1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2017 T-Chip Intelligent Technology Co., Ltd 4 * Copyright (c) 2019 Markus Reichl <m.reichl@fivetechno.de> 5 */ 6 7/dts-v1/; 8#include "rk3399-roc-pc.dtsi" 9 10/ { 11 model = "Firefly ROC-RK3399-PC Mezzanine Board"; 12 compatible = "firefly,roc-rk3399-pc-mezzanine", "rockchip,rk3399"; 13 14 aliases { 15 mmc2 = &sdio0; 16 }; 17 18 /* MP8009 PoE PD */ 19 poe_12v: poe-12v { 20 compatible = "regulator-fixed"; 21 regulator-name = "poe_12v"; 22 regulator-always-on; 23 regulator-boot-on; 24 regulator-min-microvolt = <12000000>; 25 regulator-max-microvolt = <12000000>; 26 }; 27 28 vcc3v3_ngff: vcc3v3-ngff { 29 compatible = "regulator-fixed"; 30 regulator-name = "vcc3v3_ngff"; 31 enable-active-high; 32 gpio = <&gpio4 RK_PD3 GPIO_ACTIVE_HIGH>; 33 pinctrl-names = "default"; 34 pinctrl-0 = <&vcc3v3_ngff_en>; 35 regulator-always-on; 36 regulator-boot-on; 37 regulator-min-microvolt = <3300000>; 38 regulator-max-microvolt = <3300000>; 39 vin-supply = <&sys_12v>; 40 }; 41 42 vcc3v3_pcie: vcc3v3-pcie { 43 compatible = "regulator-fixed"; 44 regulator-name = "vcc3v3_pcie"; 45 enable-active-high; 46 gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>; 47 pinctrl-names = "default"; 48 pinctrl-0 = <&vcc3v3_pcie_en>; 49 regulator-min-microvolt = <3300000>; 50 regulator-max-microvolt = <3300000>; 51 vin-supply = <&sys_12v>; 52 }; 53}; 54 55&sys_12v { 56 vin-supply = <&poe_12v>; 57}; 58 59&pcie_phy { 60 status = "okay"; 61}; 62 63&pcie0 { 64 ep-gpios = <&gpio4 RK_PD1 GPIO_ACTIVE_HIGH>; 65 num-lanes = <4>; 66 pinctrl-names = "default"; 67 pinctrl-0 = <&pcie_perst>; 68 vpcie3v3-supply = <&vcc3v3_pcie>; 69 vpcie1v8-supply = <&vcc1v8_pmu>; 70 vpcie0v9-supply = <&vcca_0v9>; 71 status = "okay"; 72}; 73 74&pinctrl { 75 ngff { 76 vcc3v3_ngff_en: vcc3v3-ngff-en { 77 rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; 78 }; 79 }; 80 81 pcie { 82 vcc3v3_pcie_en: vcc3v3-pcie-en { 83 rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>; 84 }; 85 86 pcie_perst: pcie-perst { 87 rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>; 88 }; 89 }; 90}; 91 92&sdio0 { 93 bus-width = <4>; 94 cap-sd-highspeed; 95 cap-sdio-irq; 96 keep-power-in-suspend; 97 mmc-pwrseq = <&sdio_pwrseq>; 98 non-removable; 99 pinctrl-names = "default"; 100 pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>; 101 sd-uhs-sdr104; 102 vmmc-supply = <&vcc3v3_ngff>; 103 vqmmc-supply = <&vcc_1v8>; 104 status = "okay"; 105}; 106 107&uart0 { 108 pinctrl-names = "default"; 109 pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>; 110 status = "okay"; 111}; 112