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ARM: dts: add EMAC AXI settings for Cyclone5

PATCH New Dinh Nguyen 1 participant 1 message Jul 25, 2022 Device tree bindings

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Dinh Nguyen

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PATCH 1/1 ARM: dts: add EMAC AXI settings for Cyclone5

Add the dts entries needed to support the EMAC AXI bus settings on the Cyclone5.

Signed-off-by Dinh Nguyen <[email protected]>
---
 arch/arm/boot/dts/socfpga.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
arch/arm/boot/dts/socfpga.dtsi +8 -0
index bfaef45bdd04..2459f3cd7dd9 100644
@@ -561,6 +561,12 @@ fpgamgr0: fpgamgr@ff706000 {
 			interrupts = <0 175 4>;
 		};
 
+		socfpga_axi_setup: stmmac-axi-config {
+			snps,wr_osr_lmt = <0xf>;
+			snps,rd_osr_lmt = <0xf>;
+			snps,blen = <0 0 0 0 16 0 0>;
+		};
+
 		gmac0: ethernet@ff700000 {
 			compatible = "altr,socfpga-stmmac", "snps,dwmac-3.70a", "snps,dwmac";
 			altr,sysmgr-syscon = <&sysmgr 0x60 0>;

@@ -576,6 +582,7 @@ gmac0: ethernet@ff700000 {
 			snps,perfect-filter-entries = <128>;
 			tx-fifo-depth = <4096>;
 			rx-fifo-depth = <4096>;
+			snps,axi-config = <&socfpga_axi_setup>;
 			status = "disabled";
 		};
 

@@ -594,6 +601,7 @@ gmac1: ethernet@ff702000 {
 			snps,perfect-filter-entries = <128>;
 			tx-fifo-depth = <4096>;
 			rx-fifo-depth = <4096>;
+			snps,axi-config = <&socfpga_axi_setup>;
 			status = "disabled";
 		};
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