1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * adv7842 - Analog Devices ADV7842 video decoder driver |
4 | * |
5 | * Copyright 2013 Cisco Systems, Inc. and/or its affiliates. All rights reserved. |
6 | */ |
7 | |
8 | #ifndef _ADV7842_ |
9 | #define _ADV7842_ |
10 | |
11 | /* Analog input muxing modes (AFE register 0x02, [2:0]) */ |
12 | enum adv7842_ain_sel { |
13 | ADV7842_AIN1_2_3_NC_SYNC_1_2 = 0, |
14 | ADV7842_AIN4_5_6_NC_SYNC_2_1 = 1, |
15 | ADV7842_AIN7_8_9_NC_SYNC_3_1 = 2, |
16 | ADV7842_AIN10_11_12_NC_SYNC_4_1 = 3, |
17 | ADV7842_AIN9_4_5_6_SYNC_2_1 = 4, |
18 | }; |
19 | |
20 | /* |
21 | * Bus rotation and reordering. This is used to specify component reordering on |
22 | * the board and describes the components order on the bus when the ADV7842 |
23 | * outputs RGB. |
24 | */ |
25 | enum adv7842_bus_order { |
26 | ADV7842_BUS_ORDER_RGB, /* No operation */ |
27 | ADV7842_BUS_ORDER_GRB, /* Swap 1-2 */ |
28 | ADV7842_BUS_ORDER_RBG, /* Swap 2-3 */ |
29 | ADV7842_BUS_ORDER_BGR, /* Swap 1-3 */ |
30 | ADV7842_BUS_ORDER_BRG, /* Rotate right */ |
31 | ADV7842_BUS_ORDER_GBR, /* Rotate left */ |
32 | }; |
33 | |
34 | /* Input Color Space (IO register 0x02, [7:4]) */ |
35 | enum adv7842_inp_color_space { |
36 | ADV7842_INP_COLOR_SPACE_LIM_RGB = 0, |
37 | ADV7842_INP_COLOR_SPACE_FULL_RGB = 1, |
38 | ADV7842_INP_COLOR_SPACE_LIM_YCbCr_601 = 2, |
39 | ADV7842_INP_COLOR_SPACE_LIM_YCbCr_709 = 3, |
40 | ADV7842_INP_COLOR_SPACE_XVYCC_601 = 4, |
41 | ADV7842_INP_COLOR_SPACE_XVYCC_709 = 5, |
42 | ADV7842_INP_COLOR_SPACE_FULL_YCbCr_601 = 6, |
43 | ADV7842_INP_COLOR_SPACE_FULL_YCbCr_709 = 7, |
44 | ADV7842_INP_COLOR_SPACE_AUTO = 0xf, |
45 | }; |
46 | |
47 | /* Select output format (IO register 0x03, [4:2]) */ |
48 | enum adv7842_op_format_mode_sel { |
49 | ADV7842_OP_FORMAT_MODE0 = 0x00, |
50 | ADV7842_OP_FORMAT_MODE1 = 0x04, |
51 | ADV7842_OP_FORMAT_MODE2 = 0x08, |
52 | }; |
53 | |
54 | /* Mode of operation */ |
55 | enum adv7842_mode { |
56 | ADV7842_MODE_SDP, |
57 | ADV7842_MODE_COMP, |
58 | ADV7842_MODE_RGB, |
59 | ADV7842_MODE_HDMI |
60 | }; |
61 | |
62 | /* Video standard select (IO register 0x00, [5:0]) */ |
63 | enum adv7842_vid_std_select { |
64 | /* SDP */ |
65 | ADV7842_SDP_VID_STD_CVBS_SD_4x1 = 0x01, |
66 | ADV7842_SDP_VID_STD_YC_SD4_x1 = 0x09, |
67 | /* RGB */ |
68 | ADV7842_RGB_VID_STD_AUTO_GRAPH_MODE = 0x07, |
69 | /* HDMI GR */ |
70 | ADV7842_HDMI_GR_VID_STD_AUTO_GRAPH_MODE = 0x02, |
71 | /* HDMI COMP */ |
72 | ADV7842_HDMI_COMP_VID_STD_HD_1250P = 0x1e, |
73 | }; |
74 | |
75 | enum adv7842_select_input { |
76 | ADV7842_SELECT_HDMI_PORT_A, |
77 | ADV7842_SELECT_HDMI_PORT_B, |
78 | ADV7842_SELECT_VGA_RGB, |
79 | ADV7842_SELECT_VGA_COMP, |
80 | ADV7842_SELECT_SDP_CVBS, |
81 | ADV7842_SELECT_SDP_YC, |
82 | }; |
83 | |
84 | enum adv7842_drive_strength { |
85 | ADV7842_DR_STR_LOW = 0, |
86 | ADV7842_DR_STR_MEDIUM_LOW = 1, |
87 | ADV7842_DR_STR_MEDIUM_HIGH = 2, |
88 | ADV7842_DR_STR_HIGH = 3, |
89 | }; |
90 | |
91 | struct adv7842_sdp_csc_coeff { |
92 | bool manual; |
93 | u16 scaling; |
94 | u16 A1; |
95 | u16 A2; |
96 | u16 A3; |
97 | u16 A4; |
98 | u16 B1; |
99 | u16 B2; |
100 | u16 B3; |
101 | u16 B4; |
102 | u16 C1; |
103 | u16 C2; |
104 | u16 C3; |
105 | u16 C4; |
106 | }; |
107 | |
108 | struct adv7842_sdp_io_sync_adjustment { |
109 | bool adjust; |
110 | u16 hs_beg; |
111 | u16 hs_width; |
112 | u16 de_beg; |
113 | u16 de_end; |
114 | u8 vs_beg_o; |
115 | u8 vs_beg_e; |
116 | u8 vs_end_o; |
117 | u8 vs_end_e; |
118 | u8 de_v_beg_o; |
119 | u8 de_v_beg_e; |
120 | u8 de_v_end_o; |
121 | u8 de_v_end_e; |
122 | }; |
123 | |
124 | /* Platform dependent definition */ |
125 | struct adv7842_platform_data { |
126 | /* chip reset during probe */ |
127 | unsigned chip_reset:1; |
128 | |
129 | /* DIS_PWRDNB: 1 if the PWRDNB pin is unused and unconnected */ |
130 | unsigned disable_pwrdnb:1; |
131 | |
132 | /* DIS_CABLE_DET_RST: 1 if the 5V pins are unused and unconnected */ |
133 | unsigned disable_cable_det_rst:1; |
134 | |
135 | /* Analog input muxing mode */ |
136 | enum adv7842_ain_sel ain_sel; |
137 | |
138 | /* Bus rotation and reordering */ |
139 | enum adv7842_bus_order bus_order; |
140 | |
141 | /* Select output format mode */ |
142 | enum adv7842_op_format_mode_sel op_format_mode_sel; |
143 | |
144 | /* Default mode */ |
145 | enum adv7842_mode mode; |
146 | |
147 | /* Default input */ |
148 | unsigned input; |
149 | |
150 | /* Video standard */ |
151 | enum adv7842_vid_std_select vid_std_select; |
152 | |
153 | /* IO register 0x02 */ |
154 | unsigned alt_gamma:1; |
155 | |
156 | /* IO register 0x05 */ |
157 | unsigned blank_data:1; |
158 | unsigned insert_av_codes:1; |
159 | unsigned replicate_av_codes:1; |
160 | |
161 | /* IO register 0x30 */ |
162 | unsigned output_bus_lsb_to_msb:1; |
163 | |
164 | /* IO register 0x14 */ |
165 | enum adv7842_drive_strength dr_str_data; |
166 | enum adv7842_drive_strength dr_str_clk; |
167 | enum adv7842_drive_strength dr_str_sync; |
168 | |
169 | /* |
170 | * IO register 0x19: Adjustment to the LLC DLL phase in |
171 | * increments of 1/32 of a clock period. |
172 | */ |
173 | unsigned llc_dll_phase:5; |
174 | |
175 | /* External RAM for 3-D comb or frame synchronizer */ |
176 | unsigned sd_ram_size; /* ram size in MB */ |
177 | unsigned sd_ram_ddr:1; /* ddr or sdr sdram */ |
178 | |
179 | /* HDMI free run, CP-reg 0xBA */ |
180 | unsigned hdmi_free_run_enable:1; |
181 | /* 0 = Mode 0: run when there is no TMDS clock |
182 | 1 = Mode 1: run when there is no TMDS clock or the |
183 | video resolution does not match programmed one. */ |
184 | unsigned hdmi_free_run_mode:1; |
185 | |
186 | /* SDP free run, CP-reg 0xDD */ |
187 | unsigned sdp_free_run_auto:1; |
188 | unsigned sdp_free_run_man_col_en:1; |
189 | unsigned sdp_free_run_cbar_en:1; |
190 | unsigned sdp_free_run_force:1; |
191 | |
192 | /* HPA manual (0) or auto (1), affects HDMI register 0x69 */ |
193 | unsigned hpa_auto:1; |
194 | |
195 | struct adv7842_sdp_csc_coeff sdp_csc_coeff; |
196 | |
197 | struct adv7842_sdp_io_sync_adjustment sdp_io_sync_625; |
198 | struct adv7842_sdp_io_sync_adjustment sdp_io_sync_525; |
199 | |
200 | /* i2c addresses */ |
201 | u8 i2c_sdp_io; |
202 | u8 i2c_sdp; |
203 | u8 i2c_cp; |
204 | u8 i2c_vdp; |
205 | u8 i2c_afe; |
206 | u8 i2c_hdmi; |
207 | u8 i2c_repeater; |
208 | u8 i2c_edid; |
209 | u8 i2c_infoframe; |
210 | u8 i2c_cec; |
211 | u8 i2c_avlink; |
212 | }; |
213 | |
214 | #define V4L2_CID_ADV_RX_ANALOG_SAMPLING_PHASE (V4L2_CID_DV_CLASS_BASE + 0x1000) |
215 | #define V4L2_CID_ADV_RX_FREE_RUN_COLOR_MANUAL (V4L2_CID_DV_CLASS_BASE + 0x1001) |
216 | #define V4L2_CID_ADV_RX_FREE_RUN_COLOR (V4L2_CID_DV_CLASS_BASE + 0x1002) |
217 | |
218 | /* custom ioctl, used to test the external RAM that's used by the |
219 | * deinterlacer. */ |
220 | #define ADV7842_CMD_RAM_TEST _IO('V', BASE_VIDIOC_PRIVATE) |
221 | |
222 | #define ADV7842_EDID_PORT_A 0 |
223 | #define ADV7842_EDID_PORT_B 1 |
224 | #define ADV7842_EDID_PORT_VGA 2 |
225 | #define ADV7842_PAD_SOURCE 3 |
226 | |
227 | #endif |
228 | |