armv8: fsl-layerscape: Support loading PPA header from eMMC/SD and NAND Flash

Add Kconfig option to support loading PPA header from eMMC/SD and
NAND Flash.

Signed-off-by: Sumit Garg <sumit.garg@nxp.com>
Signed-off-by: Udit Agarwal <udit.agarwal@nxp.com>
Tested-by: Vinitha Pillai <vinitha.pillai@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/cpu/armv8/fsl-layerscape/Kconfig

@@ -182,12 +182,22 @@ config SYS_LS_PPA_ESBC_ADDR
 	default 0x40740000 if SYS_LS_PPA_FW_IN_XIP && ARCH_LS1046A
 	default 0x40480000 if SYS_LS_PPA_FW_IN_XIP && ARCH_LS1012A
 	default 0x580c40000 if SYS_LS_PPA_FW_IN_XIP && FSL_LSCH3
+	default 0x700000 if SYS_LS_PPA_FW_IN_MMC
+	default 0x700000 if SYS_LS_PPA_FW_IN_NAND
 	help
 	  If the PPA header firmware locate at XIP flash, such as NOR or
 	  QSPI flash, this address is a directly memory-mapped.
 	  If it is in a serial accessed flash, such as NAND and SD
 	  card, it is a byte offset.
 
+config LS_PPA_ESBC_HDR_SIZE
+	hex "Length of PPA ESBC header"
+	depends on FSL_LS_PPA && CHAIN_OF_TRUST && !SYS_LS_PPA_FW_IN_XIP
+	default 0x2000
+	help
+	  Length (in bytes) of PPA ESBC header to be copied from MMC/SD or
+	  NAND to memory to validate PPA image.
+
 endmenu
 
 config SYS_FSL_ERRATUM_A010315