LS2080ARDB: QSPI boot: Secure Boot image validation

Adds header address for PPA to be validated during ESBC phase for
ARCH_LS2088 and QSPI_BOOT. Moves sec_init prior to ppa_init(). It
must be initialized before the PPA.

Signed-off-by: Udit Agarwal <udit.agarwal@nxp.com>
[YS: revised commit message]
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c
index 07ba026..666562d 100644
--- a/board/freescale/ls2080ardb/ls2080ardb.c
+++ b/board/freescale/ls2080ardb/ls2080ardb.c
@@ -218,6 +218,10 @@
 #ifdef CONFIG_FSL_QIXIS
 	QIXIS_WRITE(rst_ctl, QIXIS_RST_CTL_RESET_EN);
 #endif
+
+#ifdef CONFIG_FSL_CAAM
+	sec_init();
+#endif
 #ifdef CONFIG_FSL_LS_PPA
 	ppa_init();
 #endif