linux-kernel - Re: [PATCH net-next 2/3] net: dsa: microchip: add ksz9567 to ksz9477 driver

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Message-ID: <6d8a915f-5f05-c91c-c139-26497376147d@denx.de>
Date:   Fri, 6 Sep 2019 23:41:23 +0200
From:   Marek Vasut <marex@...x.de>
To:     George McCollister <george.mccollister@...il.com>,
        netdev@...r.kernel.org
Cc:     Woojung Huh <woojung.huh@...rochip.com>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Tristram Ha <Tristram.Ha@...rochip.com>,
        "David S. Miller" <davem@...emloft.net>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 2/3] net: dsa: microchip: add ksz9567 to ksz9477
 driver

On 9/6/19 11:30 PM, George McCollister wrote:
> Add support for the KSZ9567 7-Port Gigabit Ethernet Switch to the
> ksz9477 driver. The KSZ9567 supports both SPI and I2C. Oddly the
> ksz9567 is already in the device tree binding documentation.
> 
> Signed-off-by: George McCollister <george.mccollister@...il.com>
> ---
>  drivers/net/dsa/microchip/ksz9477.c     | 9 +++++++++
>  drivers/net/dsa/microchip/ksz9477_i2c.c | 1 +
>  drivers/net/dsa/microchip/ksz9477_spi.c | 1 +
>  3 files changed, 11 insertions(+)
> 
> diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
> index 187be42de5f1..50ffc63d6231 100644
> --- a/drivers/net/dsa/microchip/ksz9477.c
> +++ b/drivers/net/dsa/microchip/ksz9477.c
> @@ -1529,6 +1529,15 @@ static const struct ksz_chip_data ksz9477_switch_chips[] = {
>  		.cpu_ports = 0x07,	/* can be configured as cpu port */
>  		.port_cnt = 3,		/* total port count */
>  	},
> +	{
> +		.chip_id = 0x00956700,
> +		.dev_name = "KSZ9567",
> +		.num_vlans = 4096,
> +		.num_alus = 4096,
> +		.num_statics = 16,
> +		.cpu_ports = 0x7F,	/* can be configured as cpu port */
> +		.port_cnt = 7,		/* total physical port count */

I might be wrong, and this is just an idea for future improvement, but
is .cpu_ports = GEN_MASK(.port_cnt, 0) always ?

> +	},
>  };
>  
>  static int ksz9477_switch_init(struct ksz_device *dev)
> diff --git a/drivers/net/dsa/microchip/ksz9477_i2c.c b/drivers/net/dsa/microchip/ksz9477_i2c.c
> index 85fd0fb43941..c1548a43b60d 100644
> --- a/drivers/net/dsa/microchip/ksz9477_i2c.c
> +++ b/drivers/net/dsa/microchip/ksz9477_i2c.c
> @@ -77,6 +77,7 @@ MODULE_DEVICE_TABLE(i2c, ksz9477_i2c_id);
>  static const struct of_device_id ksz9477_dt_ids[] = {
>  	{ .compatible = "microchip,ksz9477" },
>  	{ .compatible = "microchip,ksz9897" },
> +	{ .compatible = "microchip,ksz9567" },
>  	{},
>  };
>  MODULE_DEVICE_TABLE(of, ksz9477_dt_ids);
> diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
> index 2e402e4d866f..f4198d6f72be 100644
> --- a/drivers/net/dsa/microchip/ksz9477_spi.c
> +++ b/drivers/net/dsa/microchip/ksz9477_spi.c
> @@ -81,6 +81,7 @@ static const struct of_device_id ksz9477_dt_ids[] = {
>  	{ .compatible = "microchip,ksz9893" },
>  	{ .compatible = "microchip,ksz9563" },
>  	{ .compatible = "microchip,ksz8563" },
> +	{ .compatible = "microchip,ksz9567" },
>  	{},
>  };
>  MODULE_DEVICE_TABLE(of, ksz9477_dt_ids);
> 

Reviewed-by: Marek Vasut <marex@...x.de>

-- 
Best regards,
Marek Vasut