414 lines
9.2 KiB
Plaintext
414 lines
9.2 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0 or MIT
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//
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// Device Tree Source for General Electric B1x5Pv2
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// patient monitor series
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//
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// Copyright 2018-2021 General Electric Company
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// Copyright 2018-2021 Collabora
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#include <dt-bindings/input/input.h>
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#include "imx6dl-qmx6.dtsi"
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/ {
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chosen {
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stdout-path = &uart3;
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};
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/* Do not allow frequencies above 800MHz */
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cpus {
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cpu@0 {
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operating-points = <
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/* kHz uV */
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792000 1175000
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396000 1150000
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>;
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fsl,soc-operating-points = <
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/* ARM kHz SOC-PU uV */
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792000 1175000
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396000 1175000
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>;
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};
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cpu@1 {
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operating-points = <
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/* kHz uV */
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792000 1175000
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396000 1150000
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>;
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fsl,soc-operating-points = <
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/* ARM kHz SOC-PU uV */
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792000 1175000
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396000 1175000
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>;
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};
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};
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reg_syspwr: regulator-12v {
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compatible = "regulator-fixed";
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regulator-name = "SYS_PWR";
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regulator-min-microvolt = <12000000>;
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regulator-max-microvolt = <12000000>;
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};
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reg_5v_pmc: regulator-5v-pmc {
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compatible = "regulator-fixed";
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regulator-name = "5V PMC";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <®_syspwr>;
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};
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reg_5v: regulator-5v {
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compatible = "regulator-fixed";
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regulator-name = "5V";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <®_syspwr>;
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};
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reg_3v3: regulator-3v3 {
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compatible = "regulator-fixed";
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regulator-name = "3V3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <®_syspwr>;
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};
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reg_5v0_audio: regulator-5v0-audio {
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compatible = "regulator-fixed";
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regulator-name = "5V0_AUDIO";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <®_5v>;
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gpio = <&tca6424a 16 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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/*
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* This must be always-on for da7212, which has some not
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* properly documented dependencies for it's speaker supply
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* pin. The issue manifests as speaker volume being very low.
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*/
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regulator-always-on;
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};
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reg_3v3_audio: regulator-3v3-audio {
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compatible = "regulator-fixed";
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regulator-name = "3V3_AUDIO";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <®_3v3>;
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pinctrl-0 = <&pinctrl_q7_hda_reset>;
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pinctrl-names = "default";
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gpio = <&gpio6 8 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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reg_2v5_audio: regulator-2v5-audio {
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compatible = "regulator-fixed";
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regulator-name = "2V5_AUDIO";
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regulator-min-microvolt = <2500000>;
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regulator-max-microvolt = <2500000>;
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regulator-always-on;
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vin-supply = <®_3v3_audio>;
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};
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reg_wlan: regulator-wlan {
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compatible = "regulator-fixed";
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regulator-name = "WLAN";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <®_3v3>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_sdio_power>;
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gpio = <&gpio4 30 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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startup-delay-us = <70000>;
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};
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reg_bl: regulator-backlight {
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compatible = "regulator-fixed";
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regulator-name = "LED_VCC";
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regulator-min-microvolt = <12000000>;
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regulator-max-microvolt = <12000000>;
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vin-supply = <®_syspwr>;
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pinctrl-0 = <&pinctrl_q7_lcd_power>;
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pinctrl-names = "default";
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gpio = <&gpio1 7 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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reg_lcd: regulator-lcd {
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compatible = "regulator-fixed";
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regulator-name = "LCD_5V";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <®_5v>;
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};
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usb_power: regulator-usb-power {
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compatible = "regulator-fixed";
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regulator-name = "USB POWER";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <®_5v>;
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};
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charger: battery-charger {
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compatible = "gpio-charger"; /* ti,bq24172 */
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charger-type = "mains";
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gpios = <&tca6424a 3 GPIO_ACTIVE_LOW>;
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charge-current-limit-gpios = <&tca6424a 11 GPIO_ACTIVE_HIGH>,
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<&tca6424a 12 GPIO_ACTIVE_HIGH>;
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charge-current-limit-mapping = <1300000 0x0>,
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<700000 0x1>,
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<0 0x2>;
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charge-status-gpios = <&tca6424a 6 GPIO_ACTIVE_HIGH>;
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};
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poweroff {
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compatible = "gpio-poweroff";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_spi_cs1>;
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gpios = <&gpio4 25 GPIO_ACTIVE_LOW>;
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};
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power-button-key {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_sleep_button>;
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power-button {
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label = "power button";
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gpios = <&gpio4 7 GPIO_ACTIVE_LOW>;
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linux,code = <KEY_POWER>;
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};
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};
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rotary-encoder-key {
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compatible = "gpio-keys";
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rotary-encoder-press {
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label = "rotary-encoder press";
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gpios = <&tca6424a 0 GPIO_ACTIVE_HIGH>;
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linux,code = <KEY_ENTER>;
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linux,can-disable;
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};
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};
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rotary-encoder {
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compatible = "rotary-encoder";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_gpio2 &pinctrl_q7_gpio4>;
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gpios = <&gpio4 26 GPIO_ACTIVE_LOW>, <&gpio1 0 GPIO_ACTIVE_LOW>;
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rotary-encoder,relative-axis;
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rotary-encoder,steps-per-period = <2>;
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wakeup-source;
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_gpio1 &pinctrl_q7_gpio3 &pinctrl_q7_gpio5>;
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alarm1 {
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label = "alarm:red";
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gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
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};
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alarm2 {
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label = "alarm:yellow";
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gpios = <&gpio4 27 GPIO_ACTIVE_HIGH>;
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};
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alarm3 {
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label = "alarm:blue";
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gpios = <&gpio4 15 GPIO_ACTIVE_HIGH>;
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};
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};
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backlight: backlight {
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compatible = "pwm-backlight";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_backlight_enable>;
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power-supply = <®_bl>;
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pwms = <&pwm4 0 5000000 0>;
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brightness-levels = <0 255>;
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num-interpolated-steps = <255>;
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default-brightness-level = <179>;
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enable-gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>;
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};
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panel {
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backlight = <&backlight>;
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power-supply = <®_lcd>;
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port {
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panel_in: endpoint {
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remote-endpoint = <&lvds0_out>;
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};
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};
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};
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sound {
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compatible = "simple-audio-card";
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simple-audio-card,name = "audio-card";
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simple-audio-card,format = "i2s";
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simple-audio-card,bitclock-master = <&dailink_master>;
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simple-audio-card,frame-master = <&dailink_master>;
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simple-audio-card,widgets = "Speaker", "Ext Spk";
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simple-audio-card,audio-routing = "Ext Spk", "LINE";
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simple-audio-card,cpu {
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sound-dai = <&ssi1>;
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};
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dailink_master: simple-audio-card,codec {
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sound-dai = <&codec>;
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};
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};
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clk_ext_audio_codec: clock-codec {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <12288000>;
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};
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};
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&audmux {
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status = "okay";
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};
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&fec {
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status = "okay";
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};
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&hdmi {
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status = "okay";
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};
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&i2c1 {
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battery: battery@b {
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compatible = "ti,bq20z65", "sbs,sbs-battery";
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reg = <0x0b>;
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sbs,battery-detect-gpios = <&tca6424a 5 GPIO_ACTIVE_LOW>;
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sbs,i2c-retry-count = <5>;
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power-supplies = <&charger>;
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};
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codec: audio-codec@1a {
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compatible = "dlg,da7212";
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reg = <0x1a>;
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#sound-dai-cells = <0>;
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VDDA-supply = <®_2v5_audio>;
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VDDSP-supply = <®_5v0_audio>;
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VDDMIC-supply = <®_3v3_audio>;
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VDDIO-supply = <®_3v3_audio>;
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clocks = <&clk_ext_audio_codec>;
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clock-names = "mclk";
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};
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};
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&i2c5 {
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tca6424a: gpio-controller@22 {
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compatible = "ti,tca6424";
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reg = <0x22>;
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gpio-controller;
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#gpio-cells = <2>;
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vcc-supply = <®_3v3>;
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interrupt-parent = <&gpio7>;
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interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_gpio6>;
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interrupt-controller;
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#interrupt-cells = <2>;
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gpio-line-names = "GPIO_ROTOR#", "ACM_IO_INT", "TMP_SENSOR_IRQ", "AC_IN",
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"TF_S", "BATT_T", "LED_INC_CHAR", "ACM1_OCF",
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"ACM2_OCF", "ACM_IO_RST", "USB1_POWER_EN", "EGPIO_CC_CTL0",
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"EGPIO_CC_CTL1", "12V_OEMNBP_EN", "CP2105_RST", "",
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"SPEAKER_PA_EN", "ARM7_UPI_RESET", "ARM7_PWR_RST", "NURSE_CALL",
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"MARKER_EN", "EGPIO_TOUCH_RST", "PRESSURE_INT1", "PRESSURE_INT2";
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};
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tmp75: temperature-sensor@48 {
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compatible = "ti,tmp75";
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reg = <0x48>;
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vs-supply = <®_3v3>;
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interrupt-parent = <&tca6424a>;
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interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
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};
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};
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&ldb {
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status = "okay";
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lvds0: lvds-channel@0 {
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status = "okay";
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fsl,data-mapping = "spwg";
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fsl,data-width = <24>;
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port@4 {
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reg = <4>;
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lvds0_out: endpoint {
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remote-endpoint = <&panel_in>;
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};
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};
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};
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};
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&pwm4 {
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status = "okay";
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};
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&ssi1 {
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fsl,mode = "i2s-slave";
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status = "okay";
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};
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&usbotg {
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vbus-supply = <&usb_power>;
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disable-over-current;
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dr_mode = "host";
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status = "okay";
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/*
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* TPS2051BDGN fault-gpio is connected to Q7[86] USB_0_1_OC_N.
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* On QMX6 this is not connceted to the i.MX6, but to the USB Hub
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* from &usbh1. This means, that we cannot easily detect and handle
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* over-current events. Fortunately the regulator limits the current
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* automatically, so the hardware is still protected.
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*/
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};
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&usdhc4 {
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/* WiFi module */
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usdhc4>;
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bus-width = <4>;
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no-1-8-v;
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non-removable;
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wakeup-source;
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keep-power-in-suspend;
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cap-power-off-card;
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max-frequency = <25000000>;
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vmmc-supply = <®_wlan>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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wlcore: wlcore@2 {
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compatible = "ti,wl1837";
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reg = <2>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_q7_gpio7>;
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interrupt-parent = <&gpio4>;
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interrupts = <14 IRQ_TYPE_LEVEL_HIGH>;
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tcxo-clock-frequency = <26000000>;
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};
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};
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