keystone2: Move target selection to Kconfig

The config option TARGET_K2x_EVM is set by the k2x defconfigs to pick
a board target, but the header configs also set K2x_EVM. This config
is redundant, remove it and use TARGET_K2x_EVM everywhere in its place.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/arch/arm/mach-keystone/Makefile b/arch/arm/mach-keystone/Makefile
index b2ffe5b..8253a3b 100644
--- a/arch/arm/mach-keystone/Makefile
+++ b/arch/arm/mach-keystone/Makefile
@@ -18,5 +18,5 @@
 obj-y	+= msmc.o
 obj-y	+= ddr3.o
 obj-y	+= keystone.o
-obj-$(CONFIG_K2E_EVM) += ddr3_spd.o
-obj-$(CONFIG_K2HK_EVM) += ddr3_spd.o
+obj-$(CONFIG_TARGET_K2E_EVM) += ddr3_spd.o
+obj-$(CONFIG_TARGET_K2HK_EVM) += ddr3_spd.o
diff --git a/board/ti/ks2_evm/Makefile b/board/ti/ks2_evm/Makefile
index 7ef2d2b..879f8b5 100644
--- a/board/ti/ks2_evm/Makefile
+++ b/board/ti/ks2_evm/Makefile
@@ -6,12 +6,12 @@
 #
 
 obj-y += board.o
-obj-$(CONFIG_K2HK_EVM) += board_k2hk.o
-obj-$(CONFIG_K2HK_EVM) += ddr3_k2hk.o
-obj-$(CONFIG_K2E_EVM) += board_k2e.o
-obj-$(CONFIG_K2E_EVM) += ddr3_k2e.o
-obj-$(CONFIG_K2L_EVM) += board_k2l.o
-obj-$(CONFIG_K2L_EVM) += ddr3_k2l.o
-obj-$(CONFIG_K2L_EVM) += ddr3_cfg.o
-obj-$(CONFIG_K2G_EVM) += board_k2g.o
-obj-$(CONFIG_K2G_EVM) += ddr3_k2g.o
+obj-$(CONFIG_TARGET_K2HK_EVM) += board_k2hk.o
+obj-$(CONFIG_TARGET_K2HK_EVM) += ddr3_k2hk.o
+obj-$(CONFIG_TARGET_K2E_EVM) += board_k2e.o
+obj-$(CONFIG_TARGET_K2E_EVM) += ddr3_k2e.o
+obj-$(CONFIG_TARGET_K2L_EVM) += board_k2l.o
+obj-$(CONFIG_TARGET_K2L_EVM) += ddr3_k2l.o
+obj-$(CONFIG_TARGET_K2L_EVM) += ddr3_cfg.o
+obj-$(CONFIG_TARGET_K2G_EVM) += board_k2g.o
+obj-$(CONFIG_TARGET_K2G_EVM) += ddr3_k2g.o
diff --git a/include/configs/k2e_evm.h b/include/configs/k2e_evm.h
index 8d6471a..777f225 100644
--- a/include/configs/k2e_evm.h
+++ b/include/configs/k2e_evm.h
@@ -12,7 +12,6 @@
 
 /* Platform type */
 #define CONFIG_SOC_K2E
-#define CONFIG_K2E_EVM
 
 /* U-Boot general configuration */
 #define CONFIG_EXTRA_ENV_KS2_BOARD_SETTINGS				\
diff --git a/include/configs/k2g_evm.h b/include/configs/k2g_evm.h
index a145445..2da0d8d 100644
--- a/include/configs/k2g_evm.h
+++ b/include/configs/k2g_evm.h
@@ -12,7 +12,6 @@
 
 /* Platform type */
 #define CONFIG_SOC_K2G
-#define CONFIG_K2G_EVM
 
 /* U-Boot general configuration */
 #define CONFIG_EXTRA_ENV_KS2_BOARD_SETTINGS				\
diff --git a/include/configs/k2hk_evm.h b/include/configs/k2hk_evm.h
index 913d454..4adb119 100644
--- a/include/configs/k2hk_evm.h
+++ b/include/configs/k2hk_evm.h
@@ -12,7 +12,6 @@
 
 /* Platform type */
 #define CONFIG_SOC_K2HK
-#define CONFIG_K2HK_EVM
 
 /* U-Boot general configuration */
 #define CONFIG_EXTRA_ENV_KS2_BOARD_SETTINGS				\
diff --git a/include/configs/k2l_evm.h b/include/configs/k2l_evm.h
index 395e61c..9bdd565 100644
--- a/include/configs/k2l_evm.h
+++ b/include/configs/k2l_evm.h
@@ -12,7 +12,6 @@
 
 /* Platform type */
 #define CONFIG_SOC_K2L
-#define CONFIG_K2L_EVM
 
 /* U-Boot general configuration */
 #define CONFIG_EXTRA_ENV_KS2_BOARD_SETTINGS				\