1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* at91-sama5d27_som1.dtsi - Device Tree file for SAMA5D27 SoM1 board
*
* Copyright (c) 2017, Microchip Technology Inc.
* 2017 Cristian Birsan <cristian.birsan@microchip.com>
* 2017 Claudiu Beznea <claudiu.beznea@microchip.com>
*/
#include "sama5d2.dtsi"
#include "sama5d2-pinfunc.h"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Atmel SAMA5D27 SoM1";
compatible = "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
aliases {
i2c0 = &i2c0;
};
clocks {
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <24000000>;
};
};
ahb {
sdmmc0: sdio-host@a0000000 {
microchip,sdcal-inverted;
};
apb {
qspi1: spi@f0024000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_qspi1_default>;
flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <80000000>;
spi-tx-bus-width = <4>;
spi-rx-bus-width = <4>;
m25p,fast-read;
at91bootstrap@0 {
label = "at91bootstrap";
reg = <0x00000000 0x00040000>;
};
bootloader@40000 {
label = "bootloader";
reg = <0x00040000 0x000c0000>;
};
bootloaderenvred@100000 {
label = "bootloader env redundant";
reg = <0x00100000 0x00040000>;
};
bootloaderenv@140000 {
label = "bootloader env";
reg = <0x00140000 0x00040000>;
};
dtb@180000 {
label = "device tree";
reg = <0x00180000 0x00080000>;
};
kernel@200000 {
label = "kernel";
reg = <0x00200000 0x00600000>;
};
};
};
macb0: ethernet@f8008000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_default>;
#address-cells = <1>;
#size-cells = <0>;
phy-mode = "rmii";
ethernet-phy@7 {
reg = <0x7>;
interrupt-parent = <&pioA>;
interrupts = <PIN_PD31 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_phy_irq>;
};
};
i2c0: i2c@f8028000 {
dmas = <0>, <0>;
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c0_default>;
pinctrl-1 = <&pinctrl_i2c0_gpio>;
sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
at24@50 {
compatible = "atmel,24c02";
reg = <0x50>;
pagesize = <8>;
};
};
pinctrl@fc038000 {
pinctrl_i2c0_default: i2c0_default {
pinmux = <PIN_PD21__TWD0>,
<PIN_PD22__TWCK0>;
bias-disable;
};
pinctrl_i2c0_gpio: i2c0_gpio {
pinmux = <PIN_PD21__GPIO>,
<PIN_PD22__GPIO>;
bias-disable;
};
pinctrl_qspi1_default: qspi1_default {
sck_cs {
pinmux = <PIN_PB5__QSPI1_SCK>,
<PIN_PB6__QSPI1_CS>;
bias-disable;
};
data {
pinmux = <PIN_PB7__QSPI1_IO0>,
<PIN_PB8__QSPI1_IO1>,
<PIN_PB9__QSPI1_IO2>,
<PIN_PB10__QSPI1_IO3>;
bias-pull-up;
};
};
pinctrl_macb0_default: macb0_default {
pinmux = <PIN_PD9__GTXCK>,
<PIN_PD10__GTXEN>,
<PIN_PD11__GRXDV>,
<PIN_PD12__GRXER>,
<PIN_PD13__GRX0>,
<PIN_PD14__GRX1>,
<PIN_PD15__GTX0>,
<PIN_PD16__GTX1>,
<PIN_PD17__GMDC>,
<PIN_PD18__GMDIO>;
bias-disable;
};
pinctrl_macb0_phy_irq: macb0_phy_irq {
pinmux = <PIN_PD31__GPIO>;
bias-disable;
};
};
};
};
};
|
