Openwrt/target/linux/rtl838x/dts/rtl8382_allnet_all-sg8208m.dts
Birger Koblitz df8e6be59a rtl838x: add new architecture
This adds support for the RTL838x Architecture.
SoCs of this type are used in managed and un-managed Switches and Routers
with 8-28 ports. Drivers are provided for SoC initialization, GPIOs, Flash,
Ethernet including a DSA switch driver and internal and external PHYs used
with these switches.

Supported SoCs:

	RTL8380M
	RTL8381M
	RTL8382M

The kernel will also boot on the following RTL839x SoCs, however driver
support apart from spi-nor is missing:

	RTL8390
	RTL8391
	RTL8393

The following PHYs are supported:

	RTL8214FC (Quad QSGMII multiplexing GMAC and SFP port)
	RTL8218B internal: internal PHY of the RTL838x chips
	RTL8318b external (QSGMII 8-port GMAC phy)
	RTL8382M SerDes for 2 SFP ports
	Initialization sequences for the PHYs are provided in the form of
	firmware files.

Flash driver supports 3 / 4 byte access

DSA switch driver supports VLANs, port isolation, STP and port mirroring.

The ALLNET ALL-SG8208M is supported as Proof of Concept:

	RTL8382M SoC
	1 MIPS 4KEc core @ 500MHz
	8 Internal PHYs (RTL8218B)
	128MB DRAM (Nanya NT5TU128MB)
	16MB NOR Flash (MXIC 25L128)
	8 GBEthernet ports with one green status LED each (SoC controlled)
	1 Power LED (not configurable)
	1 SYS LED (configurable)
	1 On-Off switch (not configurable)
	1 Reset button at the right behind right air-vent (not configurable)
	1 Reset button on front panel (configurable)
	12V 1A barrel connector
	1 serial header with populated standard pin connector and with markings
	  GND TX RX Vcc(3.3V), connection properties: 115200 8N1

To install, upload the sysupgrade image to the OEM webpage.

Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
2020-09-14 07:54:30 +02:00

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// SPDX-License-Identifier: GPL-2.0-or-later
/dts-v1/;
#include "rtl838x.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
/ {
compatible = "allnet,all-sg8208m", "realtek,rtl838x-soc";
model = "ALLNET ALL-SG8208M";
aliases {
led-boot = &led_sys;
led-failsafe = &led_sys;
led-running = &led_sys;
led-upgrade = &led_sys;
};
chosen {
bootargs = "console=ttyS0,115200";
};
keys {
compatible = "gpio-keys-polled";
poll-interval = <20>;
reset {
label = "reset";
gpios = <&gpio0 67 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
};
};
leds {
compatible = "gpio-leds";
led_sys: sys {
label = "all-sg8208m:green:sys";
gpios = <&gpio0 47 GPIO_ACTIVE_HIGH>;
};
// GPIO 25: power on/off all port leds
};
};
&gpio0 {
indirect-access-bus-id = <0>;
};
&spi0 {
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <10000000>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "u-boot";
reg = <0x0 0x80000>;
read-only;
};
partition@80000 {
label = "u-boot-env";
reg = <0x80000 0x10000>;
read-only;
};
partition@90000 {
label = "u-boot-env2";
reg = <0x90000 0x10000>;
read-only;
};
partition@a0000 {
label = "jffs";
reg = <0xa0000 0x100000>;
};
partition@1a0000 {
label = "jffs2";
reg = <0x1a0000 0x100000>;
};
partition@2a0000 {
label = "firmware";
reg = <0x2a0000 0xd60000>;
compatible = "allnet,uimage";
};
};
};
};
&ethernet0 {
mdio: mdio-bus {
compatible = "realtek,rtl838x-mdio";
regmap = <&ethernet0>;
#address-cells = <1>;
#size-cells = <0>;
/* Internal phy */
phy8: ethernet-phy@8 {
reg = <8>;
compatible = "ethernet-phy-ieee802.3-c22";
};
phy9: ethernet-phy@9 {
reg = <9>;
compatible = "ethernet-phy-ieee802.3-c22";
};
phy10: ethernet-phy@10 {
reg = <10>;
compatible = "ethernet-phy-ieee802.3-c22";
};
phy11: ethernet-phy@11 {
reg = <11>;
compatible = "ethernet-phy-ieee802.3-c22";
};
phy12: ethernet-phy@12 {
reg = <12>;
compatible = "ethernet-phy-ieee802.3-c22";
};
phy13: ethernet-phy@13 {
reg = <13>;
compatible = "ethernet-phy-ieee802.3-c22";
};
phy14: ethernet-phy@14 {
reg = <14>;
compatible = "ethernet-phy-ieee802.3-c22";
};
phy15: ethernet-phy@15 {
reg = <15>;
compatible = "ethernet-phy-ieee802.3-c22";
};
};
};
&switch0 {
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <8>;
label = "lan1";
phy-handle = <&phy8>;
phy-mode = "internal";
};
port@1 {
reg = <9>;
label = "lan2";
phy-handle = <&phy9>;
phy-mode = "internal";
};
port@2 {
reg = <10>;
label = "lan3";
phy-handle = <&phy10>;
phy-mode = "internal";
};
port@3 {
reg = <11>;
label = "lan4";
phy-handle = <&phy11>;
phy-mode = "internal";
};
port@4 {
reg = <12>;
label = "lan5";
phy-handle = <&phy12>;
phy-mode = "internal";
};
port@5 {
reg = <13>;
label = "lan6";
phy-handle = <&phy13>;
phy-mode = "internal";
};
port@6 {
reg = <14>;
label = "lan7";
phy-handle = <&phy14>;
phy-mode = "internal";
};
port@7 {
reg = <15>;
label = "lan8";
phy-handle = <&phy15>;
phy-mode = "internal";
};
port@28 {
ethernet = <&ethernet0>;
reg = <28>;
phy-mode = "internal";
fixed-link {
speed = <1000>;
full-duplex;
};
};
};
};