| mingming lee | b9bf3cb | 2019-12-31 11:29:26 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0 OR MIT) |
| 2 | /* |
| 3 | * Copyright (C) 2019 MediaTek Inc. |
| 4 | * Author: Mingming Lee <mingming.lee@mediatek.com> |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | /dts-v1/; |
| 9 | |
| 10 | #include <config.h> |
| 11 | #include "mt8512.dtsi" |
| 12 | |
| 13 | / { |
| 14 | #address-cells = <1>; |
| 15 | #size-cells = <1>; |
| 16 | |
| 17 | model = "MT8512 BM1 EMMC"; |
| 18 | |
| 19 | chosen { |
| 20 | stdout-path = &uart0; |
| 21 | tick-timer = &timer0; |
| 22 | }; |
| 23 | |
| 24 | memory@40000000 { |
| 25 | device_type = "memory"; |
| 26 | reg = <0x40000000 0x20000000>; |
| 27 | }; |
| 28 | |
| 29 | reg_1p8v: regulator-1p8v { |
| 30 | compatible = "regulator-fixed"; |
| 31 | regulator-name = "fixed-1.8V"; |
| 32 | regulator-min-microvolt = <1800000>; |
| 33 | regulator-max-microvolt = <1800000>; |
| 34 | regulator-boot-on; |
| 35 | regulator-always-on; |
| 36 | }; |
| 37 | |
| 38 | reg_3p3v: regulator-3p3v { |
| 39 | compatible = "regulator-fixed"; |
| 40 | regulator-name = "fixed-3.3V"; |
| 41 | regulator-min-microvolt = <3300000>; |
| 42 | regulator-max-microvolt = <3300000>; |
| 43 | regulator-boot-on; |
| 44 | regulator-always-on; |
| 45 | }; |
| 46 | }; |
| 47 | |
| 48 | &mmc0 { |
| 49 | pinctrl-names = "default"; |
| 50 | pinctrl-0 = <&mmc0_pins_default>; |
| 51 | bus-width = <8>; |
| 52 | max-frequency = <200000000>; |
| 53 | cap-mmc-highspeed; |
| 54 | mmc-hs200-1_8v; |
| 55 | cap-mmc-hw-reset; |
| 56 | vmmc-supply = <®_3p3v>; |
| 57 | vqmmc-supply = <®_1p8v>; |
| 58 | non-removable; |
| 59 | status = "okay"; |
| 60 | }; |
| 61 | |
| 62 | &pinctrl { |
| 63 | mmc0_pins_default: mmc0default { |
| 64 | mux { |
| 65 | function = "msdc"; |
| 66 | groups = "msdc0"; |
| 67 | }; |
| 68 | |
| 69 | conf-cmd-data { |
| 70 | pins = "MSDC0_CMD", "MSDC0_DAT0", "MSDC0_DAT1", |
| 71 | "MSDC0_DAT2", "MSDC0_DAT3", "MSDC0_DAT4", |
| 72 | "MSDC0_DAT5", "MSDC0_DAT6", "MSDC0_DAT7"; |
| 73 | input-enable; |
| 74 | drive-strength = <6>; |
| 75 | bias-pull-up; |
| 76 | }; |
| 77 | |
| 78 | conf-clk { |
| 79 | pins = "MSDC0_CLK"; |
| 80 | drive-strength = <6>; |
| 81 | bias-pull-down; |
| 82 | }; |
| 83 | |
| 84 | conf-rst { |
| 85 | pins = "MSDC0_RSTB"; |
| 86 | bias-pull-up; |
| 87 | }; |
| 88 | }; |
| 89 | |
| 90 | uart0_pins: uart0 { |
| 91 | mux { |
| 92 | function = "uart"; |
| 93 | groups = "uart0_0_rxd_txd"; |
| 94 | }; |
| 95 | }; |
| 96 | }; |
| 97 | |
| 98 | &uart0 { |
| 99 | pinctrl-names = "default"; |
| 100 | pinctrl-0 = <&uart0_pins>; |
| 101 | status = "okay"; |
| 102 | }; |
| 103 | |
| 104 | &watchdog0 { |
| 105 | status = "okay"; |
| 106 | }; |