imx: imx9: Support booting m33 from Acore
Add bootaux command to support on-demand booting M33 from u-boot.
It kicks M33 via ATF by "bootaux 0x201e0000 0"
Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/arch/arm/mach-imx/imx9/Makefile b/arch/arm/mach-imx/imx9/Makefile
index 41a2250..6d038a6 100644
--- a/arch/arm/mach-imx/imx9/Makefile
+++ b/arch/arm/mach-imx/imx9/Makefile
@@ -5,3 +5,7 @@
obj-y += lowlevel_init.o
obj-y += soc.o clock.o clock_root.o trdc.o
obj-$(CONFIG_AHAB_BOOT) += ahab.o
+
+#ifndef CONFIG_SPL_BUILD
+obj-y += imx_bootaux.o
+#endif