1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Copyright (c) 2019 BayLibre, SAS
4 * Author: Neil Armstrong <narmstrong@baylibre.com>
9 #include "meson-g12b.dtsi"
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/gpio/meson-g12a-gpio.h>
12 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
15 compatible = "hardkernel,odroid-n2", "amlogic,g12b";
16 model = "Hardkernel ODROID-N2";
24 stdout-path = "serial0:115200n8";
28 device_type = "memory";
29 reg = <0x0 0x0 0x0 0x40000000>;
32 emmc_pwrseq: emmc-pwrseq {
33 compatible = "mmc-pwrseq-emmc";
34 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
38 compatible = "gpio-leds";
42 gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_HIGH>;
43 linux,default-trigger = "heartbeat";
47 tflash_vdd: regulator-tflash_vdd {
48 compatible = "regulator-fixed";
50 regulator-name = "TFLASH_VDD";
51 regulator-min-microvolt = <3300000>;
52 regulator-max-microvolt = <3300000>;
54 gpio = <&gpio_ao GPIOAO_8 GPIO_ACTIVE_HIGH>;
59 tf_io: gpio-regulator-tf_io {
60 compatible = "regulator-gpio";
62 regulator-name = "TF_IO";
63 regulator-min-microvolt = <1800000>;
64 regulator-max-microvolt = <3300000>;
66 gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
73 flash_1v8: regulator-flash_1v8 {
74 compatible = "regulator-fixed";
75 regulator-name = "FLASH_1V8";
76 regulator-min-microvolt = <1800000>;
77 regulator-max-microvolt = <1800000>;
78 vin-supply = <&vcc_3v3>;
82 main_12v: regulator-main_12v {
83 compatible = "regulator-fixed";
84 regulator-name = "12V";
85 regulator-min-microvolt = <12000000>;
86 regulator-max-microvolt = <12000000>;
90 vcc_5v: regulator-vcc_5v {
91 compatible = "regulator-fixed";
92 regulator-name = "5V";
93 regulator-min-microvolt = <5000000>;
94 regulator-max-microvolt = <5000000>;
96 vin-supply = <&main_12v>;
99 vcc_1v8: regulator-vcc_1v8 {
100 compatible = "regulator-fixed";
101 regulator-name = "VCC_1V8";
102 regulator-min-microvolt = <1800000>;
103 regulator-max-microvolt = <1800000>;
104 vin-supply = <&vcc_3v3>;
108 vcc_3v3: regulator-vcc_3v3 {
109 compatible = "regulator-fixed";
110 regulator-name = "VCC_3V3";
111 regulator-min-microvolt = <3300000>;
112 regulator-max-microvolt = <3300000>;
113 vin-supply = <&vddao_3v3>;
115 /* FIXME: actually controlled by VDDCPU_B_EN */
118 hub_5v: regulator-hub_5v {
119 compatible = "regulator-fixed";
120 regulator-name = "HUB_5V";
121 regulator-min-microvolt = <5000000>;
122 regulator-max-microvolt = <5000000>;
123 vin-supply = <&vcc_5v>;
125 /* Connected to the Hub CHIPENABLE, LOW sets low power state */
126 gpio = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
130 usb_pwr_en: regulator-usb_pwr_en {
131 compatible = "regulator-fixed";
132 regulator-name = "USB_PWR_EN";
133 regulator-min-microvolt = <5000000>;
134 regulator-max-microvolt = <5000000>;
135 vin-supply = <&vcc_5v>;
137 /* Connected to the microUSB port power enable */
138 gpio = <&gpio GPIOH_6 GPIO_ACTIVE_HIGH>;
142 vddao_1v8: regulator-vddao_1v8 {
143 compatible = "regulator-fixed";
144 regulator-name = "VDDAO_1V8";
145 regulator-min-microvolt = <1800000>;
146 regulator-max-microvolt = <1800000>;
147 vin-supply = <&vddao_3v3>;
151 vddao_3v3: regulator-vddao_3v3 {
152 compatible = "regulator-fixed";
153 regulator-name = "VDDAO_3V3";
154 regulator-min-microvolt = <3300000>;
155 regulator-max-microvolt = <3300000>;
156 vin-supply = <&main_12v>;
161 compatible = "hdmi-connector";
165 hdmi_connector_in: endpoint {
166 remote-endpoint = <&hdmi_tx_tmds_out>;
172 compatible = "amlogic,axg-sound-card";
173 model = "G12A-ODROIDN2";
174 audio-aux-devs = <&tdmout_b>;
175 audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
176 "TDMOUT_B IN 1", "FRDDR_B OUT 1",
177 "TDMOUT_B IN 2", "FRDDR_C OUT 1",
178 "TDM_B Playback", "TDMOUT_B OUT";
180 assigned-clocks = <&clkc CLKID_MPLL2>,
183 assigned-clock-parents = <0>, <0>, <0>;
184 assigned-clock-rates = <294912000>,
190 sound-dai = <&frddr_a>;
194 sound-dai = <&frddr_b>;
198 sound-dai = <&frddr_c>;
201 /* 8ch hdmi interface */
203 sound-dai = <&tdmif_b>;
205 dai-tdm-slot-tx-mask-0 = <1 1>;
206 dai-tdm-slot-tx-mask-1 = <1 1>;
207 dai-tdm-slot-tx-mask-2 = <1 1>;
208 dai-tdm-slot-tx-mask-3 = <1 1>;
212 sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
218 sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
221 sound-dai = <&hdmi_tx>;
232 pinctrl-0 = <&cec_ao_a_h_pins>;
233 pinctrl-names = "default";
235 hdmi-phandle = <&hdmi_tx>;
239 pinctrl-0 = <&cec_ao_b_h_pins>;
240 pinctrl-names = "default";
242 hdmi-phandle = <&hdmi_tx>;
250 external_phy: ethernet-phy@0 {
251 /* Realtek RTL8211F (0x001cc916) */
255 reset-assert-us = <10000>;
256 reset-deassert-us = <30000>;
257 reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
259 interrupt-parent = <&gpio_intc>;
260 /* MAC_INTR on GPIOZ_14 */
261 interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
266 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>;
267 pinctrl-names = "default";
270 phy-handle = <&external_phy>;
271 amlogic,tx-delay-ns = <2>;
288 * WARNING: The USB Hub on the Odroid-N2 needs a reset signal
289 * to be turned high in order to be detected by the USB Controller
290 * This signal should be handled by a USB specific power sequence
291 * in order to reset the Hub when USB bus is powered down.
295 gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>;
297 line-name = "usb-hub-reset";
303 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
304 pinctrl-names = "default";
305 hdmi-supply = <&vcc_5v>;
309 hdmi_tx_tmds_out: endpoint {
310 remote-endpoint = <&hdmi_connector_in>;
316 pinctrl-0 = <&remote_input_ao_pins>;
317 pinctrl-names = "default";
323 pinctrl-0 = <&sdcard_c_pins>;
324 pinctrl-1 = <&sdcard_clk_gate_c_pins>;
325 pinctrl-names = "default", "clk-gate";
329 max-frequency = <50000000>;
332 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
333 vmmc-supply = <&tflash_vdd>;
334 vqmmc-supply = <&tf_io>;
341 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
342 pinctrl-1 = <&emmc_clk_gate_pins>;
343 pinctrl-names = "default", "clk-gate";
349 max-frequency = <200000000>;
352 mmc-pwrseq = <&emmc_pwrseq>;
353 vmmc-supply = <&vcc_3v3>;
354 vqmmc-supply = <&flash_1v8>;
371 pinctrl-0 = <&uart_ao_a_pins>;
372 pinctrl-names = "default";
377 vbus-supply = <&usb_pwr_en>;
381 phy-supply = <&vcc_5v>;
385 /* Enable the hub which is connected to this port */
386 phy-supply = <&hub_5v>;