1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Device Tree file for the Gemini-based Raidsonic NAS IB-4220-B 4 */ 5 6/dts-v1/; 7 8#include "gemini.dtsi" 9#include <dt-bindings/input/input.h> 10 11/ { 12 model = "Raidsonic NAS IB-4220-B"; 13 compatible = "raidsonic,ib-4220-b", "cortina,gemini"; 14 #address-cells = <1>; 15 #size-cells = <1>; 16 17 memory@0 { /* 128 MB */ 18 device_type = "memory"; 19 reg = <0x00000000 0x8000000>; 20 }; 21 22 chosen { 23 bootargs = "console=ttyS0,19200n8"; 24 stdout-path = &uart0; 25 }; 26 27 gpio_keys { 28 compatible = "gpio-keys"; 29 30 button-setup { 31 debounce-interval = <50>; 32 wakeup-source; 33 linux,code = <KEY_SETUP>; 34 label = "Backup button"; 35 /* Conflict with TVC */ 36 gpios = <&gpio1 29 GPIO_ACTIVE_LOW>; 37 }; 38 button-restart { 39 debounce-interval = <50>; 40 wakeup-source; 41 linux,code = <KEY_RESTART>; 42 label = "Softreset button"; 43 /* Conflict with TVC */ 44 gpios = <&gpio1 31 GPIO_ACTIVE_LOW>; 45 }; 46 }; 47 48 leds { 49 compatible = "gpio-leds"; 50 led-orange-hdd { 51 label = "nas4220b:orange:hdd"; 52 /* Conflict with TVC */ 53 gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; 54 default-state = "on"; 55 }; 56 led-green-os { 57 label = "nas4220b:green:os"; 58 /* Conflict with TVC */ 59 gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>; 60 default-state = "on"; 61 linux,default-trigger = "heartbeat"; 62 }; 63 }; 64 65 mdio0: ethernet-phy { 66 compatible = "virtual,mdio-gpio"; 67 gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */ 68 <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */ 69 #address-cells = <1>; 70 #size-cells = <0>; 71 72 phy0: ethernet-phy@1 { 73 reg = <1>; 74 device_type = "ethernet-phy"; 75 }; 76 }; 77 78 soc { 79 flash@30000000 { 80 status = "okay"; 81 /* 16MB of flash */ 82 reg = <0x30000000 0x01000000>; 83 84 partition@0 { 85 label = "RedBoot"; 86 reg = <0x00000000 0x00020000>; 87 read-only; 88 }; 89 partition@20000 { 90 label = "Kernel"; 91 reg = <0x00020000 0x00300000>; 92 }; 93 partition@320000 { 94 label = "Ramdisk"; 95 reg = <0x00320000 0x00600000>; 96 }; 97 partition@920000 { 98 label = "Application"; 99 reg = <0x00920000 0x00600000>; 100 }; 101 partition@f20000 { 102 label = "VCTL"; 103 reg = <0x00f20000 0x00020000>; 104 read-only; 105 }; 106 partition@f40000 { 107 label = "CurConf"; 108 reg = <0x00f40000 0x000a0000>; 109 read-only; 110 }; 111 partition@fe0000 { 112 label = "FIS directory"; 113 reg = <0x00fe0000 0x00020000>; 114 read-only; 115 }; 116 }; 117 118 syscon: syscon@40000000 { 119 pinctrl { 120 /* 121 * gpio1dgrp cover line 28-31 otherwise used 122 * by TVC. 123 */ 124 gpio1_default_pins: pinctrl-gpio1 { 125 mux { 126 function = "gpio1"; 127 groups = "gpio1dgrp"; 128 }; 129 }; 130 pinctrl-gmii { 131 mux { 132 function = "gmii"; 133 groups = "gmii_gmac0_grp"; 134 }; 135 /* Settings come from OpenWRT, pins on SL3516 */ 136 conf0 { 137 pins = "V8 GMAC0 RXDV", "T10 GMAC1 RXDV"; 138 skew-delay = <0>; 139 }; 140 conf1 { 141 pins = "Y7 GMAC0 RXC", "Y11 GMAC1 RXC"; 142 skew-delay = <15>; 143 }; 144 conf2 { 145 pins = "T8 GMAC0 TXEN", "W11 GMAC1 TXEN"; 146 skew-delay = <7>; 147 }; 148 conf3 { 149 pins = "U8 GMAC0 TXC"; 150 skew-delay = <11>; 151 }; 152 conf4 { 153 pins = "V11 GMAC1 TXC"; 154 skew-delay = <10>; 155 }; 156 conf5 { 157 /* The data lines all have default skew */ 158 pins = "W8 GMAC0 RXD0", "V9 GMAC0 RXD1", 159 "Y8 GMAC0 RXD2", "U9 GMAC0 RXD3", 160 "T7 GMAC0 TXD0", "U6 GMAC0 TXD1", 161 "V7 GMAC0 TXD2", "U7 GMAC0 TXD3", 162 "Y12 GMAC1 RXD0", "V12 GMAC1 RXD1", 163 "T11 GMAC1 RXD2", "W12 GMAC1 RXD3", 164 "U10 GMAC1 TXD0", "Y10 GMAC1 TXD1", 165 "W10 GMAC1 TXD2", "T9 GMAC1 TXD3"; 166 skew-delay = <7>; 167 }; 168 /* Set up drive strength on GMAC0 to 16 mA */ 169 conf6 { 170 groups = "gmii_gmac0_grp"; 171 drive-strength = <16>; 172 }; 173 }; 174 }; 175 }; 176 177 sata: sata@46000000 { 178 cortina,gemini-ata-muxmode = <0>; 179 cortina,gemini-enable-sata-bridge; 180 status = "okay"; 181 }; 182 183 gpio1: gpio@4e000000 { 184 pinctrl-names = "default"; 185 pinctrl-0 = <&gpio1_default_pins>; 186 }; 187 188 ethernet@60000000 { 189 status = "okay"; 190 191 ethernet-port@0 { 192 phy-mode = "rgmii"; 193 phy-handle = <&phy0>; 194 }; 195 ethernet-port@1 { 196 /* Not used in this platform */ 197 }; 198 }; 199 200 ata@63000000 { 201 status = "okay"; 202 }; 203 204 ata@63400000 { 205 status = "okay"; 206 }; 207 }; 208}; 209