Message ID | 50B71290.2060200@sysgo.com |
---|---|
State | Not Applicable, archived |
Delegated to: | David Miller |
Headers | show |
On 11/29/2012 01:45 AM, Alexander Sverdlin wrote: > From: Alexander Sverdlin <alexander.sverdlin@sysgo.com> > > of_mdio: Honour "status=disabled" property of device > > Currently of_mdiobus_register() function registers all PHY devices, > independetly from their status property in device tree. According to > "ePAPR 1.1" spec, device should only be registered if there is no > "status" property, or it has "ok" (or "okay") value (see > of_device_is_available()). In case of "platform devices", > of_platform_device_create_pdata() checks for "status" and ensures > that disabled devices are not pupulated. But such check for MDIO buses > was missing until now. Fix it. > > Signed-off-by: Alexander Sverdlin <alexander.sverdlin@sysgo.com> > --- Applied. Rob > --- linux.orig/drivers/of/of_mdio.c > +++ linux/drivers/of/of_mdio.c > @@ -53,7 +53,7 @@ int of_mdiobus_register(struct mii_bus * > return rc; > > /* Loop over the child nodes and register a phy_device for each one */ > - for_each_child_of_node(np, child) { > + for_each_available_child_of_node(np, child) { > const __be32 *paddr; > u32 addr; > int len; > _______________________________________________ > devicetree-discuss mailing list > devicetree-discuss@lists.ozlabs.org > https://lists.ozlabs.org/listinfo/devicetree-discuss > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, 29 Nov 2012 08:45:20 +0100, Alexander Sverdlin <asv@sysgo.com> wrote: > From: Alexander Sverdlin <alexander.sverdlin@sysgo.com> > > of_mdio: Honour "status=disabled" property of device > > Currently of_mdiobus_register() function registers all PHY devices, > independetly from their status property in device tree. According to > "ePAPR 1.1" spec, device should only be registered if there is no > "status" property, or it has "ok" (or "okay") value (see > of_device_is_available()). In case of "platform devices", > of_platform_device_create_pdata() checks for "status" and ensures > that disabled devices are not pupulated. But such check for MDIO buses > was missing until now. Fix it. > > Signed-off-by: Alexander Sverdlin <alexander.sverdlin@sysgo.com> Applied, thanks. g. > --- > --- linux.orig/drivers/of/of_mdio.c > +++ linux/drivers/of/of_mdio.c > @@ -53,7 +53,7 @@ int of_mdiobus_register(struct mii_bus * > return rc; > > /* Loop over the child nodes and register a phy_device for each one */ > - for_each_child_of_node(np, child) { > + for_each_available_child_of_node(np, child) { > const __be32 *paddr; > u32 addr; > int len;
--- linux.orig/drivers/of/of_mdio.c +++ linux/drivers/of/of_mdio.c @@ -53,7 +53,7 @@ int of_mdiobus_register(struct mii_bus * return rc; /* Loop over the child nodes and register a phy_device for each one */ - for_each_child_of_node(np, child) { + for_each_available_child_of_node(np, child) { const __be32 *paddr; u32 addr; int len;