[PATCH] of_i2c: Honour "status=disabled" property of device

Stephen Warren swarren at wwwdotorg.org
Thu Nov 29 03:16:12 EST 2012


On 11/28/2012 07:21 AM, Alexander Sverdlin wrote:
> of_i2c: Honour "status=disabled" property of device
> 
> Currently of_i2c_register_devices() function registers all i2c devices,
> independently 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 populated. But such check for i2c buses
> was missing until now. Fix it.

Do SPI and other buses (e.g. MDIO/MDIO mux?) need a similar change?



More information about the devicetree-discuss mailing list