Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.
Signed-off-by: NYueHaibing <yuehaibing@huawei.com>
Reviewed-by: NKevin Hilman <khilman@baylibre.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>