1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /** 3 * Copyright (C) ST-Ericsson SA 2010 4 * Author: Shujuan Chen <shujuan.chen@stericsson.com> for ST-Ericsson. 5 * Author: Jonas Linde <jonas.linde@stericsson.com> for ST-Ericsson. 6 * Author: Joakim Bech <joakim.xx.bech@stericsson.com> for ST-Ericsson. 7 * Author: Berne Hebark <berne.herbark@stericsson.com> for ST-Ericsson. 8 * Author: Niklas Hernaeus <niklas.hernaeus@stericsson.com> for ST-Ericsson. 9 */ 10 11 #ifndef _CRYP_P_H_ 12 #define _CRYP_P_H_ 13 14 #include <linux/io.h> 15 #include <linux/bitops.h> 16 17 #include "cryp.h" 18 #include "cryp_irqp.h" 19 20 /** 21 * Generic Macros 22 */ 23 #define CRYP_SET_BITS(reg_name, mask) \ 24 writel_relaxed((readl_relaxed(reg_name) | mask), reg_name) 25 26 #define CRYP_WRITE_BIT(reg_name, val, mask) \ 27 writel_relaxed(((readl_relaxed(reg_name) & ~(mask)) |\ 28 ((val) & (mask))), reg_name) 29 30 #define CRYP_TEST_BITS(reg_name, val) \ 31 (readl_relaxed(reg_name) & (val)) 32 33 #define CRYP_PUT_BITS(reg, val, shift, mask) \ 34 writel_relaxed(((readl_relaxed(reg) & ~(mask)) | \ 35 (((u32)val << shift) & (mask))), reg) 36 37 /** 38 * CRYP specific Macros 39 */ 40 #define CRYP_PERIPHERAL_ID0 0xE3 41 #define CRYP_PERIPHERAL_ID1 0x05 42 43 #define CRYP_PERIPHERAL_ID2_DB8500 0x28 44 #define CRYP_PERIPHERAL_ID3 0x00 45 46 #define CRYP_PCELL_ID0 0x0D 47 #define CRYP_PCELL_ID1 0xF0 48 #define CRYP_PCELL_ID2 0x05 49 #define CRYP_PCELL_ID3 0xB1 50 51 /** 52 * CRYP register default values 53 */ 54 #define MAX_DEVICE_SUPPORT 2 55 56 /* Priv set, keyrden set and datatype 8bits swapped set as default. */ 57 #define CRYP_CR_DEFAULT 0x0482 58 #define CRYP_DMACR_DEFAULT 0x0 59 #define CRYP_IMSC_DEFAULT 0x0 60 #define CRYP_DIN_DEFAULT 0x0 61 #define CRYP_DOUT_DEFAULT 0x0 62 #define CRYP_KEY_DEFAULT 0x0 63 #define CRYP_INIT_VECT_DEFAULT 0x0 64 65 /** 66 * CRYP Control register specific mask 67 */ 68 #define CRYP_CR_SECURE_MASK BIT(0) 69 #define CRYP_CR_PRLG_MASK BIT(1) 70 #define CRYP_CR_ALGODIR_MASK BIT(2) 71 #define CRYP_CR_ALGOMODE_MASK (BIT(5) | BIT(4) | BIT(3)) 72 #define CRYP_CR_DATATYPE_MASK (BIT(7) | BIT(6)) 73 #define CRYP_CR_KEYSIZE_MASK (BIT(9) | BIT(8)) 74 #define CRYP_CR_KEYRDEN_MASK BIT(10) 75 #define CRYP_CR_KSE_MASK BIT(11) 76 #define CRYP_CR_START_MASK BIT(12) 77 #define CRYP_CR_INIT_MASK BIT(13) 78 #define CRYP_CR_FFLUSH_MASK BIT(14) 79 #define CRYP_CR_CRYPEN_MASK BIT(15) 80 #define CRYP_CR_CONTEXT_SAVE_MASK (CRYP_CR_SECURE_MASK |\ 81 CRYP_CR_PRLG_MASK |\ 82 CRYP_CR_ALGODIR_MASK |\ 83 CRYP_CR_ALGOMODE_MASK |\ 84 CRYP_CR_DATATYPE_MASK |\ 85 CRYP_CR_KEYSIZE_MASK |\ 86 CRYP_CR_KEYRDEN_MASK |\ 87 CRYP_CR_DATATYPE_MASK) 88 89 90 #define CRYP_SR_INFIFO_READY_MASK (BIT(0) | BIT(1)) 91 #define CRYP_SR_IFEM_MASK BIT(0) 92 #define CRYP_SR_BUSY_MASK BIT(4) 93 94 /** 95 * Bit position used while setting bits in register 96 */ 97 #define CRYP_CR_PRLG_POS 1 98 #define CRYP_CR_ALGODIR_POS 2 99 #define CRYP_CR_ALGOMODE_POS 3 100 #define CRYP_CR_DATATYPE_POS 6 101 #define CRYP_CR_KEYSIZE_POS 8 102 #define CRYP_CR_KEYRDEN_POS 10 103 #define CRYP_CR_KSE_POS 11 104 #define CRYP_CR_START_POS 12 105 #define CRYP_CR_INIT_POS 13 106 #define CRYP_CR_CRYPEN_POS 15 107 108 #define CRYP_SR_BUSY_POS 4 109 110 /** 111 * CRYP PCRs------PC_NAND control register 112 * BIT_MASK 113 */ 114 #define CRYP_DMA_REQ_MASK (BIT(1) | BIT(0)) 115 #define CRYP_DMA_REQ_MASK_POS 0 116 117 118 struct cryp_system_context { 119 /* CRYP Register structure */ 120 struct cryp_register *p_cryp_reg[MAX_DEVICE_SUPPORT]; 121 }; 122 123 #endif 124