netdev - Re: [PATCH net-next 1/8] net: phy: Add initial support for Microsemi Ocelot internal PHYs.

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Message-ID: <20180323202942.GR24361@lunn.ch>
Date:   Fri, 23 Mar 2018 21:29:42 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Allan Nielsen <Allan.Nielsen@...rosemi.com>,
        razvan.stefanescu@....com, po.liu@....com,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
        Raju Lakkaraju <Raju.Lakkaraju@...rosemi.com>
Subject: Re: [PATCH net-next 1/8] net: phy: Add initial support for Microsemi
 Ocelot internal PHYs.

On Fri, Mar 23, 2018 at 09:11:10PM +0100, Alexandre Belloni wrote:
> Add Microsemi Ocelot internal PHY ids. For now, simply use the genphy
> functions but more features are available.
> 
> Cc: Raju Lakkaraju <Raju.Lakkaraju@...rosemi.com>
> Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
> ---
>  drivers/net/phy/mscc.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/drivers/net/phy/mscc.c b/drivers/net/phy/mscc.c
> index 650c2667d523..e1ab3acd1cdb 100644
> --- a/drivers/net/phy/mscc.c
> +++ b/drivers/net/phy/mscc.c
> @@ -91,6 +91,7 @@ enum rgmii_rx_clock_delay {
>  #define SECURE_ON_PASSWD_LEN_4		  0x4000
>  
>  /* Microsemi PHY ID's */
> +#define PHY_ID_OCELOT			  0x00070540
>  #define PHY_ID_VSC8530			  0x00070560
>  #define PHY_ID_VSC8531			  0x00070570
>  #define PHY_ID_VSC8540			  0x00070760
> @@ -658,6 +659,19 @@ static int vsc85xx_probe(struct phy_device *phydev)
>  
>  /* Microsemi VSC85xx PHYs */
>  static struct phy_driver vsc85xx_driver[] = {
> +{
> +	.phy_id		= PHY_ID_OCELOT,
> +	.name		= "Microsemi OCELOT",
> +	.phy_id_mask    = 0xfffffff0,
> +	.features	= PHY_GBIT_FEATURES,

No interrupt support? In fact, the only advantage i see this brings
over the generic driver is that the name Microsemi OCELOT is printed.

     Andrew

> +	.soft_reset	= &genphy_soft_reset,
> +	.config_init	= &genphy_config_init,
> +	.config_aneg	= &genphy_config_aneg,
> +	.aneg_done	= &genphy_aneg_done,
> +	.read_status	= &genphy_read_status,
> +	.suspend	= &genphy_suspend,
> +	.resume		= &genphy_resume,
> +},