openwrt/target/linux/apm821xx/dts/netgear-wndr4700.dts
Christian Lamparter 0e841fd4a2 apm821xx: remove broken PCIe MSI support
These never worked and upstream is in the process of removing
them as well. Legacy PCI interrupt signaling is still working
as before.

Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
2021-12-27 13:55:10 +01:00

517 lines
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// SPDX-License-Identifier: GPL-2.0-only
/*
* Device Tree Source for Netgear WNDR4700/WNDR4720 Series
*
* Copyright 2008 DENX Software Engineering, Stefan Roese <sr@denx.de>
*/
/dts-v1/;
#include <dt-bindings/thermal/thermal.h>
#include <dt-bindings/leds/common.h>
#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 76>;
};
map2 {
trip = <&cpu_alert2>;
cooling-device = <&fan0 77 101>;
};
map3 {
trip = <&cpu_alert3>;
cooling-device = <&fan0 102 147>;
};
map4 {
trip = <&cpu_alert4>;
cooling-device = <&fan0 148 207>;
};
map5 {
trip = <&cpu_alert5>;
cooling-device = <&fan0 208 231>;
};
map6 {
trip = <&cpu_alert6>;
cooling-device =<&fan0 232 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";
};
&EBC0 {
ndfc: ndfc@1,0 {
status = "okay";
/* 128 MiB Nand Flash */
nand {
nand-is-boot-medium;
partition@0 {
label = "uboot";
reg = <0x00000000 0x00180000>;
read-only;
};
partition@180000 {
label = "kernel";
reg = <0x00180000 0x00380000>;
/*
* device-tree is @ 0x00180000 - 0x001fffff
* kernel starts from 0x200000.
* this is coded into netgear's u-boot.
*
* this partition will also contain a
* fake/empty rootfs at the end to fool
* Netgear's uboot rootfs integrety checks.
*/
};
partition@500000 {
label = "ubi";
reg = <0x00500000 0x014e0000>;
};
/*
* 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;
};
};
};
};
&UART0 {
status = "okay";
};
&GPIO0 {
status = "okay";
};
&IIC0 {
status = "okay";
fan0: fan@1b {
compatible = "microchip,tc654";
reg = <0x1b>;
cooling-min-level = <0>;
cooling-max-level = <255>;
#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";
reset {
label = "Reset button";
gpios = <&GPIO0 15 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
interrupt-parent = <&UIC1>;
interrupts = <0x14 IRQ_TYPE_EDGE_FALLING>;
debounce-interval = <60>;
};
backup_hd {
label = "Backup HD button";
gpios = <&GPIO0 19 GPIO_ACTIVE_LOW>;
linux,code = <BTN_0>;
interrupt-parent = <&UIC1>;
interrupts = <0x1e IRQ_TYPE_EDGE_FALLING>;
debounce-interval = <60>;
};
rfkill {
label = "RFKILL button";
gpios = <&GPIO0 20 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RFKILL>;
interrupt-parent = <&UIC1>;
interrupts = <0x1f IRQ_TYPE_EDGE_FALLING>;
debounce-interval = <60>;
};
wps {
label = "WPS button";
gpios = <&GPIO0 23 GPIO_ACTIVE_LOW>;
linux,code = <KEY_WPS_BUTTON>;
interrupt-parent = <&UIC2>;
interrupts = <0x19 IRQ_TYPE_EDGE_FALLING>;
debounce-interval = <60>;
};
};
leds {
compatible = "gpio-leds";
led-0 {
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_POWER;
gpios = <&GPIO0 8 GPIO_ACTIVE_HIGH>;
};
led-1 {
color = <LED_COLOR_ID_AMBER>;
function = LED_FUNCTION_FAULT;
gpios = <&GPIO0 9 GPIO_ACTIVE_LOW>;
panic-indicator;
};
led-2 {
color = <LED_COLOR_ID_BLUE>;
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 = <LED_COLOR_ID_WHITE>;
function = LED_FUNCTION_INDICATOR;
gpios = <&GPIO0 11 GPIO_ACTIVE_HIGH>;
};
led-4 {
color = <LED_COLOR_ID_YELLOW>;
function = LED_FUNCTION_WAN;
gpios = <&GPIO0 3 GPIO_ACTIVE_HIGH>;
};
led-5 {
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_WAN;
gpios = <&GPIO0 12 GPIO_ACTIVE_HIGH>;
};
led-6 {
color = <LED_COLOR_ID_GREEN>;
function = LED_FUNCTION_DISK;
gpios = <&GPIO0 14 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "disk-activity";
};
led-7 {
color = <LED_COLOR_ID_RED>;
function = LED_FUNCTION_DISK_ERR;
gpios = <&GPIO0 17 GPIO_ACTIVE_HIGH>;
};
led-8 {
color = <LED_COLOR_ID_BLUE>;
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 */
qca,no-eeprom;
/* wifi CAL & MAC is stored in nvram */
/*
* 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 */
qca,no-eeprom;
/* wifi CAL & MAC is stored in nvram */
};
};
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>;
};
};
};
};
};
};