xref: /openbmc/u-boot/drivers/video/anx98xx-edp.h (revision dd1033e4)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2015 Hans de Goede <hdegoede@redhat.com>
4  * Copyright (C) 2017 Vasily Khoruzhick <anarsoul@gmail.com>
5  */
6 
7 /* Registers at i2c address 0x38 */
8 
9 #define ANX9804_HDCP_CONTROL_0_REG				0x01
10 
11 #define ANX9804_SYS_CTRL1_REG					0x80
12 #define ANX9804_SYS_CTRL1_PD_IO					0x80
13 #define ANX9804_SYS_CTRL1_PD_VID				0x40
14 #define ANX9804_SYS_CTRL1_PD_LINK				0x20
15 #define ANX9804_SYS_CTRL1_PD_TOTAL				0x10
16 #define ANX9804_SYS_CTRL1_MODE_SEL				0x08
17 #define ANX9804_SYS_CTRL1_DET_STA				0x04
18 #define ANX9804_SYS_CTRL1_FORCE_DET				0x02
19 #define ANX9804_SYS_CTRL1_DET_CTRL				0x01
20 
21 #define ANX9804_SYS_CTRL2_REG					0x81
22 #define ANX9804_SYS_CTRL2_CHA_STA				0x04
23 
24 #define ANX9804_SYS_CTRL3_REG					0x82
25 #define ANX9804_SYS_CTRL3_VALID_CTRL				BIT(0)
26 #define ANX9804_SYS_CTRL3_F_VALID				BIT(1)
27 #define ANX9804_SYS_CTRL3_HPD_CTRL				BIT(4)
28 #define ANX9804_SYS_CTRL3_F_HPD					BIT(5)
29 
30 #define ANX9804_LINK_BW_SET_REG					0xa0
31 #define ANX9804_LANE_COUNT_SET_REG				0xa1
32 #define ANX9804_TRAINING_PTN_SET_REG				0xa2
33 #define ANX9804_TRAINING_LANE0_SET_REG				0xa3
34 #define ANX9804_TRAINING_LANE1_SET_REG				0xa4
35 #define ANX9804_TRAINING_LANE2_SET_REG				0xa5
36 #define ANX9804_TRAINING_LANE3_SET_REG				0xa6
37 
38 #define ANX9804_LINK_TRAINING_CTRL_REG				0xa8
39 #define ANX9804_LINK_TRAINING_CTRL_EN				BIT(0)
40 
41 #define ANX9804_LINK_DEBUG_REG					0xb8
42 #define ANX9804_PLL_CTRL_REG					0xc7
43 #define ANX9804_ANALOG_POWER_DOWN_REG				0xc8
44 
45 #define ANX9804_AUX_CH_STA					0xe0
46 #define ANX9804_AUX_BUSY					BIT(4)
47 #define ANX9804_AUX_STATUS_MASK					0x0f
48 
49 #define ANX9804_DP_AUX_RX_COMM					0xe3
50 #define ANX9804_AUX_RX_COMM_I2C_DEFER				BIT(3)
51 #define ANX9804_AUX_RX_COMM_AUX_DEFER				BIT(1)
52 
53 #define ANX9804_DP_AUX_CH_CTL_1					0xe5
54 #define ANX9804_AUX_LENGTH(x)					(((x - 1) & 0x0f) << 4)
55 #define ANX9804_AUX_TX_COMM_MASK				0x0f
56 #define ANX9804_AUX_TX_COMM_DP_TRANSACTION			BIT(3)
57 #define ANX9804_AUX_TX_COMM_MOT					BIT(2)
58 #define ANX9804_AUX_TX_COMM_READ				BIT(0)
59 
60 #define ANX9804_DP_AUX_ADDR_7_0					0xe6
61 #define ANX9804_DP_AUX_ADDR_15_8				0xe7
62 #define ANX9804_DP_AUX_ADDR_19_16				0xe8
63 
64 #define ANX9804_DP_AUX_CH_CTL_2					0xe9
65 #define ANX9804_ADDR_ONLY					BIT(1)
66 #define ANX9804_AUX_EN						BIT(0)
67 
68 #define ANX9804_BUF_DATA_0					0xf0
69 
70 /* Registers at i2c address 0x39 */
71 
72 #define ANX9804_DEV_IDH_REG					0x03
73 
74 #define ANX9804_POWERD_CTRL_REG					0x05
75 #define ANX9804_POWERD_AUDIO					BIT(4)
76 
77 #define ANX9804_RST_CTRL_REG					0x06
78 
79 #define ANX9804_RST_CTRL2_REG					0x07
80 #define ANX9804_RST_CTRL2_AUX					BIT(2)
81 #define ANX9804_RST_CTRL2_AC_MODE				BIT(6)
82 
83 #define ANX9804_VID_CTRL1_REG					0x08
84 #define ANX9804_VID_CTRL1_VID_EN				BIT(7)
85 #define ANX9804_VID_CTRL1_EDGE					BIT(0)
86 
87 #define ANX9804_VID_CTRL2_REG					0x09
88 #define ANX9804_ANALOG_DEBUG_REG1				0xdc
89 #define ANX9804_ANALOG_DEBUG_REG3				0xde
90 #define ANX9804_PLL_FILTER_CTRL1				0xdf
91 #define ANX9804_PLL_FILTER_CTRL3				0xe1
92 #define ANX9804_PLL_FILTER_CTRL					0xe2
93 #define ANX9804_PLL_CTRL3					0xe6
94 
95 #define ANX9804_DP_INT_STA					0xf7
96 #define ANX9804_RPLY_RECEIV					BIT(1)
97 #define ANX9804_AUX_ERR						BIT(0)
98