mfd: arizona: Move regulator disable to after marking cache only

If we disable DCVDD before we mark the cache as cache only, we might
attempt to write to the chip whilst it is powered down and lose a write.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/arizona-core.c

@@ -438,9 +438,9 @@ static int arizona_runtime_suspend(struct device *dev)
 		}
 	}
 
-	regulator_disable(arizona->dcvdd);
 	regcache_cache_only(arizona->regmap, true);
 	regcache_mark_dirty(arizona->regmap);
+	regulator_disable(arizona->dcvdd);
 
 	return 0;
 }