media: staging: media: rkvdec: Make use of the helper function devm_platform_ioremap_...

media: staging: media: rkvdec: Make use of the helper function devm_platform_ioremap_resource()

[ Upstream commit 5a3683d60e56f4faa9552d3efafd87ef106dd393 ]

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>