| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * Hardkernel's Exynos4412 based ODROID-U3 board device tree source |
| 4 | * |
| 5 | * Copyright (c) 2014 Marek Szyprowski <m.szyprowski@samsung.com> |
| 6 | * |
| 7 | * Device tree source file for Hardkernel's ODROID-U3 board which is based |
| 8 | * on Samsung's Exynos4412 SoC. |
| 9 | */ |
| 10 | |
| 11 | /dts-v1/; |
| 12 | #include "exynos4412-odroid-common.dtsi" |
| 13 | #include "exynos4412-prime.dtsi" |
| 14 | |
| 15 | / { |
| 16 | model = "Hardkernel ODROID-U3 board based on Exynos4412"; |
| 17 | compatible = "hardkernel,odroid-u3", "samsung,exynos4412", "samsung,exynos4"; |
| 18 | |
| 19 | memory@40000000 { |
| 20 | device_type = "memory"; |
| 21 | reg = <0x40000000 0x7FF00000>; |
| 22 | }; |
| 23 | |
| 24 | leds { |
| 25 | compatible = "gpio-leds"; |
| 26 | led1 { |
| 27 | label = "led1:heart"; |
| 28 | gpios = <&gpc1 0 GPIO_ACTIVE_LOW>; |
| 29 | default-state = "on"; |
| 30 | linux,default-trigger = "heartbeat"; |
| 31 | }; |
| 32 | }; |
| 33 | |
| 34 | fan0: pwm-fan { |
| 35 | compatible = "pwm-fan"; |
| 36 | pwms = <&pwm 0 10000 0>; |
| 37 | #cooling-cells = <2>; |
| 38 | cooling-levels = <0 102 170 230>; |
| 39 | }; |
| 40 | |
| 41 | thermal-zones { |
| 42 | cpu_thermal: cpu-thermal { |
| 43 | cooling-maps { |
| 44 | map0 { |
| 45 | trip = <&cpu_alert1>; |
| 46 | cooling-device = <&cpu0 9 9>, <&cpu1 9 9>, |
| 47 | <&cpu2 9 9>, <&cpu3 9 9>, |
| 48 | <&fan0 1 2>; |
| 49 | }; |
| 50 | map1 { |
| 51 | trip = <&cpu_alert2>; |
| 52 | cooling-device = <&cpu0 15 15>, |
| 53 | <&cpu1 15 15>, |
| 54 | <&cpu2 15 15>, |
| 55 | <&cpu3 15 15>, |
| 56 | <&fan0 2 3>; |
| 57 | }; |
| 58 | map2 { |
| 59 | trip = <&cpu_alert0>; |
| 60 | cooling-device = <&fan0 0 1>; |
| 61 | }; |
| 62 | }; |
| 63 | }; |
| 64 | }; |
| 65 | }; |
| 66 | |
| 67 | &adc { |
| 68 | vdd-supply = <&ldo10_reg>; |
| 69 | /* Nothing connected to ADC inputs, keep it disabled */ |
| 70 | }; |
| 71 | |
| 72 | /* Supply for LAN9730/SMSC95xx */ |
| 73 | &buck8_reg { |
| 74 | regulator-name = "BUCK8_P3V3"; |
| 75 | regulator-min-microvolt = <3300000>; |
| 76 | regulator-max-microvolt = <3300000>; |
| 77 | }; |
| 78 | |
| 79 | &hdmicec { |
| 80 | needs-hpd; |
| 81 | }; |
| 82 | |
| 83 | /* VDDQ for MSHC (eMMC card) */ |
| 84 | &ldo22_reg { |
| 85 | regulator-name = "LDO22_VDDQ_MMC4_2.8V"; |
| 86 | regulator-min-microvolt = <2800000>; |
| 87 | regulator-max-microvolt = <2800000>; |
| 88 | }; |
| 89 | |
| 90 | &mshc_0 { |
| 91 | vqmmc-supply = <&ldo22_reg>; |
| 92 | }; |
| 93 | |
| 94 | &pwm { |
| 95 | pinctrl-0 = <&pwm0_out>; |
| 96 | pinctrl-names = "default"; |
| 97 | samsung,pwm-outputs = <0>; |
| 98 | status = "okay"; |
| 99 | }; |
| 100 | |
| 101 | &usb3503 { |
| 102 | clock-names = "refclk"; |
| 103 | clocks = <&pmu_system_controller 0>; |
| 104 | refclk-frequency = <24000000>; |
| 105 | }; |
| 106 | |
| 107 | &ehci { |
| 108 | phys = <&exynos_usbphy 2>, <&exynos_usbphy 3>; |
| 109 | phy-names = "hsic0", "hsic1"; |
| 110 | }; |
| 111 | |
| 112 | &sound { |
| 113 | model = "Odroid-U3"; |
| 114 | samsung,audio-widgets = |
| 115 | "Headphone", "Headphone Jack", |
| 116 | "Speakers", "Speakers"; |
| 117 | samsung,audio-routing = |
| 118 | "Headphone Jack", "HPL", |
| 119 | "Headphone Jack", "HPR", |
| 120 | "Headphone Jack", "MICBIAS", |
| 121 | "IN1", "Headphone Jack", |
| 122 | "Speakers", "SPKL", |
| 123 | "Speakers", "SPKR"; |
| 124 | }; |
| 125 | |
| 126 | &spi_1 { |
| 127 | pinctrl-names = "default"; |
| 128 | pinctrl-0 = <&spi1_bus>; |
| 129 | cs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>; |
| 130 | status = "okay"; |
| 131 | }; |