diff options
author | Silvano di Ninno <silvano.dininno@nxp.com> | 2018-05-17 17:05:19 +0200 |
---|---|---|
committer | Ye Li <ye.li@nxp.com> | 2018-05-23 04:15:59 -0700 |
commit | 95e018dc7eaf9735337c3aa35a3dc1910a86dbab (patch) | |
tree | f5d4d03b8ff8d907593fcda7f1ad919e4cbfc6e5 | |
parent | 2b00bc79aad84160d5c8fc2aa4a6baba5e67b94d (diff) |
MLK-18344: add OP-TEE support for i.Mx 8MM
like for i.MX 8mq ATF passes as argument to u-boot
the start and the length of the BL32 firmware.
u-boot uses this information to adjust the size of the DDR for linux.
Signed-off-by: Silvano di Ninno <silvano.dininno@nxp.com>
Acked-by: Peng Fan <peng.fan@nxp.com>
(cherry picked from commit e9ec5ea8dbe3d12b40ba22fe36400cfe98e1bd44)
-rw-r--r-- | arch/arm/mach-imx/imx8m/soc.c | 2 | ||||
-rw-r--r-- | board/freescale/imx8mm_evk/imx8mm_evk.c | 6 | ||||
-rw-r--r-- | include/configs/imx8mm_evk.h | 2 |
3 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c index dc024508f3..c31f75b1e9 100644 --- a/arch/arm/mach-imx/imx8m/soc.c +++ b/arch/arm/mach-imx/imx8m/soc.c @@ -248,6 +248,7 @@ static int ft_add_optee_node(void *fdt, bd_t *bd) int ft_system_setup(void *blob, bd_t *bd) { +#ifdef CONFIG_IMX8MQ int i = 0; int rc; int nodeoff; @@ -339,6 +340,7 @@ usb_modify_speed: "cpu-idle-states"); } } +#endif return ft_add_optee_node(blob, bd); } diff --git a/board/freescale/imx8mm_evk/imx8mm_evk.c b/board/freescale/imx8mm_evk/imx8mm_evk.c index 9d57b3b946..9fec297fc5 100644 --- a/board/freescale/imx8mm_evk/imx8mm_evk.c +++ b/board/freescale/imx8mm_evk/imx8mm_evk.c @@ -135,7 +135,11 @@ int board_postclk_init(void) int dram_init(void) { - gd->ram_size = PHYS_SDRAM_SIZE; + /* rom_pointer[1] contains the size of TEE occupies */ + if (rom_pointer[1]) + gd->ram_size = PHYS_SDRAM_SIZE - rom_pointer[1]; + else + gd->ram_size = PHYS_SDRAM_SIZE; return 0; } diff --git a/include/configs/imx8mm_evk.h b/include/configs/imx8mm_evk.h index 366ee02c3d..ae1dd6f696 100644 --- a/include/configs/imx8mm_evk.h +++ b/include/configs/imx8mm_evk.h @@ -316,4 +316,6 @@ #endif +#define CONFIG_OF_SYSTEM_SETUP + #endif |