| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | /* |
| 3 | * Copyright (c) 2016 BayLibre, SAS. |
| 4 | * Author: Neil Armstrong <narmstrong@baylibre.com> |
| 5 | * |
| 6 | * Copyright (c) 2016 Endless Computers, Inc. |
| 7 | * Author: Carlo Caione <carlo@endlessm.com> |
| 8 | */ |
| 9 | |
| 10 | /dts-v1/; |
| 11 | |
| 12 | #include "meson-gxm.dtsi" |
| 13 | |
| 14 | / { |
| 15 | compatible = "nexbox,a1", "amlogic,s912", "amlogic,meson-gxm"; |
| 16 | model = "NEXBOX A1"; |
| 17 | |
| 18 | aliases { |
| 19 | serial0 = &uart_AO; |
| 20 | ethernet0 = ðmac; |
| 21 | }; |
| 22 | |
| 23 | chosen { |
| 24 | stdout-path = "serial0:115200n8"; |
| 25 | }; |
| 26 | |
| 27 | memory@0 { |
| 28 | device_type = "memory"; |
| 29 | reg = <0x0 0x0 0x0 0x80000000>; |
| 30 | }; |
| 31 | |
| 32 | vddio_boot: regulator-vddio-boot { |
| 33 | compatible = "regulator-fixed"; |
| 34 | regulator-name = "VDDIO_BOOT"; |
| 35 | regulator-min-microvolt = <1800000>; |
| 36 | regulator-max-microvolt = <1800000>; |
| 37 | }; |
| 38 | |
| 39 | vddao_3v3: regulator-vddao-3v3 { |
| 40 | compatible = "regulator-fixed"; |
| 41 | regulator-name = "VDDAO_3V3"; |
| 42 | regulator-min-microvolt = <3300000>; |
| 43 | regulator-max-microvolt = <3300000>; |
| 44 | }; |
| 45 | |
| 46 | vcc_3v3: regulator-vcc-3v3 { |
| 47 | compatible = "regulator-fixed"; |
| 48 | regulator-name = "VCC_3V3"; |
| 49 | regulator-min-microvolt = <3300000>; |
| 50 | regulator-max-microvolt = <3300000>; |
| 51 | }; |
| 52 | |
| 53 | emmc_pwrseq: emmc-pwrseq { |
| 54 | compatible = "mmc-pwrseq-emmc"; |
| 55 | reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; |
| 56 | }; |
| 57 | |
| 58 | cvbs-connector { |
| 59 | compatible = "composite-video-connector"; |
| 60 | |
| 61 | port { |
| 62 | cvbs_connector_in: endpoint { |
| 63 | remote-endpoint = <&cvbs_vdac_out>; |
| 64 | }; |
| 65 | }; |
| 66 | }; |
| 67 | |
| 68 | hdmi-connector { |
| 69 | compatible = "hdmi-connector"; |
| 70 | type = "a"; |
| 71 | |
| 72 | port { |
| 73 | hdmi_connector_in: endpoint { |
| 74 | remote-endpoint = <&hdmi_tx_tmds_out>; |
| 75 | }; |
| 76 | }; |
| 77 | }; |
| 78 | }; |
| 79 | |
| 80 | &cec_AO { |
| 81 | status = "okay"; |
| 82 | pinctrl-0 = <&ao_cec_pins>; |
| 83 | pinctrl-names = "default"; |
| 84 | hdmi-phandle = <&hdmi_tx>; |
| 85 | }; |
| 86 | |
| 87 | &cvbs_vdac_port { |
| 88 | cvbs_vdac_out: endpoint { |
| 89 | remote-endpoint = <&cvbs_connector_in>; |
| 90 | }; |
| 91 | }; |
| 92 | |
| 93 | ðmac { |
| 94 | status = "okay"; |
| 95 | |
| 96 | pinctrl-0 = <ð_pins>; |
| 97 | pinctrl-names = "default"; |
| 98 | |
| 99 | /* Select external PHY by default */ |
| 100 | phy-handle = <&external_phy>; |
| 101 | |
| 102 | amlogic,tx-delay-ns = <2>; |
| 103 | |
| 104 | /* External PHY is in RGMII */ |
| 105 | phy-mode = "rgmii"; |
| 106 | }; |
| 107 | |
| 108 | &external_mdio { |
| 109 | external_phy: ethernet-phy@0 { |
| 110 | /* Realtek RTL8211F (0x001cc916) */ |
| 111 | reg = <0>; |
| 112 | max-speed = <1000>; |
| 113 | |
| 114 | reset-assert-us = <10000>; |
| 115 | reset-deassert-us = <80000>; |
| 116 | reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; |
| 117 | }; |
| 118 | }; |
| 119 | |
| 120 | &hdmi_tx { |
| 121 | status = "okay"; |
| 122 | pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; |
| 123 | pinctrl-names = "default"; |
| 124 | }; |
| 125 | |
| 126 | &hdmi_tx_tmds_port { |
| 127 | hdmi_tx_tmds_out: endpoint { |
| 128 | remote-endpoint = <&hdmi_connector_in>; |
| 129 | }; |
| 130 | }; |
| 131 | |
| 132 | &ir { |
| 133 | status = "okay"; |
| 134 | pinctrl-0 = <&remote_input_ao_pins>; |
| 135 | pinctrl-names = "default"; |
| 136 | }; |
| 137 | |
| 138 | /* SD card */ |
| 139 | &sd_emmc_b { |
| 140 | status = "okay"; |
| 141 | pinctrl-0 = <&sdcard_pins>; |
| 142 | pinctrl-1 = <&sdcard_clk_gate_pins>; |
| 143 | pinctrl-names = "default", "clk-gate"; |
| 144 | |
| 145 | bus-width = <4>; |
| 146 | cap-sd-highspeed; |
| 147 | max-frequency = <50000000>; |
| 148 | disable-wp; |
| 149 | |
| 150 | cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>; |
| 151 | |
| 152 | vmmc-supply = <&vddao_3v3>; |
| 153 | vqmmc-supply = <&vddio_boot>; |
| 154 | }; |
| 155 | |
| 156 | /* eMMC */ |
| 157 | &sd_emmc_c { |
| 158 | status = "okay"; |
| 159 | pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; |
| 160 | pinctrl-1 = <&emmc_clk_gate_pins>; |
| 161 | pinctrl-names = "default", "clk-gate"; |
| 162 | |
| 163 | bus-width = <8>; |
| 164 | cap-mmc-highspeed; |
| 165 | max-frequency = <200000000>; |
| 166 | non-removable; |
| 167 | disable-wp; |
| 168 | mmc-ddr-1_8v; |
| 169 | mmc-hs200-1_8v; |
| 170 | |
| 171 | mmc-pwrseq = <&emmc_pwrseq>; |
| 172 | vmmc-supply = <&vcc_3v3>; |
| 173 | vqmmc-supply = <&vddio_boot>; |
| 174 | }; |
| 175 | |
| 176 | &uart_AO { |
| 177 | status = "okay"; |
| 178 | pinctrl-0 = <&uart_ao_a_pins>; |
| 179 | pinctrl-names = "default"; |
| 180 | }; |
| 181 | |
| 182 | &usb0 { |
| 183 | status = "okay"; |
| 184 | }; |