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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2019 BayLibre, SAS
* Author: Neil Armstrong <narmstrong@baylibre.com>
*/
/dts-v1/;
#include "meson-g12b-s922x.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/meson-g12a-gpio.h>
#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
/ {
compatible = "hardkernel,odroid-n2", "amlogic,g12b";
model = "Hardkernel ODROID-N2";
aliases {
serial0 = &uart_AO;
ethernet0 = &ethmac;
};
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x0 0x0 0x0 0x40000000>;
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
};
leds {
compatible = "gpio-leds";
blue {
label = "n2:blue";
gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
tflash_vdd: regulator-tflash_vdd {
compatible = "regulator-fixed";
regulator-name = "TFLASH_VDD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio_ao GPIOAO_8 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-always-on;
};
tf_io: gpio-regulator-tf_io {
compatible = "regulator-gpio";
regulator-name = "TF_IO";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
gpios-states = <0>;
states = <3300000 0>,
<1800000 1>;
};
flash_1v8: regulator-flash_1v8 {
compatible = "regulator-fixed";
regulator-name = "FLASH_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc_3v3>;
regulator-always-on;
};
main_12v: regulator-main_12v {
compatible = "regulator-fixed";
regulator-name = "12V";
regulator-min-microvolt = <12000000>;
regulator-max-microvolt = <12000000>;
regulator-always-on;
};
vcc_5v: regulator-vcc_5v {
compatible = "regulator-fixed";
regulator-name = "5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
vin-supply = <&main_12v>;
};
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 = <&vddao_3v3>;
regulator-always-on;
/* FIXME: actually controlled by VDDCPU_B_EN */
};
vddcpu_a: regulator-vddcpu-a {
/*
* MP8756GD Regulator.
*/
compatible = "pwm-regulator";
regulator-name = "VDDCPU_A";
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
vin-supply = <&main_12v>;
pwms = <&pwm_ab 0 1250 0>;
pwm-dutycycle-range = <100 0>;
regulator-boot-on;
regulator-always-on;
};
vddcpu_b: regulator-vddcpu-b {
/*
* Silergy SY8120B1ABC Regulator.
*/
compatible = "pwm-regulator";
regulator-name = "VDDCPU_B";
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
vin-supply = <&main_12v>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
regulator-boot-on;
regulator-always-on;
};
hub_5v: regulator-hub_5v {
compatible = "regulator-fixed";
regulator-name = "HUB_5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc_5v>;
/* Connected to the Hub CHIPENABLE, LOW sets low power state */
gpio = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
usb_pwr_en: regulator-usb_pwr_en {
compatible = "regulator-fixed";
regulator-name = "USB_PWR_EN";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc_5v>;
/* Connected to the microUSB port power enable */
gpio = <&gpio GPIOH_6 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
vddao_1v8: regulator-vddao_1v8 {
compatible = "regulator-fixed";
regulator-name = "VDDAO_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vddao_3v3>;
regulator-always-on;
};
vddao_3v3: regulator-vddao_3v3 {
compatible = "regulator-fixed";
regulator-name = "VDDAO_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&main_12v>;
regulator-always-on;
};
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 = "G12A-ODROIDN2";
audio-aux-devs = <&tdmout_b>;
audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
"TDMOUT_B IN 1", "FRDDR_B OUT 1",
"TDMOUT_B IN 2", "FRDDR_C OUT 1",
"TDM_B Playback", "TDMOUT_B OUT";
assigned-clocks = <&clkc CLKID_MPLL2>,
<&clkc CLKID_MPLL0>,
<&clkc CLKID_MPLL1>;
assigned-clock-parents = <0>, <0>, <0>;
assigned-clock-rates = <294912000>,
<270950400>,
<393216000>;
status = "okay";
dai-link-0 {
sound-dai = <&frddr_a>;
};
dai-link-1 {
sound-dai = <&frddr_b>;
};
dai-link-2 {
sound-dai = <&frddr_c>;
};
/* 8ch hdmi interface */
dai-link-3 {
sound-dai = <&tdmif_b>;
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_B>;
};
};
/* hdmi glue */
dai-link-4 {
sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
codec {
sound-dai = <&hdmi_tx>;
};
};
};
};
&arb {
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>;
};
&clkc_audio {
status = "okay";
};
&cpu0 {
cpu-supply = <&vddcpu_b>;
operating-points-v2 = <&cpu_opp_table_0>;
clocks = <&clkc CLKID_CPU_CLK>;
clock-latency = <50000>;
};
&cpu1 {
cpu-supply = <&vddcpu_b>;
operating-points-v2 = <&cpu_opp_table_0>;
clocks = <&clkc CLKID_CPU_CLK>;
clock-latency = <50000>;
};
&cpu100 {
cpu-supply = <&vddcpu_a>;
operating-points-v2 = <&cpub_opp_table_1>;
clocks = <&clkc CLKID_CPUB_CLK>;
clock-latency = <50000>;
};
&cpu101 {
cpu-supply = <&vddcpu_a>;
operating-points-v2 = <&cpub_opp_table_1>;
clocks = <&clkc CLKID_CPUB_CLK>;
clock-latency = <50000>;
};
&cpu102 {
cpu-supply = <&vddcpu_a>;
operating-points-v2 = <&cpub_opp_table_1>;
clocks = <&clkc CLKID_CPUB_CLK>;
clock-latency = <50000>;
};
&cpu103 {
cpu-supply = <&vddcpu_a>;
operating-points-v2 = <&cpub_opp_table_1>;
clocks = <&clkc CLKID_CPUB_CLK>;
clock-latency = <50000>;
};
&ext_mdio {
external_phy: ethernet-phy@0 {
/* Realtek RTL8211F (0x001cc916) */
reg = <0>;
max-speed = <1000>;
reset-assert-us = <10000>;
reset-deassert-us = <30000>;
reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
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";
};
&gpio {
/*
* WARNING: The USB Hub on the Odroid-N2 needs a reset signal
* to be turned high in order to be detected by the USB Controller
* This signal should be handled by a USB specific power sequence
* in order to reset the Hub when USB bus is powered down.
*/
usb-hub {
gpio-hog;
gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "usb-hub-reset";
};
};
&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>;
};
};
&ir {
status = "okay";
pinctrl-0 = <&remote_input_ao_pins>;
pinctrl-names = "default";
linux,rc-map-name = "rc-odroid";
};
&pwm_ab {
pinctrl-0 = <&pwm_a_e_pins>;
pinctrl-names = "default";
clocks = <&xtal>;
clock-names = "clkin0";
status = "okay";
};
&pwm_AO_cd {
pinctrl-0 = <&pwm_ao_d_e_pins>;
pinctrl-names = "default";
clocks = <&xtal>;
clock-names = "clkin1";
status = "okay";
};
/* 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 = <&tflash_vdd>;
vqmmc-supply = <&tf_io>;
};
/* eMMC */
&sd_emmc_c {
status = "okay";
pinctrl-0 = <&emmc_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 = <&flash_1v8>;
};
&tdmif_b {
status = "okay";
};
&tdmout_b {
status = "okay";
};
&tohdmitx {
status = "okay";
};
&uart_AO {
status = "okay";
pinctrl-0 = <&uart_ao_a_pins>;
pinctrl-names = "default";
};
&usb {
status = "okay";
vbus-supply = <&usb_pwr_en>;
};
&usb2_phy0 {
phy-supply = <&vcc_5v>;
};
&usb2_phy1 {
/* Enable the hub which is connected to this port */
phy-supply = <&hub_5v>;
};
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