The TI DP83867 phy has been replaced with the MaxLinear GPY111 phy due to part availability. Add support for it: - increase post-reset time to 300ms per datasheet - add tx-delay/rx-delay config

Signed-off-by: Tim Harvey tharvey@gateworks.com --- arch/arm/dts/imx8mm-venice-gw7902-u-boot.dtsi | 2 +- arch/arm/dts/imx8mm-venice-gw7902.dts | 4 ++++ arch/arm/dts/imx8mn-venice-gw7902-u-boot.dtsi | 2 +- arch/arm/dts/imx8mn-venice-gw7902.dts | 4 ++++ 4 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/arch/arm/dts/imx8mm-venice-gw7902-u-boot.dtsi b/arch/arm/dts/imx8mm-venice-gw7902-u-boot.dtsi index 1e1769f55127..f21e46b12dd7 100644 --- a/arch/arm/dts/imx8mm-venice-gw7902-u-boot.dtsi +++ b/arch/arm/dts/imx8mm-venice-gw7902-u-boot.dtsi @@ -158,7 +158,7 @@ &fec1 { phy-reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; phy-reset-duration = <1>; - phy-reset-post-delay = <1>; + phy-reset-post-delay = <300>; };

&pinctrl_fec1 { diff --git a/arch/arm/dts/imx8mm-venice-gw7902.dts b/arch/arm/dts/imx8mm-venice-gw7902.dts index adf521632d63..b0404ec4c8af 100644 --- a/arch/arm/dts/imx8mm-venice-gw7902.dts +++ b/arch/arm/dts/imx8mm-venice-gw7902.dts @@ -243,10 +243,14 @@ ethphy0: ethernet-phy@0 { compatible = "ethernet-phy-ieee802.3-c22"; reg = <0>; + /* TI DP83867 props */ ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; rx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; + /* GPY111 props */ + rx-internal-delay-ps = <2000>; + tx-internal-delay-ps = <2500>; }; }; }; diff --git a/arch/arm/dts/imx8mn-venice-gw7902-u-boot.dtsi b/arch/arm/dts/imx8mn-venice-gw7902-u-boot.dtsi index 9431e2a6cde7..17e6828c79f8 100644 --- a/arch/arm/dts/imx8mn-venice-gw7902-u-boot.dtsi +++ b/arch/arm/dts/imx8mn-venice-gw7902-u-boot.dtsi @@ -116,7 +116,7 @@ &fec1 { phy-reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; phy-reset-duration = <1>; - phy-reset-post-delay = <1>; + phy-reset-post-delay = <300>; };

&pinctrl_fec1 { diff --git a/arch/arm/dts/imx8mn-venice-gw7902.dts b/arch/arm/dts/imx8mn-venice-gw7902.dts index 29897c161b96..d026d965580e 100644 --- a/arch/arm/dts/imx8mn-venice-gw7902.dts +++ b/arch/arm/dts/imx8mn-venice-gw7902.dts @@ -242,10 +242,14 @@ ethphy0: ethernet-phy@0 { compatible = "ethernet-phy-ieee802.3-c22"; reg = <0>; + /* TI DP83867 props */ ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; rx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; + /* GPY111 props */ + rx-internal-delay-ps = <2000>; + tx-internal-delay-ps = <2500>; }; }; };