arm64: dts: stratix10: Support Ethernet Jumbo frame

commit a27460c9768ee19949c5b91f3d959ccd88c2a64a upstream

Properly specify the RX and TX FIFO size which is important
for Jumbo frames.
Update the max-frame-size to support Jumbo frames.

Signed-off-by: Thor Thayer <thor.thayer@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
index bc6c141..003677e 100644 (file)
--- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
@@ -137,6 +137,8 @@
                        reset-names = "stmmaceth", "stmmaceth-ocp";
                        clocks = <&clkmgr STRATIX10_EMAC0_CLK>;
                        clock-names = "stmmaceth";
+                       tx-fifo-depth = <16384>;
+                       rx-fifo-depth = <16384>;
                        status = "disabled";
                };
 
@@ -150,6 +152,8 @@
                        reset-names = "stmmaceth", "stmmaceth-ocp";
                        clocks = <&clkmgr STRATIX10_EMAC1_CLK>;
                        clock-names = "stmmaceth";
+                       tx-fifo-depth = <16384>;
+                       rx-fifo-depth = <16384>;
                        status = "disabled";
                };
 
@@ -163,6 +167,8 @@
                        reset-names = "stmmaceth", "stmmaceth-ocp";
                        clocks = <&clkmgr STRATIX10_EMAC2_CLK>;
                        clock-names = "stmmaceth";
+                       tx-fifo-depth = <16384>;
+                       rx-fifo-depth = <16384>;
                        status = "disabled";
                };
 

diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts b/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
index 6edc4fa..7c66175 100644 (file)
--- a/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
@@ -76,7 +76,7 @@
        phy-mode = "rgmii";
        phy-handle = <&phy0>;
 
-       max-frame-size = <3800>;
+       max-frame-size = <9000>;
 
        mdio0 {
                #address-cells = <1>;