1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Support for Intel Camera Imaging ISP subsystem.
4  * Copyright (c) 2015, Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  */
15 
16 #ifndef _csi_rx_defs_h
17 #define _csi_rx_defs_h
18 
19 //#include "rx_csi_common_defs.h"
20 
21 #define MIPI_PKT_DATA_WIDTH                         32
22 //#define CLK_CROSSING_FIFO_DEPTH                     16
23 #define _CSI_RX_REG_ALIGN                            4
24 
25 //define number of IRQ (see below for definition of each IRQ bits)
26 #define CSI_RX_NOF_IRQS_BYTE_DOMAIN                11
27 #define CSI_RX_NOF_IRQS_ISP_DOMAIN                 15 // CSI_RX_NOF_IRQS_BYTE_DOMAIN + remaining from Dphy_rx already on ISP clock domain
28 
29 // REGISTER DESCRIPTION
30 //#define _HRT_CSI_RX_SOFTRESET_REG_IDX                0
31 #define _HRT_CSI_RX_ENABLE_REG_IDX                   0
32 #define _HRT_CSI_RX_NOF_ENABLED_LANES_REG_IDX        1
33 #define _HRT_CSI_RX_ERROR_HANDLING_REG_IDX           2
34 #define _HRT_CSI_RX_STATUS_REG_IDX                   3
35 #define _HRT_CSI_RX_STATUS_DLANE_HS_REG_IDX          4
36 #define _HRT_CSI_RX_STATUS_DLANE_LP_REG_IDX          5
37 //#define _HRT_CSI_RX_IRQ_CONFIG_REG_IDX               6
38 #define _HRT_CSI_RX_DLY_CNT_TERMEN_CLANE_REG_IDX     6
39 #define _HRT_CSI_RX_DLY_CNT_SETTLE_CLANE_REG_IDX     7
40 #define _HRT_CSI_RX_DLY_CNT_TERMEN_DLANE_REG_IDX(lane_idx)    (8 + (2 * lane_idx))
41 #define _HRT_CSI_RX_DLY_CNT_SETTLE_DLANE_REG_IDX(lane_idx)    (8 + (2 * lane_idx) + 1)
42 
43 #define _HRT_CSI_RX_NOF_REGISTERS(nof_dlanes)      (8 + 2 * (nof_dlanes))
44 
45 //#define _HRT_CSI_RX_SOFTRESET_REG_WIDTH              1
46 #define _HRT_CSI_RX_ENABLE_REG_WIDTH                 1
47 #define _HRT_CSI_RX_NOF_ENABLED_LANES_REG_WIDTH      3
48 #define _HRT_CSI_RX_ERROR_HANDLING_REG_WIDTH         4
49 #define _HRT_CSI_RX_STATUS_REG_WIDTH                 1
50 #define _HRT_CSI_RX_STATUS_DLANE_HS_REG_WIDTH        8
51 #define _HRT_CSI_RX_STATUS_DLANE_LP_REG_WIDTH        24
52 #define _HRT_CSI_RX_IRQ_CONFIG_REG_WIDTH             (CSI_RX_NOF_IRQS_ISP_DOMAIN)
53 #define _HRT_CSI_RX_DLY_CNT_REG_WIDTH                24
54 //#define _HRT_CSI_RX_IRQ_STATUS_REG_WIDTH            NOF_IRQS
55 //#define _HRT_CSI_RX_IRQ_CLEAR_REG_WIDTH             0
56 
57 #define ONE_LANE_ENABLED                             0
58 #define TWO_LANES_ENABLED                            1
59 #define THREE_LANES_ENABLED                          2
60 #define FOUR_LANES_ENABLED                           3
61 
62 // Error handling reg bit positions
63 #define ERR_DECISION_BIT      0
64 #define DISC_RESERVED_SP_BIT  1
65 #define DISC_RESERVED_LP_BIT  2
66 #define DIS_INCOMP_PKT_CHK_BIT	3
67 
68 #define _HRT_CSI_RX_IRQ_CONFIG_REG_VAL_POSEDGE      0
69 #define _HRT_CSI_RX_IRQ_CONFIG_REG_VAL_ORIGINAL     1
70 
71 // Interrupt bits
72 #define _HRT_RX_CSI_IRQ_SINGLE_PH_ERROR_CORRECTED   0
73 #define _HRT_RX_CSI_IRQ_MULTIPLE_PH_ERROR_DETECTED  1
74 #define _HRT_RX_CSI_IRQ_PAYLOAD_CHECKSUM_ERROR      2
75 #define _HRT_RX_CSI_IRQ_FIFO_FULL_ERROR             3
76 #define _HRT_RX_CSI_IRQ_RESERVED_SP_DETECTED        4
77 #define _HRT_RX_CSI_IRQ_RESERVED_LP_DETECTED        5
78 //#define _HRT_RX_CSI_IRQ_PREMATURE_SOP               6
79 #define _HRT_RX_CSI_IRQ_INCOMPLETE_PACKET           6
80 #define _HRT_RX_CSI_IRQ_FRAME_SYNC_ERROR            7
81 #define _HRT_RX_CSI_IRQ_LINE_SYNC_ERROR             8
82 #define _HRT_RX_CSI_IRQ_DLANE_HS_SOT_ERROR          9
83 #define _HRT_RX_CSI_IRQ_DLANE_HS_SOT_SYNC_ERROR    10
84 
85 #define _HRT_RX_CSI_IRQ_DLANE_ESC_ERROR            11
86 #define _HRT_RX_CSI_IRQ_DLANE_TRIGGERESC           12
87 #define _HRT_RX_CSI_IRQ_DLANE_ULPSESC              13
88 #define _HRT_RX_CSI_IRQ_CLANE_ULPSCLKNOT           14
89 
90 /* OLD ARASAN FRONTEND IRQs
91 #define _HRT_RX_CSI_IRQ_OVERRUN_BIT                0
92 #define _HRT_RX_CSI_IRQ_RESERVED_BIT               1
93 #define _HRT_RX_CSI_IRQ_SLEEP_MODE_ENTRY_BIT       2
94 #define _HRT_RX_CSI_IRQ_SLEEP_MODE_EXIT_BIT        3
95 #define _HRT_RX_CSI_IRQ_ERR_SOT_HS_BIT             4
96 #define _HRT_RX_CSI_IRQ_ERR_SOT_SYNC_HS_BIT        5
97 #define _HRT_RX_CSI_IRQ_ERR_CONTROL_BIT            6
98 #define _HRT_RX_CSI_IRQ_ERR_ECC_DOUBLE_BIT         7
99 #define _HRT_RX_CSI_IRQ_ERR_ECC_CORRECTED_BIT      8
100 #define _HRT_RX_CSI_IRQ_ERR_ECC_NO_CORRECTION_BIT  9
101 #define _HRT_RX_CSI_IRQ_ERR_CRC_BIT               10
102 #define _HRT_RX_CSI_IRQ_ERR_ID_BIT                11
103 #define _HRT_RX_CSI_IRQ_ERR_FRAME_SYNC_BIT        12
104 #define _HRT_RX_CSI_IRQ_ERR_FRAME_DATA_BIT        13
105 #define _HRT_RX_CSI_IRQ_DATA_TIMEOUT_BIT          14
106 #define _HRT_RX_CSI_IRQ_ERR_ESCAPE_BIT            15
107 #define _HRT_RX_CSI_IRQ_ERR_LINE_SYNC_BIT         16
108 */
109 
110 ////Bit Description for reg _HRT_CSI_RX_STATUS_DLANE_HS_REG_IDX
111 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_ERR_LANE0        0
112 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_ERR_LANE1        1
113 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_ERR_LANE2        2
114 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_ERR_LANE3        3
115 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_SYNC_ERR_LANE0   4
116 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_SYNC_ERR_LANE1   5
117 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_SYNC_ERR_LANE2   6
118 #define _HRT_CSI_RX_STATUS_DLANE_HS_SOT_SYNC_ERR_LANE3   7
119 
120 ////Bit Description for reg _HRT_CSI_RX_STATUS_DLANE_LP_REG_IDX
121 #define _HRT_CSI_RX_STATUS_DLANE_LP_ESC_ERR_LANE0        0
122 #define _HRT_CSI_RX_STATUS_DLANE_LP_ESC_ERR_LANE1        1
123 #define _HRT_CSI_RX_STATUS_DLANE_LP_ESC_ERR_LANE2        2
124 #define _HRT_CSI_RX_STATUS_DLANE_LP_ESC_ERR_LANE3        3
125 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC0_LANE0    4
126 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC1_LANE0    5
127 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC2_LANE0    6
128 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC3_LANE0    7
129 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC0_LANE1    8
130 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC1_LANE1    9
131 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC2_LANE1    10
132 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC3_LANE1    11
133 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC0_LANE2    12
134 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC1_LANE2    13
135 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC2_LANE2    14
136 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC3_LANE2    15
137 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC0_LANE3    16
138 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC1_LANE3    17
139 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC2_LANE3    18
140 #define _HRT_CSI_RX_STATUS_DLANE_LP_TRIGGERESC3_LANE3    19
141 #define _HRT_CSI_RX_STATUS_DLANE_LP_ULPSESC_LANE0        20
142 #define _HRT_CSI_RX_STATUS_DLANE_LP_ULPSESC_LANE1        21
143 #define _HRT_CSI_RX_STATUS_DLANE_LP_ULPSESC_LANE2        22
144 #define _HRT_CSI_RX_STATUS_DLANE_LP_ULPSESC_LANE3        23
145 
146 /*********************************************************/
147 /*** Relevant declarations from rx_csi_common_defs.h *****/
148 /*********************************************************/
149 /* packet bit definition */
150 #define _HRT_RX_CSI_PKT_SOP_BITPOS                       32
151 #define _HRT_RX_CSI_PKT_EOP_BITPOS                       33
152 #define _HRT_RX_CSI_PKT_PAYLOAD_BITPOS                    0
153 #define _HRT_RX_CSI_PH_CH_ID_BITPOS                      22
154 #define _HRT_RX_CSI_PH_FMT_ID_BITPOS                     16
155 #define _HRT_RX_CSI_PH_DATA_FIELD_BITPOS                  0
156 
157 #define _HRT_RX_CSI_PKT_SOP_BITS                          1
158 #define _HRT_RX_CSI_PKT_EOP_BITS                          1
159 #define _HRT_RX_CSI_PKT_PAYLOAD_BITS                     32
160 #define _HRT_RX_CSI_PH_CH_ID_BITS                         2
161 #define _HRT_RX_CSI_PH_FMT_ID_BITS                        6
162 #define _HRT_RX_CSI_PH_DATA_FIELD_BITS                   16
163 
164 /* Definition of data format ID at the interface CSS_receiver units */
165 #define _HRT_RX_CSI_DATA_FORMAT_ID_SOF                0   /* 00 0000    frame start                                      */
166 #define _HRT_RX_CSI_DATA_FORMAT_ID_EOF                1   /* 00 0001    frame end                                        */
167 #define _HRT_RX_CSI_DATA_FORMAT_ID_SOL                2   /* 00 0010    line start                                       */
168 #define _HRT_RX_CSI_DATA_FORMAT_ID_EOL                3   /* 00 0011    line end                                         */
169 
170 #endif /* _csi_rx_defs_h */
171