xref: /rk3399_ARM-atf/plat/imx/imx8m/imx8m_caam.c (revision 2502709f60de5b182cf5bf25cad14953be650883)
1*2502709fSJacky Bai /*
2*2502709fSJacky Bai  * Copyright (c) 2019, NXP. All rights reserved.
3*2502709fSJacky Bai  *
4*2502709fSJacky Bai  * SPDX-License-Identifier: BSD-3-Clause
5*2502709fSJacky Bai  */
6*2502709fSJacky Bai 
7*2502709fSJacky Bai #include <lib/mmio.h>
8*2502709fSJacky Bai 
9*2502709fSJacky Bai #include <imx8m_caam.h>
10*2502709fSJacky Bai 
11*2502709fSJacky Bai void imx8m_caam_init(void)
12*2502709fSJacky Bai {
13*2502709fSJacky Bai 	uint32_t sm_cmd;
14*2502709fSJacky Bai 
15*2502709fSJacky Bai 	/* Dealloc part 0 and 2 with current DID */
16*2502709fSJacky Bai 	sm_cmd = (0 << SMC_PART_SHIFT | SMC_CMD_DEALLOC_PART);
17*2502709fSJacky Bai 	mmio_write_32(SM_CMD, sm_cmd);
18*2502709fSJacky Bai 
19*2502709fSJacky Bai 	sm_cmd = (2 << SMC_PART_SHIFT | SMC_CMD_DEALLOC_PART);
20*2502709fSJacky Bai 	mmio_write_32(SM_CMD, sm_cmd);
21*2502709fSJacky Bai 
22*2502709fSJacky Bai 	/* config CAAM JRaMID set MID to Cortex A */
23*2502709fSJacky Bai 	mmio_write_32(CAAM_JR0MID, CAAM_NS_MID);
24*2502709fSJacky Bai 	mmio_write_32(CAAM_JR1MID, CAAM_NS_MID);
25*2502709fSJacky Bai 	mmio_write_32(CAAM_JR2MID, CAAM_NS_MID);
26*2502709fSJacky Bai 
27*2502709fSJacky Bai 	/* Alloc partition 0 writing SMPO and SMAGs */
28*2502709fSJacky Bai 	mmio_write_32(SM_P0_PERM, 0xff);
29*2502709fSJacky Bai 	mmio_write_32(SM_P0_SMAG2, 0xffffffff);
30*2502709fSJacky Bai 	mmio_write_32(SM_P0_SMAG1, 0xffffffff);
31*2502709fSJacky Bai 
32*2502709fSJacky Bai 	/* Allocate page 0 and 1 to partition 0 with DID set */
33*2502709fSJacky Bai 	sm_cmd = (0 << SMC_PAGE_SHIFT | 0 << SMC_PART_SHIFT |
34*2502709fSJacky Bai 			SMC_CMD_ALLOC_PAGE);
35*2502709fSJacky Bai 	mmio_write_32(SM_CMD, sm_cmd);
36*2502709fSJacky Bai 
37*2502709fSJacky Bai 	sm_cmd = (1 << SMC_PAGE_SHIFT | 0 << SMC_PART_SHIFT |
38*2502709fSJacky Bai 			SMC_CMD_ALLOC_PAGE);
39*2502709fSJacky Bai 	mmio_write_32(SM_CMD, sm_cmd);
40*2502709fSJacky Bai }
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