linux-kernel - Re: [PATCH 1/1] ARM: imx_v6_v7_defconfig: Enable SMSC Ethernet PHY

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Date:   Mon, 20 Mar 2023 00:07:00 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Chris Healy <cphealy@...il.com>
Cc:     linux@...linux.org.uk, shawnguo@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, linux-imx@....com, arnd@...db.de,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        andrew@...n.ch, Chris Healy <healych@...zon.com>
Subject: Re: [PATCH 1/1] ARM: imx_v6_v7_defconfig: Enable SMSC Ethernet PHY

Hi Chris,

On Sun, Mar 19, 2023 at 8:47 PM Chris Healy <cphealy@...il.com> wrote:
>
> From: Chris Healy <healych@...zon.com>
>
> The imx53 base imx53qsb uses an SMSC Ethernet PHY.  Enable it's driver.
>
> Signed-off-by: Chris Healy <healych@...zon.com>
> ---
>  arch/arm/configs/imx_v6_v7_defconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
> index 6dc6fed12af8..a12d45e99782 100644
> --- a/arch/arm/configs/imx_v6_v7_defconfig
> +++ b/arch/arm/configs/imx_v6_v7_defconfig
> @@ -135,6 +135,7 @@ CONFIG_SMSC911X=y
>  # CONFIG_NET_VENDOR_STMICRO is not set
>  CONFIG_MICREL_PHY=y
>  CONFIG_AT803X_PHY=y
> +CONFIG_SMSC_PHY=y

Running 'make imx_v6_v7_defconfig' causes CONFIG_SMSC_PHY=y to be
selected by default
because USB_NET_SMSC95XX is already enabled.

It seems that we don't need to explicitly select CONFIG_SMSC_PHY=y as
done in this patch.