// SPDX-License-Identifier: GPL-2.0-only /* * Device Tree Source for Netgear WNDR4700/WNDR4720 Series * * Copyright 2008 DENX Software Engineering, Stefan Roese */ /dts-v1/; #include #include #include "apm82181.dtsi" / { model = "Netgear WNDR4700/WNDR4720 Series"; compatible = "netgear,wndr4700", "apm,bluestone"; aliases { serial0 = &UART0; }; chosen { stdout-path = "/plb/opb/serial@ef600300:115200n8"; }; thermal-zones { cpu_thermal: cpu-thermal { polling-delay-passive = <10000>; /* milliseconds */ polling-delay = <20000>; /* milliseconds */ thermal-sensors = <&temp0 1>; /* * REVISIT: * * Add the <&drive_temp>; sensor there and wire up * the coefficients = <1 1>; property. * * Note: The kernel does not yet support more than * one sensor (see of_thermal.c's function: * thermal_of_build_thermal_zon()). Once this is * implemented. */ trips { /* * Once the thermal governers are a bit smarter * and do hysteresis properly, we can disable * the fan when the HDD and CPU has < 39 C. */ cpu_alert0: board-alert0 { temperature = <25000>; hysteresis = <2000>; type = "active"; }; cpu_alert1: cpu-alert1 { temperature = <27000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ type = "active"; }; cpu_alert2: cpu-alert2 { temperature = <65000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ type = "active"; }; cpu_alert3: cpu-alert3 { temperature = <70000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ type = "active"; }; cpu_alert4: cpu-alert4 { temperature = <75000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ type = "active"; }; cpu_alert5: cpu-alert5 { temperature = <80000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ type = "active"; }; cpu_alert6: cpu-alert6 { temperature = <85000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ type = "active"; }; cpu_crit: cpu-crit { temperature = <90000>; /* millicelsius */ hysteresis = <2000>; /* millicelsius */ type = "critical"; }; }; cooling-maps { map0 { trip = <&cpu_alert0>; cooling-device = <&fan0 THERMAL_NO_LIMIT 0>; }; map1 { trip = <&cpu_alert1>; cooling-device = <&fan0 1 1>; }; map2 { trip = <&cpu_alert2>; cooling-device = <&fan0 2 4>; }; map3 { trip = <&cpu_alert3>; cooling-device = <&fan0 4 8>; }; map4 { trip = <&cpu_alert4>; cooling-device = <&fan0 9 12>; }; map5 { trip = <&cpu_alert5>; cooling-device = <&fan0 13 15>; }; map6 { trip = <&cpu_alert6>; cooling-device =<&fan0 16 THERMAL_NO_LIMIT>; }; }; }; }; }; &CRYPTO { status = "okay"; }; &PKA { status = "okay"; }; &TRNG { status = "okay"; }; &SATA1 { status = "okay"; /* * This drive may have a temperature sensor with a * thermal zone we can use for thermal control of the * chassis temperature using the fan. */ drive_temp: sata-port@0 { reg = <0>; #thermal-sensor-cells = <0>; }; }; &USBOTG0 { status = "okay"; dr_mode = "host"; }; &ndfc { status = "okay"; /* 128 MiB Nand Flash */ nand { nand-is-boot-medium; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "uboot"; reg = <0x00000000 0x00180000>; compatible = "fixed-partitions"; read-only; partition@40000 { label = "u-boot-env-main"; compatible = "u-boot,env-redundant-count"; reg = <0x00040000 0x20000>; /* one block is 128k */ read-only; }; /* * Causes u_boot_env: probe of 4e4000000.ndfc:nand:partitions:partition@0:partition@60000 * failed with error -17 * * partition@60000 { * label = "u-boot-env-redundant"; * compatible = "u-boot,env-redundant-count"; * reg = <0x00060000 0x20000>; * read-only; * }; */ }; partition@180000 { label = "firmware"; reg = <0x00180000 0x01860000>; compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "kernel"; reg = <0x00000000 0x00480000>; compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; /* * device-tree is @ 0x00180000 - 0x0019ffff * kernel starts from 0x20000. * this is coded into netgear's u-boot. */ partition@0 { label = "dtb"; reg = <0x00000000 0x20000>; }; /* * this partition will also contain a * fake/empty rootfs at the end to fool * Netgear's uboot rootfs integrety checks. */ }; partition@480000 { label = "ubi"; reg = <0x00480000 0x013e0000>; }; }; /* * Netgear's u-boot in the fw_recovery mode (can be * triggered by holding the reset button, or if * "bootm" fails) will not flash past this point * (= 0x19E0000). */ partition@19e0000 { label = "config"; reg = <0x019e0000 0x00080000>; read-only; }; partition@1a60000 { label = "pot"; reg = <0x01a60000 0x00080000>; read-only; }; partition@1ae0000 { label = "traffic_meter"; reg = <0x01ae0000 0x00300000>; read-only; }; partition@1de0000 { label = "language"; reg = <0x01de0000 0x001c0000>; read-only; }; partition@1fa0000 { label = "ecos"; reg = <0x01fa0000 0x06020000>; read-only; }; partition@7fc0000 { label = "wifi_data"; reg = <0x07fc0000 0x00040000>; read-only; nvmem-layout { compatible = "fixed-layout"; #address-cells = <1>; #size-cells = <1>; macaddr_wifi_0: macaddr@0 { reg = <0x0 0x6>; }; macaddr_wifi_c: macaddr@c { reg = <0xc 0x6>; }; calibration_wifi_1000: calibration@1000 { reg = <0x1000 0x440>; }; calibration_wifi_5000: calibration@5000 { reg = <0x5000 0x440>; }; }; }; }; }; }; &UART0 { status = "okay"; }; &GPIO0 { status = "okay"; }; &IIC0 { status = "okay"; fan0: fan@1b { compatible = "microchip,tc654"; reg = <0x1b>; #cooling-cells = <2>; /* min followed by max */ gpios = <&GPIO0 16 GPIO_ACTIVE_LOW>; /* fan status */ alarm-gpios = <&GPIO0 5 GPIO_ACTIVE_LOW>; /* fault */ interrupt-parent = <&UIC3>; interrupts = <0x16 IRQ_TYPE_EDGE_FALLING>; /* fault */ }; temp0: temp@4d { compatible = "gmt,g781"; reg = <0x4d>; #thermal-sensor-cells = <1>; /* * The LM90 has two sensors: * temp0 -> internal to LM90 * temp1 -> external NTC near CPU */ }; }; &EMAC0 { status = "okay"; phy-handle = <&phy0>; fifo-entry-size = <10>; mdio { #address-cells = <1>; #size-cells = <0>; phy0: ethernet-phy@0 { device_type = "ethernet-phy"; reg = <0>; qca,mib-poll-interval = <500>; qca,ar8327-initvals = < 0x0010 0x40000000 0x0624 0x007f7f7f 0x0004 0x07a00000 /* PAD0_MODE */ 0x000c 0x01000000 /* PAD6_MODE */ 0x007c 0x0000007e /* PORT0_STATUS */ >; }; }; }; &POB0 { keys { compatible = "gpio-keys"; button-restart { label = "Reset button"; gpios = <&GPIO0 15 GPIO_ACTIVE_LOW>; linux,code = ; interrupt-parent = <&UIC1>; interrupts = <0x14 IRQ_TYPE_EDGE_FALLING>; debounce-interval = <60>; }; button-backup_hd { label = "Backup HD button"; gpios = <&GPIO0 19 GPIO_ACTIVE_LOW>; linux,code = ; interrupt-parent = <&UIC1>; interrupts = <0x1e IRQ_TYPE_EDGE_FALLING>; debounce-interval = <60>; }; button-rfkill { label = "RFKILL button"; gpios = <&GPIO0 20 GPIO_ACTIVE_LOW>; linux,code = ; interrupt-parent = <&UIC1>; interrupts = <0x1f IRQ_TYPE_EDGE_FALLING>; debounce-interval = <60>; }; button-wps { label = "WPS button"; gpios = <&GPIO0 23 GPIO_ACTIVE_LOW>; linux,code = ; interrupt-parent = <&UIC2>; interrupts = <0x19 IRQ_TYPE_EDGE_FALLING>; debounce-interval = <60>; }; }; leds { compatible = "gpio-leds"; led-0 { color = ; function = LED_FUNCTION_POWER; gpios = <&GPIO0 8 GPIO_ACTIVE_HIGH>; }; led-1 { color = ; function = LED_FUNCTION_FAULT; gpios = <&GPIO0 9 GPIO_ACTIVE_LOW>; panic-indicator; }; led-2 { color = ; function = LED_FUNCTION_USB; gpios = <&GPIO0 10 GPIO_ACTIVE_HIGH>; trigger-sources = <&usb2_port 1>, <&usb2_port 2>, <&usb3_port 1>, <&usb3_port 2>; linux,default-trigger = "usbport"; }; led-3 { color = ; function = LED_FUNCTION_INDICATOR; gpios = <&GPIO0 11 GPIO_ACTIVE_HIGH>; }; led-4 { color = ; function = LED_FUNCTION_WAN; gpios = <&GPIO0 3 GPIO_ACTIVE_HIGH>; }; led-5 { color = ; function = LED_FUNCTION_WAN; gpios = <&GPIO0 12 GPIO_ACTIVE_HIGH>; }; led-6 { color = ; function = LED_FUNCTION_DISK; gpios = <&GPIO0 14 GPIO_ACTIVE_HIGH>; linux,default-trigger = "disk-activity"; }; led-7 { color = ; function = LED_FUNCTION_DISK_ERR; gpios = <&GPIO0 17 GPIO_ACTIVE_HIGH>; }; led-8 { color = ; function = LED_FUNCTION_WLAN; gpios = <&GPIO0 18 GPIO_ACTIVE_HIGH>; linux,default-trigger = "phy0tpt"; }; }; }; &PCIE0 { status = "okay"; /* * relevant lspci topology: * * -+-[0000:40]---00.0-[41-7f]----00.0-[42-45]--+-02.0-[43]----00.0 * +-03.0-[44]----00.0 * \-04.0-[45]----00.0 * */ bridge@64,0 { reg = <0x00400000 0 0 0 0>; #address-cells = <3>; #size-cells = <2>; ranges; bridge@65,0 { /* IDT PES4T4 PCI Express Switch */ compatible = "pci111d,803a"; reg = <0x00410000 0 0 0 0>; #address-cells = <3>; #size-cells = <2>; ranges; bridge@66,2 { compatible = "pci111d,803a"; reg = <0x00421000 0 0 0 0>; #address-cells = <3>; #size-cells = <2>; ranges; wifi0: wifi@67,0 { /* Atheros AR9380 5GHz */ compatible = "pci168c,0030"; reg = <0x00430000 0 0 0 0>; interrupts = <3>; /* INTC */ nvmem-cell-names = "mac-address", "calibration"; nvmem-cells = <&macaddr_wifi_0>, <&calibration_wifi_1000>; /* * Because this was such a pain. * Here's the full device path: * pci0000:40/0000:40:00.0/0000:41:00.0/0000:42:02.0/0000:43:00.0 */ }; }; bridge@66,3 { compatible = "pci111d,803a"; reg = <0x00421800 0 0 0 0>; #address-cells = <3>; #size-cells = <2>; ranges; wifi1: wifi@68,0 { /* Atheros AR9381 2.4GHz */ compatible = "pci168c,0033"; reg = <0x00440000 0 0 0 0>; interrupts = <4>; /* INTD */ nvmem-cell-names = "mac-address", "calibration"; nvmem-cells = <&macaddr_wifi_c>, <&calibration_wifi_5000>; }; }; bridge@66,4 { compatible = "pci111d,803a"; reg = <0x00422000 0 0 0 0>; #address-cells = <3>; #size-cells = <2>; ranges; usb1: usb@69,0 { /* Renesas uPD720202 */ compatible = "pci1912,0015"; reg = <0x00450000 0 0 0 0>; interrupts = <1>; /* INTA */ #address-cells = <1>; #size-cells = <0>; usb2_port: port@1 { reg = <1>; #trigger-source-cells = <1>; }; usb3_port: port@2 { reg = <2>; #trigger-source-cells = <1>; }; }; }; }; }; };