1 files changed, 117 insertions, 0 deletions
diff --git a/plat/imx/imx8m/imx8mp/imx8mp_bl2_el3_setup.c b/plat/imx/imx8m/imx8mp/imx8mp_bl2_el3_setup.c
new file mode 100644
index 0000000..08cbeeb
--- /dev/null
+++ b/plat/imx/imx8m/imx8mp/imx8mp_bl2_el3_setup.c
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <stdbool.h>
+
+#include <arch_helpers.h>
+#include <common/bl_common.h>
+#include <common/debug.h>
+#include <common/desc_image_load.h>
+#include <common/tbbr/tbbr_img_def.h>
+#include <context.h>
+#include <drivers/arm/tzc380.h>
+#include <drivers/console.h>
+#include <drivers/generic_delay_timer.h>
+#include <drivers/mmc.h>
+#include <lib/el3_runtime/context_mgmt.h>
+#include <lib/mmio.h>
+#include <lib/optee_utils.h>
+#include <lib/xlat_tables/xlat_tables_v2.h>
+
+#include <imx8m_caam.h>
+#include "imx8mp_private.h"
+#include <imx_aipstz.h>
+#include <imx_rdc.h>
+#include <imx_uart.h>
+#include <plat/common/platform.h>
+#include <plat_imx8.h>
+#include <platform_def.h>
+
+
+static const struct aipstz_cfg aipstz[] = {
+	{IMX_AIPSTZ1, 0x77777777, 0x77777777, .opacr = {0x0, 0x0, 0x0, 0x0, 0x0}, },
+	{IMX_AIPSTZ2, 0x77777777, 0x77777777, .opacr = {0x0, 0x0, 0x0, 0x0, 0x0}, },
+	{IMX_AIPSTZ3, 0x77777777, 0x77777777, .opacr = {0x0, 0x0, 0x0, 0x0, 0x0}, },
+	{IMX_AIPSTZ4, 0x77777777, 0x77777777, .opacr = {0x0, 0x0, 0x0, 0x0, 0x0}, },
+	{0},
+};
+
+void bl2_el3_early_platform_setup(u_register_t arg0, u_register_t arg1,
+		u_register_t arg2, u_register_t arg3)
+{
+	static console_t console;
+	unsigned int i;
+
+	/* Enable CSU NS access permission */
+	for (i = 0U; i < 64; i++) {
+		mmio_write_32(IMX_CSU_BASE + i * 4, 0x00ff00ff);
+	}
+
+	imx_aipstz_init(aipstz);
+
+	console_imx_uart_register(IMX_BOOT_UART_BASE, IMX_BOOT_UART_CLK_IN_HZ,
+		IMX_CONSOLE_BAUDRATE, &console);
+
+	generic_delay_timer_init();
+
+	/* select the CKIL source to 32K OSC */
+	mmio_write_32(IMX_ANAMIX_BASE + ANAMIX_MISC_CTL, 0x1);
+
+	/* Open handles to a FIP image */
+	plat_imx_io_setup();
+}
+
+void bl2_el3_plat_arch_setup(void)
+{
+}
+
+void bl2_platform_setup(void)
+{
+}
+
+int bl2_plat_handle_post_image_load(unsigned int image_id)
+{
+	int err = 0;
+	bl_mem_params_node_t *bl_mem_params = get_bl_mem_params_node(image_id);
+	bl_mem_params_node_t *pager_mem_params = NULL;
+	bl_mem_params_node_t *paged_mem_params = NULL;
+
+	assert(bl_mem_params);
+
+	switch (image_id) {
+	case BL32_IMAGE_ID:
+		pager_mem_params = get_bl_mem_params_node(BL32_EXTRA1_IMAGE_ID);
+		assert(pager_mem_params);
+
+		paged_mem_params = get_bl_mem_params_node(BL32_EXTRA2_IMAGE_ID);
+		assert(paged_mem_params);
+
+		err = parse_optee_header(&bl_mem_params->ep_info,
+					 &pager_mem_params->image_info,
+					 &paged_mem_params->image_info);
+		if (err != 0) {
+			WARN("OPTEE header parse error.\n");
+		}
+
+		break;
+	default:
+		/* Do nothing in default case */
+		break;
+	}
+
+	return err;
+}
+
+unsigned int plat_get_syscnt_freq2(void)
+{
+	return COUNTER_FREQUENCY;
+}
+
+void bl2_plat_runtime_setup(void)
+{
+	return;
+}