Use recently introduced imx8mp_load_and_start_image_via_tfa() instead
of open coding it. With this we gain image loading via USB for the
i.MX8MP-EVK board.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
arch/arm/boards/nxp-imx8mp-evk/lowlevel.c | 34 ++---------------------
1 file changed, 2 insertions(+), 32 deletions(-)
diff --git a/arch/arm/boards/nxp-imx8mp-evk/lowlevel.c b/arch/arm/boards/nxp-imx8mp-evk/lowlevel.c
index 3306392e9e..df4925f533 100644
--- a/arch/arm/boards/nxp-imx8mp-evk/lowlevel.c
+++ b/arch/arm/boards/nxp-imx8mp-evk/lowlevel.c
@@ -22,6 +22,7 @@
#include <mfd/pca9450.h>
#include <soc/imx8m/ddr.h>
#include <soc/fsl/fsl_udc.h>
+#include <soc/imx8m.h>
extern char __dtb_z_imx8mp_evk_start[];
@@ -104,11 +105,6 @@ extern struct dram_timing_info imx8mp_evk_dram_timing;
static void start_atf(void)
{
- size_t bl31_size;
- const u8 *bl31;
- enum bootsource src;
- int instance;
-
/*
* If we are in EL3 we are running for the first time and need to
* initialize the DRAM and run TF-A (BL31). The TF-A will then jump
@@ -121,33 +117,7 @@ static void start_atf(void)
imx8mp_ddr_init(&imx8mp_evk_dram_timing, DRAM_TYPE_LPDDR4);
- imx8mp_get_boot_source(&src, &instance);
- switch (src) {
- case BOOTSOURCE_MMC:
- imx8mp_esdhc_load_image(instance, false);
- break;
- default:
- printf("Unhandled bootsource BOOTSOURCE_%d\n", src);
- hang();
- }
-
-
- /*
- * On completion the TF-A will jump to MX8M_ATF_BL33_BASE_ADDR
- * in EL2. Copy the image there, but replace the PBL part of
- * that image with ourselves. On a high assurance boot only the
- * currently running code is validated and contains the checksum
- * for the piggy data, so we need to ensure that we are running
- * the same code in DRAM.
- */
- memcpy((void *)MX8M_ATF_BL33_BASE_ADDR,
- __image_start, barebox_pbl_size);
-
- get_builtin_firmware(imx8mp_bl31_bin, &bl31, &bl31_size);
-
- imx8mp_atf_load_bl31(bl31, bl31_size);
-
- /* not reached */
+ imx8mp_load_and_start_image_via_tfa();
}
/*
--
2.30.2
