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      1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
      2 /*
      3  * Device Tree file for D-Link DNS-327L
      4  *
      5  * Copyright (C) 2015, Andrew Andrianov <andrew (a] ncrmnt.org>
      6  */
      7 
      8 /* Remaining unsolved:
      9  * There's still some unknown device on i2c address 0x13
     10  */
     11 
     12 /dts-v1/;
     13 
     14 #include <dt-bindings/input/input.h>
     15 #include <dt-bindings/gpio/gpio.h>
     16 #include "armada-370.dtsi"
     17 
     18 / {
     19 	model = "D-Link DNS-327L";
     20 	compatible = "dlink,dns327l",
     21 		"marvell,armada370",
     22 		"marvell,armada-370-xp";
     23 
     24 	chosen {
     25 		stdout-path = &uart0;
     26 	};
     27 
     28 	memory@0 {
     29 		device_type = "memory";
     30 		reg = <0x00000000 0x20000000>; /* 512 MiB */
     31 	};
     32 
     33 	soc {
     34 		ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000
     35 			MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000
     36 			MBUS_ID(0x09, 0x01) 0 0xf1100000 0x10000>;
     37 
     38 		internal-regs {
     39 			sata@a0000 {
     40 				nr-ports = <2>;
     41 				status = "okay";
     42 			};
     43 
     44 			usb@50000 {
     45 				status = "okay";
     46 			};
     47 		};
     48 	};
     49 
     50 	gpio-keys {
     51 		compatible = "gpio-keys";
     52 		pinctrl-0 = <
     53 			&backup_button_pin
     54 			&power_button_pin
     55 			&reset_button_pin>;
     56 		pinctrl-names = "default";
     57 
     58 		power-button {
     59 			label = "Power Button";
     60 			linux,code = <KEY_POWER>;
     61 			gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
     62 		};
     63 
     64 		backup-button {
     65 			label = "Backup Button";
     66 			linux,code = <KEY_COPY>;
     67 			gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
     68 		};
     69 
     70 		reset-button {
     71 			label = "Reset Button";
     72 			linux,code = <KEY_RESTART>;
     73 			gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
     74 		};
     75 	};
     76 
     77 	gpio-leds {
     78 		compatible = "gpio-leds";
     79 		pinctrl-0 = <
     80 			&sata_l_amber_pin
     81 			&sata_r_amber_pin
     82 			&backup_led_pin
     83 			/* Ensure these are managed by hardware */
     84 			&sata_l_white_pin
     85 			&sata_r_white_pin>;
     86 
     87 		pinctrl-names = "default";
     88 
     89 		sata-r-amber-pin {
     90 			label = "dns327l:amber:sata-r";
     91 			gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
     92 			default-state = "keep";
     93 		};
     94 
     95 		sata-l-amber-pin {
     96 			label = "dns327l:amber:sata-l";
     97 			gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
     98 			default-state = "keep";
     99 		};
    100 
    101 		backup-led-pin {
    102 			label = "dns327l:white:usb";
    103 			gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
    104 			default-state = "keep";
    105 		};
    106 	};
    107 
    108 	regulators {
    109 		compatible = "simple-bus";
    110 		#address-cells = <1>;
    111 		#size-cells = <0>;
    112 
    113 		usb_power: regulator@1 {
    114 			compatible = "regulator-fixed";
    115 			reg = <1>;
    116 			pinctrl-0 = <&xhci_pwr_pin>;
    117 			pinctrl-names = "default";
    118 			regulator-name = "USB3.0 Port Power";
    119 			regulator-min-microvolt = <5000000>;
    120 			regulator-max-microvolt = <5000000>;
    121 			enable-active-high;
    122 			regulator-boot-on;
    123 			regulator-always-on;
    124 			gpio = <&gpio0 13 GPIO_ACTIVE_HIGH>;
    125 		};
    126 
    127 		sata_r_power: regulator@2 {
    128 			compatible = "regulator-fixed";
    129 			reg = <2>;
    130 			pinctrl-0 = <&sata_r_pwr_pin>;
    131 			pinctrl-names = "default";
    132 			regulator-name = "SATA-R Power";
    133 			regulator-min-microvolt = <5000000>;
    134 			regulator-max-microvolt = <5000000>;
    135 			startup-delay-us = <2000000>;
    136 			enable-active-high;
    137 			regulator-always-on;
    138 			regulator-boot-on;
    139 			gpio = <&gpio1 22 GPIO_ACTIVE_HIGH>;
    140 		};
    141 
    142 		sata_l_power: regulator@3 {
    143 			compatible = "regulator-fixed";
    144 			reg = <3>;
    145 			pinctrl-0 = <&sata_l_pwr_pin>;
    146 			pinctrl-names = "default";
    147 			regulator-name = "SATA-L Power";
    148 			regulator-min-microvolt = <5000000>;
    149 			regulator-max-microvolt = <5000000>;
    150 			startup-delay-us = <4000000>;
    151 			enable-active-high;
    152 			regulator-always-on;
    153 			regulator-boot-on;
    154 			gpio = <&gpio1 24 GPIO_ACTIVE_HIGH>;
    155 		};
    156 	};
    157 };
    158 
    159 &pciec {
    160 	status = "okay";
    161 
    162 	pcie@1,0 {
    163 		/* Port 0, Lane 0 */
    164 		status = "okay";
    165 	};
    166 
    167 	pcie@2,0 {
    168 		/* Port 1, Lane 0 */
    169 		status = "okay";
    170 	};
    171 };
    172 
    173 &pinctrl {
    174 	sata_l_white_pin: sata-l-white-pin {
    175 		marvell,pins = "mpp57";
    176 		marvell,function = "sata0";
    177 	};
    178 
    179 	sata_r_white_pin: sata-r-white-pin {
    180 		marvell,pins = "mpp55";
    181 		marvell,function = "sata1";
    182 	};
    183 
    184 	sata_r_amber_pin: sata-r-amber-pin {
    185 		marvell,pins = "mpp52";
    186 		marvell,function = "gpio";
    187 	};
    188 
    189 	sata_l_amber_pin: sata-l-amber-pin {
    190 		marvell,pins = "mpp53";
    191 		marvell,function = "gpio";
    192 	};
    193 
    194 	backup_led_pin: backup-led-pin {
    195 		marvell,pins = "mpp61";
    196 		marvell,function = "gpo";
    197 	};
    198 
    199 	xhci_pwr_pin: xhci-pwr-pin {
    200 		marvell,pins = "mpp13";
    201 		marvell,function = "gpio";
    202 	};
    203 
    204 	sata_r_pwr_pin: sata-r-pwr-pin {
    205 		marvell,pins = "mpp54";
    206 		marvell,function = "gpio";
    207 	};
    208 
    209 	sata_l_pwr_pin: sata-l-pwr-pin {
    210 		marvell,pins = "mpp56";
    211 		marvell,function = "gpio";
    212 	};
    213 
    214 	uart1_pins: uart1-pins {
    215 		marvell,pins = "mpp60", "mpp61";
    216 		marvell,function = "uart1";
    217 	};
    218 
    219 	power_button_pin: power-button-pin {
    220 		marvell,pins = "mpp65";
    221 		marvell,function = "gpio";
    222 	};
    223 
    224 	backup_button_pin: backup-button-pin {
    225 		marvell,pins = "mpp63";
    226 		marvell,function = "gpio";
    227 	};
    228 
    229 	reset_button_pin: reset-button-pin {
    230 		marvell,pins = "mpp64";
    231 		marvell,function = "gpio";
    232 	};
    233 };
    234 
    235 /* Serial console */
    236 &uart0 {
    237 	status = "okay";
    238 };
    239 
    240 /* Connected to Weltrend MCU */
    241 &uart1 {
    242 	pinctrl-0 = <&uart1_pins>;
    243 	pinctrl-names = "default";
    244 	status = "okay";
    245 };
    246 
    247 &mdio {
    248 	phy0: ethernet-phy@0 { /* Marvell 88E1318 */
    249 		reg = <0>;
    250 		marvell,reg-init = <0x2 0x19 0x0 0x0077>,
    251 				   <0x2 0x18 0x0 0x5747>;
    252 	};
    253 };
    254 
    255 &eth1 {
    256 	phy = <&phy0>;
    257 	phy-mode = "rgmii-id";
    258 	status = "okay";
    259 };
    260 
    261 &i2c0 {
    262 	compatible = "marvell,mv64xxx-i2c";
    263 	clock-frequency = <100000>;
    264 	status = "okay";
    265 };
    266 
    267 &nand_controller {
    268 	status = "okay";
    269 
    270 	nand@0 {
    271 		reg = <0>;
    272 		label = "pxa3xx_nand-0";
    273 		nand-rb = <0>;
    274 		marvell,nand-keep-config;
    275 		nand-on-flash-bbt;
    276 		nand-ecc-strength = <4>;
    277 		nand-ecc-step-size = <512>;
    278 
    279 		partitions {
    280 			compatible = "fixed-partitions";
    281 			#address-cells = <1>;
    282 			#size-cells = <1>;
    283 
    284 			partition@0 {
    285 				label = "u-boot";
    286 				/* 1.0 MiB */
    287 				reg = <0x0000000 0x100000>;
    288 				read-only;
    289 			};
    290 
    291 			partition@100000 {
    292 				label = "u-boot-env";
    293 				/* 128 KiB */
    294 				reg = <0x100000 0x20000>;
    295 				read-only;
    296 			};
    297 
    298 			partition@120000 {
    299 				label = "uImage";
    300 				/* 7 MiB */
    301 				reg = <0x120000 0x700000>;
    302 			};
    303 
    304 			partition@820000 {
    305 				label = "ubifs";
    306 				/* ~ 84 MiB */
    307 				reg = <0x820000 0x54e0000>;
    308 			};
    309 
    310 			/* Hardcoded into stock bootloader */
    311 			partition@5d00000 {
    312 				label = "failsafe-uImage";
    313 				/* 5 MiB */
    314 				reg = <0x5d00000 0x500000>;
    315 			};
    316 
    317 			partition@6200000 {
    318 				label = "failsafe-fs";
    319 				/* 29 MiB */
    320 				reg = <0x6200000 0x1d00000>;
    321 			};
    322 
    323 			partition@7f00000 {
    324 				label = "bbt";
    325 				/* 1 MiB for BBT */
    326 				reg = <0x7f00000 0x100000>;
    327 			};
    328 		};
    329 	};
    330 };
    331