ARM: dts: turris-omnia: enable HW buffer management

The buffer manager is available on Turris Omnia but needs to be
described in device-tree to be used.

Signed-off-by: Marek Behún <kabel@kernel.org>
Fixes: 26ca8b52d6e1 ("ARM: dts: add support for Turris Omnia")
Cc: linux-arm-kernel@lists.infradead.org
Cc: Uwe Kleine-König <uwe@kleine-koenig.org>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Gregory CLEMENT <gregory.clement@bootlin.com>
Cc: Andreas Färber <afaerber@suse.de>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

diff --git a/arch/arm/boot/dts/armada-385-turris-omnia.dts b/arch/arm/boot/dts/armada-385-turris-omnia.dts
index 768b6c5..b6bd73d 100644 (file)
--- a/arch/arm/boot/dts/armada-385-turris-omnia.dts
+++ b/arch/arm/boot/dts/armada-385-turris-omnia.dts
@@ -84,12 +84,23 @@
        };
 };
 
+&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>;
@@ -103,6 +114,9 @@
        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>;
@@ -115,6 +129,9 @@
        status = "okay";
        phy-mode = "sgmii";
        phy = <&phy1>;
+       buffer-manager = <&bm>;
+       bm,pool-long = <2>;
+       bm,pool-short = <3>;
 };
 
 &i2c0 {