OSCL-LXR |
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0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003 * Device Tree file for D-Link DNS-313 1-Bay Network Storage Enclosure
0004 */
0005
0006 /dts-v1/;
0007
0008 #include "gemini.dtsi"
0009 #include <dt-bindings/input/input.h>
0010 #include <dt-bindings/thermal/thermal.h>
0011
0012 / {
0013 model = "D-Link DNS-313 1-Bay Network Storage Enclosure";
0014 compatible = "dlink,dns-313", "cortina,gemini";
0015 #address-cells = <1>;
0016 #size-cells = <1>;
0017
0018 memory@0 {
0019 /* 64 MB SDRAM in a Nanya NT5DS32M16BS-6K package */
0020 device_type = "memory";
0021 reg = <0x00000000 0x4000000>;
0022 };
0023
0024 aliases {
0025 mdio-gpio0 = &mdio0;
0026 };
0027
0028 chosen {
0029 bootargs = "console=ttyS0,19200n8 root=/dev/sda4 rw rootwait";
0030 stdout-path = "uart0:19200n8";
0031 };
0032
0033 gpio_keys {
0034 compatible = "gpio-keys";
0035
0036 button-esc {
0037 debounce-interval = <100>;
0038 wakeup-source;
0039 linux,code = <KEY_ESC>;
0040 label = "reset";
0041 gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
0042 };
0043 };
0044
0045 leds {
0046 compatible = "gpio-leds";
0047 led-power {
0048 label = "dns313:blue:power";
0049 gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
0050 default-state = "on";
0051 linux,default-trigger = "heartbeat";
0052 };
0053 led-disk-blue {
0054 label = "dns313:blue:disk";
0055 gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
0056 default-state = "off";
0057 };
0058 led-disk-green {
0059 label = "dns313:green:disk";
0060 gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
0061 default-state = "off";
0062 linux,default-trigger = "disk-read";
0063 };
0064 led-disk-red {
0065 label = "dns313:red:disk";
0066 gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
0067 default-state = "off";
0068 linux,default-trigger = "disk-write";
0069 };
0070 };
0071
0072 /*
0073 * This is a ADDA AD0405GB-G73 fan @3000 and 6000 RPM.
0074 */
0075 fan0: gpio-fan {
0076 compatible = "gpio-fan";
0077 gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>,
0078 <&gpio0 12 GPIO_ACTIVE_HIGH>;
0079 gpio-fan,speed-map = <0 0>, <3000 1>, <6000 2>;
0080 #cooling-cells = <2>;
0081 };
0082
0083
0084 /* Global Mixed-Mode Technology G751 mounted on GPIO I2C */
0085 i2c {
0086 compatible = "i2c-gpio";
0087 sda-gpios = <&gpio0 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
0088 scl-gpios = <&gpio0 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
0089 #address-cells = <1>;
0090 #size-cells = <0>;
0091
0092 g751: temperature-sensor@48 {
0093 compatible = "gmt,g751";
0094 reg = <0x48>;
0095 #thermal-sensor-cells = <0>;
0096 };
0097 };
0098
0099 thermal-zones {
0100 chassis-thermal {
0101 /* Poll every 20 seconds */
0102 polling-delay = <20000>;
0103 /* Poll every 2nd second when cooling */
0104 polling-delay-passive = <2000>;
0105
0106 thermal-sensors = <&g751>;
0107
0108 /* Tripping points from the fan.script in the rootfs */
0109 trips {
0110 chassis_alert0: chassis-alert0 {
0111 /* At 43 degrees turn on low speed */
0112 temperature = <43000>;
0113 hysteresis = <3000>;
0114 type = "active";
0115 };
0116 chassis_alert1: chassis-alert1 {
0117 /* At 47 degrees turn on high speed */
0118 temperature = <47000>;
0119 hysteresis = <3000>;
0120 type = "active";
0121 };
0122 chassis_crit: chassis-crit {
0123 /* Just shut down at 60 degrees */
0124 temperature = <60000>;
0125 hysteresis = <2000>;
0126 type = "critical";
0127 };
0128 };
0129
0130 cooling-maps {
0131 map0 {
0132 trip = <&chassis_alert0>;
0133 cooling-device = <&fan0 1 1>;
0134 };
0135 map1 {
0136 trip = <&chassis_alert1>;
0137 cooling-device = <&fan0 2 2>;
0138 };
0139 };
0140 };
0141 };
0142
0143 mdio0: mdio {
0144 compatible = "virtual,mdio-gpio";
0145 /* Uses MDC and MDIO */
0146 gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */
0147 <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */
0148 #address-cells = <1>;
0149 #size-cells = <0>;
0150
0151 /* This is a Realtek RTL8211B Gigabit ethernet transceiver */
0152 phy0: ethernet-phy@1 {
0153 reg = <1>;
0154 device_type = "ethernet-phy";
0155 };
0156 };
0157
0158 soc {
0159 flash@30000000 {
0160 /*
0161 * This is a Eon EN29LV400AB 512 KiB flash with
0162 * three partitions.
0163 */
0164 compatible = "cortina,gemini-flash", "jedec-flash";
0165 status = "okay";
0166 reg = <0x30000000 0x00080000>;
0167
0168 /*
0169 * This "RedBoot" is the Storlink derivative.
0170 */
0171 partition@0 {
0172 label = "RedBoot";
0173 reg = <0x00000000 0x00040000>;
0174 read-only;
0175 };
0176 partition@40000 {
0177 label = "MTD1";
0178 reg = <0x00040000 0x00020000>;
0179 read-only;
0180 };
0181 partition@60000 {
0182 label = "MTD2";
0183 reg = <0x00060000 0x00020000>;
0184 read-only;
0185 };
0186 };
0187
0188 syscon: syscon@40000000 {
0189 pinctrl {
0190 /*
0191 */
0192 gpio0_default_pins: pinctrl-gpio0 {
0193 mux {
0194 function = "gpio0";
0195 groups =
0196 /* Used by LEDs conflicts ICE */
0197 "gpio0bgrp",
0198 /* Used by ? conflicts ICE */
0199 "gpio0cgrp",
0200 /*
0201 * Used by fan & G751, conflicts LPC,
0202 * UART modem lines, SSP
0203 */
0204 "gpio0egrp",
0205 /* Used by G751 */
0206 "gpio0fgrp",
0207 /* Used by MDIO */
0208 "gpio0igrp";
0209 };
0210 };
0211 gpio1_default_pins: pinctrl-gpio1 {
0212 mux {
0213 function = "gpio1";
0214 /* Used by "reset" button */
0215 groups = "gpio1dgrp";
0216 };
0217 };
0218 pinctrl-gmii {
0219 mux {
0220 function = "gmii";
0221 groups = "gmii_gmac0_grp";
0222 };
0223 /*
0224 * In the vendor Linux tree, these values are set for the C3
0225 * version of the SL3512 ASIC with the comment "benson suggest"
0226 */
0227 conf0 {
0228 pins = "R8 GMAC0 RXDV", "U11 GMAC1 RXDV";
0229 skew-delay = <0>;
0230 };
0231 conf1 {
0232 pins = "T8 GMAC0 RXC";
0233 skew-delay = <10>;
0234 };
0235 conf2 {
0236 pins = "T11 GMAC1 RXC";
0237 skew-delay = <15>;
0238 };
0239 conf3 {
0240 pins = "P8 GMAC0 TXEN", "V11 GMAC1 TXEN";
0241 skew-delay = <7>;
0242 };
0243 conf4 {
0244 pins = "V7 GMAC0 TXC", "P10 GMAC1 TXC";
0245 skew-delay = <10>;
0246 };
0247 conf5 {
0248 /* The data lines all have default skew */
0249 pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1",
0250 "P9 GMAC0 RXD2", "R9 GMAC0 RXD3",
0251 "R11 GMAC1 RXD0", "P11 GMAC1 RXD1",
0252 "V12 GMAC1 RXD2", "U12 GMAC1 RXD3",
0253 "R10 GMAC1 TXD0", "T10 GMAC1 TXD1",
0254 "U10 GMAC1 TXD2", "V10 GMAC1 TXD3";
0255 skew-delay = <7>;
0256 };
0257 conf6 {
0258 pins = "U7 GMAC0 TXD0", "T7 GMAC0 TXD1",
0259 "R7 GMAC0 TXD2", "P7 GMAC0 TXD3";
0260 skew-delay = <5>;
0261 };
0262 /* Set up drive strength on GMAC0 to 16 mA */
0263 conf7 {
0264 groups = "gmii_gmac0_grp";
0265 drive-strength = <16>;
0266 };
0267 };
0268 };
0269 };
0270
0271 sata: sata@46000000 {
0272 /* The ROM uses this muxmode */
0273 cortina,gemini-ata-muxmode = <0>;
0274 cortina,gemini-enable-sata-bridge;
0275 status = "okay";
0276 };
0277
0278 gpio0: gpio@4d000000 {
0279 pinctrl-names = "default";
0280 pinctrl-0 = <&gpio0_default_pins>;
0281 };
0282
0283 gpio1: gpio@4e000000 {
0284 pinctrl-names = "default";
0285 pinctrl-0 = <&gpio1_default_pins>;
0286 };
0287
0288 ethernet@60000000 {
0289 status = "okay";
0290
0291 ethernet-port@0 {
0292 phy-mode = "rgmii";
0293 phy-handle = <&phy0>;
0294 };
0295 ethernet-port@1 {
0296 /* Not used in this platform */
0297 };
0298 };
0299
0300 ide@63000000 {
0301 status = "okay";
0302 };
0303 };
0304 };
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