabled"; 29 status = "disabled";
30 }; 30 };
31 31
32 /* Colibri SSP */ 32 /* Colibri SSP */
33 &ecspi3 { 33 &ecspi3 {
34 status = "okay"; 34 status = "okay";
35 35
36 mcp2515: can@0 { 36 mcp2515: can@0 {
37 clocks = <&clk16m>; 37 clocks = <&clk16m>;
38 compatible = "microchip,mcp251 38 compatible = "microchip,mcp2515";
39 interrupt-parent = <&gpio5>; 39 interrupt-parent = <&gpio5>;
40 interrupts = <2 IRQ_TYPE_EDGE_ 40 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
41 pinctrl-names = "default"; 41 pinctrl-names = "default";
42 pinctrl-0 = <&pinctrl_can_int> 42 pinctrl-0 = <&pinctrl_can_int>;
43 reg = <0>; 43 reg = <0>;
44 spi-max-frequency = <10000000> 44 spi-max-frequency = <10000000>;
45 vdd-supply = <®_3v3>; 45 vdd-supply = <®_3v3>;
46 xceiver-supply = <®_5v0>; 46 xceiver-supply = <®_5v0>;
47 }; 47 };
48 }; 48 };
49 49
50 /* Colibri Fast Ethernet */ 50 /* Colibri Fast Ethernet */
51 &fec1 { 51 &fec1 {
52 status = "okay"; 52 status = "okay";
53 }; 53 };
54 54
55 /* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 55 /* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 */
56 &i2c4 { 56 &i2c4 {
57 status = "okay"; 57 status = "okay";
58 }; 58 };
59 59
60 /* Colibri PWM<A> */ 60 /* Colibri PWM<A> */
61 &pwm1 { 61 &pwm1 {
62 status = "okay"; 62 status = "okay";
63 }; 63 };
64 64
65 /* Colibri PWM<B> */ 65 /* Colibri PWM<B> */
66 &pwm2 { 66 &pwm2 {
67 /* The pwm2 should be disabled to enab 67 /* The pwm2 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
68 status = "okay"; 68 status = "okay";
69 }; 69 };
70 70
71 /* Colibri PWM<C> */ 71 /* Colibri PWM<C> */
72 &pwm3 { 72 &pwm3 {
73 /* The pwm3 should be disabled to enab 73 /* The pwm3 should be disabled to enable atmel_mxt_ts touchscreen for adapter. */
74 status = "okay"; 74 status = "okay";
75 }; 75 };
76 76
77 /* Colibri PWM<D> */ 77 /* Colibri PWM<D> */
78 &pwm4 { 78 &pwm4 {
79 status = "okay"; 79 status = "okay";
80 }; 80 };
81 81
82 /* M41T0M6 real time clock */ 82 /* M41T0M6 real time clock */
83 &rtc { 83 &rtc {
84 status = "okay"; 84 status = "okay";
85 }; 85 };
86 86
87 /* Colibri UART_A */ 87 /* Colibri UART_A */
88 &uart1 { 88 &uart1 {
89 status = "okay"; 89 status = "okay";
90 }; 90 };
91 91
92 /* Colibri UART_B */ 92 /* Colibri UART_B */
93 &uart2 { 93 &uart2 {
94 status = "okay"; 94 status = "okay";
95 }; 95 };
96 96
97 /* Colibri UART_C */ 97 /* Colibri UART_C */
98 &uart3 { 98 &uart3 {
99 status = "okay"; 99 status = "okay";
100 }; 100 };
101 101
102 /* Colibri USBC */ 102 /* Colibri USBC */
103 &usbotg1 { 103 &usbotg1 {
104 disable-over-current; 104 disable-over-current;
105 status = "okay"; 105 status = "okay";
106 }; 106 };
107 107
108 /* Colibri MMC/SD */ 108 /* Colibri MMC/SD */
109 &usdhc1 { 109 &usdhc1 {
110 status = "okay"; 110 status = "okay";
111 }; 111 };
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