1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (C) 2024 Josua Mayer <josua@solid-run.com> 4 * 5 */ 6 7#include <dt-bindings/gpio/gpio.h> 8 9/ { 10 model = "SolidRun CN9130 SoM"; 11 compatible = "solidrun,cn9130-sr-som", "marvell,cn9130"; 12 13 aliases { 14 ethernet0 = &cp0_eth0; 15 ethernet1 = &cp0_eth1; 16 ethernet2 = &cp0_eth2; 17 i2c0 = &cp0_i2c0; 18 mmc0 = &ap_sdhci0; 19 rtc0 = &cp0_rtc; 20 }; 21 22 chosen { 23 stdout-path = "serial0:115200n8"; 24 }; 25 26 v_1_8: regulator-1-8 { 27 compatible = "regulator-fixed"; 28 regulator-name = "1v8"; 29 regulator-min-microvolt = <1800000>; 30 regulator-max-microvolt = <1800000>; 31 }; 32 33 /* requires assembly of R9307 */ 34 vhv: regulator-vhv-1-8 { 35 compatible = "regulator-fixed"; 36 regulator-name = "vhv-1v8"; 37 regulator-min-microvolt = <1800000>; 38 regulator-max-microvolt = <1800000>; 39 pinctrl-0 = <&cp0_reg_vhv_pins>; 40 pinctrl-names = "default"; 41 gpios = <&cp0_gpio2 9 GPIO_ACTIVE_HIGH>; 42 enable-active-high; 43 }; 44}; 45 46&ap_pinctrl { 47 ap_mmc0_pins: ap-mmc0-pins { 48 marvell,pins = "mpp0", "mpp1", "mpp2", "mpp3", "mpp4", "mpp5", 49 "mpp6", "mpp7", "mpp8", "mpp9", "mpp10", "mpp12"; 50 marvell,function = "sdio"; 51 /* 52 * mpp12 is emmc reset, function should be sdio (hw_rst), 53 * but pinctrl-mvebu does not support this. 54 * 55 * From pinctrl-mvebu.h: 56 * "The name will be used to switch to this setting in DT description, e.g. 57 * marvell,function = "uart2". subname is only for debugging purposes." 58 */ 59 }; 60}; 61 62&ap_sdhci0 { 63 bus-width = <8>; 64 pinctrl-0 = <&ap_mmc0_pins>; 65 pinctrl-names = "default"; 66 vqmmc-supply = <&v_1_8>; 67 status = "okay"; 68}; 69 70&cp0_ethernet { 71 status = "okay"; 72}; 73 74/* for assembly with phy */ 75&cp0_eth2 { 76 pinctrl-names = "default"; 77 pinctrl-0 = <&cp0_eth2_pins>; 78 phy-mode = "rgmii-id"; 79 phy = <&cp0_eth2_phy>; 80 status = "okay"; 81}; 82 83&cp0_i2c0 { 84 pinctrl-names = "default"; 85 pinctrl-0 = <&cp0_i2c0_pins>; 86 clock-frequency = <100000>; 87 status = "okay"; 88 89 som_eeprom: eeprom@53 { 90 compatible = "atmel,24c02"; 91 reg = <0x53>; 92 pagesize = <8>; 93 }; 94}; 95 96&cp0_mdio { 97 pinctrl-0 = <&cp0_mdio_pins>; 98 status = "okay"; 99 100 /* assembly option */ 101 cp0_eth2_phy: ethernet-phy@0 { 102 reg = <0>; 103 }; 104}; 105 106&cp0_spi1 { 107 status = "okay"; 108 pinctrl-names = "default"; 109 pinctrl-0 = <&cp0_spi1_pins>; 110 /* max speed limited by a mux */ 111 spi-max-frequency = <1800000000>; 112 113 flash@0 { 114 compatible = "jedec,spi-nor"; 115 reg = <0>; 116 /* read command supports max. 50MHz */ 117 spi-max-frequency = <50000000>; 118 }; 119}; 120 121&cp0_syscon0 { 122 cp0_pinctrl: pinctrl { 123 compatible = "marvell,cp115-standalone-pinctrl"; 124 125 cp0_eth2_pins: cp0-ge2-rgmii-pins { 126 marvell,pins = "mpp44", "mpp45", "mpp46", "mpp47", 127 "mpp48", "mpp49", "mpp50", "mpp51", 128 "mpp52", "mpp53", "mpp54", "mpp55"; 129 /* docs call it "ge2", but cp110-pinctrl "ge1" */ 130 marvell,function = "ge1"; 131 }; 132 133 cp0_i2c0_pins: cp0-i2c0-pins { 134 marvell,pins = "mpp37", "mpp38"; 135 marvell,function = "i2c0"; 136 }; 137 138 cp0_mdio_pins: cp0-mdio-pins { 139 marvell,pins = "mpp40", "mpp41"; 140 marvell,function = "ge"; 141 }; 142 143 cp0_spi1_pins: cp0-spi1-pins { 144 marvell,pins = "mpp13", "mpp14", "mpp15", "mpp16"; 145 marvell,function = "spi1"; 146 }; 147 148 cp0_reg_vhv_pins: cp0-reg-vhv-pins { 149 marvell,pins = "mpp41"; 150 marvell,function = "gpio"; 151 }; 152 }; 153}; 154 155/* AP default console */ 156&uart0 { 157 pinctrl-0 = <&uart0_pins>; 158 pinctrl-names = "default"; 159 status = "okay"; 160}; 161