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- // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- /*
- * Copyright (c) 2019 BayLibre, SAS
- * Author: Neil Armstrong <[email protected]>
- * Copyright (c) 2019 Christian Hewitt <[email protected]>
- */
- /dts-v1/;
- #include "meson-g12b.dtsi"
- #include "meson-g12b-s922x.dtsi"
- #include <dt-bindings/input/input.h>
- #include <dt-bindings/gpio/meson-g12a-gpio.h>
- / {
- aliases {
- serial0 = &uart_AO;
- ethernet0 = ðmac;
- };
- 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>;
- };
- sdio_pwrseq: sdio-pwrseq {
- compatible = "mmc-pwrseq-simple";
- reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
- clocks = <&wifi32k>;
- clock-names = "ext_clock";
- };
- 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 = "VCC_5V";
- regulator-min-microvolt = <5000000>;
- regulator-max-microvolt = <5000000>;
- vin-supply = <&main_12v>;
- 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 = <&vddao_3v3>;
- regulator-always-on;
- /* FIXME: actually controlled by VDDCPU_B_EN */
- };
- vddcpu_a: regulator-vddcpu-a {
- /*
- * MP1653 Regulator.
- */
- compatible = "pwm-regulator";
- regulator-name = "VDDCPU_A";
- regulator-min-microvolt = <721000>;
- regulator-max-microvolt = <1022000>;
- pwm-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 {
- /*
- * MP1652 Regulator.
- */
- compatible = "pwm-regulator";
- regulator-name = "VDDCPU_B";
- regulator-min-microvolt = <721000>;
- regulator-max-microvolt = <1022000>;
- pwm-supply = <&main_12v>;
- pwms = <&pwm_AO_cd 1 1250 0>;
- pwm-dutycycle-range = <100 0>;
- regulator-boot-on;
- regulator-always-on;
- };
- usb1_pow: regulator-usb1-pow {
- compatible = "regulator-fixed";
- regulator-name = "USB1_POW";
- regulator-min-microvolt = <5000000>;
- regulator-max-microvolt = <5000000>;
- vin-supply = <&vcc_5v>;
- /* connected to SY6280A Power Switch */
- gpio = <&gpio GPIOA_8 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 USB3 Type-A Port power enable */
- gpio = <&gpio GPIOAO_7 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;
- };
- cvbs-connector {
- compatible = "composite-video-connector";
- port {
- cvbs_connector_in: endpoint {
- remote-endpoint = <&cvbs_vdac_out>;
- };
- };
- };
- hdmi-connector {
- compatible = "hdmi-connector";
- type = "a";
- port {
- hdmi_connector_in: endpoint {
- remote-endpoint = <&hdmi_tx_tmds_out>;
- };
- };
- };
- wifi32k: wifi32k {
- compatible = "pwm-clock";
- #clock-cells = <0>;
- clock-frequency = <32768>;
- pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
- };
- };
- &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>;
- };
- &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>;
- };
- &cvbs_vdac_port {
- cvbs_vdac_out: endpoint {
- remote-endpoint = <&cvbs_connector_in>;
- };
- };
- &ext_mdio {
- external_phy: ethernet-phy@0 {
- /* Realtek RTL8211F (0x001cc916) */
- reg = <0>;
- max-speed = <1000>;
- reset-assert-us = <10000>;
- reset-deassert-us = <80000>;
- 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>;
- };
- };
- ðmac {
- pinctrl-0 = <ð_pins>, <ð_rgmii_pins>;
- pinctrl-names = "default";
- status = "okay";
- phy-mode = "rgmii";
- phy-handle = <&external_phy>;
- amlogic,tx-delay-ns = <2>;
- };
- &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";
- };
- &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";
- };
- &pwm_ef {
- pinctrl-0 = <&pwm_e_pins>;
- pinctrl-names = "default";
- clocks = <&xtal>;
- clock-names = "clkin0";
- status = "okay";
- };
- /* 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>;
- /* WiFi firmware requires power to be kept while in suspend */
- keep-power-in-suspend;
- non-removable;
- disable-wp;
- mmc-pwrseq = <&sdio_pwrseq>;
- vmmc-supply = <&vddao_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 = <&vddao_3v3>;
- vqmmc-supply = <&vddao_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;
- max-frequency = <100000000>;
- disable-wp;
- mmc-pwrseq = <&emmc_pwrseq>;
- vmmc-supply = <&vcc_3v3>;
- vqmmc-supply = <&flash_1v8>;
- };
- &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";
- };
- &usb {
- status = "okay";
- dr_mode = "host";
- vbus-supply = <&usb_pwr_en>;
- };
- &usb2_phy0 {
- phy-supply = <&usb1_pow>;
- };
- &usb2_phy1 {
- phy-supply = <&usb1_pow>;
- };
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