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1 /*
2  * Copyright 2021 NXP
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  *
6  */
7 
8 #if !defined(FUSE_PROV_H) && defined(POLICY_FUSE_PROVISION)
9 #define FUSE_PROV_H
10 
11 #include <endian.h>
12 #include <lib/mmio.h>
13 
14 #define MASK_NONE		U(0xFFFFFFFF)
15 #define ERROR_WRITE		U(0xA)
16 #define ERROR_ALREADY_BLOWN	U(0xB)
17 
18 /* Flag bit shifts */
19 #define FLAG_POVDD_SHIFT	U(0)
20 #define FLAG_SYSCFG_SHIFT	U(1)
21 #define FLAG_SRKH_SHIFT		U(2)
22 #define FLAG_MC_SHIFT		U(3)
23 #define FLAG_DCV0_SHIFT		U(4)
24 #define FLAG_DCV1_SHIFT		U(5)
25 #define FLAG_DRV0_SHIFT		U(6)
26 #define FLAG_DRV1_SHIFT		U(7)
27 #define FLAG_OUID0_SHIFT	U(8)
28 #define FLAG_OUID1_SHIFT	U(9)
29 #define FLAG_OUID2_SHIFT	U(10)
30 #define FLAG_OUID3_SHIFT	U(11)
31 #define FLAG_OUID4_SHIFT	U(12)
32 #define FLAG_DBG_LVL_SHIFT	U(13)
33 #define FLAG_OTPMK_SHIFT	U(16)
34 #define FLAG_OUID_MASK		U(0x1F)
35 #define FLAG_DEBUG_MASK		U(0xF)
36 #define FLAG_OTPMK_MASK		U(0xF)
37 
38 /* OTPMK flag values */
39 #define PROG_OTPMK_MIN		U(0x0)
40 #define PROG_OTPMK_RANDOM	U(0x1)
41 #define PROG_OTPMK_USER		U(0x2)
42 #define PROG_OTPMK_RANDOM_MIN	U(0x5)
43 #define PROG_OTPMK_USER_MIN	U(0x6)
44 #define PROG_NO_OTPMK		U(0x8)
45 
46 #define OTPMK_MIM_BITS_MASK	U(0xF0000000)
47 
48 /* System configuration bit shifts */
49 #define SCB_WP_SHIFT		U(0)
50 #define SCB_ITS_SHIFT		U(2)
51 #define SCB_NSEC_SHIFT		U(4)
52 #define SCB_ZD_SHIFT		U(5)
53 #define SCB_K0_SHIFT		U(15)
54 #define SCB_K1_SHIFT		U(14)
55 #define SCB_K2_SHIFT		U(13)
56 #define SCB_K3_SHIFT		U(12)
57 #define SCB_K4_SHIFT		U(11)
58 #define SCB_K5_SHIFT		U(10)
59 #define SCB_K6_SHIFT		U(9)
60 #define SCB_FR0_SHIFT		U(30)
61 #define SCB_FR1_SHIFT		U(31)
62 
63 /* Fuse Header Structure */
64 struct fuse_hdr_t {
65 	uint8_t barker[4];          /* 0x00 Barker code */
66 	uint32_t flags;             /* 0x04 Script flags */
67 	uint32_t povdd_gpio;        /* 0x08 GPIO for POVDD */
68 	uint32_t otpmk[8];          /* 0x0C-0x2B OTPMK */
69 	uint32_t srkh[8];           /* 0x2C-0x4B SRKH */
70 	uint32_t oem_uid[5];        /* 0x4C-0x5F OEM unique id's */
71 	uint32_t dcv[2];            /* 0x60-0x67 Debug Challenge */
72 	uint32_t drv[2];            /* 0x68-0x6F Debug Response */
73 	uint32_t ospr1;             /* 0x70 OSPR1 */
74 	uint32_t sc;                /* 0x74 OSPR0 (System Configuration) */
75 	uint32_t reserved[2];       /* 0x78-0x7F Reserved */
76 };
77 
78 /* Function to do fuse provisioning */
79 int provision_fuses(unsigned long long fuse_scr_addr,
80 		    bool en_povdd_status);
81 
82 #define EFUSE_POWERUP_DELAY_mSec	U(25)
83 #endif	/* FUSE_PROV_H  */
84