staging: spmi: hisi-spmi-controller: fix it to probe successfully

Add a MODULE_DEVICE_TABLE() to the driver.

Also, the current logic calls platform_set_drvdata(pdev, NULL)
if the driver succeeds loading.

While here, remove the .owner, as it is not needed upstream
anymore.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/122bd1c02f325094f4830ac79a86430fbe01e3d5.1597647359.git.mchehab+huawei@kernel.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>