0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003 * Device Tree for DA850 EVM board
0004 *
0005 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
0006 */
0007 /dts-v1/;
0008 #include "da850.dtsi"
0009 #include <dt-bindings/gpio/gpio.h>
0010
0011 / {
0012 compatible = "ti,da850-evm", "ti,da850";
0013 model = "DA850/AM1808/OMAP-L138 EVM";
0014
0015 chosen {
0016 stdout-path = &serial2;
0017 };
0018
0019 aliases {
0020 serial0 = &serial0;
0021 serial1 = &serial1;
0022 serial2 = &serial2;
0023 ethernet0 = ð0;
0024 spi0 = &spi1;
0025 };
0026
0027 backlight: backlight-pwm {
0028 pinctrl-names = "default";
0029 pinctrl-0 = <&ecap2_pins>;
0030 power-supply = <&backlight_lcd>;
0031 compatible = "pwm-backlight";
0032 /*
0033 * The PWM here corresponds to production hardware. The
0034 * schematic needs to be 1015171 (15 March 2010), Rev A
0035 * or newer.
0036 */
0037 pwms = <&ecap2 0 50000 0>;
0038 brightness-levels = <0 10 20 30 40 50 60 70 80 90 99>;
0039 default-brightness-level = <7>;
0040 };
0041
0042 panel {
0043 compatible = "ti,tilcdc,panel";
0044 pinctrl-names = "default";
0045 pinctrl-0 = <&lcd_pins>;
0046 /*
0047 * The vpif and the LCD are mutually exclusive.
0048 * To enable VPIF, change the status below to 'disabled' then
0049 * then change the status of the vpif below to 'okay'
0050 */
0051 status = "okay";
0052 enable-gpios = <&gpio 40 GPIO_ACTIVE_HIGH>; /* lcd_panel_pwr */
0053
0054 panel-info {
0055 ac-bias = <255>;
0056 ac-bias-intrpt = <0>;
0057 dma-burst-sz = <16>;
0058 bpp = <16>;
0059 fdd = <0x80>;
0060 sync-edge = <0>;
0061 sync-ctrl = <1>;
0062 raster-order = <0>;
0063 fifo-th = <0>;
0064 };
0065
0066 display-timings {
0067 native-mode = <&timing0>;
0068 timing0: 480x272 {
0069 clock-frequency = <9000000>;
0070 hactive = <480>;
0071 vactive = <272>;
0072 hfront-porch = <3>;
0073 hback-porch = <2>;
0074 hsync-len = <42>;
0075 vback-porch = <3>;
0076 vfront-porch = <4>;
0077 vsync-len = <11>;
0078 hsync-active = <0>;
0079 vsync-active = <0>;
0080 de-active = <1>;
0081 pixelclk-active = <1>;
0082 };
0083 };
0084 };
0085
0086 vbat: fixedregulator0 {
0087 compatible = "regulator-fixed";
0088 regulator-name = "vbat";
0089 regulator-min-microvolt = <5000000>;
0090 regulator-max-microvolt = <5000000>;
0091 regulator-boot-on;
0092 };
0093
0094 baseboard_3v3: fixedregulator-3v3 {
0095 /* TPS73701DCQ */
0096 compatible = "regulator-fixed";
0097 regulator-name = "baseboard_3v3";
0098 regulator-min-microvolt = <3300000>;
0099 regulator-max-microvolt = <3300000>;
0100 vin-supply = <&vbat>;
0101 regulator-always-on;
0102 regulator-boot-on;
0103 };
0104
0105 baseboard_1v8: fixedregulator-1v8 {
0106 /* TPS73701DCQ */
0107 compatible = "regulator-fixed";
0108 regulator-name = "baseboard_1v8";
0109 regulator-min-microvolt = <1800000>;
0110 regulator-max-microvolt = <1800000>;
0111 vin-supply = <&vbat>;
0112 regulator-always-on;
0113 regulator-boot-on;
0114 };
0115
0116 backlight_lcd: backlight-regulator {
0117 compatible = "regulator-fixed";
0118 regulator-name = "lcd_backlight_pwr";
0119 regulator-min-microvolt = <3300000>;
0120 regulator-max-microvolt = <3300000>;
0121 gpio = <&gpio 47 GPIO_ACTIVE_HIGH>; /* lcd_backlight_pwr */
0122 enable-active-high;
0123 };
0124
0125 sound {
0126 compatible = "simple-audio-card";
0127 simple-audio-card,name = "DA850-OMAPL138 EVM";
0128 simple-audio-card,widgets =
0129 "Line", "Line In",
0130 "Line", "Line Out";
0131 simple-audio-card,routing =
0132 "LINE1L", "Line In",
0133 "LINE1R", "Line In",
0134 "Line Out", "LLOUT",
0135 "Line Out", "RLOUT";
0136 simple-audio-card,format = "dsp_b";
0137 simple-audio-card,bitclock-master = <&link0_codec>;
0138 simple-audio-card,frame-master = <&link0_codec>;
0139 simple-audio-card,bitclock-inversion;
0140
0141 simple-audio-card,cpu {
0142 sound-dai = <&mcasp0>;
0143 system-clock-frequency = <24576000>;
0144 };
0145
0146 link0_codec: simple-audio-card,codec {
0147 sound-dai = <&tlv320aic3106>;
0148 system-clock-frequency = <24576000>;
0149 };
0150 };
0151 };
0152
0153 &ecap2 {
0154 status = "okay";
0155 };
0156
0157 &ref_clk {
0158 clock-frequency = <24000000>;
0159 };
0160
0161 &pmx_core {
0162 status = "okay";
0163
0164 mcasp0_pins: pinmux_mcasp0_pins {
0165 pinctrl-single,bits = <
0166 /*
0167 * AHCLKX, ACLKX, AFSX, AHCLKR, ACLKR,
0168 * AFSR, AMUTE
0169 */
0170 0x00 0x11111111 0xffffffff
0171 /* AXR11, AXR12 */
0172 0x04 0x00011000 0x000ff000
0173 >;
0174 };
0175 nand_pins: nand_pins {
0176 pinctrl-single,bits = <
0177 /* EMA_WAIT[0], EMA_OE, EMA_WE, EMA_CS[4], EMA_CS[3] */
0178 0x1c 0x10110110 0xf0ff0ff0
0179 /*
0180 * EMA_D[0], EMA_D[1], EMA_D[2],
0181 * EMA_D[3], EMA_D[4], EMA_D[5],
0182 * EMA_D[6], EMA_D[7]
0183 */
0184 0x24 0x11111111 0xffffffff
0185 /* EMA_A[1], EMA_A[2] */
0186 0x30 0x01100000 0x0ff00000
0187 >;
0188 };
0189 };
0190
0191 &cpu {
0192 cpu-supply = <&vdcdc3_reg>;
0193 };
0194
0195 /*
0196 * The standard da850-evm kits and SOM's are 375MHz so enable this operating
0197 * point by default. Higher frequencies must be enabled for custom boards with
0198 * other variants of the SoC.
0199 */
0200 &opp_375 {
0201 status = "okay";
0202 };
0203
0204 &sata {
0205 status = "okay";
0206 };
0207
0208 &serial0 {
0209 status = "okay";
0210 };
0211
0212 &serial1 {
0213 status = "okay";
0214 };
0215
0216 &serial2 {
0217 status = "okay";
0218 };
0219
0220 &rtc0 {
0221 status = "okay";
0222 };
0223
0224 &lcdc {
0225 status = "okay";
0226 };
0227
0228 &i2c0 {
0229 status = "okay";
0230 clock-frequency = <100000>;
0231 pinctrl-names = "default";
0232 pinctrl-0 = <&i2c0_pins>;
0233
0234 tps: tps@48 {
0235 reg = <0x48>;
0236 };
0237 tlv320aic3106: tlv320aic3106@18 {
0238 #sound-dai-cells = <0>;
0239 compatible = "ti,tlv320aic3106";
0240 reg = <0x18>;
0241 status = "okay";
0242
0243 /* Regulators */
0244 IOVDD-supply = <&vdcdc2_reg>;
0245 AVDD-supply = <&baseboard_3v3>;
0246 DRVDD-supply = <&baseboard_3v3>;
0247 DVDD-supply = <&baseboard_1v8>;
0248 };
0249 tca6416: gpio@20 {
0250 compatible = "ti,tca6416";
0251 reg = <0x20>;
0252 gpio-controller;
0253 #gpio-cells = <2>;
0254 };
0255 tca6416_bb: gpio@21 {
0256 compatible = "ti,tca6416";
0257 reg = <0x21>;
0258 gpio-controller;
0259 #gpio-cells = <2>;
0260 };
0261 };
0262
0263 &wdt {
0264 status = "okay";
0265 };
0266
0267 &mmc0 {
0268 max-frequency = <50000000>;
0269 bus-width = <4>;
0270 status = "okay";
0271 pinctrl-names = "default";
0272 pinctrl-0 = <&mmc0_pins>;
0273 cd-gpios = <&gpio 64 GPIO_ACTIVE_LOW>;
0274 wp-gpios = <&gpio 65 GPIO_ACTIVE_HIGH>;
0275 };
0276
0277 &spi1 {
0278 status = "okay";
0279 pinctrl-names = "default";
0280 pinctrl-0 = <&spi1_pins &spi1_cs0_pin>;
0281 flash: flash@0 {
0282 #address-cells = <1>;
0283 #size-cells = <1>;
0284 compatible = "jedec,spi-nor";
0285 spi-max-frequency = <30000000>;
0286 m25p,fast-read;
0287 reg = <0>;
0288 partition@0 {
0289 label = "U-Boot-SPL";
0290 reg = <0x00000000 0x00010000>;
0291 read-only;
0292 };
0293 partition@1 {
0294 label = "U-Boot";
0295 reg = <0x00010000 0x00080000>;
0296 read-only;
0297 };
0298 partition@2 {
0299 label = "U-Boot-Env";
0300 reg = <0x00090000 0x00010000>;
0301 read-only;
0302 };
0303 partition@3 {
0304 label = "Kernel";
0305 reg = <0x000a0000 0x00280000>;
0306 };
0307 partition@4 {
0308 label = "Filesystem";
0309 reg = <0x00320000 0x00400000>;
0310 };
0311 partition@5 {
0312 label = "MAC-Address";
0313 reg = <0x007f0000 0x00010000>;
0314 read-only;
0315 };
0316 };
0317 };
0318
0319 &mdio {
0320 status = "okay";
0321 pinctrl-names = "default";
0322 pinctrl-0 = <&mdio_pins>;
0323 bus_freq = <2200000>;
0324 };
0325
0326 ð0 {
0327 status = "okay";
0328 pinctrl-names = "default";
0329 pinctrl-0 = <&mii_pins>;
0330 };
0331
0332 &gpio {
0333 status = "okay";
0334 };
0335
0336 /include/ "tps6507x.dtsi"
0337
0338 &tps {
0339 vdcdc1_2-supply = <&vbat>;
0340 vdcdc3-supply = <&vbat>;
0341 vldo1_2-supply = <&vbat>;
0342
0343 regulators {
0344 vdcdc1_reg: regulator@0 {
0345 regulator-name = "VDCDC1_3.3V";
0346 regulator-min-microvolt = <3150000>;
0347 regulator-max-microvolt = <3450000>;
0348 regulator-always-on;
0349 regulator-boot-on;
0350 };
0351
0352 vdcdc2_reg: regulator@1 {
0353 regulator-name = "VDCDC2_3.3V";
0354 regulator-min-microvolt = <1710000>;
0355 regulator-max-microvolt = <3450000>;
0356 regulator-always-on;
0357 regulator-boot-on;
0358 ti,defdcdc_default = <1>;
0359 };
0360
0361 vdcdc3_reg: regulator@2 {
0362 regulator-name = "VDCDC3_1.2V";
0363 regulator-min-microvolt = <950000>;
0364 regulator-max-microvolt = <1350000>;
0365 regulator-always-on;
0366 regulator-boot-on;
0367 ti,defdcdc_default = <1>;
0368 };
0369
0370 ldo1_reg: regulator@3 {
0371 regulator-name = "LDO1_1.8V";
0372 regulator-min-microvolt = <1710000>;
0373 regulator-max-microvolt = <1890000>;
0374 regulator-always-on;
0375 regulator-boot-on;
0376 };
0377
0378 ldo2_reg: regulator@4 {
0379 regulator-name = "LDO2_1.2V";
0380 regulator-min-microvolt = <1140000>;
0381 regulator-max-microvolt = <1320000>;
0382 regulator-always-on;
0383 regulator-boot-on;
0384 };
0385 };
0386 };
0387
0388 &mcasp0 {
0389 #sound-dai-cells = <0>;
0390 status = "okay";
0391 pinctrl-names = "default";
0392 pinctrl-0 = <&mcasp0_pins>;
0393
0394 op-mode = <0>; /* MCASP_IIS_MODE */
0395 tdm-slots = <2>;
0396 /* 4 serializer */
0397 serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0398 0 0 0 0
0399 0 0 0 0
0400 0 0 0 1
0401 2 0 0 0
0402 >;
0403 tx-num-evt = <32>;
0404 rx-num-evt = <32>;
0405 };
0406
0407 &edma0 {
0408 ti,edma-reserved-slot-ranges = <32 50>;
0409 };
0410
0411 &edma1 {
0412 ti,edma-reserved-slot-ranges = <32 90>;
0413 };
0414
0415 &aemif {
0416 pinctrl-names = "default";
0417 pinctrl-0 = <&nand_pins>;
0418 status = "ok";
0419 cs3 {
0420 #address-cells = <2>;
0421 #size-cells = <1>;
0422 clock-ranges;
0423 ranges;
0424
0425 ti,cs-chipselect = <3>;
0426
0427 nand@2000000,0 {
0428 compatible = "ti,davinci-nand";
0429 #address-cells = <1>;
0430 #size-cells = <1>;
0431 reg = <0 0x02000000 0x02000000
0432 1 0x00000000 0x00008000>;
0433
0434 ti,davinci-chipselect = <1>;
0435 ti,davinci-mask-ale = <0>;
0436 ti,davinci-mask-cle = <0>;
0437 ti,davinci-mask-chipsel = <0>;
0438 ti,davinci-ecc-mode = "hw";
0439 ti,davinci-ecc-bits = <4>;
0440 ti,davinci-nand-use-bbt;
0441 };
0442 };
0443 };
0444
0445 &usb_phy {
0446 status = "okay";
0447 };
0448
0449 &usb0 {
0450 status = "okay";
0451 };
0452
0453 &usb1 {
0454 status = "okay";
0455 };
0456
0457 &vpif {
0458 pinctrl-names = "default";
0459 pinctrl-0 = <&vpif_capture_pins>, <&vpif_display_pins>;
0460 /*
0461 * The vpif and the LCD are mutually exclusive.
0462 * To enable VPIF, disable the ti,tilcdc,panel then
0463 * change the status below to 'okay'
0464 */
0465 status = "disabled";
0466 };
