On this board the PHY is the ref clock provider. So, configure ethernet reference clock as input. Without this patch we have relatively high amount of dropped packets. Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> --- arch/arm/boot/dts/imx6ul-prti6g.dts | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/imx6ul-prti6g.dts b/arch/arm/boot/dts/imx6ul-prti6g.dts index c18390f238e1..b7c96fbe7a91 100644 --- a/arch/arm/boot/dts/imx6ul-prti6g.dts +++ b/arch/arm/boot/dts/imx6ul-prti6g.dts @@ -26,6 +26,7 @@ clock_ksz8081_out: clock-ksz8081-out { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <50000000>; + clock-output-names = "enet1_ref_pad"; }; leds { @@ -60,6 +61,13 @@ &can2 { status = "okay"; }; +&clks { + clocks = <&ckil>, <&osc>, <&ipp_di0>, <&ipp_di1>, <&clock_ksz8081_out>; + clock-names = "ckil", "osc", "ipp_di0", "ipp_di1", "enet1_ref_pad"; + assigned-clocks = <&clks IMX6UL_CLK_ENET1_REF_SEL>; + assigned-clock-parents = <&clock_ksz8081_out>; +}; + &ecspi1 { cs-gpios = <&gpio4 26 GPIO_ACTIVE_LOW>; pinctrl-names = "default"; @@ -85,12 +93,6 @@ &fec1 { pinctrl-0 = <&pinctrl_eth1>; phy-mode = "rmii"; phy-handle = <&rmii_phy>; - clocks = <&clks IMX6UL_CLK_ENET>, - <&clks IMX6UL_CLK_ENET_AHB>, - <&clks IMX6UL_CLK_ENET_PTP>, - <&clock_ksz8081_out>; - clock-names = "ipg", "ahb", "ptp", - "enet_clk_ref"; status = "okay"; mdio { -- 2.30.2