powerpc: P1025: Remove macro CONFIG_P1025

Replace CONFIG_P1025 with ARCH_P1025 in Kconfig and clean up
existing macros.

Signed-off-by: York Sun <york.sun@nxp.com>
diff --git a/drivers/qe/uec.c b/drivers/qe/uec.c
index 2bb630d..b3af707 100644
--- a/drivers/qe/uec.c
+++ b/drivers/qe/uec.c
@@ -567,7 +567,7 @@
 {
 	uec_private_t	*uec = (uec_private_t *)dev->priv;
 
-#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_P1025)
+#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025)
 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 
 	/* QE9 and QE12 need to be set for enabling QE MII managment signals */
@@ -578,7 +578,7 @@
 	/* Update the link, speed, duplex */
 	uec->mii_info->phyinfo->read_status(uec->mii_info);
 
-#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_P1025)
+#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025)
 	/*
 	 * QE12 is muxed with LBCTL, it needs to be released for enabling
 	 * LBCTL signal for LBC usage.
@@ -1193,14 +1193,14 @@
 	uec_private_t		*uec;
 	int			err, i;
 	struct phy_info         *curphy;
-#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_P1025)
+#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025)
 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 #endif
 
 	uec = (uec_private_t *)dev->priv;
 
 	if (uec->the_first_run == 0) {
-#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_P1025)
+#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025)
 	/* QE9 and QE12 need to be set for enabling QE MII managment signals */
 	setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE9);
 	setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12);
@@ -1232,7 +1232,7 @@
 			udelay(100000);
 		} while (1);
 
-#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_P1025)
+#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025)
 		/* QE12 needs to be released for enabling LBCTL signal*/
 		clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE12);
 #endif