1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2012 Texas Instruments Incorporated - https://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";
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 0x100000>;
210 label = "u-boot-2.backup1";
211 reg = <0x400000 0x100000>;
215 label = "u-boot-env";
216 reg = <0x500000 0x40000>;
220 label = "u-boot-env.backup1";
221 reg = <0x540000 0x40000>;
225 label = "splash-screen";
226 reg = <0x580000 0x40000>;
231 reg = <0x5c0000 0x1fa40000>;
237 pinctrl-names = "default";
238 pinctrl-0 = <&i2c0_pins>;
239 clock-frequency = <400000>;
248 blue-and-red-wiring = "crossed";
253 remote-endpoint = <0>;
260 pinctrl-names = "default";
261 pinctrl-0 = <&mmc1_pins>;
262 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
263 vmmc-supply = <&vmmcsd_fixed>;
268 clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
269 clock-names = "ext-clk", "int-clk";
270 system-power-controller;
274 ti,pindir-d0-out-d1-in;
275 pinctrl-names = "default";
276 pinctrl-0 = <&spi0_pins>;
280 /include/ "tps65217.dtsi"
283 ti,pmic-shutdown-controller;
284 interrupt-parent = <&intc>;
285 interrupts = <7>; /* NMI */
288 isel = <1>; /* 1 - ISET1, 2 ISET2 */
289 fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
290 default-brightness = <100>;
294 dcdc1_reg: regulator@0 {
295 regulator-name = "vdds_dpr";
299 dcdc2_reg: regulator@1 {
300 regulator-name = "vdd_mpu";
301 regulator-min-microvolt = <925000>;
302 regulator-max-microvolt = <1351500>;
307 dcdc3_reg: regulator@2 {
308 regulator-name = "vdd_core";
309 regulator-min-microvolt = <925000>;
310 regulator-max-microvolt = <1150000>;
315 ldo1_reg: regulator@3 {
316 regulator-name = "vio,vrtc,vdds";
320 ldo2_reg: regulator@4 {
321 regulator-name = "vdd_3v3aux";
325 ldo3_reg: regulator@5 {
326 regulator-name = "vdd_1v8";
327 regulator-min-microvolt = <1800000>;
328 regulator-max-microvolt = <1800000>;
332 ldo4_reg: regulator@6 {
333 regulator-name = "vdd_3v3a";
343 ti,adc-channels = <0 1 2 3 4 5 6>;
348 pinctrl-names = "default";
349 pinctrl-0 = <&uart0_pins>;
354 pinctrl-names = "default";
355 pinctrl-0 = <&uart2_pins>;
368 dr_mode = "peripheral";
386 pinctrl-names = "default";
387 pinctrl-0 = <&clkout2_pin &guardian_interface_pins>;
389 clkout2_pin: pinmux_clkout2_pin {
390 pinctrl-single,pins = <
391 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT_PULLDOWN, MUX_MODE3)
395 dmtimer7_pins: pinmux_dmtimer7_pins {
396 pinctrl-single,pins = <
397 AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_OUTPUT, MUX_MODE5)
401 guardian_button_pins: pinmux_gpio_keys_pins {
402 pinctrl-single,pins = <
403 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT, MUX_MODE7)
404 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT, MUX_MODE7)
408 guardian_interface_pins: pinmux_guardian_interface_pins {
409 pinctrl-single,pins = <
410 AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLUP, MUX_MODE7)
411 AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
412 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
413 AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT, MUX_MODE7)
414 AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_INPUT, MUX_MODE7)
415 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE7)
416 AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
417 AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
418 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT, MUX_MODE7)
419 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_OUTPUT_PULLDOWN, MUX_MODE7)
423 i2c0_pins: pinmux_i2c0_pins {
424 pinctrl-single,pins = <
425 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
426 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
430 lcd_disen_pins: pinmux_lcd_disen_pins {
431 pinctrl-single,pins = <
433 (AM335X_PIN_MCASP0_FSR, PIN_OUTPUT_PULLUP | SLEWCTRL_SLOW, MUX_MODE7)
437 lcd_pins_default: pinmux_lcd_pins_default {
438 pinctrl-single,pins = <
439 AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
440 AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
441 AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
442 AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
443 AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
444 AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
445 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
446 AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE1)
447 AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
448 AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
449 AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
450 AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
451 AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
452 AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
453 AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
454 AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
455 AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
456 AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
457 AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
458 AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
459 AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
460 AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
461 AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
462 AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
463 AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
464 AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
465 AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
467 (AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT | SLEWCTRL_SLOW, MUX_MODE0)
471 lcd_pins_sleep: pinmux_lcd_pins_sleep {
472 pinctrl-single,pins = <
474 (AM335X_PIN_LCD_DATA0, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
476 (AM335X_PIN_LCD_DATA1, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
478 (AM335X_PIN_LCD_DATA2, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
480 (AM335X_PIN_LCD_DATA3, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
482 (AM335X_PIN_LCD_DATA4, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
484 (AM335X_PIN_LCD_DATA5, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
486 (AM335X_PIN_LCD_DATA6, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
488 (AM335X_PIN_LCD_DATA7, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
490 (AM335X_PIN_LCD_DATA8, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
492 (AM335X_PIN_LCD_DATA9, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
494 (AM335X_PIN_LCD_DATA10, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
496 (AM335X_PIN_LCD_DATA11, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
498 (AM335X_PIN_LCD_DATA12, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
500 (AM335X_PIN_LCD_DATA13, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
502 (AM335X_PIN_LCD_DATA14, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
504 (AM335X_PIN_LCD_DATA15, PULL_DISABLE | SLEWCTRL_SLOW, MUX_MODE7)
506 (AM335X_PIN_LCD_VSYNC, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW, MUX_MODE7)
508 (AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW, MUX_MODE7)
510 (AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW, MUX_MODE7)
512 (AM335X_PIN_LCD_AC_BIAS_EN, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW, MUX_MODE7)
516 guardian_led_pins: pinmux_leds_pins {
517 pinctrl-single,pins = <
518 AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_OUTPUT, MUX_MODE7)
522 mmc1_pins: pinmux_mmc1_pins {
523 pinctrl-single,pins = <
524 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
525 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
526 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
527 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
528 AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
529 AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
530 AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7)
534 spi0_pins: pinmux_spi0_pins {
535 pinctrl-single,pins = <
536 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
537 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_OUTPUT_PULLUP, MUX_MODE0)
538 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
539 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_OUTPUT_PULLUP, MUX_MODE0)
543 uart0_pins: pinmux_uart0_pins {
544 pinctrl-single,pins = <
545 AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
546 AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
550 uart2_pins: pinmux_uart2_pins {
551 pinctrl-single,pins = <
552 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE1)
553 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_OUTPUT_PULLDOWN, MUX_MODE1)
557 nandflash_pins: pinmux_nandflash_pins {
558 pinctrl-single,pins = <
559 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT, MUX_MODE0)
560 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT, MUX_MODE0)
561 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT, MUX_MODE0)
562 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT, MUX_MODE0)
563 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT, MUX_MODE0)
564 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT, MUX_MODE0)
565 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT, MUX_MODE0)
566 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT, MUX_MODE0)
567 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT, MUX_MODE0)
568 AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT, MUX_MODE0)
569 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_OUTPUT, MUX_MODE0)
570 AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT, MUX_MODE0)
571 AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT, MUX_MODE0)
572 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_OUTPUT, MUX_MODE0)
573 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_OUTPUT, MUX_MODE0)