1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2015 Hans de Goede <hdegoede@redhat.com>
4 * Copyright (C) 2017 Vasily Khoruzhick <anarsoul@gmail.com>
7 /* Registers at i2c address 0x38 */
9 #define ANX9804_HDCP_CONTROL_0_REG 0x01
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
21 #define ANX9804_SYS_CTRL2_REG 0x81
22 #define ANX9804_SYS_CTRL2_CHA_STA 0x04
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)
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
38 #define ANX9804_LINK_TRAINING_CTRL_REG 0xa8
39 #define ANX9804_LINK_TRAINING_CTRL_EN BIT(0)
41 #define ANX9804_LINK_DEBUG_REG 0xb8
42 #define ANX9804_PLL_CTRL_REG 0xc7
43 #define ANX9804_ANALOG_POWER_DOWN_REG 0xc8
45 #define ANX9804_AUX_CH_STA 0xe0
46 #define ANX9804_AUX_BUSY BIT(4)
47 #define ANX9804_AUX_STATUS_MASK 0x0f
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)
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)
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
64 #define ANX9804_DP_AUX_CH_CTL_2 0xe9
65 #define ANX9804_ADDR_ONLY BIT(1)
66 #define ANX9804_AUX_EN BIT(0)
68 #define ANX9804_BUF_DATA_0 0xf0
70 /* Registers at i2c address 0x39 */
72 #define ANX9804_DEV_IDH_REG 0x03
74 #define ANX9804_POWERD_CTRL_REG 0x05
75 #define ANX9804_POWERD_AUDIO BIT(4)
77 #define ANX9804_RST_CTRL_REG 0x06
79 #define ANX9804_RST_CTRL2_REG 0x07
80 #define ANX9804_RST_CTRL2_AUX BIT(2)
81 #define ANX9804_RST_CTRL2_AC_MODE BIT(6)
83 #define ANX9804_VID_CTRL1_REG 0x08
84 #define ANX9804_VID_CTRL1_VID_EN BIT(7)
85 #define ANX9804_VID_CTRL1_EDGE BIT(0)
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
95 #define ANX9804_DP_INT_STA 0xf7
96 #define ANX9804_RPLY_RECEIV BIT(1)
97 #define ANX9804_AUX_ERR BIT(0)