fix: phy: marvell: cp110: rename comphy_index to cp_index

No functional change.
The variable name "comphy_index" is misleading, it represents
cp index and not comphy index.

Signed-off-by: Igal Liberman <igall@marvell.com>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/drivers/phy/marvell/comphy_cp110.c b/drivers/phy/marvell/comphy_cp110.c
index 21de90c..df60571 100644
--- a/drivers/phy/marvell/comphy_cp110.c
+++ b/drivers/phy/marvell/comphy_cp110.c
@@ -582,7 +582,7 @@
 }
 
 static int comphy_sata_power_up(u32 lane, void __iomem *hpipe_base,
-				void __iomem *comphy_base, int comphy_index)
+				void __iomem *comphy_base, int cp_index)
 {
 	u32 mask, data, i, ret = 1;
 	void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
@@ -601,7 +601,7 @@
 	 * In order to parse each CPs SATA node, fdt_node_offset_by_compatible
 	 * must be called again (according to the CP id)
 	 */
-	for (i = 0; i < (comphy_index + 1); i++)
+	for (i = 0; i < (cp_index + 1); i++)
 		sata_node = fdt_node_offset_by_compatible(
 			gd->fdt_blob, sata_node, "marvell,armada-8k-ahci");
 
@@ -1947,7 +1947,7 @@
 		case PHY_TYPE_SATA3:
 			ret = comphy_sata_power_up(
 				lane, hpipe_base_addr, comphy_base_addr,
-				ptr_chip_cfg->comphy_index);
+				ptr_chip_cfg->cp_index);
 			break;
 		case PHY_TYPE_USB3_HOST0:
 		case PHY_TYPE_USB3_HOST1: