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Commit cfd741adbd31a4bc64fcd6cc9618f119bd23969b

Authored by Murali Karicheri
Committed by Lokesh Vutla
1 parent 4113ddaaf1
Exists in v2017.01-smarct4x and in 2 other branches v2017.01-smarct3x, v2017.01-smarct3x-emmc

ARM: dts: k2g-ice: add tx-internal-delay for dp83867 clock path 

EVM hardware spec recommends to add 0.25 nsec delay in the tx
direction for internal delay in the clock path to be on the safer
side. Also change the phy-mode to RGMII-ID to apply both tx and rx
delays.

Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>

Showing 1 changed file with 2 additions and 1 deletions Side-by-side Diff

arch/arm/dts/keystone-k2g-ice.dts
Diff comments   View file @ cfd741a
... ... @@ -82,6 +82,7 @@
82 82 ethphy0: ethernet-phy@0 {
83 83 reg = <0>;
84 84 ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
  85 + ti,tx-internal-delay = <DP83867_RGMIIDCTL_250_PS>;
85 86 ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
86 87 ti,min-output-impedance;
87 88 };
... ... @@ -89,6 +90,6 @@
89 90  
90 91 &gbe0 {
91 92 phy-handle = <&ethphy0>;
92   - phy-mode = "rgmii-rxid";
  93 + phy-mode = "rgmii-id";
93 94 };