| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | /* |
| 3 | * Copyright (c) 2023 SberDevices |
| 4 | * Author: Dmitry Rokosov <ddrokosov@sberdevices.ru> |
| 5 | */ |
| 6 | |
| 7 | /dts-v1/; |
| 8 | |
| 9 | #include "meson-a1.dtsi" |
| 10 | |
| 11 | / { |
| 12 | compatible = "amlogic,ad402", "amlogic,a1"; |
| 13 | model = "Amlogic Meson A1 AD402 Development Board"; |
| 14 | |
| 15 | aliases { |
| 16 | serial0 = &uart_AO_B; |
| 17 | }; |
| 18 | |
| 19 | chosen { |
| 20 | stdout-path = "serial0:115200n8"; |
| 21 | }; |
| 22 | |
| 23 | memory@0 { |
| 24 | device_type = "memory"; |
| 25 | reg = <0x0 0x0 0x0 0x8000000>; |
| 26 | }; |
| 27 | |
| 28 | reserved-memory { |
| 29 | /* 3 MiB reserved for Amlogic Trust OS (BL32) */ |
| 30 | secos_reserved: secos@3d00000 { |
| 31 | reg = <0x0 0x03d00000 0x0 0x300000>; |
| 32 | no-map; |
| 33 | }; |
| 34 | }; |
| 35 | |
| 36 | firmware { |
| 37 | optee { |
| 38 | compatible = "linaro,optee-tz"; |
| 39 | method = "smc"; |
| 40 | }; |
| 41 | }; |
| 42 | |
| 43 | battery_4v2: regulator-battery-4v2 { |
| 44 | compatible = "regulator-fixed"; |
| 45 | regulator-name = "4V2"; |
| 46 | regulator-min-microvolt = <4200000>; |
| 47 | regulator-max-microvolt = <4200000>; |
| 48 | regulator-always-on; |
| 49 | }; |
| 50 | |
| 51 | vddq_1v35: regulator-vddq-1v35 { |
| 52 | compatible = "regulator-fixed"; |
| 53 | regulator-name = "VDDQ_1V35"; |
| 54 | regulator-min-microvolt = <1350000>; |
| 55 | regulator-max-microvolt = <1350000>; |
| 56 | vin-supply = <&battery_4v2>; |
| 57 | regulator-always-on; |
| 58 | }; |
| 59 | |
| 60 | vddao_3v3: regulator-vddao-3v3 { |
| 61 | compatible = "regulator-fixed"; |
| 62 | regulator-name = "VDDAO_3V3"; |
| 63 | regulator-min-microvolt = <3300000>; |
| 64 | regulator-max-microvolt = <3300000>; |
| 65 | vin-supply = <&battery_4v2>; |
| 66 | regulator-always-on; |
| 67 | }; |
| 68 | |
| 69 | vcc_3v3: regulator-vcc-3v3 { |
| 70 | compatible = "regulator-fixed"; |
| 71 | regulator-name = "VCC_3V3"; |
| 72 | regulator-min-microvolt = <3300000>; |
| 73 | regulator-max-microvolt = <3300000>; |
| 74 | vin-supply = <&vddao_3v3>; |
| 75 | regulator-always-on; |
| 76 | }; |
| 77 | |
| 78 | vddio_1v8: regulator-vddio-1v8 { |
| 79 | compatible = "regulator-fixed"; |
| 80 | regulator-name = "VDDIO_1V8"; |
| 81 | regulator-min-microvolt = <1800000>; |
| 82 | regulator-max-microvolt = <1800000>; |
| 83 | vin-supply = <&vddao_3v3>; |
| 84 | regulator-always-on; |
| 85 | }; |
| 86 | }; |
| 87 | |
| 88 | /* Bluetooth HCI H4 */ |
| 89 | &uart_AO { |
| 90 | status = "okay"; |
| 91 | pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; |
| 92 | pinctrl-names = "default"; |
| 93 | }; |
| 94 | |
| 95 | &uart_AO_B { |
| 96 | status = "okay"; |
| 97 | }; |
| 98 | |
| 99 | &saradc { |
| 100 | status = "okay"; |
| 101 | vref-supply = <&vddio_1v8>; |
| 102 | }; |
| 103 | |
| 104 | &spifc { |
| 105 | status = "okay"; |
| 106 | pinctrl-0 = <&spifc_pins>; |
| 107 | pinctrl-names = "default"; |
| 108 | |
| 109 | spi_nand@0 { |
| 110 | compatible = "spi-nand"; |
| 111 | status = "okay"; |
| 112 | reg = <0>; |
| 113 | spi-max-frequency = <96000000>; |
| 114 | spi-tx-bus-width = <4>; |
| 115 | spi-rx-bus-width = <4>; |
| 116 | }; |
| 117 | }; |
| 118 | |
| 119 | &usb2_phy1 { |
| 120 | phy-supply = <&vcc_3v3>; |
| 121 | }; |
| 122 | |
| 123 | &usb { |
| 124 | status = "okay"; |
| 125 | dr_mode = "peripheral"; |
| 126 | }; |
| 127 | |
| 128 | &sd_emmc { |
| 129 | status = "okay"; |
| 130 | |
| 131 | #address-cells = <1>; |
| 132 | #size-cells = <0>; |
| 133 | |
| 134 | pinctrl-0 = <&sdio_pins>; |
| 135 | pinctrl-1 = <&sdio_clk_gate_pins>; |
| 136 | pinctrl-names = "default", "clk-gate"; |
| 137 | |
| 138 | bus-width = <4>; |
| 139 | cap-sd-highspeed; |
| 140 | sd-uhs-sdr104; |
| 141 | max-frequency = <200000000>; |
| 142 | non-removable; |
| 143 | disable-wp; |
| 144 | |
| 145 | vmmc-supply = <&vddao_3v3>; |
| 146 | vqmmc-supply = <&vddio_1v8>; |
| 147 | }; |