refactor(drivers/marvell/comphy-3700): rename PHY_GEN_USB3_5G to PHY_GEN_MAX_USB3_5G

The register name for the value PHY_GEN_USB3_5G is PHY_GEN_MAX. We
already define the mask constant as PHY_GEN_MAX_MASK. Thus also the
value name should be prefixed with PHY_GEN_MAX_.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Change-Id: Ibf72a66d2e65e240ed2cdbc3a301dbd793e2cb34
diff --git a/drivers/marvell/comphy/phy-comphy-3700.h b/drivers/marvell/comphy/phy-comphy-3700.h
index df89da9..62c5c9e 100644
--- a/drivers/marvell/comphy/phy-comphy-3700.h
+++ b/drivers/marvell/comphy/phy-comphy-3700.h
@@ -94,7 +94,7 @@
 #define COMPHY_SYNC_MASK_GEN_REG	0x25
 #define PHY_GEN_MAX_OFFSET		10
 #define PHY_GEN_MAX_MASK		(3 << PHY_GEN_MAX_OFFSET)
-#define PHY_GEN_USB3_5G			(1 << PHY_GEN_MAX_OFFSET)
+#define PHY_GEN_MAX_USB3_5G		(1 << PHY_GEN_MAX_OFFSET)
 
 #define COMPHY_ISOLATION_CTRL_REG	0x26
 #define ISOLATION_CTRL_REG_ADDR(unit)	(COMPHY_ISOLATION_CTRL_REG * \