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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 | // SPDX-License-Identifier: GPL-2.0 /* * Device Tree file for the Storm Semiconductor SL93512R_BRD * Gemini reference design, also initially called * "Gemini324 EV-Board" before Storm acquired Storlink Semiconductor. * The series were later acquired by Cortina Systems. */ /dts-v1/; #include "gemini.dtsi" #include <dt-bindings/input/input.h> / { model = "Storlink Semiconductor Gemini324 EV-Board / Storm Semiconductor SL93512R_BRD"; compatible = "storlink,gemini324", "storm,sl93512r", "cortina,gemini"; #address-cells = <1>; #size-cells = <1>; memory@0 { /* 64 MB Samsung K4H511638B */ device_type = "memory"; reg = <0x00000000 0x4000000>; }; chosen { bootargs = "console=ttyS0,19200n8 root=/dev/mtdblock3 rw rootfstype=squashfs,jffs2 rootwait"; stdout-path = &uart0; }; gpio_keys { compatible = "gpio-keys"; button-wps { debounce-interval = <50>; wakeup-source; linux,code = <KEY_WPS_BUTTON>; label = "WPS"; /* Conflicts with TVC and extended flash */ gpios = <&gpio0 0 GPIO_ACTIVE_LOW>; }; button-setup { debounce-interval = <50>; wakeup-source; linux,code = <KEY_SETUP>; label = "factory reset"; /* Conflict with NAND flash */ gpios = <&gpio0 18 GPIO_ACTIVE_LOW>; }; }; leds { compatible = "gpio-leds"; led-green-harddisk { label = "sq201:green:harddisk"; /* Conflict with LCD (no problem) */ gpios = <&gpio0 16 GPIO_ACTIVE_LOW>; default-state = "off"; linux,default-trigger = "disk-activity"; }; led-green-wireless { label = "sq201:green:wireless"; /* Conflict with NAND flash CE0 (no problem) */ gpios = <&gpio0 17 GPIO_ACTIVE_LOW>; default-state = "on"; linux,default-trigger = "heartbeat"; }; }; mdio0: mdio { compatible = "virtual,mdio-gpio"; /* Uses MDC and MDIO */ gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */ <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */ #address-cells = <1>; #size-cells = <0>; /* This is a Marvell 88E1111 ethernet transciever */ phy0: ethernet-phy@1 { reg = <1>; }; }; spi { compatible = "spi-gpio"; #address-cells = <1>; #size-cells = <0>; /* Check pin collisions */ sck-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; miso-gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>; mosi-gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>; cs-gpios = <&gpio1 31 GPIO_ACTIVE_HIGH>; num-chipselects = <1>; switch@0 { compatible = "vitesse,vsc7385"; reg = <0>; /* Specified for 2.5 MHz or below */ spi-max-frequency = <2500000>; gpio-controller; #gpio-cells = <2>; ports { #address-cells = <1>; #size-cells = <0>; port@0 { reg = <0>; label = "lan1"; }; port@1 { reg = <1>; label = "lan2"; }; port@2 { reg = <2>; label = "lan3"; }; port@3 { reg = <3>; label = "lan4"; }; vsc: port@6 { reg = <6>; label = "cpu"; ethernet = <&gmac1>; phy-mode = "rgmii"; fixed-link { speed = <1000>; full-duplex; pause; }; }; }; }; }; soc { flash@30000000 { status = "okay"; /* 16MB of flash */ reg = <0x30000000 0x01000000>; partitions { compatible = "redboot-fis"; /* Eraseblock at 0xfe0000 */ fis-index-block = <0x1fc>; }; }; syscon: syscon@40000000 { pinctrl { /* * gpio0agrp cover line 0, used by WPS button * gpio0fgrp cover line 16 used by HD LED * gpio0ggrp cover line 17, 18 used by wireless LAN LED and * reset button OR USB ID select on 17 and USB VBUS select * on 18. (Confusing.) * gpio0igrp cover line 21, 22 used by MDIO for Marvell PHY */ gpio0_default_pins: pinctrl-gpio0 { mux { function = "gpio0"; groups = "gpio0agrp", "gpio0fgrp", "gpio0ggrp", "gpio0igrp"; }; }; /* * gpio1dgrp cover lines used by SPI for * the Vitesse chip (28-31) */ gpio1_default_pins: pinctrl-gpio1 { mux { function = "gpio1"; groups = "gpio1dgrp"; }; }; pinctrl-gmii { mux { function = "gmii"; groups = "gmii_gmac0_grp", "gmii_gmac1_grp"; }; /* Control pad skew comes from sl_switch.c in the vendor code */ conf0 { pins = "P10 GMAC1 TXC"; skew-delay = <5>; }; conf1 { pins = "V11 GMAC1 TXEN"; skew-delay = <7>; }; conf2 { pins = "T11 GMAC1 RXC"; skew-delay = <8>; }; conf3 { pins = "U11 GMAC1 RXDV"; skew-delay = <7>; }; conf4 { pins = "V7 GMAC0 TXC"; skew-delay = <10>; }; conf5 { pins = "P8 GMAC0 TXEN"; skew-delay = <7>; /* 5 at another place? */ }; conf6 { pins = "T8 GMAC0 RXC"; skew-delay = <15>; }; conf7 { pins = "R8 GMAC0 RXDV"; skew-delay = <0>; }; conf8 { /* The data lines all have default skew */ pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1", "P9 GMAC0 RXD2", "R9 GMAC0 RXD3", "R11 GMAC1 RXD0", "P11 GMAC1 RXD1", "V12 GMAC1 RXD2", "U12 GMAC1 RXD3", "R10 GMAC1 TXD0", "T10 GMAC1 TXD1", "U10 GMAC1 TXD2", "V10 GMAC1 TXD3"; skew-delay = <7>; }; /* Appears in sl351x_gmac.c in the vendor code */ conf9 { pins = "U7 GMAC0 TXD0", "T7 GMAC0 TXD1", "R7 GMAC0 TXD2", "P7 GMAC0 TXD3"; skew-delay = <5>; }; }; }; }; /* Both interfaces brought out on SATA connectors */ sata: sata@46000000 { cortina,gemini-ata-muxmode = <0>; cortina,gemini-enable-sata-bridge; status = "okay"; }; gpio0: gpio@4d000000 { pinctrl-names = "default"; pinctrl-0 = <&gpio0_default_pins>; }; gpio1: gpio@4e000000 { pinctrl-names = "default"; pinctrl-0 = <&gpio1_default_pins>; }; pci@50000000 { status = "okay"; interrupt-map-mask = <0xf800 0 0 7>; interrupt-map = <0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */ <0x4800 0 0 2 &pci_intc 1>, <0x4800 0 0 3 &pci_intc 2>, <0x4800 0 0 4 &pci_intc 3>, <0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */ <0x5000 0 0 2 &pci_intc 2>, <0x5000 0 0 3 &pci_intc 3>, <0x5000 0 0 4 &pci_intc 0>, <0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */ <0x5800 0 0 2 &pci_intc 3>, <0x5800 0 0 3 &pci_intc 0>, <0x5800 0 0 4 &pci_intc 1>, <0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */ <0x6000 0 0 2 &pci_intc 0>, <0x6000 0 0 3 &pci_intc 1>, <0x6000 0 0 4 &pci_intc 2>; }; ethernet@60000000 { status = "okay"; ethernet-port@0 { phy-mode = "rgmii"; phy-handle = <&phy0>; }; ethernet-port@1 { phy-mode = "rgmii"; fixed-link { speed = <1000>; full-duplex; pause; }; }; }; ide@63000000 { status = "okay"; }; ide@63400000 { status = "okay"; }; usb@68000000 { status = "okay"; }; usb@69000000 { status = "okay"; }; }; }; |