refactor(drivers/marvell/comphy-3700): unify Generation Settings register names

Sometimes we call the constants GENx_SET_y, sometimes GENx_SETTINGS_y,
and sometimes GENx_SETTING_y.

Unify this into GENx_SETy.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Change-Id: I3810fb52b2897fe6730ef6e58d434c47cfef14a9
diff --git a/drivers/marvell/comphy/phy-comphy-3700.h b/drivers/marvell/comphy/phy-comphy-3700.h
index 1d24a0c..df4c4fd 100644
--- a/drivers/marvell/comphy/phy-comphy-3700.h
+++ b/drivers/marvell/comphy/phy-comphy-3700.h
@@ -96,16 +96,16 @@
 #define ISOLATION_CTRL_ADDR(unit)	(COMPHY_ISOLATION_REG * PHY_SHFT(unit))
 #define PHY_ISOLATE_MODE		BIT(15)
 
-#define COMPHY_GEN2_SET_2		0x3e
-#define GEN2_SETTING_2_ADDR(unit)	(COMPHY_GEN2_SET_2 * PHY_SHFT(unit))
+#define COMPHY_GEN2_SET2		0x3e
+#define GEN2_SET2_ADDR(unit)		(COMPHY_GEN2_SET2 * PHY_SHFT(unit))
 #define G2_TX_SSC_AMP_VALUE_20		BIT(14)
 #define G2_TX_SSC_AMP_OFF		9
 #define G2_TX_SSC_AMP_LEN		7
 #define G2_TX_SSC_AMP_MASK		(((1 << G2_TX_SSC_AMP_LEN) - 1) << \
 					 G2_TX_SSC_AMP_OFF)
 
-#define COMPHY_GEN3_SET_2		0x3f
-#define GEN3_SETTING_2_ADDR(unit)	(COMPHY_GEN3_SET_2 * PHY_SHFT(unit))
+#define COMPHY_GEN3_SET2		0x3f
+#define GEN3_SET2_ADDR(unit)		(COMPHY_GEN3_SET2 * PHY_SHFT(unit))
 #define G3_TX_SSC_AMP_OFF		9
 #define G3_TX_SSC_AMP_LEN		7
 #define G3_TX_SSC_AMP_MASK		(((1 << G2_TX_SSC_AMP_LEN) - 1) << \
@@ -138,7 +138,7 @@
 #define MISC_REG1_ADDR(unit)		(COMPHY_MISC_REG1 * PHY_SHFT(unit))
 #define SEL_BITS_PCIE_FORCE		BIT(15)
 
-#define COMPHY_GEN2_SETTINGS_3		0x112
+#define COMPHY_GEN2_SET3		0x112
 #define COMPHY_GEN_FFE_CAP_SEL_MASK	0xF
 #define COMPHY_GEN_FFE_CAP_SEL_VALUE	0xF