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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
4 */
5
6/ {
7 cpus {
8 cpu@0 {
9 cpu0-supply = <&dcdc2_reg>;
10 };
11 };
12
13 memory@80000000 {
14 device_type = "memory";
15 reg = <0x80000000 0x10000000>; /* 256 MB */
16 };
17
18 chosen {
19 stdout-path = &uart0;
20 };
21
22 leds {
23 pinctrl-names = "default";
24 pinctrl-0 = <&user_leds_s0>;
25
26 compatible = "gpio-leds";
27
28 led2 {
29 label = "beaglebone:green:heartbeat";
30 gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
31 linux,default-trigger = "heartbeat";
32 default-state = "off";
33 };
34
35 led3 {
36 label = "beaglebone:green:mmc0";
37 gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
38 linux,default-trigger = "mmc0";
39 default-state = "off";
40 };
41
42 led4 {
43 label = "beaglebone:green:usr2";
44 gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
45 linux,default-trigger = "cpu0";
46 default-state = "off";
47 };
48
49 led5 {
50 label = "beaglebone:green:usr3";
51 gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
52 linux,default-trigger = "mmc1";
53 default-state = "off";
54 };
55 };
56
57 vmmcsd_fixed: fixedregulator0 {
58 compatible = "regulator-fixed";
59 regulator-name = "vmmcsd_fixed";
60 regulator-min-microvolt = <3300000>;
61 regulator-max-microvolt = <3300000>;
62 };
63};
64
65&am33xx_pinmux {
66 pinctrl-names = "default";
67 pinctrl-0 = <&clkout2_pin>;
68
69 user_leds_s0: user_leds_s0 {
70 pinctrl-single,pins = <
71 AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT_PULLDOWN, MUX_MODE7) /* gpmc_a5.gpio1_21 */
72 AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a6.gpio1_22 */
73 AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_OUTPUT_PULLDOWN, MUX_MODE7) /* gpmc_a7.gpio1_23 */
74 AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio1_24 */
75 >;
76 };
77
78 i2c0_pins: pinmux_i2c0_pins {
79 pinctrl-single,pins = <
80 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0) /* i2c0_sda.i2c0_sda */
81 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0) /* i2c0_scl.i2c0_scl */
82 >;
83 };
84
85 i2c2_pins: pinmux_i2c2_pins {
86 pinctrl-single,pins = <
87 AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE3) /* uart1_ctsn.i2c2_sda */
88 AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_INPUT_PULLUP, MUX_MODE3) /* uart1_rtsn.i2c2_scl */
89 >;
90 };
91
92 uart0_pins: pinmux_uart0_pins {
93 pinctrl-single,pins = <
94 AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
95 AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
96 >;
97 };
98
99 clkout2_pin: pinmux_clkout2_pin {
100 pinctrl-single,pins = <
101 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* xdma_event_intr1.clkout2 */
102 >;
103 };
104
105 cpsw_default: cpsw_default {
106 pinctrl-single,pins = <
107 /* Slave 1 */
108 AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE0)
109 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
110 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE0)
111 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
112 AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
113 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
114 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
115 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
116 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
117 AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE0)
118 AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLUP, MUX_MODE0)
119 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE0)
120 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE0)
121 >;
122 };
123
124 cpsw_sleep: cpsw_sleep {
125 pinctrl-single,pins = <
126 /* Slave 1 reset value */
127 AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE7)
128 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
129 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLDOWN, MUX_MODE7)
130 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
131 AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
132 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
133 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
134 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
135 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
136 AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLDOWN, MUX_MODE7)
137 AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLDOWN, MUX_MODE7)
138 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE7)
139 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE7)
140 >;
141 };
142
143 davinci_mdio_default: davinci_mdio_default {
144 pinctrl-single,pins = <
145 /* MDIO */
146 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
147 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
148 >;
149 };
150
151 davinci_mdio_sleep: davinci_mdio_sleep {
152 pinctrl-single,pins = <
153 /* MDIO reset value */
154 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLDOWN, MUX_MODE7)
155 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_INPUT_PULLDOWN, MUX_MODE7)
156 >;
157 };
158
159 mmc1_pins: pinmux_mmc1_pins {
160 pinctrl-single,pins = <
161 AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* spio0_cs1.gpio0_6 */
162 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
163 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
164 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
165 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
166 AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
167 AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
168 >;
169 };
170
171 emmc_pins: pinmux_emmc_pins {
172 pinctrl-single,pins = <
173 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */
174 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
175 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
176 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
177 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
178 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
179 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
180 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
181 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
182 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
183 >;
184 };
185};
186
187&uart0 {
188 pinctrl-names = "default";
189 pinctrl-0 = <&uart0_pins>;
190
191 status = "okay";
192};
193
194&usb0 {
195 dr_mode = "peripheral";
196 interrupts-extended = <&intc 18 &tps 0>;
197 interrupt-names = "mc", "vbus";
198};
199
200&usb1 {
201 dr_mode = "host";
202};
203
204&i2c0 {
205 pinctrl-names = "default";
206 pinctrl-0 = <&i2c0_pins>;
207
208 status = "okay";
209 clock-frequency = <400000>;
210
211 tps: tps@24 {
212 reg = <0x24>;
213 };
214
215 baseboard_eeprom: baseboard_eeprom@50 {
216 compatible = "atmel,24c256";
217 reg = <0x50>;
218
219 #address-cells = <1>;
220 #size-cells = <1>;
221 baseboard_data: baseboard_data@0 {
222 reg = <0 0x100>;
223 };
224 };
225};
226
227&i2c2 {
228 pinctrl-names = "default";
229 pinctrl-0 = <&i2c2_pins>;
230
231 status = "okay";
232 clock-frequency = <100000>;
233
234 cape_eeprom0: cape_eeprom0@54 {
235 compatible = "atmel,24c256";
236 reg = <0x54>;
237 #address-cells = <1>;
238 #size-cells = <1>;
239 cape0_data: cape_data@0 {
240 reg = <0 0x100>;
241 };
242 };
243
244 cape_eeprom1: cape_eeprom1@55 {
245 compatible = "atmel,24c256";
246 reg = <0x55>;
247 #address-cells = <1>;
248 #size-cells = <1>;
249 cape1_data: cape_data@0 {
250 reg = <0 0x100>;
251 };
252 };
253
254 cape_eeprom2: cape_eeprom2@56 {
255 compatible = "atmel,24c256";
256 reg = <0x56>;
257 #address-cells = <1>;
258 #size-cells = <1>;
259 cape2_data: cape_data@0 {
260 reg = <0 0x100>;
261 };
262 };
263
264 cape_eeprom3: cape_eeprom3@57 {
265 compatible = "atmel,24c256";
266 reg = <0x57>;
267 #address-cells = <1>;
268 #size-cells = <1>;
269 cape3_data: cape_data@0 {
270 reg = <0 0x100>;
271 };
272 };
273};
274
275
276/include/ "tps65217.dtsi"
277
278&tps {
279 /*
280 * Configure pmic to enter OFF-state instead of SLEEP-state ("RTC-only
281 * mode") at poweroff. Most BeagleBone versions do not support RTC-only
282 * mode and risk hardware damage if this mode is entered.
283 *
284 * For details, see linux-omap mailing list May 2015 thread
285 * [PATCH] ARM: dts: am335x-bone* enable pmic-shutdown-controller
286 * In particular, messages:
287 * http://www.spinics.net/lists/linux-omap/msg118585.html
288 * http://www.spinics.net/lists/linux-omap/msg118615.html
289 *
290 * You can override this later with
291 * &tps { /delete-property/ ti,pmic-shutdown-controller; }
292 * if you want to use RTC-only mode and made sure you are not affected
293 * by the hardware problems. (Tip: double-check by performing a current
294 * measurement after shutdown: it should be less than 1 mA.)
295 */
296
297 interrupts = <7>; /* NMI */
298 interrupt-parent = <&intc>;
299
300 ti,pmic-shutdown-controller;
301
302 charger {
303 status = "okay";
304 };
305
306 pwrbutton {
307 status = "okay";
308 };
309
310 regulators {
311 dcdc1_reg: regulator@0 {
312 regulator-name = "vdds_dpr";
313 regulator-always-on;
314 };
315
316 dcdc2_reg: regulator@1 {
317 /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
318 regulator-name = "vdd_mpu";
319 regulator-min-microvolt = <925000>;
320 regulator-max-microvolt = <1351500>;
321 regulator-boot-on;
322 regulator-always-on;
323 };
324
325 dcdc3_reg: regulator@2 {
326 /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
327 regulator-name = "vdd_core";
328 regulator-min-microvolt = <925000>;
329 regulator-max-microvolt = <1150000>;
330 regulator-boot-on;
331 regulator-always-on;
332 };
333
334 ldo1_reg: regulator@3 {
335 regulator-name = "vio,vrtc,vdds";
336 regulator-always-on;
337 };
338
339 ldo2_reg: regulator@4 {
340 regulator-name = "vdd_3v3aux";
341 regulator-always-on;
342 };
343
344 ldo3_reg: regulator@5 {
345 regulator-name = "vdd_1v8";
346 regulator-always-on;
347 };
348
349 ldo4_reg: regulator@6 {
350 regulator-name = "vdd_3v3a";
351 regulator-always-on;
352 };
353 };
354};
355
356&cpsw_port1 {
357 phy-handle = <ðphy0>;
358 phy-mode = "mii";
359 ti,dual-emac-pvid = <1>;
360};
361
362&cpsw_port2 {
363 status = "disabled";
364};
365
366&mac_sw {
367 pinctrl-names = "default", "sleep";
368 pinctrl-0 = <&cpsw_default>;
369 pinctrl-1 = <&cpsw_sleep>;
370 status = "okay";
371};
372
373&davinci_mdio_sw {
374 pinctrl-names = "default", "sleep";
375 pinctrl-0 = <&davinci_mdio_default>;
376 pinctrl-1 = <&davinci_mdio_sleep>;
377
378 ethphy0: ethernet-phy@0 {
379 reg = <0>;
380 };
381};
382
383&mmc1 {
384 status = "okay";
385 bus-width = <0x4>;
386 pinctrl-names = "default";
387 pinctrl-0 = <&mmc1_pins>;
388 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
389};
390
391&aes {
392 status = "okay";
393};
394
395&sham {
396 status = "okay";
397};
398
399&rtc {
400 clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
401 clock-names = "ext-clk", "int-clk";
402 system-power-controller;
403};
404
405&pruss_tm {
406 status = "okay";
407};
408
409&wkup_m3_ipc {
410 firmware-name = "am335x-bone-scale-data.bin";
411};