1 /*
2 * CIAA NXP LPC4337 (http://www.proyecto-ciaa.com.ar)
3 *
4 * Copyright (C) 2015 VanguardiaSur - www.vanguardiasur.com.ar
5 *
6 * This code is released using a dual license strategy: BSD/GPL
7 * You can choose the licence that better fits your requirements.
8 *
9 * Released under the terms of 3-clause BSD License
10 * Released under the terms of GNU General Public License Version 2.0
11 */
12 /dts-v1/;
13
14 #include "lpc18xx.dtsi"
15 #include "lpc4357.dtsi"
16
17 #include "dt-bindings/gpio/gpio.h"
18
19 / {
20 model = "CIAA NXP LPC4337";
21 compatible = "ciaa,lpc4337", "nxp,lpc4337", "nxp,lpc4350";
22
23 aliases {
24 serial0 = &uart2;
25 serial1 = &uart3;
26 };
27
28 chosen {
29 bootargs = "console=ttyS0,115200 earlyprintk";
30 stdout-path = &uart2;
31 };
32
33 memory@28000000 {
34 device_type = "memory";
35 reg = <0x28000000 0x0800000>; /* 8 MB */
36 };
37 };
38
39 &pinctrl {
40 enet_rmii_pins: enet-rmii-pins {
41 enet_rmii_rxd_cfg {
42 pins = "p1_15", "p0_0";
43 function = "enet";
44 slew-rate = <1>;
45 bias-disable;
46 input-enable;
47 input-schmitt-disable;
48 };
49
50 enet_rmii_txd_cfg {
51 pins = "p1_18", "p1_20";
52 function = "enet";
53 slew-rate = <1>;
54 bias-disable;
55 input-enable;
56 input-schmitt-disable;
57 };
58
59 enet_rmii_rx_dv_cfg {
60 pins = "p1_16";
61 function = "enet";
62 bias-disable;
63 input-enable;
64 input-schmitt-disable;
65 };
66
67 enet_rmii_tx_en_cfg {
68 pins = "p0_1";
69 function = "enet";
70 bias-disable;
71 input-enable;
72 input-schmitt-disable;
73 };
74
75 enet_ref_clk_cfg {
76 pins = "p1_19";
77 function = "enet";
78 slew-rate = <1>;
79 bias-disable;
80 input-enable;
81 input-schmitt-disable;
82 };
83
84 enet_mdio_cfg {
85 pins = "p1_17";
86 function = "enet";
87 bias-disable;
88 input-enable;
89 input-schmitt-disable;
90 };
91
92 enet_mdc_cfg {
93 pins = "p7_7";
94 function = "enet";
95 slew-rate = <1>;
96 bias-disable;
97 input-enable;
98 input-schmitt-disable;
99 };
100 };
101
102 i2c0_pins: i2c0-pins {
103 i2c0_pins_cfg {
104 pins = "i2c0_scl", "i2c0_sda";
105 function = "i2c0";
106 input-enable;
107 };
108 };
109
110 ssp_pins: ssp-pins {
111 ssp1_cs {
112 pins = "p6_7";
113 function = "gpio";
114 bias-pull-up;
115 bias-disable;
116 };
117
118 ssp1_miso_mosi {
119 pins = "p1_3", "p1_4";
120 function = "ssp1";
121 slew-rate = <1>;
122 bias-pull-down;
123 input-enable;
124 input-schmitt-disable;
125 };
126
127 ssp1_sck {
128 pins = "pf_4";
129 function = "ssp1";
130 slew-rate = <1>;
131 bias-disable;
132 };
133 };
134
135 uart2_pins: uart2-pins {
136 uart2_rx_cfg {
137 pins = "p7_2";
138 function = "uart2";
139 bias-disable;
140 input-enable;
141 };
142
143 uart2_tx_cfg {
144 pins = "p7_1";
145 function = "uart2";
146 bias-disable;
147 };
148 };
149
150 uart3_pins: uart3-pins {
151 uart3_rx_cfg {
152 pins = "p2_4";
153 function = "uart3";
154 bias-disable;
155 input-enable;
156 };
157
158 uart3_tx_cfg {
159 pins = "p2_3";
160 function = "uart3";
161 bias-disable;
162 };
163 };
164 };
165
166 &enet_tx_clk {
167 clock-frequency = <50000000>;
168 };
169
170 &i2c0 {
171 status = "okay";
172 pinctrl-names = "default";
173 pinctrl-0 = <&i2c0_pins>;
174 clock-frequency = <400000>;
175
176 eeprom@50 {
177 compatible = "microchip,24c512", "atmel,24c512";
178 reg = <0x50>;
179 };
180
181 eeprom@51 {
182 compatible = "microchip,24c02", "atmel,24c02";
183 reg = <0x51>;
184 };
185
186 eeprom@54 {
187 compatible = "microchip,24c512", "atmel,24c512";
188 reg = <0x54>;
189 };
190 };
191
192 &mac {
193 status = "okay";
194 phy-mode = "rmii";
195 pinctrl-names = "default";
196 pinctrl-0 = <&enet_rmii_pins>;
197 };
198
199 &sct_pwm {
200 status = "okay";
201 };
202
203 &ssp1 {
204 status = "okay";
205 pinctrl-names = "default";
206 pinctrl-0 = <&ssp_pins>;
207 cs-gpios = <&gpio LPC_GPIO(5,15) GPIO_ACTIVE_HIGH>;
208 num-cs = <1>;
209 };
210
211 &uart2 {
212 status = "okay";
213 pinctrl-names = "default";
214 pinctrl-0 = <&uart2_pins>;
215 };
216
217 &uart3 {
218 status = "okay";
219 pinctrl-names = "default";
220 pinctrl-0 = <&uart3_pins>;
221 };
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