1// SPDX-License-Identifier: GPL-2.0 or MIT 2// 3// Device Tree Source for General Electric B1x5Pv2 4// patient monitor series 5// 6// Copyright 2018-2021 General Electric Company 7// Copyright 2018-2021 Collabora 8 9#include <dt-bindings/input/input.h> 10#include "imx6dl-qmx6.dtsi" 11 12/ { 13 chosen { 14 stdout-path = &uart3; 15 }; 16 17 /* Do not allow frequencies above 800MHz */ 18 cpus { 19 cpu@0 { 20 operating-points = < 21 /* kHz uV */ 22 792000 1175000 23 396000 1150000 24 >; 25 fsl,soc-operating-points = < 26 /* ARM kHz SOC-PU uV */ 27 792000 1175000 28 396000 1175000 29 >; 30 }; 31 32 cpu@1 { 33 operating-points = < 34 /* kHz uV */ 35 792000 1175000 36 396000 1150000 37 >; 38 fsl,soc-operating-points = < 39 /* ARM kHz SOC-PU uV */ 40 792000 1175000 41 396000 1175000 42 >; 43 }; 44 }; 45 46 reg_syspwr: regulator-12v { 47 compatible = "regulator-fixed"; 48 regulator-name = "SYS_PWR"; 49 regulator-min-microvolt = <12000000>; 50 regulator-max-microvolt = <12000000>; 51 }; 52 53 reg_5v_pmc: regulator-5v-pmc { 54 compatible = "regulator-fixed"; 55 regulator-name = "5V PMC"; 56 regulator-min-microvolt = <5000000>; 57 regulator-max-microvolt = <5000000>; 58 vin-supply = <®_syspwr>; 59 }; 60 61 reg_5v: regulator-5v { 62 compatible = "regulator-fixed"; 63 regulator-name = "5V"; 64 regulator-min-microvolt = <5000000>; 65 regulator-max-microvolt = <5000000>; 66 vin-supply = <®_syspwr>; 67 }; 68 69 reg_3v3: regulator-3v3 { 70 compatible = "regulator-fixed"; 71 regulator-name = "3V3"; 72 regulator-min-microvolt = <3300000>; 73 regulator-max-microvolt = <3300000>; 74 vin-supply = <®_syspwr>; 75 }; 76 77 reg_5v0_audio: regulator-5v0-audio { 78 compatible = "regulator-fixed"; 79 regulator-name = "5V0_AUDIO"; 80 regulator-min-microvolt = <5000000>; 81 regulator-max-microvolt = <5000000>; 82 vin-supply = <®_5v>; 83 gpio = <&tca6424a 16 GPIO_ACTIVE_HIGH>; 84 enable-active-high; 85 /* 86 * This must be always-on for da7212, which has some not 87 * properly documented dependencies for it's speaker supply 88 * pin. The issue manifests as speaker volume being very low. 89 */ 90 regulator-always-on; 91 }; 92 93 94 reg_3v3_audio: regulator-3v3-audio { 95 compatible = "regulator-fixed"; 96 regulator-name = "3V3_AUDIO"; 97 regulator-min-microvolt = <3300000>; 98 regulator-max-microvolt = <3300000>; 99 vin-supply = <®_3v3>; 100 pinctrl-0 = <&pinctrl_q7_hda_reset>; 101 pinctrl-names = "default"; 102 gpio = <&gpio6 8 GPIO_ACTIVE_HIGH>; 103 enable-active-high; 104 }; 105 106 reg_2v5_audio: regulator-2v5-audio { 107 compatible = "regulator-fixed"; 108 regulator-name = "2V5_AUDIO"; 109 regulator-min-microvolt = <2500000>; 110 regulator-max-microvolt = <2500000>; 111 regulator-always-on; 112 vin-supply = <®_3v3_audio>; 113 114 }; 115 116 reg_wlan: regulator-wlan { 117 compatible = "regulator-fixed"; 118 regulator-name = "WLAN"; 119 regulator-min-microvolt = <3300000>; 120 regulator-max-microvolt = <3300000>; 121 vin-supply = <®_3v3>; 122 pinctrl-names = "default"; 123 pinctrl-0 = <&pinctrl_q7_sdio_power>; 124 gpio = <&gpio4 30 GPIO_ACTIVE_HIGH>; 125 enable-active-high; 126 startup-delay-us = <70000>; 127 }; 128 129 reg_bl: regulator-backlight { 130 compatible = "regulator-fixed"; 131 regulator-name = "LED_VCC"; 132 regulator-min-microvolt = <12000000>; 133 regulator-max-microvolt = <12000000>; 134 vin-supply = <®_syspwr>; 135 pinctrl-0 = <&pinctrl_q7_lcd_power>; 136 pinctrl-names = "default"; 137 gpio = <&gpio1 7 GPIO_ACTIVE_HIGH>; 138 enable-active-high; 139 }; 140 141 reg_lcd: regulator-lcd { 142 compatible = "regulator-fixed"; 143 regulator-name = "LCD_5V"; 144 regulator-min-microvolt = <5000000>; 145 regulator-max-microvolt = <5000000>; 146 vin-supply = <®_5v>; 147 }; 148 149 usb_power: regulator-usb-power { 150 compatible = "regulator-fixed"; 151 regulator-name = "USB POWER"; 152 regulator-min-microvolt = <5000000>; 153 regulator-max-microvolt = <5000000>; 154 vin-supply = <®_5v>; 155 }; 156 157 charger: battery-charger { 158 compatible = "gpio-charger"; /* ti,bq24172 */ 159 charger-type = "mains"; 160 gpios = <&tca6424a 3 GPIO_ACTIVE_LOW>; 161 charge-current-limit-gpios = <&tca6424a 11 GPIO_ACTIVE_HIGH>, 162 <&tca6424a 12 GPIO_ACTIVE_HIGH>; 163 charge-current-limit-mapping = <1300000 0x0>, 164 <700000 0x1>, 165 <0 0x2>; 166 charge-status-gpios = <&tca6424a 6 GPIO_ACTIVE_HIGH>; 167 }; 168 169 poweroff { 170 compatible = "gpio-poweroff"; 171 pinctrl-names = "default"; 172 pinctrl-0 = <&pinctrl_q7_spi_cs1>; 173 gpios = <&gpio4 25 GPIO_ACTIVE_LOW>; 174 }; 175 176 power-button-key { 177 compatible = "gpio-keys"; 178 pinctrl-names = "default"; 179 pinctrl-0 = <&pinctrl_q7_sleep_button>; 180 181 power-button { 182 label = "power button"; 183 gpios = <&gpio4 7 GPIO_ACTIVE_LOW>; 184 linux,code = <KEY_POWER>; 185 }; 186 }; 187 188 rotary-encoder-key { 189 compatible = "gpio-keys"; 190 191 rotary-encoder-event { 192 label = "rotary-encoder press"; 193 gpios = <&tca6424a 0 GPIO_ACTIVE_HIGH>; 194 linux,code = <KEY_ENTER>; 195 linux,can-disable; 196 }; 197 }; 198 199 rotary-encoder { 200 compatible = "rotary-encoder"; 201 pinctrl-names = "default"; 202 pinctrl-0 = <&pinctrl_q7_gpio2 &pinctrl_q7_gpio4>; 203 gpios = <&gpio4 26 GPIO_ACTIVE_LOW>, <&gpio1 0 GPIO_ACTIVE_LOW>; 204 rotary-encoder,relative-axis; 205 rotary-encoder,steps-per-period = <2>; 206 wakeup-source; 207 }; 208 209 leds { 210 compatible = "gpio-leds"; 211 pinctrl-names = "default"; 212 pinctrl-0 = <&pinctrl_q7_gpio1 &pinctrl_q7_gpio3 &pinctrl_q7_gpio5>; 213 214 led-alarm1 { 215 label = "alarm:red"; 216 gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>; 217 }; 218 219 led-alarm2 { 220 label = "alarm:yellow"; 221 gpios = <&gpio4 27 GPIO_ACTIVE_HIGH>; 222 }; 223 224 led-alarm3 { 225 label = "alarm:blue"; 226 gpios = <&gpio4 15 GPIO_ACTIVE_HIGH>; 227 }; 228 }; 229 230 backlight: backlight { 231 compatible = "pwm-backlight"; 232 pinctrl-names = "default"; 233 pinctrl-0 = <&pinctrl_q7_backlight_enable>; 234 power-supply = <®_bl>; 235 pwms = <&pwm4 0 5000000 0>; 236 brightness-levels = <0 255>; 237 num-interpolated-steps = <255>; 238 default-brightness-level = <179>; 239 enable-gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>; 240 }; 241 242 panel { 243 backlight = <&backlight>; 244 power-supply = <®_lcd>; 245 246 port { 247 panel_in: endpoint { 248 remote-endpoint = <&lvds0_out>; 249 }; 250 }; 251 }; 252 253 sound { 254 compatible = "simple-audio-card"; 255 simple-audio-card,name = "audio-card"; 256 simple-audio-card,format = "i2s"; 257 simple-audio-card,bitclock-master = <&dailink_master>; 258 simple-audio-card,frame-master = <&dailink_master>; 259 simple-audio-card,widgets = "Speaker", "Ext Spk"; 260 simple-audio-card,audio-routing = "Ext Spk", "LINE"; 261 262 simple-audio-card,cpu { 263 sound-dai = <&ssi1>; 264 }; 265 266 dailink_master: simple-audio-card,codec { 267 sound-dai = <&codec>; 268 }; 269 }; 270 271 clk_ext_audio_codec: clock-codec { 272 compatible = "fixed-clock"; 273 #clock-cells = <0>; 274 clock-frequency = <12288000>; 275 }; 276}; 277 278&audmux { 279 status = "okay"; 280}; 281 282&fec { 283 status = "okay"; 284}; 285 286&hdmi { 287 status = "okay"; 288}; 289 290&i2c1 { 291 battery: battery@b { 292 compatible = "ti,bq20z65", "sbs,sbs-battery"; 293 reg = <0x0b>; 294 sbs,battery-detect-gpios = <&tca6424a 5 GPIO_ACTIVE_LOW>; 295 sbs,i2c-retry-count = <5>; 296 power-supplies = <&charger>; 297 }; 298 299 codec: audio-codec@1a { 300 compatible = "dlg,da7212"; 301 reg = <0x1a>; 302 #sound-dai-cells = <0>; 303 VDDA-supply = <®_2v5_audio>; 304 VDDSP-supply = <®_5v0_audio>; 305 VDDMIC-supply = <®_3v3_audio>; 306 VDDIO-supply = <®_3v3_audio>; 307 clocks = <&clk_ext_audio_codec>; 308 clock-names = "mclk"; 309 }; 310}; 311 312&i2c5 { 313 tca6424a: gpio-controller@22 { 314 compatible = "ti,tca6424"; 315 reg = <0x22>; 316 gpio-controller; 317 #gpio-cells = <2>; 318 vcc-supply = <®_3v3>; 319 interrupt-parent = <&gpio7>; 320 interrupts = <11 IRQ_TYPE_LEVEL_LOW>; 321 pinctrl-names = "default"; 322 pinctrl-0 = <&pinctrl_q7_gpio6>; 323 interrupt-controller; 324 #interrupt-cells = <2>; 325 gpio-line-names = "GPIO_ROTOR#", "ACM_IO_INT", "TMP_SENSOR_IRQ", "AC_IN", 326 "TF_S", "BATT_T", "LED_INC_CHAR", "ACM1_OCF", 327 "ACM2_OCF", "ACM_IO_RST", "USB1_POWER_EN", "EGPIO_CC_CTL0", 328 "EGPIO_CC_CTL1", "12V_OEMNBP_EN", "CP2105_RST", "", 329 "SPEAKER_PA_EN", "ARM7_UPI_RESET", "ARM7_PWR_RST", "NURSE_CALL", 330 "MARKER_EN", "EGPIO_TOUCH_RST", "PRESSURE_INT1", "PRESSURE_INT2"; 331 332 }; 333 334 tmp75: temperature-sensor@48 { 335 compatible = "ti,tmp75"; 336 reg = <0x48>; 337 vs-supply = <®_3v3>; 338 interrupt-parent = <&tca6424a>; 339 interrupts = <2 IRQ_TYPE_EDGE_FALLING>; 340 }; 341}; 342 343&ldb { 344 status = "okay"; 345 346 lvds0: lvds-channel@0 { 347 status = "okay"; 348 fsl,data-mapping = "spwg"; 349 fsl,data-width = <24>; 350 351 port@4 { 352 reg = <4>; 353 354 lvds0_out: endpoint { 355 remote-endpoint = <&panel_in>; 356 }; 357 }; 358 }; 359}; 360 361&pwm4 { 362 status = "okay"; 363}; 364 365&ssi1 { 366 fsl,mode = "i2s-slave"; 367 status = "okay"; 368}; 369 370&usbotg { 371 vbus-supply = <&usb_power>; 372 disable-over-current; 373 dr_mode = "host"; 374 status = "okay"; 375 376 /* 377 * TPS2051BDGN fault-gpio is connected to Q7[86] USB_0_1_OC_N. 378 * On QMX6 this is not connceted to the i.MX6, but to the USB Hub 379 * from &usbh1. This means, that we cannot easily detect and handle 380 * over-current events. Fortunately the regulator limits the current 381 * automatically, so the hardware is still protected. 382 */ 383}; 384 385&usdhc4 { 386 /* WiFi module */ 387 pinctrl-names = "default"; 388 pinctrl-0 = <&pinctrl_usdhc4>; 389 bus-width = <4>; 390 no-1-8-v; 391 non-removable; 392 wakeup-source; 393 keep-power-in-suspend; 394 cap-power-off-card; 395 max-frequency = <25000000>; 396 vmmc-supply = <®_wlan>; 397 #address-cells = <1>; 398 #size-cells = <0>; 399 status = "okay"; 400 401 wlcore: wlcore@2 { 402 compatible = "ti,wl1837"; 403 reg = <2>; 404 405 pinctrl-names = "default"; 406 pinctrl-0 = <&pinctrl_q7_gpio7>; 407 408 interrupt-parent = <&gpio4>; 409 interrupts = <14 IRQ_TYPE_LEVEL_HIGH>; 410 411 tcxo-clock-frequency = <26000000>; 412 }; 413}; 414