Re: [PATCH 3/3] net: macb: remove #if defined(CONFIG_ARCH_AT91) sections

From: Alexandre Belloni
Date: Thu Mar 05 2015 - 14:44:26 EST


On 05/03/2015 at 17:27:22 +0100, Boris Brezillon wrote :
> @@ -2388,21 +2392,20 @@ static int macb_probe(struct platform_device *pdev)
> bp->phy_interface = err;
> }
>
> + config = 0;
> if (bp->phy_interface == PHY_INTERFACE_MODE_RGMII)
> - macb_or_gem_writel(bp, USRIO, GEM_BIT(RGMII));
> - else if (bp->phy_interface == PHY_INTERFACE_MODE_RMII)
> -#if defined(CONFIG_ARCH_AT91)
> - macb_or_gem_writel(bp, USRIO, (MACB_BIT(RMII) |
> - MACB_BIT(CLKEN)));
> -#else
> - macb_or_gem_writel(bp, USRIO, 0);
> -#endif
> - else
> -#if defined(CONFIG_ARCH_AT91)
> - macb_or_gem_writel(bp, USRIO, MACB_BIT(CLKEN));
> -#else
> - macb_or_gem_writel(bp, USRIO, MACB_BIT(MII));
> -#endif
> + config = GEM_BIT(RGMII);
> + else if (bp->phy_interface == PHY_INTERFACE_MODE_RMII &&
> + (bp->caps & MACB_CAPS_USRIO_DEFAULT_IS_MII))
> + config = MACB_BIT(RMII);
> + else if (bp->phy_interface == PHY_INTERFACE_MODE_MII &&

I'm not sure you should check for PHY_INTERFACE_MODE_MII here as this
may change the previous behaviour.

> + !(bp->caps & MACB_CAPS_USRIO_DEFAULT_IS_MII))
> + config = MACB_BIT(MII);
> +
> + if (bp->caps & MACB_CAPS_USRIO_HAS_CLKEN)
> + config |= MACB_BIT(CLKEN);
> +
> + macb_or_gem_writel(bp, USRIO, config);
>
> err = register_netdev(dev);
> if (err) {

--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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