Use the new helper devm_platform_ioremap_resource() which wraps the
platform_get_resource() and devm_ioremap_resource() together, to
simplify the code.
Signed-off-by: NAnson Huang <Anson.Huang@nxp.com>
Reviewed-by: NMukesh Ojha <mojha@codeaurora.org>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>