Add the dts entries needed to support the EMAC AXI bus settings on the
Cyclone5.
Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx>
---
arch/arm/boot/dts/socfpga.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index bfaef45bdd04..2459f3cd7dd9 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -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";
};
--
2.25.1
