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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2019 BayLibre, SAS
* Author: Neil Armstrong <narmstrong@baylibre.com>
* Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com>
*/
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/gpio/meson-g12a-gpio.h>
#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
/ {
aliases {
serial0 = &uart_AO;
ethernet0 = &ethmac;
rtc0 = &rtc;
rtc1 = &vrtc;
};
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x0 0x0 0x0 0x80000000>;
};
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 2>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <1710000>;
button-function {
label = "Function";
linux,code = <KEY_FN>;
press-threshold-microvolt = <10000>;
};
};
leds {
compatible = "gpio-leds";
led-white {
color = <LED_COLOR_ID_WHITE>;
function = LED_FUNCTION_STATUS;
gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
led-red {
color = <LED_COLOR_ID_RED>;
function = LED_FUNCTION_STATUS;
gpios = <&gpio_expander 5 GPIO_ACTIVE_HIGH>;
};
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
};
gpio-keys-polled {
compatible = "gpio-keys-polled";
poll-interval = <100>;
power-button {
label = "power";
linux,code = <KEY_POWER>;
gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_LOW>;
};
};
sdio_pwrseq: sdio-pwrseq {
compatible = "mmc-pwrseq-simple";
reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
clocks = <&wifi32k>;
clock-names = "ext_clock";
};
dc_in: regulator-dc-in {
compatible = "regulator-fixed";
regulator-name = "DC_IN";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
};
vcc_5v: regulator-vcc-5v {
compatible = "regulator-fixed";
regulator-name = "VCC_5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&dc_in>;
gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
enable-active-high;
};
vcc_1v8: regulator-vcc-1v8 {
compatible = "regulator-fixed";
regulator-name = "VCC_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc_3v3>;
regulator-always-on;
};
vcc_3v3: regulator-vcc-3v3 {
compatible = "regulator-fixed";
regulator-name = "VCC_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vsys_3v3>;
regulator-always-on;
/* FIXME: actually controlled by VDDCPU_B_EN */
};
vddao_1v8: regulator-vddao-1v8 {
compatible = "regulator-fixed";
regulator-name = "VDDIO_AO1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vsys_3v3>;
regulator-always-on;
};
emmc_1v8: regulator-emmc-1v8 {
compatible = "regulator-fixed";
regulator-name = "EMMC_AO1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc_3v3>;
regulator-always-on;
};
vsys_3v3: regulator-vsys-3v3 {
compatible = "regulator-fixed";
regulator-name = "VSYS_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&dc_in>;
regulator-always-on;
};
usb_pwr: regulator-usb-pwr {
compatible = "regulator-fixed";
regulator-name = "USB_PWR";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc_5v>;
gpio = <&gpio GPIOA_6 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
hdmi-connector {
compatible = "hdmi-connector";
type = "a";
port {
hdmi_connector_in: endpoint {
remote-endpoint = <&hdmi_tx_tmds_out>;
};
};
};
sound {
compatible = "amlogic,axg-sound-card";
model = "KHADAS-VIM3";
audio-aux-devs = <&tdmin_a>, <&tdmout_a>;
audio-routing = "TDMOUT_A IN 0", "FRDDR_A OUT 0",
"TDMOUT_A IN 1", "FRDDR_B OUT 0",
"TDMOUT_A IN 2", "FRDDR_C OUT 0",
"TDM_A Playback", "TDMOUT_A OUT",
"TDMIN_A IN 0", "TDM_A Capture",
"TDMIN_A IN 3", "TDM_A Loopback",
"TODDR_A IN 0", "TDMIN_A OUT",
"TODDR_B IN 0", "TDMIN_A OUT",
"TODDR_C IN 0", "TDMIN_A OUT";
assigned-clocks = <&clkc CLKID_MPLL2>,
<&clkc CLKID_MPLL0>,
<&clkc CLKID_MPLL1>;
assigned-clock-parents = <0>, <0>, <0>;
assigned-clock-rates = <294912000>,
<270950400>,
<393216000>;
dai-link-0 {
sound-dai = <&frddr_a>;
};
dai-link-1 {
sound-dai = <&frddr_b>;
};
dai-link-2 {
sound-dai = <&frddr_c>;
};
dai-link-3 {
sound-dai = <&toddr_a>;
};
dai-link-4 {
sound-dai = <&toddr_b>;
};
dai-link-5 {
sound-dai = <&toddr_c>;
};
/* 8ch hdmi interface */
dai-link-6 {
sound-dai = <&tdmif_a>;
dai-format = "i2s";
dai-tdm-slot-tx-mask-0 = <1 1>;
dai-tdm-slot-tx-mask-1 = <1 1>;
dai-tdm-slot-tx-mask-2 = <1 1>;
dai-tdm-slot-tx-mask-3 = <1 1>;
mclk-fs = <256>;
codec {
sound-dai = <&tohdmitx TOHDMITX_I2S_IN_A>;
};
};
/* hdmi glue */
dai-link-7 {
sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
codec {
sound-dai = <&hdmi_tx>;
};
};
};
wifi32k: wifi32k {
compatible = "pwm-clock";
#clock-cells = <0>;
clock-frequency = <32768>;
pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
};
};
&arb {
status = "okay";
};
&clkc_audio {
status = "okay";
};
&cec_AO {
pinctrl-0 = <&cec_ao_a_h_pins>;
pinctrl-names = "default";
status = "disabled";
hdmi-phandle = <&hdmi_tx>;
};
&cecb_AO {
pinctrl-0 = <&cec_ao_b_h_pins>;
pinctrl-names = "default";
status = "okay";
hdmi-phandle = <&hdmi_tx>;
};
&cpu_thermal {
trips {
cpu_active: cpu-active {
temperature = <80000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "active";
};
};
cooling-maps {
map {
trip = <&cpu_active>;
cooling-device = <&khadas_mcu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
&ext_mdio {
external_phy: ethernet-phy@0 {
/* Realtek RTL8211F (0x001cc916) */
reg = <0>;
max-speed = <1000>;
interrupt-parent = <&gpio_intc>;
/* MAC_INTR on GPIOZ_14 */
interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
};
};
&ethmac {
pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
pinctrl-names = "default";
status = "okay";
phy-mode = "rgmii";
phy-handle = <&external_phy>;
amlogic,tx-delay-ns = <2>;
};
&frddr_a {
status = "okay";
};
&frddr_b {
status = "okay";
};
&frddr_c {
status = "okay";
};
&hdmi_tx {
status = "okay";
pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
pinctrl-names = "default";
hdmi-supply = <&vcc_5v>;
};
&hdmi_tx_tmds_port {
hdmi_tx_tmds_out: endpoint {
remote-endpoint = <&hdmi_connector_in>;
};
};
&i2c_AO {
status = "okay";
pinctrl-0 = <&i2c_ao_sck_pins>, <&i2c_ao_sda_pins>;
pinctrl-names = "default";
khadas_mcu: system-controller@18 {
compatible = "khadas,mcu";
reg = <0x18>;
#cooling-cells = <2>;
};
gpio_expander: gpio-controller@20 {
compatible = "ti,tca6408";
reg = <0x20>;
vcc-supply = <&vcc_3v3>;
gpio-controller;
#gpio-cells = <2>;
};
rtc: rtc@51 {
compatible = "haoyu,hym8563";
reg = <0x51>;
#clock-cells = <0>;
};
};
&ir {
status = "okay";
pinctrl-0 = <&remote_input_ao_pins>;
pinctrl-names = "default";
linux,rc-map-name = "rc-khadas";
};
&pcie {
reset-gpios = <&gpio GPIOA_8 GPIO_ACTIVE_LOW>;
};
&pwm_ef {
status = "okay";
pinctrl-0 = <&pwm_e_pins>;
pinctrl-names = "default";
};
&saradc {
status = "okay";
vref-supply = <&vddao_1v8>;
};
/* SDIO */
&sd_emmc_a {
status = "okay";
pinctrl-0 = <&sdio_pins>;
pinctrl-1 = <&sdio_clk_gate_pins>;
pinctrl-names = "default", "clk-gate";
#address-cells = <1>;
#size-cells = <0>;
bus-width = <4>;
cap-sd-highspeed;
max-frequency = <100000000>;
non-removable;
disable-wp;
/* WiFi firmware requires power to be kept while in suspend */
keep-power-in-suspend;
mmc-pwrseq = <&sdio_pwrseq>;
vmmc-supply = <&vsys_3v3>;
vqmmc-supply = <&vddao_1v8>;
brcmf: wifi@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
};
};
/* SD card */
&sd_emmc_b {
status = "okay";
pinctrl-0 = <&sdcard_c_pins>;
pinctrl-1 = <&sdcard_clk_gate_c_pins>;
pinctrl-names = "default", "clk-gate";
bus-width = <4>;
cap-sd-highspeed;
max-frequency = <50000000>;
disable-wp;
cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
vmmc-supply = <&vsys_3v3>;
vqmmc-supply = <&vsys_3v3>;
};
/* eMMC */
&sd_emmc_c {
status = "okay";
pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
pinctrl-1 = <&emmc_clk_gate_pins>;
pinctrl-names = "default", "clk-gate";
bus-width = <8>;
cap-mmc-highspeed;
mmc-ddr-1_8v;
mmc-hs200-1_8v;
max-frequency = <200000000>;
disable-wp;
mmc-pwrseq = <&emmc_pwrseq>;
vmmc-supply = <&vcc_3v3>;
vqmmc-supply = <&emmc_1v8>;
};
/*
* EMMC_D4, EMMC_D5, EMMC_D6 and EMMC_D7 pins are shared between SPI NOR CS
* and eMMC Data 4 to 7 pins.
* Replace emmc_data_8b_pins to emmc_data_4b_pins from sd_emmc_c pinctrl-0,
* and change bus-width to 4 then spifc can be enabled.
*/
&spifc {
status = "disabled";
pinctrl-0 = <&nor_pins>;
pinctrl-names = "default";
w25q128: flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "winbond,w25q128fw", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <104000000>;
};
};
&tdmif_a {
status = "okay";
};
&tdmin_a {
status = "okay";
};
&tdmout_a {
status = "okay";
};
&toddr_a {
status = "okay";
};
&toddr_b {
status = "okay";
};
&toddr_c {
status = "okay";
};
&tohdmitx {
status = "okay";
};
&uart_A {
status = "okay";
pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
pinctrl-names = "default";
uart-has-rtscts;
bluetooth {
compatible = "brcm,bcm43438-bt";
shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
max-speed = <2000000>;
clocks = <&wifi32k>;
clock-names = "lpo";
};
};
&uart_AO {
status = "okay";
pinctrl-0 = <&uart_ao_a_pins>;
pinctrl-names = "default";
};
&usb2_phy0 {
phy-supply = <&dc_in>;
};
&usb2_phy1 {
phy-supply = <&usb_pwr>;
};
&usb3_pcie_phy {
phy-supply = <&usb_pwr>;
};
&usb {
status = "okay";
dr_mode = "peripheral";
};