xref: /OK3568_Linux_fs/kernel/drivers/crypto/ux500/cryp/cryp_p.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /**
3*4882a593Smuzhiyun  * Copyright (C) ST-Ericsson SA 2010
4*4882a593Smuzhiyun  * Author: Shujuan Chen <shujuan.chen@stericsson.com> for ST-Ericsson.
5*4882a593Smuzhiyun  * Author: Jonas Linde <jonas.linde@stericsson.com> for ST-Ericsson.
6*4882a593Smuzhiyun  * Author: Joakim Bech <joakim.xx.bech@stericsson.com> for ST-Ericsson.
7*4882a593Smuzhiyun  * Author: Berne Hebark <berne.herbark@stericsson.com> for ST-Ericsson.
8*4882a593Smuzhiyun  * Author: Niklas Hernaeus <niklas.hernaeus@stericsson.com> for ST-Ericsson.
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifndef _CRYP_P_H_
12*4882a593Smuzhiyun #define _CRYP_P_H_
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include <linux/io.h>
15*4882a593Smuzhiyun #include <linux/bitops.h>
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #include "cryp.h"
18*4882a593Smuzhiyun #include "cryp_irqp.h"
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun /**
21*4882a593Smuzhiyun  * Generic Macros
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun #define CRYP_SET_BITS(reg_name, mask) \
24*4882a593Smuzhiyun 	writel_relaxed((readl_relaxed(reg_name) | mask), reg_name)
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #define CRYP_WRITE_BIT(reg_name, val, mask) \
27*4882a593Smuzhiyun 	writel_relaxed(((readl_relaxed(reg_name) & ~(mask)) |\
28*4882a593Smuzhiyun 			((val) & (mask))), reg_name)
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define CRYP_TEST_BITS(reg_name, val) \
31*4882a593Smuzhiyun 	(readl_relaxed(reg_name) & (val))
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define CRYP_PUT_BITS(reg, val, shift, mask) \
34*4882a593Smuzhiyun 	writel_relaxed(((readl_relaxed(reg) & ~(mask)) | \
35*4882a593Smuzhiyun 		(((u32)val << shift) & (mask))), reg)
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun /**
38*4882a593Smuzhiyun  * CRYP specific Macros
39*4882a593Smuzhiyun  */
40*4882a593Smuzhiyun #define CRYP_PERIPHERAL_ID0		0xE3
41*4882a593Smuzhiyun #define CRYP_PERIPHERAL_ID1		0x05
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #define CRYP_PERIPHERAL_ID2_DB8500	0x28
44*4882a593Smuzhiyun #define CRYP_PERIPHERAL_ID3		0x00
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun #define CRYP_PCELL_ID0			0x0D
47*4882a593Smuzhiyun #define CRYP_PCELL_ID1			0xF0
48*4882a593Smuzhiyun #define CRYP_PCELL_ID2			0x05
49*4882a593Smuzhiyun #define CRYP_PCELL_ID3			0xB1
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun /**
52*4882a593Smuzhiyun  * CRYP register default values
53*4882a593Smuzhiyun  */
54*4882a593Smuzhiyun #define MAX_DEVICE_SUPPORT		2
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun /* Priv set, keyrden set and datatype 8bits swapped set as default. */
57*4882a593Smuzhiyun #define CRYP_CR_DEFAULT			0x0482
58*4882a593Smuzhiyun #define CRYP_DMACR_DEFAULT		0x0
59*4882a593Smuzhiyun #define CRYP_IMSC_DEFAULT		0x0
60*4882a593Smuzhiyun #define CRYP_DIN_DEFAULT		0x0
61*4882a593Smuzhiyun #define CRYP_DOUT_DEFAULT		0x0
62*4882a593Smuzhiyun #define CRYP_KEY_DEFAULT		0x0
63*4882a593Smuzhiyun #define CRYP_INIT_VECT_DEFAULT		0x0
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun /**
66*4882a593Smuzhiyun  * CRYP Control register specific mask
67*4882a593Smuzhiyun  */
68*4882a593Smuzhiyun #define CRYP_CR_SECURE_MASK		BIT(0)
69*4882a593Smuzhiyun #define CRYP_CR_PRLG_MASK		BIT(1)
70*4882a593Smuzhiyun #define CRYP_CR_ALGODIR_MASK		BIT(2)
71*4882a593Smuzhiyun #define CRYP_CR_ALGOMODE_MASK		(BIT(5) | BIT(4) | BIT(3))
72*4882a593Smuzhiyun #define CRYP_CR_DATATYPE_MASK		(BIT(7) | BIT(6))
73*4882a593Smuzhiyun #define CRYP_CR_KEYSIZE_MASK		(BIT(9) | BIT(8))
74*4882a593Smuzhiyun #define CRYP_CR_KEYRDEN_MASK		BIT(10)
75*4882a593Smuzhiyun #define CRYP_CR_KSE_MASK		BIT(11)
76*4882a593Smuzhiyun #define CRYP_CR_START_MASK		BIT(12)
77*4882a593Smuzhiyun #define CRYP_CR_INIT_MASK		BIT(13)
78*4882a593Smuzhiyun #define CRYP_CR_FFLUSH_MASK		BIT(14)
79*4882a593Smuzhiyun #define CRYP_CR_CRYPEN_MASK		BIT(15)
80*4882a593Smuzhiyun #define CRYP_CR_CONTEXT_SAVE_MASK	(CRYP_CR_SECURE_MASK |\
81*4882a593Smuzhiyun 					 CRYP_CR_PRLG_MASK |\
82*4882a593Smuzhiyun 					 CRYP_CR_ALGODIR_MASK |\
83*4882a593Smuzhiyun 					 CRYP_CR_ALGOMODE_MASK |\
84*4882a593Smuzhiyun 					 CRYP_CR_DATATYPE_MASK |\
85*4882a593Smuzhiyun 					 CRYP_CR_KEYSIZE_MASK |\
86*4882a593Smuzhiyun 					 CRYP_CR_KEYRDEN_MASK |\
87*4882a593Smuzhiyun 					 CRYP_CR_DATATYPE_MASK)
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun 
90*4882a593Smuzhiyun #define CRYP_SR_INFIFO_READY_MASK	(BIT(0) | BIT(1))
91*4882a593Smuzhiyun #define CRYP_SR_IFEM_MASK		BIT(0)
92*4882a593Smuzhiyun #define CRYP_SR_BUSY_MASK		BIT(4)
93*4882a593Smuzhiyun 
94*4882a593Smuzhiyun /**
95*4882a593Smuzhiyun  * Bit position used while setting bits in register
96*4882a593Smuzhiyun  */
97*4882a593Smuzhiyun #define CRYP_CR_PRLG_POS		1
98*4882a593Smuzhiyun #define CRYP_CR_ALGODIR_POS		2
99*4882a593Smuzhiyun #define CRYP_CR_ALGOMODE_POS		3
100*4882a593Smuzhiyun #define CRYP_CR_DATATYPE_POS		6
101*4882a593Smuzhiyun #define CRYP_CR_KEYSIZE_POS		8
102*4882a593Smuzhiyun #define CRYP_CR_KEYRDEN_POS		10
103*4882a593Smuzhiyun #define CRYP_CR_KSE_POS			11
104*4882a593Smuzhiyun #define CRYP_CR_START_POS		12
105*4882a593Smuzhiyun #define CRYP_CR_INIT_POS		13
106*4882a593Smuzhiyun #define CRYP_CR_CRYPEN_POS		15
107*4882a593Smuzhiyun 
108*4882a593Smuzhiyun #define CRYP_SR_BUSY_POS		4
109*4882a593Smuzhiyun 
110*4882a593Smuzhiyun /**
111*4882a593Smuzhiyun  * CRYP PCRs------PC_NAND control register
112*4882a593Smuzhiyun  * BIT_MASK
113*4882a593Smuzhiyun  */
114*4882a593Smuzhiyun #define CRYP_DMA_REQ_MASK		(BIT(1) | BIT(0))
115*4882a593Smuzhiyun #define CRYP_DMA_REQ_MASK_POS		0
116*4882a593Smuzhiyun 
117*4882a593Smuzhiyun 
118*4882a593Smuzhiyun struct cryp_system_context {
119*4882a593Smuzhiyun 	/* CRYP Register structure */
120*4882a593Smuzhiyun 	struct cryp_register *p_cryp_reg[MAX_DEVICE_SUPPORT];
121*4882a593Smuzhiyun };
122*4882a593Smuzhiyun 
123*4882a593Smuzhiyun #endif
124