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authorKazuya Mizuguchi <kazuya.mizuguchi.ks@renesas.com>2017-02-01 09:42:01 +0100
committerSimon Horman <horms+renesas@verge.net.au>2017-03-06 09:54:26 +0100
commit0e45da1c6ea6b18616d95c697ecd6234bc504ef6 (patch)
tree6b8292c74cfb8baf51ff16077a9fa71ee85e1ee1 /arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
parentdda3887907d743385f2599fa18c765bd295ae2da (diff)
arm64: dts: r8a7795: salvator-x: Fix EthernetAVB PHY timing
Set PHY rxc-skew-ps to 1500 and all other values to their default values. This is intended to to address failures in the case of 1Gbps communication using the by salvator-x board with the KSZ9031RNX phy. This has been reported to occur with both the r8a7795 (H3) and r8a7796 (M3-W) SoCs. Signed-off-by: Kazuya Mizuguchi <kazuya.mizuguchi.ks@renesas.com> Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts')
-rw-r--r--arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts13
1 files changed, 1 insertions, 12 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
index dc1177c76aa5..5158ba3f9ce3 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
@@ -497,18 +497,7 @@
status = "okay";
phy0: ethernet-phy@0 {
- rxc-skew-ps = <900>;
- rxdv-skew-ps = <0>;
- rxd0-skew-ps = <0>;
- rxd1-skew-ps = <0>;
- rxd2-skew-ps = <0>;
- rxd3-skew-ps = <0>;
- txc-skew-ps = <900>;
- txen-skew-ps = <0>;
- txd0-skew-ps = <0>;
- txd1-skew-ps = <0>;
- txd2-skew-ps = <0>;
- txd3-skew-ps = <0>;
+ rxc-skew-ps = <1500>;
reg = <0>;
interrupt-parent = <&gpio2>;
interrupts = <11 IRQ_TYPE_LEVEL_LOW>;