armv8: ls1043aqds: Integrate FSL PPA

The PPA is a EL3 firmware, which support PSCI, hotplug,
power-management features etc.
Signed-off-by: NHou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: NYork Sun <york.sun@nxp.com>

board/freescale/ls1043aqds/ls1043aqds.c

@@ -11,6 +11,7 @@
 #include <asm/io.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/fsl_serdes.h>
+#include <asm/arch/ppa.h>
 #include <asm/arch/fdt.h>
 #include <asm/arch/mmu.h>
 #include <asm/arch/soc.h>
@@ -325,6 +326,10 @@ int board_init(void)
 	config_serdes_mux();
 #endif
 
+#ifdef CONFIG_FSL_LS_PPA
+	ppa_init();
+#endif
+
 	return 0;
 }