2 * adv7842 - Analog Devices ADV7842 video decoder driver
4 * Copyright 2013 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
6 * This program is free software; you may redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
10 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
11 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
12 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
13 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
14 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
15 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
16 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 /* Analog input muxing modes (AFE register 0x02, [2:0]) */
25 enum adv7842_ain_sel {
26 ADV7842_AIN1_2_3_NC_SYNC_1_2 = 0,
27 ADV7842_AIN4_5_6_NC_SYNC_2_1 = 1,
28 ADV7842_AIN7_8_9_NC_SYNC_3_1 = 2,
29 ADV7842_AIN10_11_12_NC_SYNC_4_1 = 3,
30 ADV7842_AIN9_4_5_6_SYNC_2_1 = 4,
33 /* Bus rotation and reordering (IO register 0x04, [7:5]) */
34 enum adv7842_op_ch_sel {
35 ADV7842_OP_CH_SEL_GBR = 0,
36 ADV7842_OP_CH_SEL_GRB = 1,
37 ADV7842_OP_CH_SEL_BGR = 2,
38 ADV7842_OP_CH_SEL_RGB = 3,
39 ADV7842_OP_CH_SEL_BRG = 4,
40 ADV7842_OP_CH_SEL_RBG = 5,
43 /* Mode of operation */
51 /* Video standard select (IO register 0x00, [5:0]) */
52 enum adv7842_vid_std_select {
54 ADV7842_SDP_VID_STD_CVBS_SD_4x1 = 0x01,
55 ADV7842_SDP_VID_STD_YC_SD4_x1 = 0x09,
57 ADV7842_RGB_VID_STD_AUTO_GRAPH_MODE = 0x07,
59 ADV7842_HDMI_GR_VID_STD_AUTO_GRAPH_MODE = 0x02,
61 ADV7842_HDMI_COMP_VID_STD_HD_1250P = 0x1e,
64 /* Input Color Space (IO register 0x02, [7:4]) */
65 enum adv7842_inp_color_space {
66 ADV7842_INP_COLOR_SPACE_LIM_RGB = 0,
67 ADV7842_INP_COLOR_SPACE_FULL_RGB = 1,
68 ADV7842_INP_COLOR_SPACE_LIM_YCbCr_601 = 2,
69 ADV7842_INP_COLOR_SPACE_LIM_YCbCr_709 = 3,
70 ADV7842_INP_COLOR_SPACE_XVYCC_601 = 4,
71 ADV7842_INP_COLOR_SPACE_XVYCC_709 = 5,
72 ADV7842_INP_COLOR_SPACE_FULL_YCbCr_601 = 6,
73 ADV7842_INP_COLOR_SPACE_FULL_YCbCr_709 = 7,
74 ADV7842_INP_COLOR_SPACE_AUTO = 0xf,
77 /* Select output format (IO register 0x03, [7:0]) */
78 enum adv7842_op_format_sel {
79 ADV7842_OP_FORMAT_SEL_SDR_ITU656_8 = 0x00,
80 ADV7842_OP_FORMAT_SEL_SDR_ITU656_10 = 0x01,
81 ADV7842_OP_FORMAT_SEL_SDR_ITU656_12_MODE0 = 0x02,
82 ADV7842_OP_FORMAT_SEL_SDR_ITU656_12_MODE1 = 0x06,
83 ADV7842_OP_FORMAT_SEL_SDR_ITU656_12_MODE2 = 0x0a,
84 ADV7842_OP_FORMAT_SEL_DDR_422_8 = 0x20,
85 ADV7842_OP_FORMAT_SEL_DDR_422_10 = 0x21,
86 ADV7842_OP_FORMAT_SEL_DDR_422_12_MODE0 = 0x22,
87 ADV7842_OP_FORMAT_SEL_DDR_422_12_MODE1 = 0x23,
88 ADV7842_OP_FORMAT_SEL_DDR_422_12_MODE2 = 0x24,
89 ADV7842_OP_FORMAT_SEL_SDR_444_24 = 0x40,
90 ADV7842_OP_FORMAT_SEL_SDR_444_30 = 0x41,
91 ADV7842_OP_FORMAT_SEL_SDR_444_36_MODE0 = 0x42,
92 ADV7842_OP_FORMAT_SEL_DDR_444_24 = 0x60,
93 ADV7842_OP_FORMAT_SEL_DDR_444_30 = 0x61,
94 ADV7842_OP_FORMAT_SEL_DDR_444_36 = 0x62,
95 ADV7842_OP_FORMAT_SEL_SDR_ITU656_16 = 0x80,
96 ADV7842_OP_FORMAT_SEL_SDR_ITU656_20 = 0x81,
97 ADV7842_OP_FORMAT_SEL_SDR_ITU656_24_MODE0 = 0x82,
98 ADV7842_OP_FORMAT_SEL_SDR_ITU656_24_MODE1 = 0x86,
99 ADV7842_OP_FORMAT_SEL_SDR_ITU656_24_MODE2 = 0x8a,
102 enum adv7842_select_input {
103 ADV7842_SELECT_HDMI_PORT_A,
104 ADV7842_SELECT_HDMI_PORT_B,
105 ADV7842_SELECT_VGA_RGB,
106 ADV7842_SELECT_VGA_COMP,
107 ADV7842_SELECT_SDP_CVBS,
108 ADV7842_SELECT_SDP_YC,
111 enum adv7842_drive_strength {
112 ADV7842_DR_STR_LOW = 0,
113 ADV7842_DR_STR_MEDIUM_LOW = 1,
114 ADV7842_DR_STR_MEDIUM_HIGH = 2,
115 ADV7842_DR_STR_HIGH = 3,
118 struct adv7842_sdp_csc_coeff {
135 struct adv7842_sdp_io_sync_adjustment {
151 /* Platform dependent definition */
152 struct adv7842_platform_data {
153 /* chip reset during probe */
154 unsigned chip_reset:1;
156 /* DIS_PWRDNB: 1 if the PWRDNB pin is unused and unconnected */
157 unsigned disable_pwrdnb:1;
159 /* DIS_CABLE_DET_RST: 1 if the 5V pins are unused and unconnected */
160 unsigned disable_cable_det_rst:1;
162 /* Analog input muxing mode */
163 enum adv7842_ain_sel ain_sel;
165 /* Bus rotation and reordering */
166 enum adv7842_op_ch_sel op_ch_sel;
169 enum adv7842_mode mode;
175 enum adv7842_vid_std_select vid_std_select;
177 /* Select output format */
178 enum adv7842_op_format_sel op_format_sel;
180 /* IO register 0x02 */
181 unsigned alt_gamma:1;
182 unsigned op_656_range:1;
184 unsigned alt_data_sat:1;
186 /* IO register 0x05 */
187 unsigned blank_data:1;
188 unsigned insert_av_codes:1;
189 unsigned replicate_av_codes:1;
190 unsigned invert_cbcr:1;
192 /* IO register 0x30 */
193 unsigned output_bus_lsb_to_msb:1;
195 /* IO register 0x14 */
196 enum adv7842_drive_strength dr_str_data;
197 enum adv7842_drive_strength dr_str_clk;
198 enum adv7842_drive_strength dr_str_sync;
201 * IO register 0x19: Adjustment to the LLC DLL phase in
202 * increments of 1/32 of a clock period.
204 unsigned llc_dll_phase:5;
206 /* External RAM for 3-D comb or frame synchronizer */
207 unsigned sd_ram_size; /* ram size in MB */
208 unsigned sd_ram_ddr:1; /* ddr or sdr sdram */
210 /* HDMI free run, CP-reg 0xBA */
211 unsigned hdmi_free_run_enable:1;
212 /* 0 = Mode 0: run when there is no TMDS clock
213 1 = Mode 1: run when there is no TMDS clock or the
214 video resolution does not match programmed one. */
215 unsigned hdmi_free_run_mode:1;
217 /* SDP free run, CP-reg 0xDD */
218 unsigned sdp_free_run_auto:1;
219 unsigned sdp_free_run_man_col_en:1;
220 unsigned sdp_free_run_cbar_en:1;
221 unsigned sdp_free_run_force:1;
223 struct adv7842_sdp_csc_coeff sdp_csc_coeff;
225 struct adv7842_sdp_io_sync_adjustment sdp_io_sync_625;
226 struct adv7842_sdp_io_sync_adjustment sdp_io_sync_525;
242 #define V4L2_CID_ADV_RX_ANALOG_SAMPLING_PHASE (V4L2_CID_DV_CLASS_BASE + 0x1000)
243 #define V4L2_CID_ADV_RX_FREE_RUN_COLOR_MANUAL (V4L2_CID_DV_CLASS_BASE + 0x1001)
244 #define V4L2_CID_ADV_RX_FREE_RUN_COLOR (V4L2_CID_DV_CLASS_BASE + 0x1002)
247 #define ADV7842_FMT_CHANGE 1
249 /* custom ioctl, used to test the external RAM that's used by the
251 #define ADV7842_CMD_RAM_TEST _IO('V', BASE_VIDIOC_PRIVATE)
253 #define ADV7842_EDID_PORT_A 0
254 #define ADV7842_EDID_PORT_B 1
255 #define ADV7842_EDID_PORT_VGA 2