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// SPDX-License-Identifier: GPL-
2.
0+
/*
* Turris
1.x Device Tree Source
*
* Copyright
2013 -
2022 CZ.NIC z.s.p.o. (
http://www.nic.cz/)
*
* Pinout, Schematics and Altium hardware design files are open source
* and available at:
https://docs.turris.cz/hw/turris-1x/turris-
1x/
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/leds/common.h>
/include/ "fsl/p2020si-pre.dtsi"
/ {
model = "Turris
1.x";
compatible = "cznic,turris1x";
aliases {
ethernet0 = &enet0;
ethernet1 = &enet1;
ethernet2 = &enet2;
serial0 = &serial0;
serial1 = &serial1;
pci0 = &pci0;
pci1 = &pci1;
pci2 = &pci2;
spi0 = &spi0;
};
memory {
device_type = "memory";
};
soc: soc@ffe00000 {
ranges = <
0x0
0x0
0xffe00000
0x00100000>;
i2c@
3000 {
/* PCA9557PW GPIO controller for boot config */
gpio-controller@
18 {
compatible = "nxp,pca9557";
label = "bootcfg";
reg = <
0x18>;
#gpio-cells = <
2>;
gpio-controller;
polarity = <
0x00>;
};
/* STM32F030R8T6 MCU for power control */
power-control@
2a {
/*
* Turris Power Control firmware runs on STM32F0 MCU.
* This firmware is open source and available at:
*
https://gitlab.nic.cz/turris/hw/turris_power_control
*/
reg = <
0x2a>;
};
/* DDR3 SPD/EEPROM PSWP instruction */
eeprom@
32 {
reg = <
0x32>;
};
/* SA56004ED temperature control */
temperature-sensor@
4c {
compatible = "nxp,sa56004";
reg = <
0x4c>;
interrupt-parent = <&gpio>;
interrupts = <
12 IRQ_TYPE_LEVEL_LOW>, /* GPIO12 - ALERT pin */
<
13 IRQ_TYPE_LEVEL_LOW>; /* GPIO13 - CRIT pin */
#address-cells = <
1>;
#size-cells = <
0>;
/* Local temperature sensor (SA56004ED internal) */
channel@
0 {
reg = <
0>;
label = "board";
};
/* Remote temperature sensor (D+/D- connected to P2020 CPU Temperature Diode) */
channel@
1 {
reg = <
1>;
label = "cpu";
};
};
/* DDR3 SPD/EEPROM */
eeprom@
52 {
compatible = "atmel,spd";
reg = <
0x52>;
};
/* MCP79402-I/ST Protected EEPROM */
eeprom@
57 {
reg = <
0x57>;
};
/* ATSHA204-TH-DA-T crypto module */
crypto@
64 {
compatible = "atmel,atsha204";
reg = <
0x64>;
};
/* IDT6V49205BNLGI clock generator */
clock-generator@
69 {
compatible = "idt,
6v49205b";
reg = <
0x69>;
};
/* MCP79402-I/ST RTC */
rtc@
6f {
compatible = "microchip,mcp7940x";
reg = <
0x6f>;
interrupt-parent = <&gpio>;
interrupts = <
14 0>; /* GPIO14 - MFP pin */
};
};
/* SPI on connector P1 */
spi0: spi@
7000 {
};
gpio: gpio-controller@fc00 {
#interrupt-cells = <
2>;
interrupt-controller;
};
/* Connected to SMSC USB2412-DZK
2-Port USB
2.
0 Hub Controller */
usb@
22000 {
phy_type = "ulpi";
dr_mode = "host";
};
enet0: ethernet@
24000 {
/* Connected to port
6 of QCA8337N-AL3C switch */
phy-connection-type = "rgmii-id";
fixed-link {
speed = <
1000>;
full-duplex;
};
};
mdio@
24520 {
/* KSZ9031RNXCA ethernet phy for WAN port */
phy: ethernet-phy@
7 {
interrupts = <
3 1 0 0>;
reg = <
0x7>;
};
/* QCA8337N-AL3C switch with integrated ethernet PHYs for LAN ports */
switch@
10 {
compatible = "qca,qca8337";
interrupts = <
2 1 0 0>;
reg = <
0x10>;
ports {
#address-cells = <
1>;
#size-cells = <
0>;
port@
0 {
reg = <
0>;
label = "cpu";
ethernet = <&enet1>;
phy-mode = "rgmii-id";
fixed-link {
speed = <
1000>;
full-duplex;
};
};
port@
1 {
reg = <
1>;
label = "lan5";
};
port@
2 {
reg = <
2>;
label = "lan4";
};
port@
3 {
reg = <
3>;
label = "lan3";
};
port@
4 {
reg = <
4>;
label = "lan2";
};
port@
5 {
reg = <
5>;
label = "lan1";
};
port@
6 {
reg = <
6>;
label = "cpu";
ethernet = <&enet0>;
phy-mode = "rgmii-id";
fixed-link {
speed = <
1000>;
full-duplex;
};
};
};
};
};
ptp_clock@
24e00 {
fsl,tclk-period = <
5>;
fsl,tmr-prsc = <
200>;
fsl,tmr-add = <
0xcccccccd>;
fsl,tmr-fiper1 = <
0x3b9ac9fb>;
fsl,tmr-fiper2 = <
0x0001869b>;
fsl,max-adj = <
249999999>;
};
enet1: ethernet@
25000 {
/* Connected to port
0 of QCA8337N-AL3C switch */
phy-connection-type = "rgmii-id";
fixed-link {
speed = <
1000>;
full-duplex;
};
};
mdio@
25520 {
status = "disabled";
};
enet2: ethernet@
26000 {
/* Connected to KSZ9031RNXCA ethernet phy (WAN port) */
label = "wan";
phy-handle = <&phy>;
phy-connection-type = "rgmii-id";
};
mdio@
26520 {
status = "disabled";
};
sdhc@
2e000 {
bus-width = <
4>;
cd-gpios = <&gpio
8 GPIO_ACTIVE_LOW>;
};
};
lbc: localbus@ffe05000 {
reg = <
0 0xffe05000
0 0x1000>;
ranges = <
0x0
0x0
0x0
0xef000000
0x01000000>, /* NOR */
<
0x1
0x0
0x0
0xff800000
0x00040000>, /* NAND */
<
0x3
0x0
0x0
0xffa00000
0x00020000>; /* CPLD */
/* S29GL128P90TFIR10 NOR */
nor@
0,
0 {
compatible = "cfi-flash";
reg = <
0x0
0x0
0x01000000>;
bank-width = <
2>;
device-width = <
1>;
partitions {
compatible = "fixed-partitions";
#address-cells = <
1>;
#size-cells = <
1>;
partition@
0 {
/*
128 kB for Device Tree Blob */
reg = <
0x00000000
0x00020000>;
label = "dtb";
};
partition@
20000 {
/*
1.
7 MB for Linux Kernel Image */
reg = <
0x00020000
0x001a0000>;
label = "kernel";
};
partition@
1c0000 {
/*
1.
5 MB for Rescue JFFS2 Root File System */
reg = <
0x001c0000
0x00180000>;
label = "rescue";
};
partition@
340000 {
/*
11 MB for TAR.XZ Archive with Factory content of NAND Root File System */
reg = <
0x00340000
0x00b00000>;
label = "factory";
};
partition@e40000 {
/*
768 kB for Certificates JFFS2 File System */
reg = <
0x00e40000
0x000c0000>;
label = "certificates";
};
/* free unused space
0x00f00000-
0x00f20000 */
partition@f20000 {
/*
128 kB for U-Boot Environment Variables */
reg = <
0x00f20000
0x00020000>;
label = "u-boot-env";
};
partition@f40000 {
/*
768 kB for U-Boot Bootloader Image */
reg = <
0x00f40000
0x000c0000>;
label = "u-boot";
};
};
};
/* MT29F2G08ABAEAWP:E NAND */
nand@
1,
0 {
compatible = "fsl,p2020-fcm-nand", "fsl,elbc-fcm-nand";
reg = <
0x1
0x0
0x00040000>;
nand-ecc-mode = "soft";
nand-ecc-algo = "bch";
partitions {
compatible = "fixed-partitions";
#address-cells = <
1>;
#size-cells = <
1>;
partition@
0 {
/*
256 MB for UBI with one volume: UBIFS Root File System */
reg = <
0x00000000
0x10000000>;
label = "rootfs";
};
};
};
/* LCMXO1200C-
3FTN256C FPGA */
cpld@
3,
0 {
/*
* Turris CPLD firmware which runs on this Lattice FPGA,
* is extended version of P1021RDB-PC CPLD v4.
1 firmware.
* It is backward compatible with its original version
* and the only extension is support for Turris LEDs.
* Turris CPLD firmware is open source and available at:
*
https://gitlab.nic.cz/turris/hw/turris_cpld/-/blob/master/CZ_NIC_Router_CPLD.v
*/
compatible = "cznic,turris1x-cpld", "fsl,p1021rdb-pc-cpld", "simple-bus", "syscon";
reg = <
0x3
0x0
0x30>;
#address-cells = <
1>;
#size-cells = <
1>;
ranges = <
0x0
0x3
0x0
0x00020000>;
/* MAX6370KA+T watchdog */
watchdog@
2 {
/*
* CPLD firmware maps SET0, SET1 and SET2
* input logic of MAX6370KA+T chip to CPLD
* memory space at byte offset
0x2. WDI
* input logic is outside of the CPLD and
* connected via external GPIO.
*/
compatible = "maxim,max6370";
reg = <
0x02
0x01>;
gpios = <&gpio
11 GPIO_ACTIVE_LOW>;
};
reboot@d {
/*
* CPLD firmware which manages system reset and
* watchdog registers has bugs. It does not
* autoclear system reset register after change
* and watchdog ignores reset line on immediate
* succeeding reset cycle triggered by watchdog.
* These bugs have to be workarounded in U-Boot
* bootloader. So use system reset via syscon as
* a last resort because older U-Boot versions
* do not have workaround for watchdog.
*
* Reset method via rstcr's global-utilities
* (the preferred one) has priority level
128,
* watchdog has priority level
0 and default
* syscon-reboot priority level is
192.
*
* So define syscon-reboot with custom priority
* level
64 (between rstcr and watchdog) because
* rstcr should stay as default preferred reset
* method and reset via watchdog is more broken
* than system reset via syscon.
*/
compatible = "syscon-reboot";
reg = <
0x0d
0x01>;
offset = <
0x0d>;
mask = <
0x01>;
value = <
0x01>;
priority = <
64>;
};
led-controller@
13 {
/*
* LEDs are controlled by CPLD firmware.
* All five LAN LEDs share common RGB settings
* and so it is not possible to set different
* colors on different LAN ports.
*/
compatible = "cznic,turris1x-leds";
reg = <
0x13
0x1d>;
#address-cells = <
1>;
#size-cells = <
0>;
multi-led@
0 {
reg = <
0x0>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_WAN;
};
multi-led@
1 {
reg = <
0x1>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_LAN;
function-enumerator = <
5>;
};
multi-led@
2 {
reg = <
0x2>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_LAN;
function-enumerator = <
4>;
};
multi-led@
3 {
reg = <
0x3>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_LAN;
function-enumerator = <
3>;
};
multi-led@
4 {
reg = <
0x4>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_LAN;
function-enumerator = <
2>;
};
multi-led@
5 {
reg = <
0x5>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_LAN;
function-enumerator = <
1>;
};
multi-led@
6 {
reg = <
0x6>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_WLAN;
};
multi-led@
7 {
reg = <
0x7>;
color = <LED_COLOR_ID_RGB>;
function = LED_FUNCTION_POWER;
};
};
};
};
pci2: pcie@ffe08000 {
/*
* PCIe bus for on-board TUSB7340RKM USB
3.
0 xHCI controller.
* This xHCI controller is available only on Turris
1.
1 boards.
* Turris
1.
0 boards have nothing connected to this PCIe bus,
* so system would see only PCIe Root Port of this PCIe Root
* Complex. TUSB7340RKM xHCI controller has four SuperSpeed
* channels. Channel
0 is connected to the front USB
3.
0 port,
* channel
1 (but only USB
2.
0 subset) to USB
2.
0 pins on mPCIe
* slot
1 (CN5), channels
2 and
3 to connector P600.
*
* P2020 PCIe Root Port does not use PCIe MEM and xHCI controller
* uses
64kB +
8kB of PCIe MEM. No PCIe IO is used or required.
* So allocate
128kB of PCIe MEM for this PCIe bus.
*/
reg = <
0 0xffe08000
0 0x1000>;
ranges = <
0x02000000
0x0
0xc0000000
0 0xc0000000
0x0
0x00020000>, /* MEM */
<
0x01000000
0x0
0x00000000
0 0xffc20000
0x0
0x00010000>; /* IO */
pcie@
0 {
ranges;
};
};
pci1: pcie@ffe09000 {
/* PCIe bus on mPCIe slot
2 (CN6) for expansion mPCIe card */
reg = <
0 0xffe09000
0 0x1000>;
ranges = <
0x02000000
0x0
0xa0000000
0 0xa0000000
0x0
0x20000000>, /* MEM */
<
0x01000000
0x0
0x00000000
0 0xffc10000
0x0
0x00010000>; /* IO */
pcie@
0 {
ranges;
};
};
pci0: pcie@ffe0a000 {
/*
* PCIe bus on mPCIe slot
1 (CN5) for expansion mPCIe card.
* Turris
1.
1 boards have in this mPCIe slot additional USB
2.
0
* pins via channel
1 of TUSB7340RKM xHCI controller and also
* additional SIM card slot, both for USB-based WWAN cards.
*/
reg = <
0 0xffe0a000
0 0x1000>;
ranges = <
0x02000000
0x0
0x80000000
0 0x80000000
0x0
0x20000000>, /* MEM */
<
0x01000000
0x0
0x00000000
0 0xffc00000
0x0
0x00010000>; /* IO */
pcie@
0 {
ranges;
};
};
};
/include/ "fsl/p2020si-post.dtsi"