[PATCH v2 3/4] arm64: dts: freescale: Add support for the Variscite i.MX8MP DART8MCustomBoard
Ahmad Fatoum
a.fatoum at pengutronix.de
Sun Nov 26 22:07:16 PST 2023
On 25.10.23 18:50, Laurent Pinchart wrote:
> The DT8MCustomBoard is a carrier board for DART i.MX8-based modules.
> This device tree file adds support for the DT8MCustomBoard v2.0 with a
> connected DART-MX8M-PLUS module.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> ---
> +&eqos {
> + mdio {
> + ethphy1: ethernet-phy at 1 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <1>;
> + eee-broken-1000t;
> + reset-gpios = <&gpio_exp_2 0 GPIO_ACTIVE_LOW>;
> + reset-assert-us = <10000>;
> + reset-deassert-us = <20000>;
Ouch. So you have a PHY at address 0 (broadcast address) and a PHY at address
1 on the same bus? I think it's worth a comment whether broadcast for this
PHY here is disabled by strapping or in the bootloader.
Cheers,
Ahmad
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