[PATCH 0/5] net: mdio-uclass: probe generic Ethernet PHY driver & Fix Beagleplay Ethernet
Roger Quadros
rogerq at kernel.org
Mon Mar 25 13:16:53 CET 2024
Hi Tom / Joe,
On 05/03/2024 15:24, Roger Quadros wrote:
> Currently, the GPIO Reset Device Tree properties of the
> PHY node are ignored when the PHY is probed via mdio-uclass driver [1].
>
> To resolve this, for each child of the MDIO bus node, bind and probe
> the generic Ethernet PHY driver if CONFIG_DM_ETH_PHY is enabled.
>
> This should now show the generic_phy_driver in "dm tree"
> and also apply the GPIO reset before the MDIO bus driver scans the bus
> for the PHYs.
>
> ethernet 0 [ + ] am65_cpsw_nuss_port | |-- ethernet at 8000000port@1
> bootdev 3 [ ] eth_bootdev | | `-- port at 1.bootdev
> mdio 0 [ + ] cpsw_mdio | `-- mdio at f00
> eth_phy_ge 0 [ + ] eth_phy_generic_drv | |-- ethernet-phy at 0
> eth_phy_ge 1 [ + ] eth_phy_generic_drv | `-- ethernet-phy at 1
>
> To test this on Beagleplay, the following series is required
>
> [1] Switch am65-cpsw to DM MDIO
> https://lore.kernel.org/all/20240228-for-2024-07-am65-cpsw-mdio-v2-0-f74f972eafeb@kernel.org/
>
> The last 3 patches are marked [not-for-merge]. They are to show how the
> whole solution can work to fix Ethernet on Beagleplay, which has been broken
> so far. Those DT patches will be sent once the device tree changes are merged
> into Linux tree.
>
> Signed-off-by: Roger Quadros <rogerq at kernel.org>
> ---
> Roger Quadros (5):
> net: mdio-uclass: Bind and probe generic Ethernet PHY driver
> configs/am62x_beagleplay_a53_defconfig: enable DM_ETH_PHY
Any comments to the first 2 patches in this series?
> [not-for-merge] arm: dts: k3-am62*: sync with linux-next-20240229
> [not-for-merge] k3-am625-beagleplay-u-boot: get CPSW Ethernet to work
> [not-for-merge] arm: dts: k3-am625-beagleplay: Fix Ethernet PHY reset GPIO
>
> arch/arm/dts/k3-am62-main.dtsi | 126 ++++++++++++++---
> arch/arm/dts/k3-am62-mcu.dtsi | 4 +-
> arch/arm/dts/k3-am62-phycore-som.dtsi | 5 +-
> arch/arm/dts/k3-am62-thermal.dtsi | 5 +-
> arch/arm/dts/k3-am62-verdin-dev.dtsi | 4 +-
> arch/arm/dts/k3-am62-verdin-wifi.dtsi | 1 -
> arch/arm/dts/k3-am62-verdin.dtsi | 76 +++++++---
> arch/arm/dts/k3-am62-wakeup.dtsi | 38 +++--
> arch/arm/dts/k3-am62.dtsi | 4 +-
> arch/arm/dts/k3-am625-beagleplay-u-boot.dtsi | 63 +++++++++
> arch/arm/dts/k3-am625-beagleplay.dts | 66 ++++-----
> arch/arm/dts/k3-am625-phyboard-lyra-rdk.dts | 104 +++++++++++++-
> arch/arm/dts/k3-am625-sk.dts | 4 +-
> arch/arm/dts/k3-am625.dtsi | 4 +-
> arch/arm/dts/k3-am62a-main.dtsi | 201 +++++++++++++++++++++++++--
> arch/arm/dts/k3-am62a-mcu.dtsi | 4 +-
> arch/arm/dts/k3-am62a-thermal.dtsi | 5 +-
> arch/arm/dts/k3-am62a-wakeup.dtsi | 4 +-
> arch/arm/dts/k3-am62a.dtsi | 4 +-
> arch/arm/dts/k3-am62a7-sk.dts | 162 ++++++++++++++++++++-
> arch/arm/dts/k3-am62a7.dtsi | 4 +-
> arch/arm/dts/k3-am62x-sk-common.dtsi | 24 +++-
> configs/am62x_beagleplay_a53_defconfig | 2 +-
> net/mdio-uclass.c | 41 ++++++
> 24 files changed, 825 insertions(+), 130 deletions(-)
> ---
> base-commit: 84f5bb0be0ec9fbf98f8f3317b578dfc114cf44e
> change-id: 20240305-for-2024-07-beagleplay-eth-f82a51197937
>
> Best regards,
--
cheers,
-roger
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