[PATCH] powerpc: dts: Add DTS file for CZ.NIC Turris 1.x routers
Pali Rohár
pali at kernel.org
Tue May 24 19:23:32 AEST 2022
On Wednesday 11 May 2022 16:37:12 Pali Rohár wrote:
> CZ.NIC Turris 1.0 and 1.1 are open source routers, they have dual-core
> PowerPC Freescale P2020 CPU and are based on Freescale P2020RDB-PC-A board.
> Hardware design is fully open source, all firmware and hardware design
> files are available at Turris project website:
>
> https://docs.turris.cz/hw/turris-1x/turris-1x/
> https://project.turris.cz/en/hardware.html
>
> Signed-off-by: Pali Rohár <pali at kernel.org>
> ---
> arch/powerpc/boot/dts/turris1x.dts | 470 +++++++++++++++++++++++++++++
> 1 file changed, 470 insertions(+)
> create mode 100644 arch/powerpc/boot/dts/turris1x.dts
Michael, Rob: PING?
> diff --git a/arch/powerpc/boot/dts/turris1x.dts b/arch/powerpc/boot/dts/turris1x.dts
> new file mode 100644
> index 000000000000..2a624f117586
> --- /dev/null
> +++ b/arch/powerpc/boot/dts/turris1x.dts
> @@ -0,0 +1,470 @@
> +// 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", "fsl,P2020RDB-PC"; /* fsl,P2020RDB-PC is required for booting Linux */
> +
> + 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 at ffe00000 {
> + ranges = <0x0 0x0 0xffe00000 0x00100000>;
> +
> + i2c at 3000 {
> + /* PCA9557PW GPIO controller for boot config */
> + gpio-controller at 18 {
> + compatible = "nxp,pca9557";
> + label = "bootcfg";
> + reg = <0x18>;
> + #gpio-cells = <2>;
> + gpio-controller;
> + polarity = <0x00>;
> + };
> +
> + /* STM32F030R8T6 MCU for power control */
> + power-control at 32 {
> + /*
> + * 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 = <0x32>;
> + };
> +
> + /* SA56004ED temperature control */
> + temperature-sensor at 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 */
> + };
> +
> + /* DDR3 SPD/EEPROM */
> + eeprom at 52 {
> + compatible = "atmel,spd";
> + reg = <0x52>;
> + };
> +
> + /* ATSHA204-TH-DA-T crypto module */
> + crypto at 64 {
> + compatible = "atmel,atsha204";
> + reg = <0x64>;
> + };
> +
> + /* IDT6V49205BNLGI clock generator */
> + clock-generator at 69 {
> + compatible = "idt,6v49205b";
> + reg = <0x69>;
> + };
> +
> + /* MCP79402-I/ST Protected EEPROM */
> + eeprom at 57 {
> + reg = <0x57>;
> + };
> +
> + /* MCP79402-I/ST RTC */
> + rtc at 6f {
> + compatible = "microchip,mcp7940x";
> + reg = <0x6f>;
> + interrupt-parent = <&gpio>;
> + interrupts = <14 0>; /* GPIO14 - MFP pin */
> + };
> + };
> +
> + /* SPI on connector P1 */
> + spi0: spi at 7000 {
> + };
> +
> + gpio: gpio-controller at fc00 {
> + #interrupt-cells = <2>;
> + interrupt-controller;
> + };
> +
> + /* Connected to SMSC USB2412-DZK 2-Port USB 2.0 Hub Controller */
> + usb at 22000 {
> + phy_type = "ulpi";
> + dr_mode = "host";
> + };
> +
> + enet0: ethernet at 24000 {
> + /* Connected to port 6 of QCA8337N-AL3C switch */
> + phy-connection-type = "rgmii-id";
> +
> + fixed-link {
> + speed = <1000>;
> + full-duplex;
> + };
> + };
> +
> + mdio at 24520 {
> + /* QCA8337N-AL3C switch with integrated ethernet PHYs for LAN ports */
> + switch at 10 {
> + compatible = "qca,qca8337";
> + interrupts = <2 1 0 0>;
> + reg = <0x10>;
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port at 0 {
> + reg = <0>;
> + label = "cpu1";
> + ethernet = <&enet1>;
> + phy-mode = "rgmii-id";
> +
> + fixed-link {
> + speed = <1000>;
> + full-duplex;
> + };
> + };
> +
> + port at 1 {
> + reg = <1>;
> + label = "lan5";
> + };
> +
> + port at 2 {
> + reg = <2>;
> + label = "lan4";
> + };
> +
> + port at 3 {
> + reg = <3>;
> + label = "lan3";
> + };
> +
> + port at 4 {
> + reg = <4>;
> + label = "lan2";
> + };
> +
> + port at 5 {
> + reg = <5>;
> + label = "lan1";
> + };
> +
> + port at 6 {
> + reg = <6>;
> + label = "cpu0";
> + ethernet = <&enet0>;
> + phy-mode = "rgmii-id";
> +
> + fixed-link {
> + speed = <1000>;
> + full-duplex;
> + };
> + };
> + };
> + };
> +
> + /* KSZ9031RNXCA ethernet phy for WAN port */
> + phy: ethernet-phy at 7 {
> + interrupts = <3 1 0 0>;
> + reg = <0x7>;
> + };
> + };
> +
> + ptp_clock at 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 at 25000 {
> + /* Connected to port 0 of QCA8337N-AL3C switch */
> + phy-connection-type = "rgmii-id";
> +
> + fixed-link {
> + speed = <1000>;
> + full-duplex;
> + };
> + };
> +
> + mdio at 25520 {
> + status = "disabled";
> + };
> +
> + enet2: ethernet at 26000 {
> + /* Connected to KSZ9031RNXCA ethernet phy (WAN port) */
> + label = "wan";
> + phy-handle = <&phy>;
> + phy-connection-type = "rgmii-id";
> + };
> +
> + mdio at 26520 {
> + status = "disabled";
> + };
> +
> + sdhc at 2e000 {
> + bus-width = <4>;
> + cd-gpios = <&gpio 8 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + lbc: localbus at 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 at 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 at 0 {
> + /* 128 kB for Device Tree Blob */
> + reg = <0x00000000 0x00020000>;
> + label = "dtb";
> + };
> +
> + partition at 20000 {
> + /* 1.7 MB for Rescue Linux Kernel Image */
> + reg = <0x00020000 0x001a0000>;
> + label = "rescue-kernel";
> + };
> +
> + partition at 1c0000 {
> + /* 1.5 MB for Rescue JFFS2 Root File System */
> + reg = <0x001c0000 0x00180000>;
> + label = "rescue-rootfs";
> + };
> +
> + partition at 340000 {
> + /* 11 MB for TAR.XZ Backup with content of NAND Root File System */
> + reg = <0x00340000 0x00b00000>;
> + label = "backup-rootfs";
> + };
> +
> + partition at e40000 {
> + /* 768 kB for Certificates JFFS2 File System */
> + reg = <0x00e40000 0x000c0000>;
> + label = "certificates";
> + };
> +
> + /* free unused space 0x00f00000-0x00f20000 */
> +
> + partition at f20000 {
> + /* 128 kB for U-Boot Environment Variables */
> + reg = <0x00f20000 0x00020000>;
> + label = "u-boot-env";
> + };
> +
> + partition at f40000 {
> + /* 768 kB for U-Boot Bootloader Image */
> + reg = <0x00f40000 0x000c0000>;
> + label = "u-boot";
> + };
> + };
> + };
> +
> + /* MT29F2G08ABAEAWP:E NAND */
> + nand at 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 at 0 {
> + /* 256 MB for UBI with one volume: UBIFS Root File System */
> + reg = <0x00000000 0x10000000>;
> + label = "rootfs";
> + };
> + };
> + };
> +
> + /* LCMXO1200C-3FTN256C FPGA */
> + cpld at 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";
> + reg = <0x3 0x0 0x30>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0x0 0x3 0x0 0x00020000>;
> +
> + /* MAX6370KA+T watchdog */
> + watchdog at 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>;
> + };
> +
> + led-controller at 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 at 0 {
> + reg = <0x0>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_WAN;
> + };
> +
> + multi-led at 1 {
> + reg = <0x1>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_LAN;
> + function-enumerator = <5>;
> + };
> +
> + multi-led at 2 {
> + reg = <0x2>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_LAN;
> + function-enumerator = <4>;
> + };
> +
> + multi-led at 3 {
> + reg = <0x3>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_LAN;
> + function-enumerator = <3>;
> + };
> +
> + multi-led at 4 {
> + reg = <0x4>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_LAN;
> + function-enumerator = <2>;
> + };
> +
> + multi-led at 5 {
> + reg = <0x5>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_LAN;
> + function-enumerator = <1>;
> + };
> +
> + multi-led at 6 {
> + reg = <0x6>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_WLAN;
> + };
> +
> + multi-led at 7 {
> + reg = <0x7>;
> + color = <LED_COLOR_ID_RGB>;
> + function = LED_FUNCTION_POWER;
> + };
> + };
> + };
> + };
> +
> + pci2: pcie at 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 uses 1MB of PCIe MEM and xHCI controller
> + * uses 64kB + 8kB of PCIe MEM. No PCIe IO is used or required.
> + * So allocate 2MB of PCIe MEM for this PCIe bus.
> + */
> + reg = <0 0xffe08000 0 0x1000>;
> + ranges = <0x02000000 0x0 0xc0000000 0 0xc0000000 0x0 0x00200000>, /* MEM */
> + <0x01000000 0x0 0x00000000 0 0xffc20000 0x0 0x00010000>; /* IO */
> +
> + pcie at 0 {
> + ranges;
> + };
> + };
> +
> + pci1: pcie at 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 at 0 {
> + ranges;
> + };
> + };
> +
> + pci0: pcie at 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 at 0 {
> + ranges;
> + };
> + };
> +};
> +
> +/include/ "fsl/p2020si-post.dtsi"
> --
> 2.20.1
>
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