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1 /*
2  * adv7604 - Analog Devices ADV7604 video decoder driver
3  *
4  * Copyright 2012 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
5  *
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.
9  *
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
17  * SOFTWARE.
18  *
19  */
20 
21 #ifndef _ADV7604_
22 #define _ADV7604_
23 
24 #include <linux/types.h>
25 
26 /* Analog input muxing modes (AFE register 0x02, [2:0]) */
27 enum adv7604_ain_sel {
28 	ADV7604_AIN1_2_3_NC_SYNC_1_2 = 0,
29 	ADV7604_AIN4_5_6_NC_SYNC_2_1 = 1,
30 	ADV7604_AIN7_8_9_NC_SYNC_3_1 = 2,
31 	ADV7604_AIN10_11_12_NC_SYNC_4_1 = 3,
32 	ADV7604_AIN9_4_5_6_SYNC_2_1 = 4,
33 };
34 
35 /*
36  * Bus rotation and reordering. This is used to specify component reordering on
37  * the board and describes the components order on the bus when the ADV7604
38  * outputs RGB.
39  */
40 enum adv7604_bus_order {
41 	ADV7604_BUS_ORDER_RGB,		/* No operation	*/
42 	ADV7604_BUS_ORDER_GRB,		/* Swap 1-2	*/
43 	ADV7604_BUS_ORDER_RBG,		/* Swap 2-3	*/
44 	ADV7604_BUS_ORDER_BGR,		/* Swap 1-3	*/
45 	ADV7604_BUS_ORDER_BRG,		/* Rotate right	*/
46 	ADV7604_BUS_ORDER_GBR,		/* Rotate left	*/
47 };
48 
49 /* Input Color Space (IO register 0x02, [7:4]) */
50 enum adv76xx_inp_color_space {
51 	ADV76XX_INP_COLOR_SPACE_LIM_RGB = 0,
52 	ADV76XX_INP_COLOR_SPACE_FULL_RGB = 1,
53 	ADV76XX_INP_COLOR_SPACE_LIM_YCbCr_601 = 2,
54 	ADV76XX_INP_COLOR_SPACE_LIM_YCbCr_709 = 3,
55 	ADV76XX_INP_COLOR_SPACE_XVYCC_601 = 4,
56 	ADV76XX_INP_COLOR_SPACE_XVYCC_709 = 5,
57 	ADV76XX_INP_COLOR_SPACE_FULL_YCbCr_601 = 6,
58 	ADV76XX_INP_COLOR_SPACE_FULL_YCbCr_709 = 7,
59 	ADV76XX_INP_COLOR_SPACE_AUTO = 0xf,
60 };
61 
62 /* Select output format (IO register 0x03, [4:2]) */
63 enum adv7604_op_format_mode_sel {
64 	ADV7604_OP_FORMAT_MODE0 = 0x00,
65 	ADV7604_OP_FORMAT_MODE1 = 0x04,
66 	ADV7604_OP_FORMAT_MODE2 = 0x08,
67 };
68 
69 enum adv76xx_drive_strength {
70 	ADV76XX_DR_STR_MEDIUM_LOW = 1,
71 	ADV76XX_DR_STR_MEDIUM_HIGH = 2,
72 	ADV76XX_DR_STR_HIGH = 3,
73 };
74 
75 /* INT1 Configuration (IO register 0x40, [1:0]) */
76 enum adv76xx_int1_config {
77 	ADV76XX_INT1_CONFIG_OPEN_DRAIN,
78 	ADV76XX_INT1_CONFIG_ACTIVE_LOW,
79 	ADV76XX_INT1_CONFIG_ACTIVE_HIGH,
80 	ADV76XX_INT1_CONFIG_DISABLED,
81 };
82 
83 enum adv76xx_page {
84 	ADV76XX_PAGE_IO,
85 	ADV7604_PAGE_AVLINK,
86 	ADV76XX_PAGE_CEC,
87 	ADV76XX_PAGE_INFOFRAME,
88 	ADV7604_PAGE_ESDP,
89 	ADV7604_PAGE_DPP,
90 	ADV76XX_PAGE_AFE,
91 	ADV76XX_PAGE_REP,
92 	ADV76XX_PAGE_EDID,
93 	ADV76XX_PAGE_HDMI,
94 	ADV76XX_PAGE_TEST,
95 	ADV76XX_PAGE_CP,
96 	ADV7604_PAGE_VDP,
97 	ADV76XX_PAGE_MAX,
98 };
99 
100 /* Platform dependent definition */
101 struct adv76xx_platform_data {
102 	/* DIS_PWRDNB: 1 if the PWRDNB pin is unused and unconnected */
103 	unsigned disable_pwrdnb:1;
104 
105 	/* DIS_CABLE_DET_RST: 1 if the 5V pins are unused and unconnected */
106 	unsigned disable_cable_det_rst:1;
107 
108 	int default_input;
109 
110 	/* Analog input muxing mode */
111 	enum adv7604_ain_sel ain_sel;
112 
113 	/* Bus rotation and reordering */
114 	enum adv7604_bus_order bus_order;
115 
116 	/* Select output format mode */
117 	enum adv7604_op_format_mode_sel op_format_mode_sel;
118 
119 	/* Configuration of the INT1 pin */
120 	enum adv76xx_int1_config int1_config;
121 
122 	/* IO register 0x02 */
123 	unsigned alt_gamma:1;
124 
125 	/* IO register 0x05 */
126 	unsigned blank_data:1;
127 	unsigned insert_av_codes:1;
128 	unsigned replicate_av_codes:1;
129 
130 	/* IO register 0x06 */
131 	unsigned inv_vs_pol:1;
132 	unsigned inv_hs_pol:1;
133 	unsigned inv_llc_pol:1;
134 
135 	/* IO register 0x14 */
136 	enum adv76xx_drive_strength dr_str_data;
137 	enum adv76xx_drive_strength dr_str_clk;
138 	enum adv76xx_drive_strength dr_str_sync;
139 
140 	/* IO register 0x30 */
141 	unsigned output_bus_lsb_to_msb:1;
142 
143 	/* Free run */
144 	unsigned hdmi_free_run_mode;
145 
146 	/* i2c addresses: 0 == use default */
147 	u8 i2c_addresses[ADV76XX_PAGE_MAX];
148 };
149 
150 enum adv76xx_pad {
151 	ADV76XX_PAD_HDMI_PORT_A = 0,
152 	ADV7604_PAD_HDMI_PORT_B = 1,
153 	ADV7604_PAD_HDMI_PORT_C = 2,
154 	ADV7604_PAD_HDMI_PORT_D = 3,
155 	ADV7604_PAD_VGA_RGB = 4,
156 	ADV7604_PAD_VGA_COMP = 5,
157 	/* The source pad is either 1 (ADV7611) or 6 (ADV7604) */
158 	ADV7604_PAD_SOURCE = 6,
159 	ADV7611_PAD_SOURCE = 1,
160 	ADV76XX_PAD_MAX = 7,
161 };
162 
163 #define V4L2_CID_ADV_RX_ANALOG_SAMPLING_PHASE	(V4L2_CID_DV_CLASS_BASE + 0x1000)
164 #define V4L2_CID_ADV_RX_FREE_RUN_COLOR_MANUAL	(V4L2_CID_DV_CLASS_BASE + 0x1001)
165 #define V4L2_CID_ADV_RX_FREE_RUN_COLOR		(V4L2_CID_DV_CLASS_BASE + 0x1002)
166 
167 /* notify events */
168 #define ADV76XX_HOTPLUG		1
169 
170 #endif
171