mfd: intel-lpss: Consistently use GENMASK()

Since we already are using BIT() macro, use GENMASK() as well for sake of
consistency.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/intel-lpss.c

@@ -47,10 +47,10 @@
 #define LPSS_PRIV_IDLELTR		0x14
 
 #define LPSS_PRIV_LTR_REQ		BIT(15)
-#define LPSS_PRIV_LTR_SCALE_MASK	0xc00
-#define LPSS_PRIV_LTR_SCALE_1US		0x800
-#define LPSS_PRIV_LTR_SCALE_32US	0xc00
-#define LPSS_PRIV_LTR_VALUE_MASK	0x3ff
+#define LPSS_PRIV_LTR_SCALE_MASK	GENMASK(11, 10)
+#define LPSS_PRIV_LTR_SCALE_1US		(2 << 10)
+#define LPSS_PRIV_LTR_SCALE_32US	(3 << 10)
+#define LPSS_PRIV_LTR_VALUE_MASK	GENMASK(9, 0)
 
 #define LPSS_PRIV_SSP_REG		0x20
 #define LPSS_PRIV_SSP_REG_DIS_DMA_FIN	BIT(0)
@@ -59,8 +59,8 @@
 
 #define LPSS_PRIV_CAPS			0xfc
 #define LPSS_PRIV_CAPS_NO_IDMA		BIT(8)
+#define LPSS_PRIV_CAPS_TYPE_MASK	GENMASK(7, 4)
 #define LPSS_PRIV_CAPS_TYPE_SHIFT	4
-#define LPSS_PRIV_CAPS_TYPE_MASK	(0xf << LPSS_PRIV_CAPS_TYPE_SHIFT)
 
 /* This matches the type field in CAPS register */
 enum intel_lpss_dev_type {