[PATCH] ARM: i.MX6Q: Add fixup for RTL8211E Gigabit Ethernet PHY.

Marc Kleine-Budde mkl at pengutronix.de
Wed Feb 25 11:34:24 PST 2015


Adding alkml and Shawn on Cc.

Marc

On 02/25/2015 08:23 PM, Andrey Panov wrote:
> RTL8211E Ethernet PHY found in Embedsky E9 board is need
> an additional initialization.
> Taken from vendor's binary-only module.
> 
> Signed-off-by: Andrey Panov <rockford at yandex.ru>
> ---
>  arch/arm/mach-imx/mach-imx6q.c | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
> index 4ad6e47..41708f5 100644
> --- a/arch/arm/mach-imx/mach-imx6q.c
> +++ b/arch/arm/mach-imx/mach-imx6q.c
> @@ -166,6 +166,18 @@ static int ar8035_phy_fixup(struct phy_device *dev)
>  
>  #define PHY_ID_AR8035 0x004dd072
>  
> +static int rtl8211e_phy_fixup(struct phy_device *dev)
> +{
> +	phy_write(dev, 0x00, 0x3140);
> +	mdelay(10);
> +	phy_write(dev, 0x00, 0x3340);
> +	mdelay(10);
> +
> +	return 0;
> +}
> +
> +#define PHY_ID_RTL8211E 0x001cc915
> +
>  static void __init imx6q_enet_phy_init(void)
>  {
>  	if (IS_BUILTIN(CONFIG_PHYLIB)) {
> @@ -177,6 +189,8 @@ static void __init imx6q_enet_phy_init(void)
>  				ar8031_phy_fixup);
>  		phy_register_fixup_for_uid(PHY_ID_AR8035, 0xffffffef,
>  				ar8035_phy_fixup);
> +		phy_register_fixup_for_uid(PHY_ID_RTL8211E, 0xffffffff,
> +				rtl8211e_phy_fixup);
>  	}
>  }
>  
> 


-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
Industrial Linux Solutions        | Phone: +49-231-2826-924     |
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