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