powerpc: T1023RDB: Remove macro CONFIG_T1023RDB

Use TARGET_T1023RDB from Kconfig instead.

Signed-off-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/t102xrdb/eth_t102xrdb.c b/board/freescale/t102xrdb/eth_t102xrdb.c
index 02b283d..dadfaf1 100644
--- a/board/freescale/t102xrdb/eth_t102xrdb.c
+++ b/board/freescale/t102xrdb/eth_t102xrdb.c
@@ -73,7 +73,7 @@
 	case 0x135:
 		/* set the on-board 2.5G SGMII AQR105 PHY */
 		fm_info_set_phy_address(FM1_DTSEC3, SGMII_AQR_PHY_ADDR);
-#ifdef CONFIG_T1023RDB
+#ifdef CONFIG_TARGET_T1023RDB
 		/* set the on-board 1G SGMII RTL8211F PHY */
 		fm_info_set_phy_address(FM1_DTSEC1, SGMII_RTK_PHY_ADDR);
 #endif
@@ -92,7 +92,7 @@
 			fm_info_set_mdio(i, dev);
 			break;
 		case PHY_INTERFACE_MODE_SGMII:
-#if defined(CONFIG_T1023RDB)
+#if defined(CONFIG_TARGET_T1023RDB)
 			dev = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
 #elif defined(CONFIG_T1024RDB)
 			dev = miiphy_get_dev_by_name(DEFAULT_FM_TGEC_MDIO_NAME);