|  | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) | 
|  | /* | 
|  | * Copyright (c) 2016 Andreas Färber | 
|  | * Copyright (c) 2016 BayLibre, Inc. | 
|  | * Author: Kevin Hilman <khilman@kernel.org> | 
|  | */ | 
|  |  | 
|  | /dts-v1/; | 
|  |  | 
|  | #include "meson-gxbb.dtsi" | 
|  | #include <dt-bindings/gpio/gpio.h> | 
|  | #include <dt-bindings/sound/meson-aiu.h> | 
|  |  | 
|  | / { | 
|  | compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb"; | 
|  | model = "Hardkernel ODROID-C2"; | 
|  |  | 
|  | aliases { | 
|  | serial0 = &uart_AO; | 
|  | ethernet0 = ðmac; | 
|  | }; | 
|  |  | 
|  | chosen { | 
|  | stdout-path = "serial0:115200n8"; | 
|  | }; | 
|  |  | 
|  | memory@0 { | 
|  | device_type = "memory"; | 
|  | reg = <0x0 0x0 0x0 0x80000000>; | 
|  | }; | 
|  |  | 
|  | usb_otg_pwr: regulator-usb-pwrs { | 
|  | compatible = "regulator-fixed"; | 
|  |  | 
|  | regulator-name = "USB_OTG_PWR"; | 
|  |  | 
|  | regulator-min-microvolt = <5000000>; | 
|  | regulator-max-microvolt = <5000000>; | 
|  |  | 
|  | /* | 
|  | * signal name from schematics: PWREN | 
|  | */ | 
|  | gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>; | 
|  | enable-active-high; | 
|  | /* | 
|  | * signal name from schematics: USB_POWER | 
|  | */ | 
|  | vin-supply = <&p5v0>; | 
|  | }; | 
|  |  | 
|  | leds { | 
|  | compatible = "gpio-leds"; | 
|  | led-blue { | 
|  | label = "c2:blue:alive"; | 
|  | gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>; | 
|  | linux,default-trigger = "heartbeat"; | 
|  | default-state = "off"; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | p5v0: regulator-p5v0 { | 
|  | compatible = "regulator-fixed"; | 
|  |  | 
|  | regulator-name = "P5V0"; | 
|  | regulator-min-microvolt = <5000000>; | 
|  | regulator-max-microvolt = <5000000>; | 
|  | regulator-always-on; | 
|  | }; | 
|  |  | 
|  | hdmi_p5v0: regulator-hdmi-p5v0 { | 
|  | compatible = "regulator-fixed"; | 
|  | regulator-name = "HDMI_P5V0"; | 
|  | regulator-min-microvolt = <5000000>; | 
|  | regulator-max-microvolt = <5000000>; | 
|  | /* AP2331SA-7 */ | 
|  | vin-supply = <&p5v0>; | 
|  | }; | 
|  |  | 
|  | tflash_vdd: regulator-tflash-vdd { | 
|  | compatible = "regulator-fixed"; | 
|  |  | 
|  | regulator-name = "TFLASH_VDD"; | 
|  | regulator-min-microvolt = <3300000>; | 
|  | regulator-max-microvolt = <3300000>; | 
|  |  | 
|  | /* | 
|  | * signal name from schematics: TFLASH_VDD_EN | 
|  | */ | 
|  | gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>; | 
|  | enable-active-high; | 
|  | /* U16 RT9179GB */ | 
|  | vin-supply = <&vddio_ao3v3>; | 
|  | }; | 
|  |  | 
|  | tf_io: gpio-regulator-tf-io { | 
|  | compatible = "regulator-gpio"; | 
|  |  | 
|  | regulator-name = "TF_IO"; | 
|  | regulator-min-microvolt = <1800000>; | 
|  | regulator-max-microvolt = <3300000>; | 
|  |  | 
|  | /* | 
|  | * signal name from schematics: TF_3V3N_1V8_EN | 
|  | */ | 
|  | gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>; | 
|  | gpios-states = <0>; | 
|  |  | 
|  | states = <3300000 0>, | 
|  | <1800000 1>; | 
|  | /* U12/U13 RT9179GB */ | 
|  | vin-supply = <&vddio_ao3v3>; | 
|  | }; | 
|  |  | 
|  | vcc1v8: regulator-vcc1v8 { | 
|  | compatible = "regulator-fixed"; | 
|  | regulator-name = "VCC1V8"; | 
|  | regulator-min-microvolt = <1800000>; | 
|  | regulator-max-microvolt = <1800000>; | 
|  | regulator-always-on; | 
|  | /* U18 RT9179GB */ | 
|  | vin-supply = <&vddio_ao3v3>; | 
|  | }; | 
|  |  | 
|  | vcc3v3: regulator-vcc3v3 { | 
|  | compatible = "regulator-fixed"; | 
|  | regulator-name = "VCC3V3"; | 
|  | regulator-min-microvolt = <3300000>; | 
|  | regulator-max-microvolt = <3300000>; | 
|  | }; | 
|  |  | 
|  | vddio_ao1v8: regulator-vddio-ao1v8 { | 
|  | compatible = "regulator-fixed"; | 
|  | regulator-name = "VDDIO_AO1V8"; | 
|  | regulator-min-microvolt = <1800000>; | 
|  | regulator-max-microvolt = <1800000>; | 
|  | regulator-always-on; | 
|  | /* U17 RT9179GB */ | 
|  | vin-supply = <&p5v0>; | 
|  | }; | 
|  |  | 
|  | vddio_ao3v3: regulator-vddio-ao3v3 { | 
|  | compatible = "regulator-fixed"; | 
|  | regulator-name = "VDDIO_AO3V3"; | 
|  | regulator-min-microvolt = <3300000>; | 
|  | regulator-max-microvolt = <3300000>; | 
|  | regulator-always-on; | 
|  | /* U11 MP2161GJ-C499 */ | 
|  | vin-supply = <&p5v0>; | 
|  | }; | 
|  |  | 
|  | ddr3_1v5: regulator-ddr3-1v5 { | 
|  | compatible = "regulator-fixed"; | 
|  | regulator-name = "DDR3_1V5"; | 
|  | regulator-min-microvolt = <1500000>; | 
|  | regulator-max-microvolt = <1500000>; | 
|  | regulator-always-on; | 
|  | /* U15 MP2161GJ-C499 */ | 
|  | vin-supply = <&p5v0>; | 
|  | }; | 
|  |  | 
|  | emmc_pwrseq: emmc-pwrseq { | 
|  | compatible = "mmc-pwrseq-emmc"; | 
|  | reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; | 
|  | }; | 
|  |  | 
|  | hdmi-connector { | 
|  | compatible = "hdmi-connector"; | 
|  | type = "a"; | 
|  |  | 
|  | port { | 
|  | hdmi_connector_in: endpoint { | 
|  | remote-endpoint = <&hdmi_tx_tmds_out>; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | sound { | 
|  | compatible = "amlogic,gx-sound-card"; | 
|  | model = "ODROID-C2"; | 
|  | clocks = <&clkc CLKID_MPLL0>, | 
|  | <&clkc CLKID_MPLL1>, | 
|  | <&clkc CLKID_MPLL2>; | 
|  |  | 
|  | assigned-clocks = <&clkc CLKID_MPLL0>, | 
|  | <&clkc CLKID_MPLL1>, | 
|  | <&clkc CLKID_MPLL2>; | 
|  | assigned-clock-parents = <0>, <0>, <0>; | 
|  | assigned-clock-rates = <294912000>, | 
|  | <270950400>, | 
|  | <393216000>; | 
|  |  | 
|  | dai-link-0 { | 
|  | sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>; | 
|  | }; | 
|  |  | 
|  | dai-link-1 { | 
|  | sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>; | 
|  | dai-format = "i2s"; | 
|  | mclk-fs = <256>; | 
|  |  | 
|  | codec-0 { | 
|  | sound-dai = <&aiu AIU_HDMI CTRL_I2S>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | dai-link-2 { | 
|  | sound-dai = <&aiu AIU_HDMI CTRL_OUT>; | 
|  |  | 
|  | codec-0 { | 
|  | sound-dai = <&hdmi_tx>; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | &aiu { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | &cec_AO { | 
|  | status = "okay"; | 
|  | pinctrl-0 = <&ao_cec_pins>; | 
|  | pinctrl-names = "default"; | 
|  | hdmi-phandle = <&hdmi_tx>; | 
|  | }; | 
|  |  | 
|  | ðmac { | 
|  | status = "okay"; | 
|  | pinctrl-0 = <ð_rgmii_pins>; | 
|  | pinctrl-names = "default"; | 
|  | phy-handle = <ð_phy0>; | 
|  | phy-mode = "rgmii"; | 
|  |  | 
|  | amlogic,tx-delay-ns = <2>; | 
|  |  | 
|  | mdio { | 
|  | compatible = "snps,dwmac-mdio"; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  |  | 
|  | eth_phy0: ethernet-phy@0 { | 
|  | /* Realtek RTL8211F (0x001cc916) */ | 
|  | reg = <0>; | 
|  |  | 
|  | reset-assert-us = <10000>; | 
|  | reset-deassert-us = <80000>; | 
|  | reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; | 
|  |  | 
|  | interrupt-parent = <&gpio_intc>; | 
|  | /* MAC_INTR on GPIOZ_15 */ | 
|  | interrupts = <29 IRQ_TYPE_LEVEL_LOW>; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | &hdmi_tx { | 
|  | status = "okay"; | 
|  | pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; | 
|  | pinctrl-names = "default"; | 
|  | hdmi-supply = <&hdmi_p5v0>; | 
|  | }; | 
|  |  | 
|  | &hdmi_tx_tmds_port { | 
|  | hdmi_tx_tmds_out: endpoint { | 
|  | remote-endpoint = <&hdmi_connector_in>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | &i2c_A { | 
|  | status = "okay"; | 
|  | pinctrl-0 = <&i2c_a_pins>; | 
|  | pinctrl-names = "default"; | 
|  | }; | 
|  |  | 
|  | &ir { | 
|  | status = "okay"; | 
|  | pinctrl-0 = <&remote_input_ao_pins>; | 
|  | pinctrl-names = "default"; | 
|  | linux,rc-map-name = "rc-odroid"; | 
|  | }; | 
|  |  | 
|  | &gpio_ao { | 
|  | gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En", | 
|  | "USB HUB nRESET", "USB OTG Power En", | 
|  | "J7 Header Pin2", "IR In", "J7 Header Pin4", | 
|  | "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7", | 
|  | "HDMI CEC", "SYS LED", | 
|  | /* GPIO_TEST_N */ | 
|  | ""; | 
|  | }; | 
|  |  | 
|  | &gpio { | 
|  | gpio-line-names = /* Bank GPIOZ */ | 
|  | "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk", | 
|  | "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2", | 
|  | "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En", | 
|  | "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3", | 
|  | "Eth PHY nRESET", "Eth PHY Intc", | 
|  | /* Bank GPIOH */ | 
|  | "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "", | 
|  | /* Bank BOOT */ | 
|  | "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4", | 
|  | "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk", | 
|  | "eMMC Reset", "eMMC CMD", | 
|  | "", "", "", "", "", "", "", | 
|  | /* Bank CARD */ | 
|  | "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD", | 
|  | "SDCard D3", "SDCard D2", "SDCard Det", | 
|  | /* Bank GPIODV */ | 
|  | "", "", "", "", "", "", "", "", "", "", "", "", "", | 
|  | "", "", "", "", "", "", "", "", "", "", "", | 
|  | "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK", | 
|  | "PWM D", "PWM B", | 
|  | /* Bank GPIOY */ | 
|  | "Revision Bit0", "Revision Bit1", "", | 
|  | "J2 Header Pin35", "", "", "", "J2 Header Pin36", | 
|  | "J2 Header Pin31", "", "", "", "TF VDD En", | 
|  | "J2 Header Pin32", "J2 Header Pin26", "", "", | 
|  | /* Bank GPIOX */ | 
|  | "J2 Header Pin29", "J2 Header Pin24", | 
|  | "J2 Header Pin23", "J2 Header Pin22", | 
|  | "J2 Header Pin21", "J2 Header Pin18", | 
|  | "J2 Header Pin33", "J2 Header Pin19", | 
|  | "J2 Header Pin16", "J2 Header Pin15", | 
|  | "J2 Header Pin12", "J2 Header Pin13", | 
|  | "J2 Header Pin8", "J2 Header Pin10", | 
|  | "", "", "", "", "", | 
|  | "J2 Header Pin11", "", "J2 Header Pin7", "", | 
|  | /* Bank GPIOCLK */ | 
|  | "", "", "", ""; | 
|  | }; | 
|  |  | 
|  | &saradc { | 
|  | status = "okay"; | 
|  | vref-supply = <&vcc1v8>; | 
|  | }; | 
|  |  | 
|  | &scpi_clocks { | 
|  | status = "disabled"; | 
|  | }; | 
|  |  | 
|  | /* SD */ | 
|  | &sd_emmc_b { | 
|  | status = "okay"; | 
|  | pinctrl-0 = <&sdcard_pins>; | 
|  | pinctrl-1 = <&sdcard_clk_gate_pins>; | 
|  | pinctrl-names = "default", "clk-gate"; | 
|  |  | 
|  | bus-width = <4>; | 
|  | cap-sd-highspeed; | 
|  | sd-uhs-sdr12; | 
|  | sd-uhs-sdr25; | 
|  | sd-uhs-sdr50; | 
|  | sd-uhs-ddr50; | 
|  | max-frequency = <100000000>; | 
|  | disable-wp; | 
|  |  | 
|  | cd-gpios = <&gpio CARD_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>; | 
|  | max-frequency = <200000000>; | 
|  | non-removable; | 
|  | disable-wp; | 
|  | cap-mmc-highspeed; | 
|  | mmc-ddr-1_8v; | 
|  | mmc-hs200-1_8v; | 
|  |  | 
|  | mmc-pwrseq = <&emmc_pwrseq>; | 
|  | vmmc-supply = <&vcc3v3>; | 
|  | vqmmc-supply = <&vcc1v8>; | 
|  | }; | 
|  |  | 
|  | &uart_AO { | 
|  | status = "okay"; | 
|  | pinctrl-0 = <&uart_ao_a_pins>; | 
|  | pinctrl-names = "default"; | 
|  | }; | 
|  |  | 
|  | &usb0_phy { | 
|  | status = "disabled"; | 
|  | phy-supply = <&usb_otg_pwr>; | 
|  | }; | 
|  |  | 
|  | &usb1_phy { | 
|  | status = "okay"; | 
|  | phy-supply = <&usb_otg_pwr>; | 
|  | }; | 
|  |  | 
|  | &usb0 { | 
|  | status = "disabled"; | 
|  | }; | 
|  |  | 
|  | &usb1 { | 
|  | dr_mode = "host"; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  | status = "okay"; | 
|  |  | 
|  | hub@1 { | 
|  | /* Genesys Logic GL852G USB 2.0 hub */ | 
|  | compatible = "usb5e3,610"; | 
|  | reg = <1>; | 
|  | vdd-supply = <&p5v0>; | 
|  | reset-gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>; | 
|  | }; | 
|  | }; |