From cda1ade6a25c85d0a7cc2001a96b0b20f6bfd3f0 Mon Sep 17 00:00:00 2001 From: Thor Thayer Date: Thu, 2 Feb 2017 16:05:21 -0600 Subject: [PATCH] ARM: dts: Add EMAC AXI settings for Arria10 Add the device tree entries needed to support the EMAC AXI bus settings on the Arria10 SoCFPGA chip. Signed-off-by: Thor Thayer Signed-off-by: Dinh Nguyen --- arch/arm/boot/dts/socfpga_arria10.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/socfpga_arria10.dtsi b/arch/arm/boot/dts/socfpga_arria10.dtsi index 65904db153be..6b0b7463f36f 100644 --- a/arch/arm/boot/dts/socfpga_arria10.dtsi +++ b/arch/arm/boot/dts/socfpga_arria10.dtsi @@ -408,6 +408,12 @@ s2f_usr1_clk: s2f_usr1_clk { }; }; + 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@ff800000 { compatible = "altr,socfpga-stmmac", "snps,dwmac-3.72a", "snps,dwmac"; altr,sysmgr-syscon = <&sysmgr 0x44 0>; @@ -424,6 +430,7 @@ gmac0: ethernet@ff800000 { clock-names = "stmmaceth"; resets = <&rst EMAC0_RESET>; reset-names = "stmmaceth"; + snps,axi-config = <&socfpga_axi_setup>; status = "disabled"; }; @@ -443,6 +450,7 @@ gmac1: ethernet@ff802000 { clock-names = "stmmaceth"; resets = <&rst EMAC1_RESET>; reset-names = "stmmaceth"; + snps,axi-config = <&socfpga_axi_setup>; status = "disabled"; }; @@ -460,6 +468,7 @@ gmac2: ethernet@ff804000 { rx-fifo-depth = <16384>; clocks = <&l4_mp_clk>; clock-names = "stmmaceth"; + snps,axi-config = <&socfpga_axi_setup>; status = "disabled"; }; -- 2.45.2