When the board was added, enabling tzc380 was left off by
mistake. The optee was tested with the following configuration
in s2pro

+       firmware {
+               optee {
+                       compatible = "linaro,optee-tz";
+                       method = "smc";
+               };
+       };
+
+       reserved-memory {
+               #address-cells = <2>;
+               #size-cells = <2>;
+               ranges;
+
+               /* 6MiB */
+               optee_core@5f800000 {
+                       reg = <0x00 0x5f800000 0x00 0x600000>;
+               };
+
+               /* 2MiB */
+               optee_shm@5fe00000 {
+                       reg = <0x00 0x5fe00000 0x00 0x200000>;
+               };
+       };
+

Signed-off-by: Michael Trimarchi <mich...@amarulasolutions.com>
---
 board/bsh/imx8mn_smm_s2/spl.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/board/bsh/imx8mn_smm_s2/spl.c b/board/bsh/imx8mn_smm_s2/spl.c
index 097b60c055..549fc6992b 100644
--- a/board/bsh/imx8mn_smm_s2/spl.c
+++ b/board/bsh/imx8mn_smm_s2/spl.c
@@ -86,6 +86,8 @@ void board_init_f(ulong dummy)
 
        preloader_console_init();
 
+       enable_tzc380();
+
        /* DDR initialization */
        spl_dram_init();
 
-- 
2.25.1

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