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| author | David Wu <david.wu@rock-chips.com> | 2018-01-13 13:53:54 +0800 |
|---|---|---|
| committer | Philipp Tomsich <philipp.tomsich@theobroma-systems.com> | 2018-01-28 17:12:36 +0100 |
| commit | dc5b201384644cf63e7523c2f9a39023435dd661 (patch) | |
| tree | d3ca6938070f826f6b94cdda01d64c11b983ccf6 /arch | |
| parent | d2f1f1abafbedd3580334f2564bfea918e49522d (diff) | |
| download | u-boot-dc5b201384644cf63e7523c2f9a39023435dd661.zip u-boot-dc5b201384644cf63e7523c2f9a39023435dd661.tar.gz u-boot-dc5b201384644cf63e7523c2f9a39023435dd661.tar.bz2 | |
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/dts/rk3399-evb.dts | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/dts/rk3399-evb.dts b/arch/arm/dts/rk3399-evb.dts index f0567c9..ed0e00e 100644 --- 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"; }; |