openwrt/target/linux/mvebu/patches-5.10/002-v5.11-ARM-dts-turris-omnia-enable-HW-buffer-management.patch

From 018b88eee1a2efda26ed2f09aab33ccdc40ef18f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Beh=C3=BAn?= <[email protected]>
Date: Sun, 15 Nov 2020 14:59:17 +0100
Subject: ARM: dts: turris-omnia: enable HW buffer management
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The buffer manager is available on Turris Omnia but needs to be
described in device-tree to be used.

Signed-off-by: Marek Behún <[email protected]>
Fixes: 26ca8b52d6e1 ("ARM: dts: add support for Turris Omnia")
Cc: [email protected]
Cc: Uwe Kleine-König <[email protected]>
Cc: Jason Cooper <[email protected]>
Cc: Gregory CLEMENT <[email protected]>
Cc: Andreas Färber <[email protected]>
Cc: Andrew Lunn <[email protected]>
Cc: Rob Herring <[email protected]>
Cc: [email protected]
Signed-off-by: Gregory CLEMENT <[email protected]>
---
 arch/arm/boot/dts/armada-385-turris-omnia.dts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'arch/arm/boot/dts/armada-385-turris-omnia.dts')

--- a/arch/arm/boot/dts/armada-385-turris-omnia.dts
+++ b/arch/arm/boot/dts/armada-385-turris-omnia.dts
@@ -90,12 +90,23 @@
 	};
 };
 
+&bm {
+	status = "okay";
+};
+
+&bm_bppi {
+	status = "okay";
+};
+
 /* Connected to 88E6176 switch, port 6 */
 &eth0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&ge0_rgmii_pins>;
 	status = "okay";
 	phy-mode = "rgmii";
+	buffer-manager = <&bm>;
+	bm,pool-long = <0>;
+	bm,pool-short = <3>;
 
 	fixed-link {
 		speed = <1000>;
@@ -109,6 +120,9 @@
 	pinctrl-0 = <&ge1_rgmii_pins>;
 	status = "okay";
 	phy-mode = "rgmii";
+	buffer-manager = <&bm>;
+	bm,pool-long = <1>;
+	bm,pool-short = <3>;
 
 	fixed-link {
 		speed = <1000>;
@@ -121,6 +135,9 @@
 	status = "okay";
 	phy-mode = "sgmii";
 	phy = <&phy1>;
+	buffer-manager = <&bm>;
+	bm,pool-long = <2>;
+	bm,pool-short = <3>;
 };
 
 &i2c0 {