| developer | 3f7834c | 2023-07-19 17:17:54 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * Copyright (c) 2022 MediaTek Inc. |
| 4 | * Author: Sam Shih <sam.shih@mediatek.com> |
| 5 | */ |
| 6 | |
| 7 | /dts-v1/; |
| 8 | #include "mt7988.dtsi" |
| 9 | #include <dt-bindings/gpio/gpio.h> |
| 10 | |
| 11 | / { |
| 12 | model = "mt7988-rfb"; |
| 13 | compatible = "mediatek,mt7988-rfb", "mediatek,mt7988-sd-rfb"; |
| 14 | |
| 15 | chosen { |
| 16 | stdout-path = &uart0; |
| 17 | }; |
| 18 | |
| 19 | memory@40000000 { |
| 20 | device_type = "memory"; |
| 21 | reg = <0 0x40000000 0 0x10000000>; |
| 22 | }; |
| 23 | |
| 24 | reg_3p3v: regulator-3p3v { |
| 25 | compatible = "regulator-fixed"; |
| 26 | regulator-name = "fixed-3.3V"; |
| 27 | regulator-min-microvolt = <3300000>; |
| 28 | regulator-max-microvolt = <3300000>; |
| 29 | regulator-boot-on; |
| 30 | regulator-always-on; |
| 31 | }; |
| 32 | }; |
| 33 | |
| 34 | &uart0 { |
| 35 | status = "okay"; |
| 36 | }; |
| 37 | |
| 38 | &i2c1 { |
| 39 | pinctrl-names = "default"; |
| 40 | pinctrl-0 = <&i2c1_pins>; |
| 41 | status = "okay"; |
| 42 | }; |
| 43 | |
| 44 | ð { |
| 45 | status = "okay"; |
| 46 | mediatek,gmac-id = <0>; |
| 47 | phy-mode = "usxgmii"; |
| 48 | mediatek,switch = "mt7988"; |
| 49 | |
| 50 | fixed-link { |
| 51 | speed = <1000>; |
| 52 | full-duplex; |
| 53 | pause; |
| 54 | }; |
| 55 | }; |
| 56 | |
| 57 | &pinctrl { |
| 58 | i2c1_pins: i2c1-pins { |
| 59 | mux { |
| 60 | function = "i2c"; |
| 61 | groups = "i2c1_0"; |
| 62 | }; |
| 63 | }; |
| 64 | |
| 65 | pwm_pins: pwm-pins { |
| 66 | mux { |
| 67 | function = "pwm"; |
| 68 | groups = "pwm0", "pwm1", "pwm2", "pwm3", "pwm4", |
| 69 | "pwm5", "pwm6", "pwm7"; |
| 70 | }; |
| 71 | }; |
| 72 | |
| 73 | spi0_pins: spi0-pins { |
| 74 | mux { |
| 75 | function = "spi"; |
| 76 | groups = "spi0", "spi0_wp_hold"; |
| 77 | }; |
| 78 | }; |
| 79 | |
| 80 | mmc1_pins_default: mmc1default { |
| 81 | mux { |
| 82 | function = "flash"; |
| 83 | groups = "emmc_45"; |
| 84 | }; |
| 85 | |
| 86 | conf-cmd-dat { |
| 87 | pins = "SPI2_CSB", "SPI2_MISO", "SPI2_MOSI", |
| 88 | "SPI2_CLK", "SPI2_HOLD"; |
| 89 | input-enable; |
| 90 | }; |
| 91 | |
| 92 | conf-clk { |
| 93 | pins = "SPI2_WP"; |
| 94 | }; |
| 95 | }; |
| 96 | }; |
| 97 | |
| 98 | &pwm { |
| 99 | pinctrl-names = "default"; |
| 100 | pinctrl-0 = <&pwm_pins>; |
| 101 | status = "okay"; |
| 102 | }; |
| 103 | |
| 104 | &spi0 { |
| 105 | pinctrl-names = "default"; |
| 106 | pinctrl-0 = <&spi0_pins>; |
| 107 | #address-cells = <1>; |
| 108 | #size-cells = <0>; |
| 109 | status = "okay"; |
| 110 | must_tx; |
| 111 | enhance_timing; |
| 112 | dma_ext; |
| 113 | ipm_design; |
| 114 | support_quad; |
| 115 | tick_dly = <2>; |
| 116 | sample_sel = <0>; |
| 117 | |
| 118 | spi_nand@0 { |
| 119 | compatible = "spi-nand"; |
| 120 | reg = <0>; |
| 121 | spi-max-frequency = <52000000>; |
| 122 | }; |
| 123 | }; |
| 124 | |
| 125 | &mmc0 { |
| 126 | pinctrl-names = "default"; |
| 127 | pinctrl-0 = <&mmc1_pins_default>; |
| 128 | max-frequency = <52000000>; |
| 129 | bus-width = <4>; |
| 130 | cap-sd-highspeed; |
| 131 | vmmc-supply = <®_3p3v>; |
| 132 | vqmmc-supply = <®_3p3v>; |
| 133 | status = "okay"; |
| 134 | }; |