rockchip: dts: rk3399-evb: Change the tx/rx delay value for transmission quality

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.wu@rock-chips.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

diff --git a/arch/arm/dts/rk3399-evb.dts b/arch/arm/dts/rk3399-evb.dts
index f0567c9c2a26983ff8ebb1668894dd2df8b80b97..ed0e00e9d2187835e472f2215e53f12ad2767dcb 100644 (file)
--- a/arch/arm/dts/rk3399-evb.dts
+++ b/arch/arm/dts/rk3399-evb.dts
@@ -279,7 +279,7 @@
        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";
 };