On Mon, 2019-09-02 at 18:21 -0300, Ricardo Salveti wrote:
OP-TEE uses the memory region defined by the maximum DRAM address minus CONFIG_OPTEE_TZDRAM_SIZE, so subtract CONFIG_OPTEE_TZDRAM_SIZE from the available DRAM size to avoid conflicts.
Signed-off-by: Ricardo Salveti ricardo@foundries.io
board/toradex/apalis_imx6/apalis_imx6.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/board/toradex/apalis_imx6/apalis_imx6.c b/board/toradex/apalis_imx6/apalis_imx6.c index 6421a22c25..fa7fcc8d46 100644 --- a/board/toradex/apalis_imx6/apalis_imx6.c +++ b/board/toradex/apalis_imx6/apalis_imx6.c @@ -75,6 +75,11 @@ int dram_init(void) gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, (ulong)imx_ddr_size());
- /* Subtract the defined OPTEE runtime firmware length */
+#ifdef CONFIG_OPTEE_TZDRAM_SIZE
- gd->ram_size -= CONFIG_OPTEE_TZDRAM_SIZE;
+#endif
- return 0;
}
Acked-by: Max Krummenacher max.krummenacher@toradex.com