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2502709f60
CAAM module must be initialized in secure world before it can be used in non-secure world. Change-Id: I042893667ddef99d8b6fc3902847d516d8591996 Signed-off-by: Jacky Bai <ping.bai@nxp.com>
40 lines
1 KiB
C
40 lines
1 KiB
C
/*
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* Copyright (c) 2019, NXP. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <lib/mmio.h>
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#include <imx8m_caam.h>
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void imx8m_caam_init(void)
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{
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uint32_t sm_cmd;
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/* Dealloc part 0 and 2 with current DID */
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sm_cmd = (0 << SMC_PART_SHIFT | SMC_CMD_DEALLOC_PART);
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mmio_write_32(SM_CMD, sm_cmd);
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sm_cmd = (2 << SMC_PART_SHIFT | SMC_CMD_DEALLOC_PART);
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mmio_write_32(SM_CMD, sm_cmd);
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/* config CAAM JRaMID set MID to Cortex A */
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mmio_write_32(CAAM_JR0MID, CAAM_NS_MID);
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mmio_write_32(CAAM_JR1MID, CAAM_NS_MID);
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mmio_write_32(CAAM_JR2MID, CAAM_NS_MID);
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/* Alloc partition 0 writing SMPO and SMAGs */
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mmio_write_32(SM_P0_PERM, 0xff);
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mmio_write_32(SM_P0_SMAG2, 0xffffffff);
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mmio_write_32(SM_P0_SMAG1, 0xffffffff);
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/* Allocate page 0 and 1 to partition 0 with DID set */
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sm_cmd = (0 << SMC_PAGE_SHIFT | 0 << SMC_PART_SHIFT |
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SMC_CMD_ALLOC_PAGE);
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mmio_write_32(SM_CMD, sm_cmd);
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sm_cmd = (1 << SMC_PAGE_SHIFT | 0 << SMC_PART_SHIFT |
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SMC_CMD_ALLOC_PAGE);
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mmio_write_32(SM_CMD, sm_cmd);
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}
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