[PATCH 1/2] arm64: dts: imx8mp-evk: configure multiple queues on eqos

From: Xiaoliang Yang
Date: Tue Nov 30 2021 - 19:36:00 EST


Eqos ethernet support five queues on hardware, enable these queues and
configure the priority of each queue.

Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 41 ++++++++++++++++++++
1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 7b99fad6e4d6..1e523b3d122b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -86,6 +86,9 @@
pinctrl-0 = <&pinctrl_eqos>;
phy-mode = "rgmii-id";
phy-handle = <&ethphy0>;
+ snps,force_thresh_dma_mode;
+ snps,mtl-tx-config = <&mtl_tx_setup>;
+ snps,mtl-rx-config = <&mtl_rx_setup>;
status = "okay";

mdio {
@@ -99,6 +102,44 @@
eee-broken-1000t;
};
};
+
+ mtl_tx_setup: tx-queues-config {
+ snps,tx-queues-to-use = <5>;
+ queue0 {
+ snps,priority = <0x0>;
+ };
+ queue1 {
+ snps,priority = <0x1>;
+ };
+ queue2 {
+ snps,priority = <0x2>;
+ };
+ queue3 {
+ snps,priority = <0x3>;
+ };
+ queue4 {
+ snps,priority = <0x4>;
+ };
+ };
+
+ mtl_rx_setup: rx-queues-config {
+ snps,rx-queues-to-use = <5>;
+ queue0 {
+ snps,priority = <0x0>;
+ };
+ queue1 {
+ snps,priority = <0x1>;
+ };
+ queue2 {
+ snps,priority = <0x2>;
+ };
+ queue3 {
+ snps,priority = <0x3>;
+ };
+ queue4 {
+ snps,priority = <0x4>;
+ };
+ };
};

&fec {
--
2.17.1