1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (C) 2015 Reinhard Pfau <reinhard.pfau@gdsys.cc> 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef _MVEBU_EFUSE_H 8*4882a593Smuzhiyun #define _MVEBU_EFUSE_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include <common.h> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun struct efuse_val { 13*4882a593Smuzhiyun union { 14*4882a593Smuzhiyun struct { 15*4882a593Smuzhiyun u8 d[8]; 16*4882a593Smuzhiyun } bytes; 17*4882a593Smuzhiyun struct { 18*4882a593Smuzhiyun u16 d[4]; 19*4882a593Smuzhiyun } words; 20*4882a593Smuzhiyun struct { 21*4882a593Smuzhiyun u32 d[2]; 22*4882a593Smuzhiyun } dwords; 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun u32 lock; 25*4882a593Smuzhiyun }; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun #if defined(CONFIG_ARMADA_38X) 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun enum efuse_line { 30*4882a593Smuzhiyun EFUSE_LINE_SECURE_BOOT = 24, 31*4882a593Smuzhiyun EFUSE_LINE_PUBKEY_DIGEST_0 = 26, 32*4882a593Smuzhiyun EFUSE_LINE_PUBKEY_DIGEST_1 = 27, 33*4882a593Smuzhiyun EFUSE_LINE_PUBKEY_DIGEST_2 = 28, 34*4882a593Smuzhiyun EFUSE_LINE_PUBKEY_DIGEST_3 = 29, 35*4882a593Smuzhiyun EFUSE_LINE_PUBKEY_DIGEST_4 = 30, 36*4882a593Smuzhiyun EFUSE_LINE_CSK_0_VALID = 31, 37*4882a593Smuzhiyun EFUSE_LINE_CSK_1_VALID = 32, 38*4882a593Smuzhiyun EFUSE_LINE_CSK_2_VALID = 33, 39*4882a593Smuzhiyun EFUSE_LINE_CSK_3_VALID = 34, 40*4882a593Smuzhiyun EFUSE_LINE_CSK_4_VALID = 35, 41*4882a593Smuzhiyun EFUSE_LINE_CSK_5_VALID = 36, 42*4882a593Smuzhiyun EFUSE_LINE_CSK_6_VALID = 37, 43*4882a593Smuzhiyun EFUSE_LINE_CSK_7_VALID = 38, 44*4882a593Smuzhiyun EFUSE_LINE_CSK_8_VALID = 39, 45*4882a593Smuzhiyun EFUSE_LINE_CSK_9_VALID = 40, 46*4882a593Smuzhiyun EFUSE_LINE_CSK_10_VALID = 41, 47*4882a593Smuzhiyun EFUSE_LINE_CSK_11_VALID = 42, 48*4882a593Smuzhiyun EFUSE_LINE_CSK_12_VALID = 43, 49*4882a593Smuzhiyun EFUSE_LINE_CSK_13_VALID = 44, 50*4882a593Smuzhiyun EFUSE_LINE_CSK_14_VALID = 45, 51*4882a593Smuzhiyun EFUSE_LINE_CSK_15_VALID = 46, 52*4882a593Smuzhiyun EFUSE_LINE_FLASH_ID = 47, 53*4882a593Smuzhiyun EFUSE_LINE_BOX_ID = 48, 54*4882a593Smuzhiyun 55*4882a593Smuzhiyun EFUSE_LINE_MIN = 0, 56*4882a593Smuzhiyun EFUSE_LINE_MAX = 63, 57*4882a593Smuzhiyun }; 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun #endif 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun int mvebu_efuse_init_hw(void); 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun int mvebu_read_efuse(int nr, struct efuse_val *val); 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun int mvebu_write_efuse(int nr, struct efuse_val *val); 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun int mvebu_lock_efuse(int nr); 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun #endif 70