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 vcc3v3_ngff: vcc3v3-ngff { 15 compatible = "regulator-fixed"; 16 regulator-name = "vcc3v3_ngff"; 17 enable-active-high; 18 gpio = <&gpio4 RK_PD3 GPIO_ACTIVE_HIGH>; 19 pinctrl-names = "default"; 20 pinctrl-0 = <&vcc3v3_ngff_en>; 21 regulator-always-on; 22 regulator-boot-on; 23 regulator-min-microvolt = <3300000>; 24 regulator-max-microvolt = <3300000>; 25 vin-supply = <&dc_12v>; 26 }; 27 28 vcc3v3_pcie: vcc3v3-pcie { 29 compatible = "regulator-fixed"; 30 regulator-name = "vcc3v3_pcie"; 31 enable-active-high; 32 gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>; 33 pinctrl-names = "default"; 34 pinctrl-0 = <&vcc3v3_pcie_en>; 35 regulator-min-microvolt = <3300000>; 36 regulator-max-microvolt = <3300000>; 37 vin-supply = <&dc_12v>; 38 }; 39}; 40 41&pcie_phy { 42 status = "okay"; 43}; 44 45&pcie0 { 46 ep-gpios = <&gpio4 RK_PD1 GPIO_ACTIVE_HIGH>; 47 num-lanes = <4>; 48 pinctrl-names = "default"; 49 pinctrl-0 = <&pcie_perst>; 50 vpcie3v3-supply = <&vcc3v3_pcie>; 51 vpcie1v8-supply = <&vcc1v8_pmu>; 52 vpcie0v9-supply = <&vcca_0v9>; 53 status = "okay"; 54}; 55 56&pinctrl { 57 ngff { 58 vcc3v3_ngff_en: vcc3v3-ngff-en { 59 rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; 60 }; 61 }; 62 63 pcie { 64 vcc3v3_pcie_en: vcc3v3-pcie-en { 65 rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>; 66 }; 67 68 pcie_perst: pcie-perst { 69 rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>; 70 }; 71 }; 72}; 73 74&sdio0 { 75 bus-width = <4>; 76 cap-sd-highspeed; 77 cap-sdio-irq; 78 keep-power-in-suspend; 79 mmc-pwrseq = <&sdio_pwrseq>; 80 non-removable; 81 pinctrl-names = "default"; 82 pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>; 83 sd-uhs-sdr104; 84 vmmc-supply = <&vcc3v3_ngff>; 85 vqmmc-supply = <&vcc_1v8>; 86 status = "okay"; 87}; 88 89&uart0 { 90 pinctrl-names = "default"; 91 pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>; 92 status = "okay"; 93}; 94