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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * Copyright (C) 2015 Reinhard Pfau <reinhard.pfau@gdsys.cc>
- */
- #ifndef _MVEBU_EFUSE_H
- #define _MVEBU_EFUSE_H
- #include <common.h>
- struct efuse_val {
- union {
- struct {
- u8 d[8];
- } bytes;
- struct {
- u16 d[4];
- } words;
- struct {
- u32 d[2];
- } dwords;
- };
- u32 lock;
- };
- #if defined(CONFIG_ARMADA_38X)
- enum efuse_line {
- EFUSE_LINE_SECURE_BOOT = 24,
- EFUSE_LINE_PUBKEY_DIGEST_0 = 26,
- EFUSE_LINE_PUBKEY_DIGEST_1 = 27,
- EFUSE_LINE_PUBKEY_DIGEST_2 = 28,
- EFUSE_LINE_PUBKEY_DIGEST_3 = 29,
- EFUSE_LINE_PUBKEY_DIGEST_4 = 30,
- EFUSE_LINE_CSK_0_VALID = 31,
- EFUSE_LINE_CSK_1_VALID = 32,
- EFUSE_LINE_CSK_2_VALID = 33,
- EFUSE_LINE_CSK_3_VALID = 34,
- EFUSE_LINE_CSK_4_VALID = 35,
- EFUSE_LINE_CSK_5_VALID = 36,
- EFUSE_LINE_CSK_6_VALID = 37,
- EFUSE_LINE_CSK_7_VALID = 38,
- EFUSE_LINE_CSK_8_VALID = 39,
- EFUSE_LINE_CSK_9_VALID = 40,
- EFUSE_LINE_CSK_10_VALID = 41,
- EFUSE_LINE_CSK_11_VALID = 42,
- EFUSE_LINE_CSK_12_VALID = 43,
- EFUSE_LINE_CSK_13_VALID = 44,
- EFUSE_LINE_CSK_14_VALID = 45,
- EFUSE_LINE_CSK_15_VALID = 46,
- EFUSE_LINE_FLASH_ID = 47,
- EFUSE_LINE_BOX_ID = 48,
- EFUSE_LINE_MIN = 0,
- EFUSE_LINE_MAX = 63,
- };
- #endif
- int mvebu_efuse_init_hw(void);
- int mvebu_read_efuse(int nr, struct efuse_val *val);
- int mvebu_write_efuse(int nr, struct efuse_val *val);
- int mvebu_lock_efuse(int nr);
- #endif
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