boot/dts/armada-388-clearfog.dts

0001 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
0002 /*
0003  * Device Tree file for SolidRun Clearfog Pro revision A1 rev 2.0 (88F6828)
0004  *
0005  *  Copyright (C) 2015 Russell King
0006  */
0007
0008 /dts-v1/;
0009 #include "armada-388-clearfog.dtsi"
0010
0011 / {
0012         model = "SolidRun Clearfog A1";
0013         compatible = "solidrun,clearfog-a1", "marvell,armada388",
0014                 "marvell,armada385", "marvell,armada380";
0015
0016         soc {
0017                 internal-regs {
0018                         usb3@f0000 {
0019                                 /* CON2, nearest CPU, USB2 only. */
0020                                 status = "okay";
0021                         };
0022                 };
0023
0024                 pcie {
0025                         pcie@3,0 {
0026                                 /* Port 2, Lane 0. CON2, nearest CPU. */
0027                                 reset-gpios = <&expander0 2 GPIO_ACTIVE_LOW>;
0028                                 status = "okay";
0029                         };
0030                 };
0031         };
0032
0033         gpio-keys {
0034                 compatible = "gpio-keys";
0035                 pinctrl-0 = <&rear_button_pins>;
0036                 pinctrl-names = "default";
0037
0038                 button-0 {
0039                         /* The rear SW3 button */
0040                         label = "Rear Button";
0041                         gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
0042                         linux,can-disable;
0043                         linux,code = <BTN_0>;
0044                 };
0045         };
0046 };
0047
0048 &eth1 {
0049         /* ethernet@30000 */
0050         fixed-link {
0051                 speed = <1000>;
0052                 full-duplex;
0053         };
0054 };
0055
0056 &expander0 {
0057         /*
0058          * PCA9655 GPIO expander:
0059          *  0-CON3 CLKREQ#
0060          *  1-CON3 PERST#
0061          *  2-CON2 PERST#
0062          *  3-CON3 W_DISABLE
0063          *  4-CON2 CLKREQ#
0064          *  5-USB3 overcurrent
0065          *  6-USB3 power
0066          *  7-CON2 W_DISABLE
0067          *  8-JP4 P1
0068          *  9-JP4 P4
0069          * 10-JP4 P5
0070          * 11-m.2 DEVSLP
0071          * 12-SFP_LOS
0072          * 13-SFP_TX_FAULT
0073          * 14-SFP_TX_DISABLE
0074          * 15-SFP_MOD_DEF0
0075          */
0076         pcie2-0-clkreq-hog {
0077                 gpio-hog;
0078                 gpios = <4 GPIO_ACTIVE_LOW>;
0079                 input;
0080                 line-name = "pcie2.0-clkreq";
0081         };
0082         pcie2-0-w-disable-hog {
0083                 gpio-hog;
0084                 gpios = <7 GPIO_ACTIVE_LOW>;
0085                 output-low;
0086                 line-name = "pcie2.0-w-disable";
0087         };
0088 };
0089
0090 &mdio {
0091         status = "okay";
0092
0093         switch@4 {
0094                 compatible = "marvell,mv88e6085";
0095                 #address-cells = <1>;
0096                 #size-cells = <0>;
0097                 reg = <4>;
0098                 pinctrl-0 = <&clearfog_dsa0_clk_pins &clearfog_dsa0_pins>;
0099                 pinctrl-names = "default";
0100
0101                 ports {
0102                         #address-cells = <1>;
0103                         #size-cells = <0>;
0104
0105                         port@0 {
0106                                 reg = <0>;
0107                                 label = "lan5";
0108                         };
0109
0110                         port@1 {
0111                                 reg = <1>;
0112                                 label = "lan4";
0113                         };
0114
0115                         port@2 {
0116                                 reg = <2>;
0117                                 label = "lan3";
0118                         };
0119
0120                         port@3 {
0121                                 reg = <3>;
0122                                 label = "lan2";
0123                         };
0124
0125                         port@4 {
0126                                 reg = <4>;
0127                                 label = "lan1";
0128                         };
0129
0130                         port@5 {
0131                                 reg = <5>;
0132                                 label = "cpu";
0133                                 ethernet = <&eth1>;
0134                                 fixed-link {
0135                                         speed = <1000>;
0136                                         full-duplex;
0137                                 };
0138                         };
0139
0140                         port@6 {
0141                                 /* 88E1512 external phy */
0142                                 reg = <6>;
0143                                 label = "lan6";
0144                                 fixed-link {
0145                                         speed = <1000>;
0146                                         full-duplex;
0147                                 };
0148                         };
0149                 };
0150         };
0151 };
0152
0153 &pinctrl {
0154         clearfog_dsa0_clk_pins: clearfog-dsa0-clk-pins {
0155                 marvell,pins = "mpp46";
0156                 marvell,function = "ref";
0157         };
0158         clearfog_dsa0_pins: clearfog-dsa0-pins {
0159                 marvell,pins = "mpp23", "mpp41";
0160                 marvell,function = "gpio";
0161         };
0162         clearfog_spi1_cs_pins: spi1-cs-pins {
0163                 marvell,pins = "mpp55";
0164                 marvell,function = "spi1";
0165         };
0166         rear_button_pins: rear-button-pins {
0167                 marvell,pins = "mpp34";
0168                 marvell,function = "gpio";
0169         };
0170 };
0171
0172 &spi1 {
0173         /*
0174          * Add SPI CS pins for clearfog:
0175          * CS0: W25Q32
0176          * CS1:
0177          * CS2: mikrobus
0178          */
0179         pinctrl-0 = <&spi1_pins &clearfog_spi1_cs_pins &mikro_spi_pins>;
0180 };