powerpc: P1020MBG: Separate from P1_P2_RDB_PC in Kconfig

Use TARGET_P1020MBG instead of sharing with TARGET_P1_P2_RDB_PC to
simplify Kconfig and other macros.

Remove macro CONFIG_P1020MBG.

Signed-off-by: York Sun <york.sun@nxp.com>
diff --git a/arch/powerpc/cpu/mpc85xx/Kconfig b/arch/powerpc/cpu/mpc85xx/Kconfig
index d0c57a1..636e26f 100644
--- a/arch/powerpc/cpu/mpc85xx/Kconfig
+++ b/arch/powerpc/cpu/mpc85xx/Kconfig
@@ -116,6 +116,11 @@
 	bool "Support P1023RDB"
 	select ARCH_P1023
 
+config TARGET_P1020MBG
+	bool "Support P1020MBG-PC"
+	select SUPPORT_SPL
+	select SUPPORT_TPL
+
 config TARGET_P1_P2_RDB_PC
 	bool "Support p1_p2_rdb_pc"
 	select SUPPORT_SPL
diff --git a/board/freescale/p1_p2_rdb_pc/Kconfig b/board/freescale/p1_p2_rdb_pc/Kconfig
index d3352d2..2c45560 100644
--- a/board/freescale/p1_p2_rdb_pc/Kconfig
+++ b/board/freescale/p1_p2_rdb_pc/Kconfig
@@ -1,4 +1,5 @@
-if TARGET_P1_P2_RDB_PC
+if TARGET_P1_P2_RDB_PC || \
+	TARGET_P1020MBG
 
 config SYS_BOARD
 	default "p1_p2_rdb_pc"
diff --git a/board/freescale/p1_p2_rdb_pc/ddr.c b/board/freescale/p1_p2_rdb_pc/ddr.c
index 1f3793b..a121256 100644
--- a/board/freescale/p1_p2_rdb_pc/ddr.c
+++ b/board/freescale/p1_p2_rdb_pc/ddr.c
@@ -78,7 +78,7 @@
 	.refresh_rate_ps = 7800000,
 	.tfaw_ps = 30000,
 };
-#elif (defined(CONFIG_P1020MBG) || defined(CONFIG_P1020RDB_PD))
+#elif (defined(CONFIG_TARGET_P1020MBG) || defined(CONFIG_P1020RDB_PD))
 /* Micron MT41J512M8_187E */
 dimm_params_t ddr_raw_timing = {
 	.n_ranks = 2,
diff --git a/board/freescale/p1_p2_rdb_pc/tlb.c b/board/freescale/p1_p2_rdb_pc/tlb.c
index 1c0008b..d88c06f 100644
--- a/board/freescale/p1_p2_rdb_pc/tlb.c
+++ b/board/freescale/p1_p2_rdb_pc/tlb.c
@@ -85,13 +85,13 @@
 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
 			0, 8, BOOKE_PAGESZ_1G, 1),
 
-#if defined(CONFIG_P1020MBG) || defined(CONFIG_P1020RDB_PD)
+#if defined(CONFIG_TARGET_P1020MBG) || defined(CONFIG_P1020RDB_PD)
 	/* 2G DDR on P1020MBG, map the second 1G */
 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
 			CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 			0, 9, BOOKE_PAGESZ_1G, 1),
-#endif /* P1020MBG */
+#endif /* TARGET_P1020MBG */
 #endif /* RAMBOOT/SPL */
 
 #ifdef CONFIG_SYS_INIT_L2_ADDR
diff --git a/configs/P1020MBG-PC_36BIT_SDCARD_defconfig b/configs/P1020MBG-PC_36BIT_SDCARD_defconfig
index 9858190..d3fb861 100644
--- a/configs/P1020MBG-PC_36BIT_SDCARD_defconfig
+++ b/configs/P1020MBG-PC_36BIT_SDCARD_defconfig
@@ -6,13 +6,13 @@
 CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL_ENV_SUPPORT=y
 CONFIG_MPC85xx=y
-CONFIG_TARGET_P1_P2_RDB_PC=y
+CONFIG_TARGET_P1020MBG=y
 CONFIG_PHYS_64BIT=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="P1020MBG,SDCARD"
+CONFIG_SYS_EXTRA_OPTIONS="SDCARD"
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y
 CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT=y
diff --git a/configs/P1020MBG-PC_36BIT_defconfig b/configs/P1020MBG-PC_36BIT_defconfig
index 3eb32f8..ccf8398 100644
--- a/configs/P1020MBG-PC_36BIT_defconfig
+++ b/configs/P1020MBG-PC_36BIT_defconfig
@@ -1,12 +1,11 @@
 CONFIG_PPC=y
 CONFIG_MPC85xx=y
-CONFIG_TARGET_P1_P2_RDB_PC=y
+CONFIG_TARGET_P1020MBG=y
 CONFIG_PHYS_64BIT=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="P1020MBG"
 CONFIG_BOOTDELAY=10
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_MMC=y
diff --git a/configs/P1020MBG-PC_SDCARD_defconfig b/configs/P1020MBG-PC_SDCARD_defconfig
index fe73db8..c9fdcc5 100644
--- a/configs/P1020MBG-PC_SDCARD_defconfig
+++ b/configs/P1020MBG-PC_SDCARD_defconfig
@@ -6,12 +6,12 @@
 CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL_ENV_SUPPORT=y
 CONFIG_MPC85xx=y
-CONFIG_TARGET_P1_P2_RDB_PC=y
+CONFIG_TARGET_P1020MBG=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="P1020MBG,SDCARD"
+CONFIG_SYS_EXTRA_OPTIONS="SDCARD"
 CONFIG_BOOTDELAY=10
 CONFIG_SPL=y
 CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT=y
diff --git a/configs/P1020MBG-PC_defconfig b/configs/P1020MBG-PC_defconfig
index 4f87745..c832993 100644
--- a/configs/P1020MBG-PC_defconfig
+++ b/configs/P1020MBG-PC_defconfig
@@ -1,11 +1,10 @@
 CONFIG_PPC=y
 CONFIG_MPC85xx=y
-CONFIG_TARGET_P1_P2_RDB_PC=y
+CONFIG_TARGET_P1020MBG=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_SYS_EXTRA_OPTIONS="P1020MBG"
 CONFIG_BOOTDELAY=10
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_MMC=y
diff --git a/include/configs/p1_p2_rdb_pc.h b/include/configs/p1_p2_rdb_pc.h
index 523af52..25f1967 100644
--- a/include/configs/p1_p2_rdb_pc.h
+++ b/include/configs/p1_p2_rdb_pc.h
@@ -10,7 +10,7 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
-#if defined(CONFIG_P1020MBG)
+#if defined(CONFIG_TARGET_P1020MBG)
 #define CONFIG_BOARDNAME "P1020MBG-PC"
 #define CONFIG_P1020
 #define CONFIG_VSC7385_ENET
@@ -336,7 +336,7 @@
 #define SPD_EEPROM_ADDRESS 0x52
 #undef CONFIG_FSL_DDR_INTERACTIVE
 
-#if (defined(CONFIG_P1020MBG) || defined(CONFIG_P1020RDB_PD))
+#if (defined(CONFIG_TARGET_P1020MBG) || defined(CONFIG_P1020RDB_PD))
 #define CONFIG_SYS_SDRAM_SIZE_LAW	LAW_SIZE_2G
 #define CONFIG_CHIP_SELECTS_PER_CTRL	2
 #else
@@ -406,7 +406,7 @@
 /*
  * Local Bus Definitions
  */
-#if (defined(CONFIG_P1020MBG) || defined(CONFIG_P1020RDB_PD))
+#if (defined(CONFIG_TARGET_P1020MBG) || defined(CONFIG_P1020RDB_PD))
 #define CONFIG_SYS_MAX_FLASH_SECT	512	/* 64M */
 #define CONFIG_SYS_FLASH_BASE		0xec000000
 #elif defined(CONFIG_P1020UTM)
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index b2db329..e2fddfa 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -3384,7 +3384,6 @@
 CONFIG_OTHBOOTARGS
 CONFIG_OVERWRITE_ETHADDR_ONCE
 CONFIG_P1020
-CONFIG_P1020MBG
 CONFIG_P1020RDB_PC
 CONFIG_P1020RDB_PD
 CONFIG_P1020UTM