On Tue, Feb 24, 2015 at 9:27 PM, Murali Karicheri <m-kariche...@ti.com> wrote:
> From: Grygorii Strashko <grygorii.stras...@ti.com>
>
> Historically Davinci MDIO driver was created with assumption that
> MDIO is standalone device, but for Keystone 2 it's a part
> of NETCP module and now NETCP driver requests IO range which
> includes MDIO IO range too. This causes Keystone 2 networking stack
> failure during the boot.
>
> "netcp-1.0 2620110.netcp: Probe of module(netcp-gbe) failed with -16"
>
> Hence, don't request io address range from Davinci MDIO driver and
> just remap it.
>
> Signed-off-by: Grygorii Strashko <grygorii.stras...@ti.com>
> Signed-off-by: Murali Karicheri <m-kariche...@ti.com>
Acked-by: Lad, Prabhakar <prabhakar.cse...@gmail.com>
Cheers,
--Prabhakar Lad
> ---
> drivers/net/ethernet/ti/davinci_mdio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/ti/davinci_mdio.c
> b/drivers/net/ethernet/ti/davinci_mdio.c
> index 98655b4..b13ec82 100644
> --- a/drivers/net/ethernet/ti/davinci_mdio.c
> +++ b/drivers/net/ethernet/ti/davinci_mdio.c
> @@ -371,7 +371,7 @@ static int davinci_mdio_probe(struct platform_device
> *pdev)
> spin_lock_init(&data->lock);
>
> res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - data->regs = devm_ioremap_resource(dev, res);
> + data->regs = devm_ioremap_nocache(dev, res->start,
> resource_size(res));
> if (IS_ERR(data->regs)) {
> ret = PTR_ERR(data->regs);
> goto bail_out;
> --
> 1.7.9.5
>
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