Give the mac controller the correct tx-delay and rx-delay value
for the rgmii mode transmission. If they are not matched, there
would be Ethernet packets lost, the net feature may not work.
Signed-off-by: David Wu <david...@rock-chips.com>
---
arch/arm/dts/rk3399-evb.dts | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/dts/rk3399-evb.dts b/arch/arm/dts/rk3399-evb.dts
index be0c6d9..13958b8 100644
--- a/arch/arm/dts/rk3399-evb.dts
+++ b/arch/arm/dts/rk3399-evb.dts
@@ -272,7 +272,7 @@
assigned-clock-parents = <&clkin_gmac>;
pinctrl-names = "default";
pinctrl-0 = <&rgmii_pins>;
- tx_delay = <0x10>;
- rx_delay = <0x10>;
+ tx_delay = <0x28>;
+ rx_delay = <0x11>;
status = "okay";
};
--
2.7.4
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