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authorMarek Vasut <marex@denx.de>2019-06-28 02:19:44 +0200
committerDinh Nguyen <dinguyen@kernel.org>2019-07-30 09:05:45 -0500
commit2dbaa6a6dcf01b84bcf076a0e906dc7dacbd0a1d (patch)
tree810ac9fd567f05b8a6016d2d0bf7c7a1cdc557f3 /arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
parent325ec920eeb7b96b9cb490213bfdb03650c19d86 (diff)
ARM: dts: socfpga: Adjust GMAC1 clock and TXD lines skew on VINING FPGA
Adjust GMAC1 clock lines skew to maximum (+960 ps) and TXD lines skew to minimum (-420 ps), to improve signal integrity. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Dinh Nguyen <dinguyen@kernel.org> Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts')
-rw-r--r--arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
index 622cc7cc1471..a060718758b6 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
@@ -96,10 +96,14 @@
rxd1-skew-ps = <0>;
rxd2-skew-ps = <0>;
rxd3-skew-ps = <0>;
+ txd0-skew-ps = <0>;
+ txd1-skew-ps = <0>;
+ txd2-skew-ps = <0>;
+ txd3-skew-ps = <0>;
txen-skew-ps = <0>;
- txc-skew-ps = <2600>;
+ txc-skew-ps = <1860>;
rxdv-skew-ps = <0>;
- rxc-skew-ps = <2000>;
+ rxc-skew-ps = <1860>;
};
};
};