Revert "driver core: platform: Fix the usage of platform device name(pdev->name)"

This reverts commit edb16da3 as it
breaks existing systems as reported by Krzysztof.

Reported-by: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Venkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>