1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
4 * Copyright (C) 2018 Robert Bosch Power Tools GmbH
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
13 model = "Bosch AM335x Guardian";
14 compatible = "bosch,am335x-guardian", "ti,am33xx";
23 cpu0-supply = <&dcdc2_reg>;
28 device_type = "memory";
29 reg = <0x80000000 0x10000000>; /* 256 MB */
33 compatible = "gpio-keys";
34 pinctrl-names = "default";
35 pinctrl-0 = <&guardian_button_pins>;
38 label = "guardian-select-button";
40 gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
45 label = "guardian-power-button";
46 linux,code = <KEY_POWER>;
47 gpios = <&gpio2 21 GPIO_ACTIVE_LOW>;
53 compatible = "gpio-leds";
54 pinctrl-names = "default";
55 pinctrl-0 = <&guardian_led_pins>;
58 label = "guardian:life-led";
59 gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
60 linux,default-trigger = "heartbeat";
61 default-state = "off";
66 compatible = "ti,tilcdc,panel";
67 pinctrl-names = "default", "sleep";
68 pinctrl-0 = <&lcd_pins_default &lcd_disen_pins>;
69 pinctrl-1 = <&lcd_pins_sleep>;
81 clock-frequency = <9000000>;
102 compatible = "ti,omap-dmtimer-pwm";
103 ti,timers = <&timer7>;
104 pinctrl-names = "default";
105 pinctrl-0 = <&dmtimer7_pins>;
108 vmmcsd_fixed: regulator-3v3 {
109 compatible = "regulator-fixed";
110 regulator-name = "vmmcsd_fixed";
111 regulator-min-microvolt = <3300000>;
112 regulator-max-microvolt = <3300000>;
125 pinctrl-names = "default";
126 pinctrl-0 = <&nandflash_pins>;
127 ranges = <0 0 0x08000000 0x1000000>; /* CS0: 16MB for NAND */
131 compatible = "ti,omap2-nand";
132 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
133 interrupt-parent = <&gpmc>;
134 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
135 <1 IRQ_TYPE_NONE>; /* termcount */
136 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
137 ti,nand-ecc-opt = "bch16";
139 nand-bus-width = <8>;
140 gpmc,device-width = <1>;
141 gpmc,sync-clk-ps = <0>;
143 gpmc,cs-rd-off-ns = <30>;
144 gpmc,cs-wr-off-ns = <30>;
145 gpmc,adv-on-ns = <0>;
146 gpmc,adv-rd-off-ns = <30>;
147 gpmc,adv-wr-off-ns = <30>;
149 gpmc,we-off-ns = <15>;
151 gpmc,oe-off-ns = <15>;
152 gpmc,access-ns = <30>;
153 gpmc,rd-cycle-ns = <30>;
154 gpmc,wr-cycle-ns = <30>;
155 gpmc,wait-on-read = "true";
156 gpmc,wait-on-write = "true";
157 gpmc,bus-turnaround-ns = <0>;
158 gpmc,cycle2cycle-delay-ns = <0>;
159 gpmc,clk-activation-ns = <0>;
160 gpmc,wait-monitoring-ns = <0>;
161 gpmc,wr-access-ns = <0>;
162 gpmc,wr-data-mux-bus-ns = <0>;
165 * MTD partition table
167 * All SPL-* partitions are sized to minimal length which can
168 * be independently programmable. For NAND flash this is equal
169 * to size of erase-block.
171 #address-cells = <1>;
180 label = "SPL.backup1";
181 reg = <0x40000 0x40000>;
185 label = "SPL.backup2";
186 reg = <0x80000 0x40000>;
190 label = "SPL.backup3";
191 reg = <0xc0000 0x40000>;
196 reg = <0x100000 0x100000>;
200 label = "u-boot.backup1";
201 reg = <0x200000 0x100000>;
206 reg = <0x300000 0x1fd00000>;
212 pinctrl-names = "default";
213 pinctrl-0 = <&i2c0_pins>;
214 clock-frequency = <400000>;
223 blue-and-red-wiring = "crossed";
229 pinctrl-names = "default";
230 pinctrl-0 = <&mmc1_pins>;
231 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
232 vmmc-supply = <&vmmcsd_fixed>;
237 clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
238 clock-names = "ext-clk", "int-clk";
239 system-power-controller;
243 ti,pindir-d0-out-d1-in;
244 pinctrl-names = "default";
245 pinctrl-0 = <&spi0_pins>;
249 /include/ "tps65217.dtsi"
252 ti,pmic-shutdown-controller;
253 interrupt-parent = <&intc>;
254 interrupts = <7>; /* NMI */
257 isel = <1>; /* 1 - ISET1, 2 ISET2 */
258 fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
259 default-brightness = <100>;
263 dcdc1_reg: regulator@0 {
264 regulator-name = "vdds_dpr";
268 dcdc2_reg: regulator@1 {
269 regulator-name = "vdd_mpu";
270 regulator-min-microvolt = <925000>;
271 regulator-max-microvolt = <1351500>;
276 dcdc3_reg: regulator@2 {
277 regulator-name = "vdd_core";
278 regulator-min-microvolt = <925000>;
279 regulator-max-microvolt = <1150000>;
284 ldo1_reg: regulator@3 {
285 regulator-name = "vio,vrtc,vdds";
289 ldo2_reg: regulator@4 {
290 regulator-name = "vdd_3v3aux";
294 ldo3_reg: regulator@5 {
295 regulator-name = "vdd_1v8";
296 regulator-min-microvolt = <1800000>;
297 regulator-max-microvolt = <1800000>;
301 ldo4_reg: regulator@6 {
302 regulator-name = "vdd_3v3a";
312 ti,adc-channels = <0 1 2 3 4 5 6>;
317 pinctrl-names = "default";
318 pinctrl-0 = <&uart0_pins>;
323 pinctrl-names = "default";
324 pinctrl-0 = <&uart2_pins>;
337 dr_mode = "peripheral";
355 pinctrl-names = "default";
356 pinctrl-0 = <&clkout2_pin &guardian_interface_pins>;
358 clkout2_pin: pinmux_clkout2_pin {
359 pinctrl-single,pins = <
360 AM33XX_IOPAD(0x9b4, PIN_OUTPUT_PULLDOWN | MUX_MODE3)
364 dmtimer7_pins: pinmux_dmtimer7_pins {
365 pinctrl-single,pins = <
366 AM33XX_IOPAD(0x968, PIN_OUTPUT | MUX_MODE5)
370 guardian_button_pins: pinmux_gpio_keys_pins {
371 pinctrl-single,pins = <
372 AM33XX_IOPAD(0x940, PIN_INPUT | MUX_MODE7)
373 AM33XX_IOPAD(0x884, PIN_INPUT | MUX_MODE7)
377 guardian_interface_pins: pinmux_guardian_interface_pins {
378 pinctrl-single,pins = <
379 AM33XX_IOPAD(0x928, PIN_OUTPUT | MUX_MODE7)
380 AM33XX_IOPAD(0x990, PIN_OUTPUT | MUX_MODE7)
381 AM33XX_IOPAD(0x9ac, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
382 AM33XX_IOPAD(0x980, PIN_INPUT | MUX_MODE7)
383 AM33XX_IOPAD(0x984, PIN_INPUT | MUX_MODE7)
384 AM33XX_IOPAD(0x928, PIN_OUTPUT_PULLUP | MUX_MODE7)
385 AM33XX_IOPAD(0x90c, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
386 AM33XX_IOPAD(0x944, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
387 AM33XX_IOPAD(0x91c, PIN_INPUT | MUX_MODE7)
388 AM33XX_IOPAD(0x918, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
392 i2c0_pins: pinmux_i2c0_pins {
393 pinctrl-single,pins = <
394 AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)
395 AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)
399 lcd_disen_pins: pinmux_lcd_disen_pins {
400 pinctrl-single,pins = <
401 AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLUP | SLEWCTRL_SLOW | MUX_MODE7)
405 lcd_pins_default: pinmux_lcd_pins_default {
406 pinctrl-single,pins = <
407 AM33XX_IOPAD(0x820, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
408 AM33XX_IOPAD(0x824, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
409 AM33XX_IOPAD(0x828, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
410 AM33XX_IOPAD(0x82c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
411 AM33XX_IOPAD(0x830, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
412 AM33XX_IOPAD(0x834, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
413 AM33XX_IOPAD(0x838, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
414 AM33XX_IOPAD(0x83c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
415 AM33XX_IOPAD(0x8a0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
416 AM33XX_IOPAD(0x8a4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
417 AM33XX_IOPAD(0x8a8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
418 AM33XX_IOPAD(0x8ac, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
419 AM33XX_IOPAD(0x8b0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
420 AM33XX_IOPAD(0x8b4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
421 AM33XX_IOPAD(0x8b8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
422 AM33XX_IOPAD(0x8bc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
423 AM33XX_IOPAD(0x8c0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
424 AM33XX_IOPAD(0x8c4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
425 AM33XX_IOPAD(0x8c8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
426 AM33XX_IOPAD(0x8cc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
427 AM33XX_IOPAD(0x8d0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
428 AM33XX_IOPAD(0x8d4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
429 AM33XX_IOPAD(0x8d8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
430 AM33XX_IOPAD(0x8dc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
431 AM33XX_IOPAD(0x8e0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
432 AM33XX_IOPAD(0x8e4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
433 AM33XX_IOPAD(0x8e8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
434 AM33XX_IOPAD(0x8ec, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
438 lcd_pins_sleep: pinmux_lcd_pins_sleep {
439 pinctrl-single,pins = <
440 AM33XX_IOPAD(0x8a0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
441 AM33XX_IOPAD(0x8a4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
442 AM33XX_IOPAD(0x8a8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
443 AM33XX_IOPAD(0x8ac, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
444 AM33XX_IOPAD(0x8b0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
445 AM33XX_IOPAD(0x8b4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
446 AM33XX_IOPAD(0x8b8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
447 AM33XX_IOPAD(0x8bc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
448 AM33XX_IOPAD(0x8c0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
449 AM33XX_IOPAD(0x8c4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
450 AM33XX_IOPAD(0x8c8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
451 AM33XX_IOPAD(0x8cc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
452 AM33XX_IOPAD(0x8d0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
453 AM33XX_IOPAD(0x8d4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
454 AM33XX_IOPAD(0x8d8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
455 AM33XX_IOPAD(0x8dc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
456 AM33XX_IOPAD(0x8e0, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
457 AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
458 AM33XX_IOPAD(0x8e8, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
459 AM33XX_IOPAD(0x8ec, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
463 guardian_led_pins: pinmux_leds_pins {
464 pinctrl-single,pins = <
465 AM33XX_IOPAD(0x868, PIN_OUTPUT | MUX_MODE7)
469 mmc1_pins: pinmux_mmc1_pins {
470 pinctrl-single,pins = <
471 AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)
472 AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)
473 AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)
474 AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)
475 AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)
476 AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)
477 AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7)
481 spi0_pins: pinmux_spi0_pins {
482 pinctrl-single,pins = <
483 AM33XX_IOPAD(0x950, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
484 AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLUP | MUX_MODE0)
485 AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0)
486 AM33XX_IOPAD(0x95c, PIN_OUTPUT_PULLUP | MUX_MODE0)
490 uart0_pins: pinmux_uart0_pins {
491 pinctrl-single,pins = <
492 AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)
493 AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
497 uart2_pins: pinmux_uart2_pins {
498 pinctrl-single,pins = <
499 AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE1)
500 AM33XX_IOPAD(0x930, PIN_OUTPUT_PULLDOWN | MUX_MODE1)
504 nandflash_pins: pinmux_nandflash_pins {
505 pinctrl-single,pins = <
506 AM33XX_IOPAD(0x800, PIN_INPUT | MUX_MODE0)
507 AM33XX_IOPAD(0x804, PIN_INPUT | MUX_MODE0)
508 AM33XX_IOPAD(0x808, PIN_INPUT | MUX_MODE0)
509 AM33XX_IOPAD(0x80c, PIN_INPUT | MUX_MODE0)
510 AM33XX_IOPAD(0x810, PIN_INPUT | MUX_MODE0)
511 AM33XX_IOPAD(0x814, PIN_INPUT | MUX_MODE0)
512 AM33XX_IOPAD(0x818, PIN_INPUT | MUX_MODE0)
513 AM33XX_IOPAD(0x81c, PIN_INPUT | MUX_MODE0)
514 AM33XX_IOPAD(0x870, PIN_INPUT | MUX_MODE0)
515 AM33XX_IOPAD(0x874, PIN_OUTPUT | MUX_MODE0)
516 AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0)
517 AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0)
518 AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0)
519 AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0)
520 AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0)