1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright(c) 2016, Analogix Semiconductor. All rights reserved.
4 */
5
6#ifndef __ANX78xx_H
7#define __ANX78xx_H
8
9#include "analogix-i2c-dptx.h"
10#include "analogix-i2c-txcommon.h"
11
12/***************************************************************/
13/* Register definitions for RX_PO */
14/***************************************************************/
15
16/*
17 * System Control and Status
18 */
19
20/* Software Reset Register 1 */
21#define SP_SOFTWARE_RESET1_REG 0x11
22#define SP_VIDEO_RST BIT(4)
23#define SP_HDCP_MAN_RST BIT(2)
24#define SP_TMDS_RST BIT(1)
25#define SP_SW_MAN_RST BIT(0)
26
27/* System Status Register */
28#define SP_SYSTEM_STATUS_REG 0x14
29#define SP_TMDS_CLOCK_DET BIT(1)
30#define SP_TMDS_DE_DET BIT(0)
31
32/* HDMI Status Register */
33#define SP_HDMI_STATUS_REG 0x15
34#define SP_HDMI_AUD_LAYOUT BIT(3)
35#define SP_HDMI_DET BIT(0)
36# define SP_DVI_MODE 0
37# define SP_HDMI_MODE 1
38
39/* HDMI Mute Control Register */
40#define SP_HDMI_MUTE_CTRL_REG 0x16
41#define SP_AUD_MUTE BIT(1)
42#define SP_VID_MUTE BIT(0)
43
44/* System Power Down Register 1 */
45#define SP_SYSTEM_POWER_DOWN1_REG 0x18
46#define SP_PWDN_CTRL BIT(0)
47
48/*
49 * Audio and Video Auto Control
50 */
51
52/* Auto Audio and Video Control register */
53#define SP_AUDVID_CTRL_REG 0x20
54#define SP_AVC_OE BIT(7)
55#define SP_AAC_OE BIT(6)
56#define SP_AVC_EN BIT(1)
57#define SP_AAC_EN BIT(0)
58
59/* Audio Exception Enable Registers */
60#define SP_AUD_EXCEPTION_ENABLE_BASE (0x24 - 1)
61/* Bits for Audio Exception Enable Register 3 */
62#define SP_AEC_EN21 BIT(5)
63
64/*
65 * Interrupt
66 */
67
68/* Interrupt Status Register 1 */
69#define SP_INT_STATUS1_REG 0x31
70/* Bits for Interrupt Status Register 1 */
71#define SP_HDMI_DVI BIT(7)
72#define SP_CKDT_CHG BIT(6)
73#define SP_SCDT_CHG BIT(5)
74#define SP_PCLK_CHG BIT(4)
75#define SP_PLL_UNLOCK BIT(3)
76#define SP_CABLE_PLUG_CHG BIT(2)
77#define SP_SET_MUTE BIT(1)
78#define SP_SW_INTR BIT(0)
79/* Bits for Interrupt Status Register 2 */
80#define SP_HDCP_ERR BIT(5)
81#define SP_AUDIO_SAMPLE_CHG BIT(0) /* undocumented */
82/* Bits for Interrupt Status Register 3 */
83#define SP_AUD_MODE_CHG BIT(0)
84/* Bits for Interrupt Status Register 5 */
85#define SP_AUDIO_RCV BIT(0)
86/* Bits for Interrupt Status Register 6 */
87#define SP_INT_STATUS6_REG 0x36
88#define SP_CTS_RCV BIT(7)
89#define SP_NEW_AUD_PKT BIT(4)
90#define SP_NEW_AVI_PKT BIT(1)
91#define SP_NEW_CP_PKT BIT(0)
92/* Bits for Interrupt Status Register 7 */
93#define SP_NO_VSI BIT(7)
94#define SP_NEW_VS BIT(4)
95
96/* Interrupt Mask 1 Status Registers */
97#define SP_INT_MASK1_REG 0x41
98
99/* HDMI US TIMER Control Register */
100#define SP_HDMI_US_TIMER_CTRL_REG 0x49
101#define SP_MS_TIMER_MARGIN_10_8_MASK 0x07
102
103/*
104 * TMDS Control
105 */
106
107/* TMDS Control Registers */
108#define SP_TMDS_CTRL_BASE (0x50 - 1)
109/* Bits for TMDS Control Register 7 */
110#define SP_PD_RT BIT(0)
111
112/*
113 * Video Control
114 */
115
116/* Video Status Register */
117#define SP_VIDEO_STATUS_REG 0x70
118#define SP_COLOR_DEPTH_MASK 0xf0
119#define SP_COLOR_DEPTH_SHIFT 4
120# define SP_COLOR_DEPTH_MODE_LEGACY 0x00
121# define SP_COLOR_DEPTH_MODE_24BIT 0x04
122# define SP_COLOR_DEPTH_MODE_30BIT 0x05
123# define SP_COLOR_DEPTH_MODE_36BIT 0x06
124# define SP_COLOR_DEPTH_MODE_48BIT 0x07
125
126/* Video Data Range Control Register */
127#define SP_VID_DATA_RANGE_CTRL_REG 0x83
128#define SP_R2Y_INPUT_LIMIT BIT(1)
129
130/* Pixel Clock High Resolution Counter Registers */
131#define SP_PCLK_HIGHRES_CNT_BASE (0x8c - 1)
132
133/*
134 * Audio Control
135 */
136
137/* Number of Audio Channels Status Registers */
138#define SP_AUD_CH_STATUS_REG_NUM 6
139
140/* Audio IN S/PDIF Channel Status Registers */
141#define SP_AUD_SPDIF_CH_STATUS_BASE 0xc7
142
143/* Audio IN S/PDIF Channel Status Register 4 */
144#define SP_FS_FREQ_MASK 0x0f
145# define SP_FS_FREQ_44100HZ 0x00
146# define SP_FS_FREQ_48000HZ 0x02
147# define SP_FS_FREQ_32000HZ 0x03
148# define SP_FS_FREQ_88200HZ 0x08
149# define SP_FS_FREQ_96000HZ 0x0a
150# define SP_FS_FREQ_176400HZ 0x0c
151# define SP_FS_FREQ_192000HZ 0x0e
152
153/*
154 * Micellaneous Control Block
155 */
156
157/* CHIP Control Register */
158#define SP_CHIP_CTRL_REG 0xe3
159#define SP_MAN_HDMI5V_DET BIT(3)
160#define SP_PLLLOCK_CKDT_EN BIT(2)
161#define SP_ANALOG_CKDT_EN BIT(1)
162#define SP_DIGITAL_CKDT_EN BIT(0)
163
164/* Packet Receiving Status Register */
165#define SP_PACKET_RECEIVING_STATUS_REG 0xf3
166#define SP_AVI_RCVD BIT(5)
167#define SP_VSI_RCVD BIT(1)
168
169/***************************************************************/
170/* Register definitions for RX_P1 */
171/***************************************************************/
172
173/* HDCP BCAPS Shadow Register */
174#define SP_HDCP_BCAPS_SHADOW_REG 0x2a
175#define SP_BCAPS_REPEATER BIT(5)
176
177/* HDCP Status Register */
178#define SP_RX_HDCP_STATUS_REG 0x3f
179#define SP_AUTH_EN BIT(4)
180
181/*
182 * InfoFrame and Control Packet Registers
183 */
184
185/* AVI InfoFrame packet checksum */
186#define SP_AVI_INFOFRAME_CHECKSUM 0xa3
187
188/* AVI InfoFrame Registers */
189#define SP_AVI_INFOFRAME_DATA_BASE 0xa4
190
191#define SP_AVI_COLOR_F_MASK 0x60
192#define SP_AVI_COLOR_F_SHIFT 5
193
194/* Audio InfoFrame Registers */
195#define SP_AUD_INFOFRAME_DATA_BASE 0xc4
196#define SP_AUD_INFOFRAME_LAYOUT_MASK 0x0f
197
198/* MPEG/HDMI Vendor Specific InfoFrame Packet type code */
199#define SP_MPEG_VS_INFOFRAME_TYPE_REG 0xe0
200
201/* MPEG/HDMI Vendor Specific InfoFrame Packet length */
202#define SP_MPEG_VS_INFOFRAME_LEN_REG 0xe2
203
204/* MPEG/HDMI Vendor Specific InfoFrame Packet version number */
205#define SP_MPEG_VS_INFOFRAME_VER_REG 0xe1
206
207/* MPEG/HDMI Vendor Specific InfoFrame Packet content */
208#define SP_MPEG_VS_INFOFRAME_DATA_BASE 0xe4
209
210/* General Control Packet Register */
211#define SP_GENERAL_CTRL_PACKET_REG 0x9f
212#define SP_CLEAR_AVMUTE BIT(4)
213#define SP_SET_AVMUTE BIT(0)
214
215/***************************************************************/
216/* Register definitions for TX_P1 */
217/***************************************************************/
218
219/* DP TX Link Training Control Register */
220#define SP_DP_TX_LT_CTRL0_REG 0x30
221
222/* PD 1.2 Lint Training 80bit Pattern Register */
223#define SP_DP_LT_80BIT_PATTERN0_REG 0x80
224#define SP_DP_LT_80BIT_PATTERN_REG_NUM 10
225
226/* Audio Interface Control Register 0 */
227#define SP_AUD_INTERFACE_CTRL0_REG 0x5f
228#define SP_AUD_INTERFACE_DISABLE 0x80
229
230/* Audio Interface Control Register 2 */
231#define SP_AUD_INTERFACE_CTRL2_REG 0x60
232#define SP_M_AUD_ADJUST_ST 0x04
233
234/* Audio Interface Control Register 3 */
235#define SP_AUD_INTERFACE_CTRL3_REG 0x62
236
237/* Audio Interface Control Register 4 */
238#define SP_AUD_INTERFACE_CTRL4_REG 0x67
239
240/* Audio Interface Control Register 5 */
241#define SP_AUD_INTERFACE_CTRL5_REG 0x68
242
243/* Audio Interface Control Register 6 */
244#define SP_AUD_INTERFACE_CTRL6_REG 0x69
245
246/* Firmware Version Register */
247#define SP_FW_VER_REG 0xb7
248
249#endif
250

source code of linux/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.h