Convert CONFIG_SYS_FSL_ERRATUM_A010315 to Kconfig option

Move this option to Kconfig and clean up existing uses.

Signed-off-by: York Sun <york.sun@nxp.com>
CC: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c974db4..1bc45ed 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -820,16 +820,19 @@
 	bool "Support ls1021aqds"
 	select CPU_V7
 	select SUPPORT_SPL
+	select ARCH_LS1021A
 	select ARCH_SUPPORT_PSCI
 
 config TARGET_LS1021ATWR
 	bool "Support ls1021atwr"
 	select CPU_V7
 	select SUPPORT_SPL
+	select ARCH_LS1021A
 	select ARCH_SUPPORT_PSCI
 
 config TARGET_LS1043AQDS
 	bool "Support ls1043aqds"
+	select ARCH_LS1043A
 	select ARM64
 	select ARMV8_MULTIENTRY
 	select SUPPORT_SPL
@@ -838,6 +841,7 @@
 
 config TARGET_LS1043ARDB
 	bool "Support ls1043ardb"
+	select ARCH_LS1043A
 	select ARM64
 	select ARMV8_MULTIENTRY
 	select SUPPORT_SPL
@@ -948,6 +952,8 @@
 
 source "arch/arm/mach-mvebu/Kconfig"
 
+source "arch/arm/cpu/armv7/ls102xa/Kconfig"
+
 source "arch/arm/cpu/armv7/mx7/Kconfig"
 
 source "arch/arm/cpu/armv7/mx6/Kconfig"