linux-imx

thermal: core: add a comment describing the device management section

comment describing the section with function to handle
registration, unregistration, binding, and unbinding of
thermal devices.

Cc: Zhang Rui <rui.zhang@intel.com>
Cc: linux-pm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>