1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2025 Radxa Computer (Shenzhen) Co., Ltd. 4 */ 5 6/dts-v1/; 7 8#include <dt-bindings/leds/common.h> 9#include <dt-bindings/gpio/gpio.h> 10#include <dt-bindings/pinctrl/rockchip.h> 11#include "rk3568-radxa-cm3j.dtsi" 12 13/ { 14 model = "Radxa CM3J on RPi CM4 IO Board"; 15 compatible = "radxa,cm3j-rpi-cm4", "radxa,cm3j", "rockchip,rk3568"; 16 17 aliases { 18 ethernet0 = &gmac1; 19 mmc1 = &sdmmc0; 20 rtc0 = &pcf85063; 21 }; 22 23 chosen { 24 stdout-path = "serial2:1500000n8"; 25 }; 26 27 hdmi-con { 28 compatible = "hdmi-connector"; 29 type = "a"; 30 31 port { 32 hdmi_con_in: endpoint { 33 remote-endpoint = <&hdmi_out_con>; 34 }; 35 }; 36 }; 37 38 leds-1 { 39 compatible = "gpio-leds"; 40 41 led-1 { 42 color = <LED_COLOR_ID_RED>; 43 default-state = "on"; 44 function = LED_FUNCTION_POWER; 45 gpios = <&gpio3 RK_PC4 GPIO_ACTIVE_LOW>; 46 pinctrl-names = "default"; 47 pinctrl-0 = <&npwr_led>; 48 }; 49 50 led-2 { 51 color = <LED_COLOR_ID_GREEN>; 52 default-state = "on"; 53 function = LED_FUNCTION_STATUS; 54 gpios = <&gpio4 RK_PC6 GPIO_ACTIVE_LOW>; 55 linux,default-trigger = "heartbeat"; 56 pinctrl-names = "default"; 57 pinctrl-0 = <&pi_nled_activity>; 58 }; 59 }; 60 61 dc12v: regulator-12v0 { 62 compatible = "regulator-fixed"; 63 regulator-name = "dc12v"; 64 regulator-always-on; 65 regulator-boot-on; 66 regulator-min-microvolt = <12000000>; 67 regulator-max-microvolt = <12000000>; 68 }; 69 70 dc3v3_pcie: regulator-3v3-2 { 71 compatible = "regulator-fixed"; 72 regulator-name = "dc3v3_pcie"; 73 regulator-always-on; 74 regulator-boot-on; 75 regulator-min-microvolt = <3300000>; 76 regulator-max-microvolt = <3300000>; 77 vin-supply = <&dc12v>; 78 }; 79 80 gpio_vref: regulator-3v3-3 { 81 compatible = "regulator-fixed"; 82 regulator-name = "gpio_vref"; 83 regulator-always-on; 84 regulator-boot-on; 85 regulator-min-microvolt = <3300000>; 86 regulator-max-microvolt = <3300000>; 87 vin-supply = <&dc3v3>; 88 }; 89 90 dc5v: regulator-5v0 { 91 compatible = "regulator-fixed"; 92 regulator-name = "dc5v"; 93 regulator-always-on; 94 regulator-boot-on; 95 regulator-min-microvolt = <5000000>; 96 regulator-max-microvolt = <5000000>; 97 vin-supply = <&dc12v>; 98 }; 99}; 100 101&combphy0 { 102 status = "okay"; 103}; 104 105&combphy2 { 106 status = "okay"; 107}; 108 109&gmac1 { 110 status = "okay"; 111}; 112 113&gpio0 { 114 nextrst-hog { 115 gpio-hog; 116 /* 117 * GPIO_ACTIVE_LOW + output-low here means that the pin is set 118 * to high, because output-low decides the value pre-inversion. 119 */ 120 gpios = <RK_PC0 GPIO_ACTIVE_LOW>; 121 line-name = "nEXTRST"; 122 output-low; 123 }; 124}; 125 126&hdmi { 127 status = "okay"; 128}; 129 130&hdmi_sound { 131 status = "okay"; 132}; 133 134&i2c0 { 135 emc2301: fan-controller@2f { 136 compatible = "microchip,emc2301", "microchip,emc2305"; 137 reg = <0x2f>; 138 #address-cells = <1>; 139 #size-cells = <0>; 140 #pwm-cells = <3>; 141 142 fan@0 { 143 reg = <0x0>; 144 pwms = <&emc2301 26000 0 1>; 145 #cooling-cells = <2>; 146 }; 147 }; 148 149 pcf85063: rtc@51 { 150 compatible = "nxp,pcf85063a"; 151 reg = <0x51>; 152 wakeup-source; 153 }; 154}; 155 156&i2s0_8ch { 157 status = "okay"; 158}; 159 160&pinctrl { 161 leds { 162 npwr_led: npwr-led { 163 rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>; 164 }; 165 166 pi_nled_activity: pi-nled-activity { 167 rockchip,pins = <4 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>; 168 }; 169 }; 170}; 171 172&pcie2x1 { 173 vpcie3v3-supply = <&dc3v3_pcie>; 174 status = "okay"; 175}; 176 177&sdmmc0 { 178 bus-width = <4>; 179 cap-sd-highspeed; 180 broken-cd; 181 disable-wp; 182 no-mmc; 183 no-sdio; 184 pinctrl-names = "default"; 185 pinctrl-0 = <&sdmmc0_bus4 &sdmmc0_clk &sdmmc0_cmd>; 186 vmmc-supply = <&dc3v3>; 187 status = "okay"; 188}; 189 190&uart2 { 191 status = "okay"; 192}; 193 194&usb2phy0 { 195 status = "okay"; 196}; 197 198&usb2phy0_otg { 199 status = "okay"; 200}; 201 202&usb_host0_xhci { 203 status = "okay"; 204}; 205