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MIPS: Octeon: Add platform device for MDIO buses.

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Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney 2009-10-14 12:04:37 -07:00 • committed by Ralf Baechle
parent 362e696428
commit 0f7e64a394
1 changed files with 30 additions and 0 deletions
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30
arch/mips/cavium-octeon/octeon-platform.c
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@ -159,6 +159,36 @@ out:
} }
device_initcall(octeon_rng_device_init); device_initcall(octeon_rng_device_init);
/* Octeon SMI/MDIO interface. */
static int __init octeon_mdiobus_device_init(void)
{
struct platform_device *pd;
int ret = 0;
if (octeon_is_simulation())
return 0; /* No mdio in the simulator. */
/* The bus number is the platform_device id. */
pd = platform_device_alloc("mdio-octeon", 0);
if (!pd) {
ret = -ENOMEM;
goto out;
}
ret = platform_device_add(pd);
if (ret)
goto fail;
return ret;
fail:
platform_device_put(pd);
out:
return ret;
}
device_initcall(octeon_mdiobus_device_init);
MODULE_AUTHOR("David Daney <ddaney@caviumnetworks.com>"); MODULE_AUTHOR("David Daney <ddaney@caviumnetworks.com>");
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Platform driver for Octeon SOC"); MODULE_DESCRIPTION("Platform driver for Octeon SOC");