41 lines
786 B
C
41 lines
786 B
C
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/*
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* Copyright 2021 NXP
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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*/
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#ifndef CSU_H
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#define CSU_H
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#define CSU_SEC_ACCESS_REG_OFFSET (0x0021CU)
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/* Macros defining access permissions to configure
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* the regions controlled by Central Security Unit.
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*/
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enum csu_cslx_access {
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CSU_NS_SUP_R = (0x8U),
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CSU_NS_SUP_W = (0x80U),
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CSU_NS_SUP_RW = (0x88U),
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CSU_NS_USER_R = (0x4U),
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CSU_NS_USER_W = (0x40U),
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CSU_NS_USER_RW = (0x44U),
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CSU_S_SUP_R = (0x2U),
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CSU_S_SUP_W = (0x20U),
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CSU_S_SUP_RW = (0x22U),
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CSU_S_USER_R = (0x1U),
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CSU_S_USER_W = (0x10U),
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CSU_S_USER_RW = (0x11U),
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CSU_ALL_RW = (0xffU),
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};
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struct csu_ns_dev_st {
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uintptr_t ind;
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uint32_t val;
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};
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void enable_layerscape_ns_access(struct csu_ns_dev_st *csu_ns_dev,
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uint32_t num, uintptr_t nxp_csu_addr);
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#endif
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