| blob | fce6fa92707caca776272ee6fa34eb8b2ce6192f |
1 /* SPDX-License-Identifier: GPL-2.0-only */
3 /*
4 * Copyright (C) 2017-2020 Raspberry Pi Trading.
5 * Dave Stevenson <dave.stevenson@raspberrypi.com>
6 */
8 #ifndef VC4_REGS_UNICAM_H
9 #define VC4_REGS_UNICAM_H
11 #include <linux/bits.h>
13 /*
14 * The following values are taken from files found within the code drop
15 * made by Broadcom for the BCM21553 Graphics Driver, predominantly in
16 * brcm_usrlib/dag/vmcsx/vcinclude/hardware_vc4.h.
17 * They have been modified to be only the register offset.
18 */
19 #define UNICAM_CTRL 0x000
20 #define UNICAM_STA 0x004
21 #define UNICAM_ANA 0x008
22 #define UNICAM_PRI 0x00c
23 #define UNICAM_CLK 0x010
24 #define UNICAM_CLT 0x014
25 #define UNICAM_DAT0 0x018
26 #define UNICAM_DAT1 0x01c
27 #define UNICAM_DAT2 0x020
28 #define UNICAM_DAT3 0x024
29 #define UNICAM_DLT 0x028
30 #define UNICAM_CMP0 0x02c
31 #define UNICAM_CMP1 0x030
32 #define UNICAM_CAP0 0x034
33 #define UNICAM_CAP1 0x038
34 #define UNICAM_ICTL 0x100
35 #define UNICAM_ISTA 0x104
36 #define UNICAM_IDI0 0x108
37 #define UNICAM_IPIPE 0x10c
38 #define UNICAM_IBSA0 0x110
39 #define UNICAM_IBEA0 0x114
40 #define UNICAM_IBLS 0x118
41 #define UNICAM_IBWP 0x11c
42 #define UNICAM_IHWIN 0x120
43 #define UNICAM_IHSTA 0x124
44 #define UNICAM_IVWIN 0x128
45 #define UNICAM_IVSTA 0x12c
46 #define UNICAM_ICC 0x130
47 #define UNICAM_ICS 0x134
48 #define UNICAM_IDC 0x138
49 #define UNICAM_IDPO 0x13c
50 #define UNICAM_IDCA 0x140
51 #define UNICAM_IDCD 0x144
52 #define UNICAM_IDS 0x148
53 #define UNICAM_DCS 0x200
54 #define UNICAM_DBSA0 0x204
55 #define UNICAM_DBEA0 0x208
56 #define UNICAM_DBWP 0x20c
57 #define UNICAM_DBCTL 0x300
58 #define UNICAM_IBSA1 0x304
59 #define UNICAM_IBEA1 0x308
60 #define UNICAM_IDI1 0x30c
61 #define UNICAM_DBSA1 0x310
62 #define UNICAM_DBEA1 0x314
63 #define UNICAM_MISC 0x400
65 /*
66 * The following bitmasks are from the kernel released by Broadcom
67 * for Android - https://android.googlesource.com/kernel/bcm/
68 * The Rhea, Hawaii, and Java chips all contain the same VideoCore4
69 * Unicam block as BCM2835, as defined in eg
70 * arch/arm/mach-rhea/include/mach/rdb_A0/brcm_rdb_cam.h and similar.
71 * Values reworked to use the kernel BIT and GENMASK macros.
72 *
73 * Some of the bit mnenomics have been amended to match the datasheet.
74 */
75 /* UNICAM_CTRL Register */
76 #define UNICAM_CPE BIT(0)
77 #define UNICAM_MEM BIT(1)
78 #define UNICAM_CPR BIT(2)
79 #define UNICAM_CPM_MASK GENMASK(3, 3)
80 #define UNICAM_CPM_CSI2 0
81 #define UNICAM_CPM_CCP2 1
82 #define UNICAM_SOE BIT(4)
83 #define UNICAM_DCM_MASK GENMASK(5, 5)
84 #define UNICAM_DCM_STROBE 0
85 #define UNICAM_DCM_DATA 1
86 #define UNICAM_SLS BIT(6)
87 #define UNICAM_PFT_MASK GENMASK(11, 8)
88 #define UNICAM_OET_MASK GENMASK(20, 12)
90 /* UNICAM_STA Register */
91 #define UNICAM_SYN BIT(0)
92 #define UNICAM_CS BIT(1)
93 #define UNICAM_SBE BIT(2)
94 #define UNICAM_PBE BIT(3)
95 #define UNICAM_HOE BIT(4)
96 #define UNICAM_PLE BIT(5)
97 #define UNICAM_SSC BIT(6)
98 #define UNICAM_CRCE BIT(7)
99 #define UNICAM_OES BIT(8)
100 #define UNICAM_IFO BIT(9)
101 #define UNICAM_OFO BIT(10)
102 #define UNICAM_BFO BIT(11)
103 #define UNICAM_DL BIT(12)
104 #define UNICAM_PS BIT(13)
105 #define UNICAM_IS BIT(14)
106 #define UNICAM_PI0 BIT(15)
107 #define UNICAM_PI1 BIT(16)
108 #define UNICAM_FSI_S BIT(17)
109 #define UNICAM_FEI_S BIT(18)
110 #define UNICAM_LCI_S BIT(19)
111 #define UNICAM_BUF0_RDY BIT(20)
112 #define UNICAM_BUF0_NO BIT(21)
113 #define UNICAM_BUF1_RDY BIT(22)
114 #define UNICAM_BUF1_NO BIT(23)
115 #define UNICAM_DI BIT(24)
117 #define UNICAM_STA_MASK_ALL \
118 (UNICAM_SBE | UNICAM_PBE | UNICAM_HOE | UNICAM_PLE | UNICAM_SSC | \
119 UNICAM_CRCE | UNICAM_IFO | UNICAM_OFO | UNICAM_DL | UNICAM_PS | \
120 UNICAM_PI0 | UNICAM_PI1)
122 /* UNICAM_ANA Register */
123 #define UNICAM_APD BIT(0)
124 #define UNICAM_BPD BIT(1)
125 #define UNICAM_AR BIT(2)
126 #define UNICAM_DDL BIT(3)
127 #define UNICAM_CTATADJ_MASK GENMASK(7, 4)
128 #define UNICAM_PTATADJ_MASK GENMASK(11, 8)
130 /* UNICAM_PRI Register */
131 #define UNICAM_PE BIT(0)
132 #define UNICAM_PT_MASK GENMASK(2, 1)
133 #define UNICAM_NP_MASK GENMASK(7, 4)
134 #define UNICAM_PP_MASK GENMASK(11, 8)
135 #define UNICAM_BS_MASK GENMASK(15, 12)
136 #define UNICAM_BL_MASK GENMASK(17, 16)
138 /* UNICAM_CLK Register */
139 #define UNICAM_CLE BIT(0)
140 #define UNICAM_CLPD BIT(1)
141 #define UNICAM_CLLPE BIT(2)
142 #define UNICAM_CLHSE BIT(3)
143 #define UNICAM_CLTRE BIT(4)
144 #define UNICAM_CLAC_MASK GENMASK(8, 5)
145 #define UNICAM_CLSTE BIT(29)
147 /* UNICAM_CLT Register */
148 #define UNICAM_CLT1_MASK GENMASK(7, 0)
149 #define UNICAM_CLT2_MASK GENMASK(15, 8)
151 /* UNICAM_DATn Registers */
152 #define UNICAM_DLE BIT(0)
153 #define UNICAM_DLPD BIT(1)
154 #define UNICAM_DLLPE BIT(2)
155 #define UNICAM_DLHSE BIT(3)
156 #define UNICAM_DLTRE BIT(4)
157 #define UNICAM_DLSM BIT(5)
158 #define UNICAM_DLFO BIT(28)
159 #define UNICAM_DLSTE BIT(29)
161 #define UNICAM_DAT_MASK_ALL (UNICAM_DLSTE | UNICAM_DLFO)
163 /* UNICAM_DLT Register */
164 #define UNICAM_DLT1_MASK GENMASK(7, 0)
165 #define UNICAM_DLT2_MASK GENMASK(15, 8)
166 #define UNICAM_DLT3_MASK GENMASK(23, 16)
168 /* UNICAM_ICTL Register */
169 #define UNICAM_FSIE BIT(0)
170 #define UNICAM_FEIE BIT(1)
171 #define UNICAM_IBOB BIT(2)
172 #define UNICAM_FCM BIT(3)
173 #define UNICAM_TFC BIT(4)
174 #define UNICAM_LIP_MASK GENMASK(6, 5)
175 #define UNICAM_LCIE_MASK GENMASK(28, 16)
177 /* UNICAM_IDI0/1 Register */
178 #define UNICAM_ID0_MASK GENMASK(7, 0)
179 #define UNICAM_ID1_MASK GENMASK(15, 8)
180 #define UNICAM_ID2_MASK GENMASK(23, 16)
181 #define UNICAM_ID3_MASK GENMASK(31, 24)
183 /* UNICAM_ISTA Register */
184 #define UNICAM_FSI BIT(0)
185 #define UNICAM_FEI BIT(1)
186 #define UNICAM_LCI BIT(2)
188 #define UNICAM_ISTA_MASK_ALL (UNICAM_FSI | UNICAM_FEI | UNICAM_LCI)
190 /* UNICAM_IPIPE Register */
191 #define UNICAM_PUM_MASK GENMASK(2, 0)
192 /* Unpacking modes */
193 #define UNICAM_PUM_NONE 0
194 #define UNICAM_PUM_UNPACK6 1
195 #define UNICAM_PUM_UNPACK7 2
196 #define UNICAM_PUM_UNPACK8 3
197 #define UNICAM_PUM_UNPACK10 4
198 #define UNICAM_PUM_UNPACK12 5
199 #define UNICAM_PUM_UNPACK14 6
200 #define UNICAM_PUM_UNPACK16 7
201 #define UNICAM_DDM_MASK GENMASK(6, 3)
202 #define UNICAM_PPM_MASK GENMASK(9, 7)
203 /* Packing modes */
204 #define UNICAM_PPM_NONE 0
205 #define UNICAM_PPM_PACK8 1
206 #define UNICAM_PPM_PACK10 2
207 #define UNICAM_PPM_PACK12 3
208 #define UNICAM_PPM_PACK14 4
209 #define UNICAM_PPM_PACK16 5
210 #define UNICAM_DEM_MASK GENMASK(11, 10)
211 #define UNICAM_DEBL_MASK GENMASK(14, 12)
212 #define UNICAM_ICM_MASK GENMASK(16, 15)
213 #define UNICAM_IDM_MASK GENMASK(17, 17)
215 /* UNICAM_ICC Register */
216 #define UNICAM_ICFL_MASK GENMASK(4, 0)
217 #define UNICAM_ICFH_MASK GENMASK(9, 5)
218 #define UNICAM_ICST_MASK GENMASK(12, 10)
219 #define UNICAM_ICLT_MASK GENMASK(15, 13)
220 #define UNICAM_ICLL_MASK GENMASK(31, 16)
222 /* UNICAM_DCS Register */
223 #define UNICAM_DIE BIT(0)
224 #define UNICAM_DIM BIT(1)
225 #define UNICAM_DBOB BIT(3)
226 #define UNICAM_FDE BIT(4)
227 #define UNICAM_LDP BIT(5)
228 #define UNICAM_EDL_MASK GENMASK(15, 8)
230 /* UNICAM_DBCTL Register */
231 #define UNICAM_DBEN BIT(0)
232 #define UNICAM_BUF0_IE BIT(1)
233 #define UNICAM_BUF1_IE BIT(2)
235 /* UNICAM_CMP[0,1] register */
236 #define UNICAM_PCE BIT(31)
237 #define UNICAM_GI BIT(9)
238 #define UNICAM_CPH BIT(8)
239 #define UNICAM_PCVC_MASK GENMASK(7, 6)
240 #define UNICAM_PCDT_MASK GENMASK(5, 0)
242 /* UNICAM_MISC register */
243 #define UNICAM_FL0 BIT(6)
244 #define UNICAM_FL1 BIT(9)
246 #endif