arch/arm/boot/dts/gemini-dlink-dns-313.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree file for D-Link DNS-313 1-Bay Network Storage Enclosure
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "gemini.dtsi"
   9 #include <dt-bindings/input/input.h>
  10 #include <dt-bindings/thermal/thermal.h>
  11
  12 / {
  13         model = "D-Link DNS-313 1-Bay Network Storage Enclosure";
  14         compatible = "dlink,dir-313", "cortina,gemini";
  15         #address-cells = <1>;
  16         #size-cells = <1>;
  17
  18         memory {
  19                 /* 64 MB SDRAM in a Nanya NT5DS32M16BS-6K package */
  20                 device_type = "memory";
  21                 reg = <0x00000000 0x4000000>;
  22         };
  23
  24         aliases {
  25                 mdio-gpio0 = &mdio0;
  26         };
  27
  28         chosen {
  29                 stdout-path = "uart0:19200n8";
  30         };
  31
  32         gpio_keys {
  33                 compatible = "gpio-keys";
  34                 #address-cells = <1>;
  35                 #size-cells = <0>;
  36                 button-esc {
  37                         debounce_interval = <50>;
  38                         wakeup-source;
  39                         linux,code = <KEY_ESC>;
  40                         label = "reset";
  41                         gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
  42                 };
  43         };
  44
  45         leds {
  46                 compatible = "gpio-leds";
  47                 led-power {
  48                         label = "dns313:blue:power";
  49                         gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
  50                         default-state = "on";
  51                         linux,default-trigger = "heartbeat";
  52                 };
  53                 led-disk-blue {
  54                         label = "dns313:blue:disk";
  55                         gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
  56                         default-state = "off";
  57                 };
  58                 led-disk-green {
  59                         label = "dns313:green:disk";
  60                         gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
  61                         default-state = "off";
  62                         linux,default-trigger = "ide-disk";
  63                         /* Ideally should activate while reading */
  64                 };
  65                 led-disk-red {
  66                         label = "dns313:red:disk";
  67                         gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
  68                         default-state = "off";
  69                         /* Ideally should activate while writing */
  70                 };
  71         };
  72
  73         /*
  74          * This is a ADDA AD0405GB-G73 fan @3000 and 6000 RPM.
  75          */
  76         fan0: gpio-fan {
  77                 compatible = "gpio-fan";
  78                 gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>,
  79                         <&gpio0 12 GPIO_ACTIVE_HIGH>;
  80                 gpio-fan,speed-map = <0 0>, <3000 1>, <6000 2>;
  81                 #cooling-cells = <2>;
  82         };
  83
  84
  85         /* Global Mixed-Mode Technology G751 mounted on GPIO I2C */
  86         gpio-i2c {
  87                 compatible = "i2c-gpio";
  88                 sda-gpios = <&gpio0 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  89                 scl-gpios = <&gpio0 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  90                 #address-cells = <1>;
  91                 #size-cells = <0>;
  92
  93                 g751: temperature-sensor@48 {
  94                         compatible = "gmt,g751";
  95                         reg = <0x48>;
  96                         #thermal-sensor-cells = <0>;
  97                 };
  98         };
  99
 100         thermal-zones {
 101                 chassis-thermal {
 102                         /* Poll every 20 seconds */
 103                         polling-delay = <20000>;
 104                         /* Poll every 2nd second when cooling */
 105                         polling-delay-passive = <2000>;
 106
 107                         thermal-sensors = <&g751>;
 108
 109                         /* Tripping points from the fan.script in the rootfs */
 110                         trips {
 111                                 chassis_alert0: chassis-alert0 {
 112                                         /* At 43 degrees turn on low speed */
 113                                         temperature = <43000>;
 114                                         hysteresis = <3000>;
 115                                         type = "active";
 116                                 };
 117                                 chassis_alert1: chassis-alert1 {
 118                                         /* At 47 degrees turn on high speed */
 119                                         temperature = <47000>;
 120                                         hysteresis = <3000>;
 121                                         type = "active";
 122                                 };
 123                                 chassis_crit: chassis-crit {
 124                                         /* Just shut down at 60 degrees */
 125                                         temperature = <60000>;
 126                                         hysteresis = <2000>;
 127                                         type = "critical";
 128                                 };
 129                         };
 130
 131                         cooling-maps {
 132                                 map0 {
 133                                         trip = <&chassis_alert0>;
 134                                         cooling-device = <&fan0 1 1>;
 135                                 };
 136                                 map1 {
 137                                         trip = <&chassis_alert1>;
 138                                         cooling-device = <&fan0 2 2>;
 139                                 };
 140                         };
 141                 };
 142         };
 143
 144         mdio0: ethernet-phy {
 145                 compatible = "virtual,mdio-gpio";
 146                 /* Uses MDC and MDIO */
 147                 gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */
 148                         <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */
 149                 #address-cells = <1>;
 150                 #size-cells = <0>;
 151
 152                 /* This is a Realtek RTL8211B Gigabit ethernet transceiver */
 153                 phy0: ethernet-phy@1 {
 154                         reg = <1>;
 155                         device_type = "ethernet-phy";
 156                 };
 157         };
 158
 159         soc {
 160                 flash@30000000 {
 161                         status = "okay";
 162                         /* 512KB of flash */
 163                         reg = <0x30000000 0x00080000>;
 164
 165                         /*
 166                          * This "RedBoot" is the Storlink derivative.
 167                          */
 168                         partition@0 {
 169                                 label = "RedBoot";
 170                                 reg = <0x00000000 0x00040000>;
 171                                 read-only;
 172                         };
 173                         partition@40000 {
 174                                 label = "MTD1";
 175                                 reg = <0x00040000 0x00020000>;
 176                                 read-only;
 177                         };
 178                         partition@60000 {
 179                                 label = "MTD2";
 180                                 reg = <0x00060000 0x00020000>;
 181                                 read-only;
 182                         };
 183                 };
 184
 185                 syscon: syscon@40000000 {
 186                         pinctrl {
 187                                 /*
 188                                  */
 189                                 gpio0_default_pins: pinctrl-gpio0 {
 190                                         mux {
 191                                                 function = "gpio0";
 192                                                 groups =
 193                                                 /* Used by LEDs conflicts ICE */
 194                                                 "gpio0bgrp",
 195                                                 /* Used by ? conflicts ICE */
 196                                                 "gpio0cgrp",
 197                                                 /*
 198                                                  * Used by fan & G751, conflicts LPC,
 199                                                  * UART modem lines, SSP
 200                                                  */
 201                                                 "gpio0egrp",
 202                                                 /* Used by G751 */
 203                                                 "gpio0fgrp",
 204                                                 /* Used by MDIO */
 205                                                 "gpio0igrp";
 206                                         };
 207                                 };
 208                                 gpio1_default_pins: pinctrl-gpio1 {
 209                                         mux {
 210                                                 function = "gpio1";
 211                                                 /* Used by "reset" button */
 212                                                 groups = "gpio1dgrp";
 213                                         };
 214                                 };
 215                                 pinctrl-gmii {
 216                                         mux {
 217                                                 function = "gmii";
 218                                                 groups = "gmii_gmac0_grp";
 219                                         };
 220                                         /*
 221                                          * In the vendor Linux tree, these values are set for the C3
 222                                          * version of the SL3512 ASIC with the comment "benson suggest"
 223                                          */
 224                                         conf0 {
 225                                                 pins = "R8 GMAC0 RXDV", "U11 GMAC1 RXDV";
 226                                                 skew-delay = <0>;
 227                                         };
 228                                         conf1 {
 229                                                 pins = "T8 GMAC0 RXC";
 230                                                 skew-delay = <10>;
 231                                         };
 232                                         conf2 {
 233                                                 pins = "T11 GMAC1 RXC";
 234                                                 skew-delay = <15>;
 235                                         };
 236                                         conf3 {
 237                                                 pins = "P8 GMAC0 TXEN", "V11 GMAC1 TXEN";
 238                                                 skew-delay = <7>;
 239                                         };
 240                                         conf4 {
 241                                                 pins = "V7 GMAC0 TXC", "P10 GMAC1 TXC";
 242                                                 skew-delay = <10>;
 243                                         };
 244                                         conf5 {
 245                                                 /* The data lines all have default skew */
 246                                                 pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1",
 247                                                        "P9 GMAC0 RXD2", "R9 GMAC0 RXD3",
 248                                                        "R11 GMAC1 RXD0", "P11 GMAC1 RXD1",
 249                                                        "V12 GMAC1 RXD2", "U12 GMAC1 RXD3",
 250                                                        "R10 GMAC1 TXD0", "T10 GMAC1 TXD1",
 251                                                        "U10 GMAC1 TXD2", "V10 GMAC1 TXD3";
 252                                                 skew-delay = <7>;
 253                                         };
 254                                         conf6 {
 255                                                 pins = "U7 GMAC0 TXD0", "T7 GMAC0 TXD1",
 256                                                        "R7 GMAC0 TXD2", "P7 GMAC0 TXD3";
 257                                                 skew-delay = <5>;
 258                                         };
 259                                         /* Set up drive strength on GMAC0 to 16 mA */
 260                                         conf7 {
 261                                                 groups = "gmii_gmac0_grp";
 262                                                 drive-strength = <16>;
 263                                         };
 264                                 };
 265                         };
 266                 };
 267
 268                 sata: sata@46000000 {
 269                         /* The ROM uses this muxmode */
 270                         cortina,gemini-ata-muxmode = <0>;
 271                         cortina,gemini-enable-sata-bridge;
 272                         status = "okay";
 273                 };
 274
 275                 gpio0: gpio@4d000000 {
 276                         pinctrl-names = "default";
 277                         pinctrl-0 = <&gpio0_default_pins>;
 278                 };
 279
 280                 gpio1: gpio@4e000000 {
 281                         pinctrl-names = "default";
 282                         pinctrl-0 = <&gpio1_default_pins>;
 283                 };
 284
 285                 ethernet@60000000 {
 286                         status = "okay";
 287
 288                         ethernet-port@0 {
 289                                 phy-mode = "rgmii";
 290                                 phy-handle = <&phy0>;
 291                         };
 292                         ethernet-port@1 {
 293                                 /* Not used in this platform */
 294                         };
 295                 };
 296
 297                 ata@63000000 {
 298                         status = "okay";
 299                 };
 300         };
 301 };