Commit 7d929bd6 authored by Josua Mayer's avatar Josua Mayer

lx2162-clearfog: add support for 25Gbps on 2x SFP+ connectors

Ensure to choose serdes 1 protocol 18 to enable support for 25Gbpps on 2
of the SFP+ connectors. The other 2 do not have a retimer and will
likely have bad signal integrity if used at 25Gbpbs.
parent 7fbc7465
......@@ -85,3 +85,4 @@ CONFIG_IPVLAN=y
CONFIG_CGROUPS=y
CONFIG_NAMESPACES=y
CONFIG_NET_NS=y
CONFIG_PHY_DS250DFX10=y
From f54f49af359f8208f2ba1780ec6ac8ef587310c9 Mon Sep 17 00:00:00 2001
From: Josua Mayer <josua@solid-run.com>
Date: Sun, 16 Apr 2023 13:24:31 +0300
Subject: [PATCH 63/63] arm64: dts: lx2162-clearfog: add description for
retimer
LX2162 Clearfog has a retimer on 2x SFP+ connectors.
Add a node for the retimer and link it to the appropriate mac nodes.
Signed-off-by: Josua Mayer <josua@solid-run.com>
---
.../dts/freescale/fsl-lx2162a-clearfog.dts | 20 +++++++++++++++----
1 file changed, 16 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts b/arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts
index 961c9a6dac0f..25975bb64f12 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2162a-clearfog.dts
@@ -75,9 +75,10 @@ sfp_bb: sfp-bb {
};
&i2c2 {
- retimer@30 {
+ retimer: ds250df410@18 {
compatible = "ti,ds250df410";
- reg = <0x30>;
+ reg = <0x18>;
+ #phy-cells = <1>;
};
i2c-switch@70 {
@@ -191,6 +192,7 @@ pcieclk@6b {
&dpmac3 {
status = "okay";
phys = <&serdes_1 7>;
+ phy-names = "serdes";
managed = "in-band-status";
sfp = <&sfp_at>;
link-status-led = <&led_sfp_at>;
@@ -204,6 +206,7 @@ &pcs_mdio3 {
&dpmac4 {
status = "okay";
phys = <&serdes_1 6>;
+ phy-names = "serdes";
managed = "in-band-status";
sfp = <&sfp_ab>;
link-status-led = <&led_sfp_ab>;
@@ -215,7 +218,8 @@ &pcs_mdio4 {
&dpmac5 {
status = "okay";
- phys = <&serdes_1 5>;
+ phys = <&serdes_1 5>, <&retimer 2>, <&retimer 3>;
+ phy-names = "serdes", "retimer", "retimer";
managed = "in-band-status";
sfp = <&sfp_bt>;
link-status-led = <&led_sfp_bt>;
@@ -227,7 +231,8 @@ &pcs_mdio5 {
&dpmac6 {
status = "okay";
- phys = <&serdes_1 4>;
+ phys = <&serdes_1 4>, <&retimer 0>, <&retimer 1>;
+ phy-names = "serdes", "retimer", "retimer";
managed = "in-band-status";
sfp = <&sfp_bb>;
link-status-led = <&led_sfp_bb>;
@@ -300,6 +305,7 @@ &pcs_mdio11 {
&dpmac12 {
status = "okay";
phys = <&serdes_2 1>;
+ phy-names = "serdes";
phy-handle = <&ethernet_phy0>;
phy-mode = "rgmii";
};
@@ -315,6 +321,7 @@ &dpmac17 {
status = "okay";
phys = <&serdes_2 2>;
+ phy-names = "serdes";
phy-handle = <&ethernet_phy4>;
phy-mode = "rgmii";
};
@@ -326,6 +333,7 @@ &pcs_mdio17 {
&dpmac18 {
status = "okay";
phys = <&serdes_2 3>;
+ phy-names = "serdes";
phy-handle = <&ethernet_phy6>;
phy-mode = "rgmii";
};
@@ -337,6 +345,7 @@ &pcs_mdio18 {
&dpmac15 {
status = "okay";
phys = <&serdes_2 4>;
+ phy-names = "serdes";
phy-handle = <&ethernet_phy3>;
phy-mode = "rgmii";
};
@@ -348,6 +357,7 @@ &pcs_mdio15 {
&dpmac16 {
status = "okay";
phys = <&serdes_2 5>;
+ phy-names = "serdes";
phy-handle = <&ethernet_phy1>;
phy-mode = "rgmii";
};
@@ -359,6 +369,7 @@ &pcs_mdio16 {
&dpmac13 {
status = "okay";
phys = <&serdes_2 6>;
+ phy-names = "serdes";
phy-handle = <&ethernet_phy5>;
phy-mode = "rgmii";
};
@@ -370,6 +381,7 @@ &pcs_mdio13 {
&dpmac14 {
status = "okay";
phys = <&serdes_2 7>;
+ phy-names = "serdes";
phy-handle = <&ethernet_phy7>;
phy-mode = "rgmii";
};
--
2.35.3
......@@ -152,11 +152,19 @@ case "${SERDES}" in
DPC=LX2162-USOM/clearfog-s1_3-s2_0-dpc.dtb
DPL=LX2162-USOM/clearfog-s1_3-s2_0-dpl.dtb
DEFAULT_FDT_FILE="fsl-lx2162a-clearfog.dtb"
MC_FORCE=patches/mc_lx2160a_10.32.0.itb
;;
LX2162A_CLEARFOG_3_9_*)
DPC=LX2162-USOM/clearfog-s1_3-s2_9-dpc.dtb
DPL=LX2162-USOM/clearfog-s1_3-s2_9-dpl.dtb
DEFAULT_FDT_FILE="fsl-lx2162a-clearfog.dtb"
MC_FORCE=patches/mc_lx2160a_10.32.0.itb
;;
LX2162A_CLEARFOG_18_0_*)
DPC=LX2162-USOM/clearfog-s1_3-s2_0-dpc.dtb
DPL=LX2162-USOM/clearfog-s1_3-s2_0-dpl.dtb
DEFAULT_FDT_FILE="fsl-lx2162a-clearfog.dtb"
MC_FORCE=patches/mc_lx2160a_10.36.100.itb
;;
*)
echo "Please define SERDES configuration"
......
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