[PATCH] arm64: dts: imx8mp-beacon: Configure multiple queues on eqos

Adam Ford aford173 at gmail.com
Sun Feb 11 05:55:34 PST 2024


The imx8mp-beacon SOM has an integrated PHY connected to
the EQOS ethernet controller which can support up to five
queues.  Configure these queues in the same manor as done
on the imx8mp-evk.

Signed-off-by: Adam Ford <aford173 at gmail.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-beacon-som.dtsi
index 2ec282b91c42..8be251b69378 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-beacon-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-beacon-som.dtsi
@@ -50,6 +50,8 @@ &eqos {
 	phy-mode = "rgmii-id";
 	phy-handle = <&ethphy0>;
 	snps,force_thresh_dma_mode;
+	snps,mtl-rx-config = <&mtl_rx_setup>;
+	snps,mtl-tx-config = <&mtl_tx_setup>;
 	status = "okay";
 
 	mdio {
@@ -66,6 +68,71 @@ ethphy0: ethernet-phy at 3 {
 			interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
 		};
 	};
+
+	mtl_rx_setup: rx-queues-config {
+		snps,rx-queues-to-use = <5>;
+		snps,rx-sched-sp;
+
+		queue0 {
+			snps,dcb-algorithm;
+			snps,priority = <0x1>;
+			snps,map-to-dma-channel = <0>;
+		};
+
+		queue1 {
+			snps,dcb-algorithm;
+			snps,priority = <0x2>;
+			snps,map-to-dma-channel = <1>;
+		};
+
+		queue2 {
+			snps,dcb-algorithm;
+			snps,priority = <0x4>;
+			snps,map-to-dma-channel = <2>;
+		};
+
+		queue3 {
+			snps,dcb-algorithm;
+			snps,priority = <0x8>;
+			snps,map-to-dma-channel = <3>;
+		};
+
+		queue4 {
+			snps,dcb-algorithm;
+			snps,priority = <0xf0>;
+			snps,map-to-dma-channel = <4>;
+		};
+	};
+
+	mtl_tx_setup: tx-queues-config {
+		snps,tx-queues-to-use = <5>;
+		snps,tx-sched-sp;
+
+		queue0 {
+			snps,dcb-algorithm;
+			snps,priority = <0x1>;
+		};
+
+		queue1 {
+			snps,dcb-algorithm;
+			snps,priority = <0x2>;
+		};
+
+		queue2 {
+			snps,dcb-algorithm;
+			snps,priority = <0x4>;
+		};
+
+		queue3 {
+			snps,dcb-algorithm;
+			snps,priority = <0x8>;
+		};
+
+		queue4 {
+			snps,dcb-algorithm;
+			snps,priority = <0xf0>;
+		};
+	};
 };
 
 &flexspi {
-- 
2.43.0




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