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1// SPDX-License-Identifier: GPL-2.0-or-later
2/* SPDX-FileCopyrightText: Alexander Shiyan, <shc_work@mail.ru> */
3
4/* Based on code by myc_c335x.dts, MYiRtech.com */
5/* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ */
6
7/dts-v1/;
8
9#include "am33xx.dtsi"
10
11#include <dt-bindings/interrupt-controller/irq.h>
12#include <dt-bindings/leds/common.h>
13
14/ {
15 model = "MYIR MYC-AM335X";
16 compatible = "myir,myc-am335x", "ti,am33xx";
17
18 cpus {
19 cpu@0 {
20 cpu0-supply = <&vdd_core>;
21 voltage-tolerance = <2>;
22 };
23 };
24
25 memory@80000000 {
26 device_type = "memory";
27 reg = <0x80000000 0x10000000>;
28 };
29
30 clk32k: clk32k {
31 compatible = "fixed-clock";
32 clock-frequency = <32768>;
33
34 #clock-cells = <0>;
35 };
36
37 vdd_mod: vdd_mod_reg {
38 compatible = "regulator-fixed";
39 regulator-name = "vdd-mod";
40 regulator-always-on;
41 regulator-boot-on;
42 };
43
44 vdd_core: vdd_core_reg {
45 compatible = "regulator-fixed";
46 regulator-name = "vdd-core";
47 regulator-always-on;
48 regulator-boot-on;
49 vin-supply = <&vdd_mod>;
50 };
51
52 leds: leds {
53 compatible = "gpio-leds";
54 pinctrl-names = "default";
55 pinctrl-0 = <&led_mod_pins>;
56
57 led_mod: led_mod {
58 label = "module:user";
59 gpios = <&gpio3 18 GPIO_ACTIVE_LOW>;
60 color = <LED_COLOR_ID_GREEN>;
61 default-state = "off";
62 panic-indicator;
63 };
64 };
65};
66
67&mac_sw {
68 pinctrl-names = "default", "sleep";
69 pinctrl-0 = <ð_slave1_pins_default>;
70 pinctrl-1 = <ð_slave1_pins_sleep>;
71 status = "okay";
72};
73
74&cpsw_port1 {
75 phy-handle = <&phy0>;
76 phy-mode = "rgmii-id";
77 ti,dual-emac-pvid = <1>;
78};
79
80&cpsw_port2 {
81 status = "disabled";
82};
83
84&davinci_mdio_sw {
85 pinctrl-names = "default", "sleep";
86 pinctrl-0 = <&mdio_pins_default>;
87 pinctrl-1 = <&mdio_pins_sleep>;
88
89 phy0: ethernet-phy@4 {
90 reg = <4>;
91 };
92};
93
94&elm {
95 status = "okay";
96};
97
98&gpmc {
99 pinctrl-names = "default", "sleep";
100 pinctrl-0 = <&nand_pins_default>;
101 pinctrl-1 = <&nand_pins_sleep>;
102 ranges = <0 0 0x8000000 0x1000000>;
103 status = "okay";
104
105 nand0: nand@0,0 {
106 compatible = "ti,omap2-nand";
107 reg = <0 0 4>;
108 interrupt-parent = <&gpmc>;
109 interrupts = <0 IRQ_TYPE_NONE>, <1 IRQ_TYPE_NONE>;
110 nand-bus-width = <8>;
111 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>;
112 gpmc,device-width = <1>;
113 gpmc,sync-clk-ps = <0>;
114 gpmc,cs-on-ns = <0>;
115 gpmc,cs-rd-off-ns = <44>;
116 gpmc,cs-wr-off-ns = <44>;
117 gpmc,adv-on-ns = <6>;
118 gpmc,adv-rd-off-ns = <34>;
119 gpmc,adv-wr-off-ns = <44>;
120 gpmc,we-on-ns = <0>;
121 gpmc,we-off-ns = <40>;
122 gpmc,oe-on-ns = <0>;
123 gpmc,oe-off-ns = <54>;
124 gpmc,access-ns = <64>;
125 gpmc,rd-cycle-ns = <82>;
126 gpmc,wr-cycle-ns = <82>;
127 gpmc,bus-turnaround-ns = <0>;
128 gpmc,cycle2cycle-delay-ns = <0>;
129 gpmc,clk-activation-ns = <0>;
130 gpmc,wr-access-ns = <40>;
131 gpmc,wr-data-mux-bus-ns = <0>;
132 ti,elm-id = <&elm>;
133 ti,nand-ecc-opt = "bch8";
134 };
135};
136
137&i2c0 {
138 pinctrl-names = "default", "gpio", "sleep";
139 pinctrl-0 = <&i2c0_pins_default>;
140 pinctrl-1 = <&i2c0_pins_gpio>;
141 pinctrl-2 = <&i2c0_pins_sleep>;
142 clock-frequency = <400000>;
143 scl-gpios = <&gpio3 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
144 sda-gpios = <&gpio3 5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
145 status = "okay";
146
147 eeprom: eeprom@50 {
148 compatible = "atmel,24c32";
149 reg = <0x50>;
150 pagesize = <32>;
151 vcc-supply = <&vdd_mod>;
152 };
153};
154
155&rtc {
156 clocks = <&clk32k>;
157 clock-names = "ext-clk";
158 system-power-controller;
159};
160
161&am33xx_pinmux {
162 mdio_pins_default: pinmux_mdio_pins_default {
163 pinctrl-single,pins = <
164 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0) /* mdio_data */
165 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0) /* mdio_clk */
166 >;
167 };
168
169 mdio_pins_sleep: pinmux_mdio_pins_sleep {
170 pinctrl-single,pins = <
171 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLDOWN, MUX_MODE7)
172 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_INPUT_PULLDOWN, MUX_MODE7)
173 >;
174 };
175
176 eth_slave1_pins_default: pinmux_eth_slave1_pins_default {
177 pinctrl-single,pins = <
178 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* rgmii1_tctl */
179 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE2) /* rgmii1_rctl */
180 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* rgmii1_td3 */
181 AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* rgmii1_td2 */
182 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* rgmii1_td1 */
183 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* rgmii1_td0 */
184 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* rgmii1_tclk */
185 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE2) /* rgmii1_rclk */
186 AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE2) /* rgmii1_rd3 */
187 AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE2) /* rgmii1_rd2 */
188 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE2) /* rgmii1_rd1 */
189 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE2) /* rgmii1_rd0 */
190 >;
191 };
192
193 eth_slave1_pins_sleep: pinmux_eth_slave1_pins_sleep {
194 pinctrl-single,pins = <
195 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
196 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE7)
197 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
198 AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
199 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
200 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
201 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
202 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
203 AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
204 AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
205 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
206 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
207 >;
208 };
209
210 i2c0_pins_default: pinmux_i2c0_pins_default {
211 pinctrl-single,pins = <
212 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT | SLEWCTRL_FAST, MUX_MODE0) /* I2C0_SDA */
213 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT | SLEWCTRL_FAST, MUX_MODE0) /* I2C0_SCL */
214 >;
215 };
216
217 i2c0_pins_gpio: pinmux_i2c0_pins_gpio {
218 pinctrl-single,pins = <
219 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT, MUX_MODE7) /* gpio3[5] */
220 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT, MUX_MODE7) /* gpio3[6] */
221 >;
222 };
223
224 i2c0_pins_sleep: pinmux_i2c0_pins_sleep {
225 pinctrl-single,pins = <
226 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLDOWN, MUX_MODE7)
227 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLDOWN, MUX_MODE7)
228 >;
229 };
230
231 led_mod_pins: pinmux_led_mod_pins {
232 pinctrl-single,pins = <
233 AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_OUTPUT_PULLDOWN, MUX_MODE7) /* gpio3[18] */
234 >;
235 };
236
237 nand_pins_default: pinmux_nand_pins_default {
238 pinctrl-single,pins = <
239 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad0 */
240 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad1 */
241 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad2 */
242 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad3 */
243 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad4 */
244 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad5 */
245 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad6 */
246 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_ad7 */
247 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE0) /* gpmc_wait0 */
248 AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_INPUT_PULLUP, MUX_MODE7) /* gpio0[31] */
249 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_OUTPUT, MUX_MODE0) /* gpmc_csn0 */
250 AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT, MUX_MODE0) /* gpmc_advn_ale */
251 AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT, MUX_MODE0) /* gpmc_oen_ren */
252 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_OUTPUT, MUX_MODE0) /* gpmc_wen */
253 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_OUTPUT, MUX_MODE0) /* gpmc_be0n_cle */
254 >;
255 };
256
257 nand_pins_sleep: pinmux_nand_pins_sleep {
258 pinctrl-single,pins = <
259 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
260 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
261 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
262 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
263 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLDOWN, MUX_MODE7)
264 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLDOWN, MUX_MODE7)
265 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLDOWN, MUX_MODE7)
266 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLDOWN, MUX_MODE7)
267 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLDOWN, MUX_MODE7)
268 AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_INPUT_PULLDOWN, MUX_MODE7)
269 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_INPUT_PULLDOWN, MUX_MODE7)
270 AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_INPUT_PULLDOWN, MUX_MODE7)
271 AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_INPUT_PULLDOWN, MUX_MODE7)
272 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT_PULLDOWN, MUX_MODE7)
273 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_INPUT_PULLDOWN, MUX_MODE7)
274 >;
275 };
276};