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openwrt/target/linux/realtek/dts/rtl9303_hasivo_s1100wp-8gt-se.dts
Jonas Jelonek 43562f97e7
realtek: dts: add link index cell to pcs-handle phandles
A SerDes can host multiple PCS links: QSGMII binds four ports to one
SerDes, USXGMII variants up to eight. Today pcs-handle references the
SerDes as a whole, with no way to express which link inside the SerDes
a port wants. The driver gets away with this because it carries its own
port->link bookkeeping and the link slot is implicit in DSA's port
iteration order -- functional, but the wiring information lives nowhere
in DT.

The upcoming fwnode_pcs migration moves PCS lookup to the generic
fwnode provider API, which disambiguates multiple instances per fwnode
via phandle cells. To make that landable as small, code-only commits,
the DT needs to carry the link index ahead of time.

Bump #pcs-cells from 0 to 1 on every SerDes node in the four SoC DTSIs
and append the link cell to every pcs-handle reference across boards
and the SWITCH_PORT_* macros. Cell values match the existing wiring:
0 for single-link SerDes (10GBase-R, SGMII, fiber, single-link
USXGMII), 0..3 per SerDes for QSGMII and USXGMII-QX, 0..7 for the
RTL9311 octal USXGMII layout.

No code reads the new cell yet -- of_parse_phandle_with_args() in the
PCS driver already cooperates with cells = 0 or 1, and the DSA glue
uses of_parse_phandle() which ignores cells entirely. The change is
runtime-neutral on its own; it exists so the follow-up code patches
can be a few lines each instead of dragging a bridge counter into the
driver to invent slot numbers DT could have provided directly.

Link: https://github.com/openwrt/openwrt/pull/23539
Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>
2026-05-31 12:52:40 +02:00

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// SPDX-License-Identifier: GPL-2.0-or-later
/dts-v1/;
#include "rtl930x.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
/ {
compatible = "hasivo,s1100wp-8gt-se";
model = "Hasivo S1100WP-8GT-SE";
memory@0 {
device_type = "memory";
reg = <0x00000000 0x10000000>; /* 256 MiB */
};
aliases {
led-boot = &led_sys;
led-failsafe = &led_sys;
led-running = &led_sys;
led-upgrade = &led_sys;
label-mac-device = &ethernet0;
};
chosen {
stdout-path = "serial0:38400n8";
};
keys {
compatible = "gpio-keys";
button-reset {
label = "reset";
gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
};
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinmux_disable_sys_led>, <&pinmux_enable_led_sync>;
led_sys: led-0 {
label = "green:system";
gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
led_set: led_set {
compatible = "realtek,rtl9300-leds";
led_set0 = <
( // GREEN LEFT RJ45 - 1G link, blink on activity
RTL93XX_LED_SET_1G |
RTL93XX_LED_SET_LINK |
RTL93XX_LED_SET_ACT
)
( // GREEN RIGHT RJ45 - 10M/100M link, blink on activity
RTL93XX_LED_SET_10M |
RTL93XX_LED_SET_100M |
RTL93XX_LED_SET_LINK |
RTL93XX_LED_SET_ACT
)
( // ORANGE LEFT RJ45 - 2.5G link, blink on activity
RTL93XX_LED_SET_2P5G |
RTL93XX_LED_SET_LINK |
RTL93XX_LED_SET_ACT
)
>;
};
i2c_scl23_sda22 {
compatible = "i2c-gpio";
#address-cells = <1>;
#size-cells = <0>;
scl-gpios = <&gpio0 23 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
sda-gpios = <&gpio0 22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
clock-frequency = <100000>;
};
};
&spi0 {
status = "okay";
flash@0 {
compatible = "fudan,fm25q128", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <10000000>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
/* stock is LOADER */
partition@0 {
label = "u-boot";
reg = <0x0000000 0x00e0000>;
read-only;
};
/* stock is BDINFO */
partition@e0000 {
label = "u-boot-env";
reg = <0x00e0000 0x0010000>;
nvmem-layout {
compatible = "u-boot,env";
macaddr_ubootenv_ethaddr: ethaddr {
#nvmem-cell-cells = <1>;
};
serialnumber_ubootenv: serialnumber {
#nvmem-cell-cells = <1>;
};
pse_bt_port_no_ubootenv: pse_bt_port_no {
#nvmem-cell-cells = <1>;
};
pse_existed_flag_ubootenv: pse_existed_flag {
#nvmem-cell-cells = <1>;
};
pse_power_bank_ubootenv: pse_power_bank {
#nvmem-cell-cells = <1>;
};
};
};
/* stock is SYSINFO */
partition@f0000 {
label = "u-boot-env2";
reg = <0x00f0000 0x0010000>;
read-only;
};
/* stock is JFFS2_CFG */
partition@100000 {
label = "jffs";
reg = <0x0100000 0x0100000>;
};
/* stock is JFFS2_LOG */
partition@200000 {
label = "jffs2";
reg = <0x0200000 0x0100000>;
};
/* stock is RUNTIME */
partition@300000 {
compatible = "openwrt,uimage", "denx,uimage";
label = "firmware";
reg = <0x0300000 0x0c00000>;
};
/* stock is OEMINFO */
partition@f00000 {
label = "oeminfo";
reg = <0x0f00000 0x0100000>;
read-only;
};
};
};
};
&ethernet0 {
nvmem-cells = <&macaddr_ubootenv_ethaddr 0>;
nvmem-cell-names = "mac-address";
};
&mdio_bus0 {
PHY_C45(0, 1)
PHY_C45(8, 2)
PHY_C45(16, 3)
PHY_C45(20, 4)
};
&mdio_bus1 {
PHY_C45(24, 1)
PHY_C45(25, 2)
PHY_C45(26, 3)
PHY_C45(27, 4)
};
&switch0 {
ethernet-ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
label = "lan1";
pcs-handle = <&serdes2 0>;
phy-handle = <&phy0>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
port@8 {
reg = <8>;
label = "lan2";
pcs-handle = <&serdes3 0>;
phy-handle = <&phy8>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
port@16 {
reg = <16>;
label = "lan3";
pcs-handle = <&serdes4 0>;
phy-handle = <&phy16>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
port@20 {
reg = <20>;
label = "lan4";
pcs-handle = <&serdes5 0>;
phy-handle = <&phy20>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
port@24 {
reg = <24>;
label = "lan5";
pcs-handle = <&serdes6 0>;
phy-handle = <&phy24>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
port@25 {
reg = <25>;
label = "lan6";
pcs-handle = <&serdes7 0>;
phy-handle = <&phy25>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
port@26 {
reg = <26>;
label = "lan7";
pcs-handle = <&serdes8 0>;
phy-handle = <&phy26>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
port@27 {
reg = <27>;
label = "lan8";
pcs-handle = <&serdes9 0>;
phy-handle = <&phy27>;
phy-mode = "sgmii";
managed = "in-band-status";
led-set = <0>;
};
/* Internal SoC */
port@28 {
ethernet = <&ethernet0>;
reg = <28>;
phy-mode = "internal";
fixed-link {
speed = <1000>;
full-duplex;
};
};
};
};