mfd: intel-lpss: Correct names of RESETS register bits

According to documentation the function has 2 bits for reset
while iDMA 64-bit has only one.

Rename it accordingly. Note, there is no functional change since
we always handle them together.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/intel-lpss.c

@@ -40,8 +40,8 @@
 
 /* Offsets from lpss->priv */
 #define LPSS_PRIV_RESETS		0x04
-#define LPSS_PRIV_RESETS_FUNC		BIT(2)
-#define LPSS_PRIV_RESETS_IDMA		0x3
+#define LPSS_PRIV_RESETS_IDMA		BIT(2)
+#define LPSS_PRIV_RESETS_FUNC		0x3
 
 #define LPSS_PRIV_ACTIVELTR		0x10
 #define LPSS_PRIV_IDLELTR		0x14