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/arch/powerpc/cpu/mpc85xx/Kconfig b/arch/powerpc/cpu/mpc85xx/Kconfig
index 62c0dec..90777db 100644
--- a/arch/powerpc/cpu/mpc85xx/Kconfig
+++ b/arch/powerpc/cpu/mpc85xx/Kconfig
@@ -156,6 +156,7 @@
 	bool "Support P1025RDB"
 	select SUPPORT_SPL
 	select SUPPORT_TPL
+	select ARCH_P1025
 
 config TARGET_P2020RDB
 	bool "Support P2020RDB-PC"
@@ -164,6 +165,7 @@
 
 config TARGET_P1_TWR
 	bool "Support p1_twr"
+	select ARCH_P1025
 
 config TARGET_P2041RDB
 	bool "Support P2041RDB"
@@ -301,6 +303,9 @@
 config ARCH_P1024
 	bool
 
+config ARCH_P1025
+	bool
+
 source "board/freescale/b4860qds/Kconfig"
 source "board/freescale/bsc9131rdb/Kconfig"
 source "board/freescale/bsc9132qds/Kconfig"
diff --git a/arch/powerpc/cpu/mpc85xx/Makefile b/arch/powerpc/cpu/mpc85xx/Makefile
index 239cf41..a3fba03 100644
--- a/arch/powerpc/cpu/mpc85xx/Makefile
+++ b/arch/powerpc/cpu/mpc85xx/Makefile
@@ -79,7 +79,7 @@
 obj-$(CONFIG_ARCH_P1022)	+= p1022_serdes.o
 obj-$(CONFIG_ARCH_P1023)	+= p1023_serdes.o
 obj-$(CONFIG_ARCH_P1024)	+= p1021_serdes.o
-obj-$(CONFIG_P1025)	+= p1021_serdes.o
+obj-$(CONFIG_ARCH_P1025)	+= p1021_serdes.o
 obj-$(CONFIG_P2010)	+= p2020_serdes.o
 obj-$(CONFIG_P2020)	+= p2020_serdes.o
 obj-$(CONFIG_PPC_P2041) += p2041_serdes.o
diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c
index 8155620..38a28a8 100644
--- a/arch/powerpc/cpu/mpc85xx/speed.c
+++ b/arch/powerpc/cpu/mpc85xx/speed.c
@@ -596,7 +596,7 @@
 #endif
 
 #ifdef CONFIG_QE
-#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_P1025)
+#if defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025)
 	sys_info->freq_qe =  sys_info->freq_systembus;
 #else
 	qe_ratio = ((gur->porpllsr) & MPC85xx_PORPLLSR_QE_RATIO)
diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h
index dffc222..6874b54 100644
--- a/arch/powerpc/include/asm/config_mpc85xx.h
+++ b/arch/powerpc/include/asm/config_mpc85xx.h
@@ -265,7 +265,7 @@
 #define CONFIG_SYS_FSL_ERRATUM_A005125
 
 /* P1025 is lower end variant of P1021 */
-#elif defined(CONFIG_P1025)
+#elif defined(CONFIG_ARCH_P1025)
 #define CONFIG_MAX_CPUS			2
 #define CONFIG_SYS_FSL_NUM_LAWS		12
 #define CONFIG_USB_MAX_CONTROLLER_COUNT	1
diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h
index b0f81ec..f8a6a78 100644
--- a/arch/powerpc/include/asm/immap_85xx.h
+++ b/arch/powerpc/include/asm/immap_85xx.h
@@ -2488,7 +2488,7 @@
 	u8	res11a[76];
 	par_io_t qe_par_io[7];
 	u8	res11b[1600];
-#elif defined(CONFIG_ARCH_P1021) || defined(CONFIG_P1025)
+#elif defined(CONFIG_ARCH_P1021) || defined(CONFIG_ARCH_P1025)
 	u8      res11a[12];
 	u32     iovselsr;
 	u8      res11b[60];