261 lines
6.9 KiB
C
261 lines
6.9 KiB
C
/*
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* adv7842 - Analog Devices ADV7842 video decoder driver
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*
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* Copyright 2013 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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*
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* This program is free software; you may redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef _ADV7842_
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#define _ADV7842_
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/* Analog input muxing modes (AFE register 0x02, [2:0]) */
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enum adv7842_ain_sel {
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ADV7842_AIN1_2_3_NC_SYNC_1_2 = 0,
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ADV7842_AIN4_5_6_NC_SYNC_2_1 = 1,
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ADV7842_AIN7_8_9_NC_SYNC_3_1 = 2,
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ADV7842_AIN10_11_12_NC_SYNC_4_1 = 3,
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ADV7842_AIN9_4_5_6_SYNC_2_1 = 4,
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};
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/* Bus rotation and reordering (IO register 0x04, [7:5]) */
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enum adv7842_op_ch_sel {
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ADV7842_OP_CH_SEL_GBR = 0,
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ADV7842_OP_CH_SEL_GRB = 1,
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ADV7842_OP_CH_SEL_BGR = 2,
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ADV7842_OP_CH_SEL_RGB = 3,
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ADV7842_OP_CH_SEL_BRG = 4,
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ADV7842_OP_CH_SEL_RBG = 5,
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};
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/* Mode of operation */
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enum adv7842_mode {
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ADV7842_MODE_SDP,
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ADV7842_MODE_COMP,
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ADV7842_MODE_RGB,
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ADV7842_MODE_HDMI
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};
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/* Video standard select (IO register 0x00, [5:0]) */
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enum adv7842_vid_std_select {
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/* SDP */
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ADV7842_SDP_VID_STD_CVBS_SD_4x1 = 0x01,
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ADV7842_SDP_VID_STD_YC_SD4_x1 = 0x09,
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/* RGB */
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ADV7842_RGB_VID_STD_AUTO_GRAPH_MODE = 0x07,
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/* HDMI GR */
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ADV7842_HDMI_GR_VID_STD_AUTO_GRAPH_MODE = 0x02,
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/* HDMI COMP */
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ADV7842_HDMI_COMP_VID_STD_HD_1250P = 0x1e,
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};
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/* Input Color Space (IO register 0x02, [7:4]) */
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enum adv7842_inp_color_space {
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ADV7842_INP_COLOR_SPACE_LIM_RGB = 0,
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ADV7842_INP_COLOR_SPACE_FULL_RGB = 1,
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ADV7842_INP_COLOR_SPACE_LIM_YCbCr_601 = 2,
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ADV7842_INP_COLOR_SPACE_LIM_YCbCr_709 = 3,
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ADV7842_INP_COLOR_SPACE_XVYCC_601 = 4,
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ADV7842_INP_COLOR_SPACE_XVYCC_709 = 5,
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ADV7842_INP_COLOR_SPACE_FULL_YCbCr_601 = 6,
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ADV7842_INP_COLOR_SPACE_FULL_YCbCr_709 = 7,
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ADV7842_INP_COLOR_SPACE_AUTO = 0xf,
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};
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/* Select output format (IO register 0x03, [7:0]) */
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enum adv7842_op_format_sel {
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_8 = 0x00,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_10 = 0x01,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_12_MODE0 = 0x02,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_12_MODE1 = 0x06,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_12_MODE2 = 0x0a,
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ADV7842_OP_FORMAT_SEL_DDR_422_8 = 0x20,
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ADV7842_OP_FORMAT_SEL_DDR_422_10 = 0x21,
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ADV7842_OP_FORMAT_SEL_DDR_422_12_MODE0 = 0x22,
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ADV7842_OP_FORMAT_SEL_DDR_422_12_MODE1 = 0x23,
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ADV7842_OP_FORMAT_SEL_DDR_422_12_MODE2 = 0x24,
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ADV7842_OP_FORMAT_SEL_SDR_444_24 = 0x40,
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ADV7842_OP_FORMAT_SEL_SDR_444_30 = 0x41,
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ADV7842_OP_FORMAT_SEL_SDR_444_36_MODE0 = 0x42,
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ADV7842_OP_FORMAT_SEL_DDR_444_24 = 0x60,
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ADV7842_OP_FORMAT_SEL_DDR_444_30 = 0x61,
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ADV7842_OP_FORMAT_SEL_DDR_444_36 = 0x62,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_16 = 0x80,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_20 = 0x81,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_24_MODE0 = 0x82,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_24_MODE1 = 0x86,
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ADV7842_OP_FORMAT_SEL_SDR_ITU656_24_MODE2 = 0x8a,
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};
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enum adv7842_select_input {
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ADV7842_SELECT_HDMI_PORT_A,
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ADV7842_SELECT_HDMI_PORT_B,
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ADV7842_SELECT_VGA_RGB,
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ADV7842_SELECT_VGA_COMP,
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ADV7842_SELECT_SDP_CVBS,
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ADV7842_SELECT_SDP_YC,
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};
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enum adv7842_drive_strength {
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ADV7842_DR_STR_LOW = 0,
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ADV7842_DR_STR_MEDIUM_LOW = 1,
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ADV7842_DR_STR_MEDIUM_HIGH = 2,
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ADV7842_DR_STR_HIGH = 3,
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};
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struct adv7842_sdp_csc_coeff {
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bool manual;
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uint16_t scaling;
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uint16_t A1;
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uint16_t A2;
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uint16_t A3;
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uint16_t A4;
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uint16_t B1;
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uint16_t B2;
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uint16_t B3;
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uint16_t B4;
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uint16_t C1;
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uint16_t C2;
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uint16_t C3;
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uint16_t C4;
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};
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struct adv7842_sdp_io_sync_adjustment {
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bool adjust;
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uint16_t hs_beg;
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uint16_t hs_width;
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uint16_t de_beg;
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uint16_t de_end;
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uint8_t vs_beg_o;
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uint8_t vs_beg_e;
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uint8_t vs_end_o;
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uint8_t vs_end_e;
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uint8_t de_v_beg_o;
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uint8_t de_v_beg_e;
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uint8_t de_v_end_o;
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uint8_t de_v_end_e;
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};
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/* Platform dependent definition */
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struct adv7842_platform_data {
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/* chip reset during probe */
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unsigned chip_reset:1;
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/* DIS_PWRDNB: 1 if the PWRDNB pin is unused and unconnected */
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unsigned disable_pwrdnb:1;
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/* DIS_CABLE_DET_RST: 1 if the 5V pins are unused and unconnected */
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unsigned disable_cable_det_rst:1;
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/* Analog input muxing mode */
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enum adv7842_ain_sel ain_sel;
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/* Bus rotation and reordering */
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enum adv7842_op_ch_sel op_ch_sel;
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/* Default mode */
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enum adv7842_mode mode;
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/* Default input */
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unsigned input;
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/* Video standard */
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enum adv7842_vid_std_select vid_std_select;
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/* Select output format */
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enum adv7842_op_format_sel op_format_sel;
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/* IO register 0x02 */
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unsigned alt_gamma:1;
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unsigned op_656_range:1;
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unsigned rgb_out:1;
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unsigned alt_data_sat:1;
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/* IO register 0x05 */
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unsigned blank_data:1;
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unsigned insert_av_codes:1;
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unsigned replicate_av_codes:1;
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unsigned invert_cbcr:1;
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/* IO register 0x30 */
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unsigned output_bus_lsb_to_msb:1;
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/* IO register 0x14 */
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enum adv7842_drive_strength dr_str_data;
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enum adv7842_drive_strength dr_str_clk;
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enum adv7842_drive_strength dr_str_sync;
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/*
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* IO register 0x19: Adjustment to the LLC DLL phase in
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* increments of 1/32 of a clock period.
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*/
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unsigned llc_dll_phase:5;
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/* External RAM for 3-D comb or frame synchronizer */
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unsigned sd_ram_size; /* ram size in MB */
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unsigned sd_ram_ddr:1; /* ddr or sdr sdram */
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/* HDMI free run, CP-reg 0xBA */
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unsigned hdmi_free_run_enable:1;
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/* 0 = Mode 0: run when there is no TMDS clock
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1 = Mode 1: run when there is no TMDS clock or the
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video resolution does not match programmed one. */
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unsigned hdmi_free_run_mode:1;
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/* SDP free run, CP-reg 0xDD */
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unsigned sdp_free_run_auto:1;
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unsigned sdp_free_run_man_col_en:1;
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unsigned sdp_free_run_cbar_en:1;
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unsigned sdp_free_run_force:1;
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/* HPA manual (0) or auto (1), affects HDMI register 0x69 */
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unsigned hpa_auto:1;
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struct adv7842_sdp_csc_coeff sdp_csc_coeff;
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struct adv7842_sdp_io_sync_adjustment sdp_io_sync_625;
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struct adv7842_sdp_io_sync_adjustment sdp_io_sync_525;
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/* i2c addresses */
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u8 i2c_sdp_io;
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u8 i2c_sdp;
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u8 i2c_cp;
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u8 i2c_vdp;
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u8 i2c_afe;
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u8 i2c_hdmi;
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u8 i2c_repeater;
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u8 i2c_edid;
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u8 i2c_infoframe;
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u8 i2c_cec;
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u8 i2c_avlink;
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};
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#define V4L2_CID_ADV_RX_ANALOG_SAMPLING_PHASE (V4L2_CID_DV_CLASS_BASE + 0x1000)
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#define V4L2_CID_ADV_RX_FREE_RUN_COLOR_MANUAL (V4L2_CID_DV_CLASS_BASE + 0x1001)
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#define V4L2_CID_ADV_RX_FREE_RUN_COLOR (V4L2_CID_DV_CLASS_BASE + 0x1002)
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/* notify events */
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#define ADV7842_FMT_CHANGE 1
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/* custom ioctl, used to test the external RAM that's used by the
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* deinterlacer. */
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#define ADV7842_CMD_RAM_TEST _IO('V', BASE_VIDIOC_PRIVATE)
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#define ADV7842_EDID_PORT_A 0
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#define ADV7842_EDID_PORT_B 1
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#define ADV7842_EDID_PORT_VGA 2
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#endif
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