DSA expects the mii_bus pointer to be the device structure associated
with the MDIO bus controller driver. First commit breaking that was
c3a07134e6aa ("mv643xx_eth: convert to use the Marvell Orion MDIO
driver"), and then, it got completely under the radar for a while.

Reported-by: Frans van de Wiel <f...@fvdw.eu>
Fixes: c3a07134e6aa ("mv643xx_eth: convert to use the Marvell Orion MDIO 
driver")
CC: sta...@vger.kernel.org
Signed-off-by: Florian Fainelli <f.faine...@gmail.com>
---
Greg,

This is the patch for kernels 3.10 through 3.17, thanks!

 arch/arm/plat-orion/common.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
index 3ec6e8e8d368..3f02575e4cc8 100644
--- a/arch/arm/plat-orion/common.c
+++ b/arch/arm/plat-orion/common.c
@@ -499,7 +499,7 @@ void __init orion_ge00_switch_init(struct dsa_platform_data 
*d, int irq)
 
        d->netdev = &orion_ge00.dev;
        for (i = 0; i < d->nr_chips; i++)
-               d->chip[i].mii_bus = &orion_ge00_shared.dev;
+               d->chip[i].mii_bus = &orion_ge_mvmdio.dev;
        orion_switch_device.dev.platform_data = d;
 
        platform_device_register(&orion_switch_device);
-- 
2.1.0

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