arm-trusted-firmware/fdts/stm32mp15-fw-config.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
 * Copyright (c) 2021-2022, STMicroelectronics - All Rights Reserved
 */

#include <common/tbbr/tbbr_img_def.h>
#include <dt-bindings/soc/stm32mp15-tzc400.h>

#include <platform_def.h>

#ifndef DDR_SIZE
#error "DDR_SIZE is not defined"
#endif

#define DDR_NS_BASE	STM32MP_DDR_BASE
#ifdef AARCH32_SP_OPTEE
/* OP-TEE reserved shared memory: located at DDR top or null size */
#define DDR_SHARE_SIZE	STM32MP_DDR_SHMEM_SIZE
#define DDR_SHARE_BASE	(STM32MP_DDR_BASE + (DDR_SIZE - DDR_SHARE_SIZE))
/* OP-TEE secure memory: located right below OP-TEE reserved shared memory */
#define DDR_SEC_SIZE	STM32MP_DDR_S_SIZE
#define DDR_SEC_BASE	(DDR_SHARE_BASE - DDR_SEC_SIZE)
#define DDR_NS_SIZE	(DDR_SEC_BASE - DDR_NS_BASE)
#else /* !AARCH32_SP_OPTEE */
#define DDR_NS_SIZE	DDR_SIZE
#endif /* AARCH32_SP_OPTEE */

/dts-v1/;

/ {
	dtb-registry {
		compatible = "fconf,dyn_cfg-dtb_registry";

		hw-config {
			load-address = <0x0 STM32MP_HW_CONFIG_BASE>;
			max-size = <STM32MP_HW_CONFIG_MAX_SIZE>;
			id = <HW_CONFIG_ID>;
		};

		nt_fw {
			load-address = <0x0 STM32MP_BL33_BASE>;
			max-size = <STM32MP_BL33_MAX_SIZE>;
			id = <BL33_IMAGE_ID>;
		};

#ifdef AARCH32_SP_OPTEE
		tos_fw {
			load-address = <0x0 STM32MP_OPTEE_BASE>;
			max-size = <STM32MP_OPTEE_SIZE>;
			id = <BL32_IMAGE_ID>;
		};
#else
		tos_fw {
			load-address = <0x0 STM32MP_BL32_BASE>;
			max-size = <STM32MP_BL32_SIZE>;
			id = <BL32_IMAGE_ID>;
		};

		tos_fw-config {
			load-address = <0x0 STM32MP_BL32_DTB_BASE>;
			max-size = <STM32MP_BL32_DTB_SIZE>;
			id = <TOS_FW_CONFIG_ID>;
		};
#endif
	};

	st-mem-firewall {
		compatible = "st,mem-firewall";
#ifdef AARCH32_SP_OPTEE
		memory-ranges = <
			DDR_NS_BASE DDR_NS_SIZE TZC_REGION_S_NONE TZC_REGION_NSEC_ALL_ACCESS_RDWR
			DDR_SEC_BASE DDR_SEC_SIZE TZC_REGION_S_RDWR 0
#if STM32MP15_OPTEE_RSV_SHM
			DDR_SHARE_BASE DDR_SHARE_SIZE TZC_REGION_S_NONE
			TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_A7_ID)
#endif
			>;
#else
		memory-ranges = <
			DDR_NS_BASE DDR_NS_SIZE TZC_REGION_S_NONE TZC_REGION_NSEC_ALL_ACCESS_RDWR>;
#endif
	};
};