[1/3] arm64: dts: meson: convert ODROID-N2 to dtsi
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Message ID 20200719141034.8403-2-christianshewitt@gmail.com
State New
Headers show
Series
  • arm64: dts: meson: add support for ODROID-N2+
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Commit Message

Christian Hewitt July 19, 2020, 2:10 p.m. UTC
Convert the current ODROID-N2 dts into a common dtsi in preparation
for adding ODROID-N2+ support.

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
---
 .../boot/dts/amlogic/meson-g12b-odroid-n2.dts | 493 +----------------
 .../dts/amlogic/meson-g12b-odroid-n2.dtsi     | 500 ++++++++++++++++++
 2 files changed, 501 insertions(+), 492 deletions(-)
 create mode 100644 arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi

Comments

Neil Armstrong July 21, 2020, 8:06 a.m. UTC | #1
On 19/07/2020 16:10, Christian Hewitt wrote:
> Convert the current ODROID-N2 dts into a common dtsi in preparation
> for adding ODROID-N2+ support.
> 
> Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
> ---
>  .../boot/dts/amlogic/meson-g12b-odroid-n2.dts | 493 +----------------
>  .../dts/amlogic/meson-g12b-odroid-n2.dtsi     | 500 ++++++++++++++++++
>  2 files changed, 501 insertions(+), 492 deletions(-)
>  create mode 100644 arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
> index 169ea283d4ee..5fd51a87ae9b 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
> @@ -6,500 +6,9 @@
>  
>  /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>
> +#include "meson-g12b-odroid-n2.dtsi"
>  
>  / {
>  	compatible = "hardkernel,odroid-n2", "amlogic,s922x", "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 = "G12B-ODROID-N2";
> -		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_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 = <&flash_1v8>;
> -};
> -
> -/*
> - * EMMC_D4, EMMC_D5, EMMC_D6 and EMMC_D7 pins are shared between SPI NOR pins
> - * 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.
> - * The SW1 slide should also be set to the correct position.
> - */
> -&spifc {
> -	status = "disabled";
> -	pinctrl-0 = <&nor_pins>;
> -	pinctrl-names = "default";
> -
> -	mx25u64: spi-flash@0 {
> -		#address-cells = <1>;
> -		#size-cells = <1>;
> -		compatible = "mxicy,mx25u6435f", "jedec,spi-nor";
> -		reg = <0>;
> -		spi-max-frequency = <104000000>;
> -	};
> -};
> -
> -&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>;
>  };
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
> new file mode 100644
> index 000000000000..ce49973678b8
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
> @@ -0,0 +1,500 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 BayLibre, SAS
> + * Author: Neil Armstrong <narmstrong@baylibre.com>
> + */
> +
> +#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>
> +
> +/ {
> +	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 = "G12B-ODROID-N2";
> +		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_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 = <&flash_1v8>;
> +};
> +
> +/*
> + * EMMC_D4, EMMC_D5, EMMC_D6 and EMMC_D7 pins are shared between SPI NOR pins
> + * 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.
> + * The SW1 slide should also be set to the correct position.
> + */
> +&spifc {
> +	status = "disabled";
> +	pinctrl-0 = <&nor_pins>;
> +	pinctrl-names = "default";
> +
> +	mx25u64: spi-flash@0 {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		compatible = "mxicy,mx25u6435f", "jedec,spi-nor";
> +		reg = <0>;
> +		spi-max-frequency = <104000000>;
> +	};
> +};
> +
> +&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>;
> +};
> 

Acked-by: Neil Armstrong <narmstrong@baylibre.com>

Patch
diff mbox series

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
index 169ea283d4ee..5fd51a87ae9b 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
@@ -6,500 +6,9 @@ 
 
 /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>
+#include "meson-g12b-odroid-n2.dtsi"
 
 / {
 	compatible = "hardkernel,odroid-n2", "amlogic,s922x", "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 = "G12B-ODROID-N2";
-		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_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 = <&flash_1v8>;
-};
-
-/*
- * EMMC_D4, EMMC_D5, EMMC_D6 and EMMC_D7 pins are shared between SPI NOR pins
- * 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.
- * The SW1 slide should also be set to the correct position.
- */
-&spifc {
-	status = "disabled";
-	pinctrl-0 = <&nor_pins>;
-	pinctrl-names = "default";
-
-	mx25u64: spi-flash@0 {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		compatible = "mxicy,mx25u6435f", "jedec,spi-nor";
-		reg = <0>;
-		spi-max-frequency = <104000000>;
-	};
-};
-
-&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>;
 };
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
new file mode 100644
index 000000000000..ce49973678b8
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
@@ -0,0 +1,500 @@ 
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2019 BayLibre, SAS
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ */
+
+#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>
+
+/ {
+	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 = "G12B-ODROID-N2";
+		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_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 = <&flash_1v8>;
+};
+
+/*
+ * EMMC_D4, EMMC_D5, EMMC_D6 and EMMC_D7 pins are shared between SPI NOR pins
+ * 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.
+ * The SW1 slide should also be set to the correct position.
+ */
+&spifc {
+	status = "disabled";
+	pinctrl-0 = <&nor_pins>;
+	pinctrl-names = "default";
+
+	mx25u64: spi-flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "mxicy,mx25u6435f", "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <104000000>;
+	};
+};
+
+&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>;
+};