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 #include <linux/bitops.h> 10 #define ANX9804_HDCP_CONTROL_0_REG 0x01 11 12 #define ANX9804_SYS_CTRL1_REG 0x80 13 #define ANX9804_SYS_CTRL1_PD_IO 0x80 14 #define ANX9804_SYS_CTRL1_PD_VID 0x40 15 #define ANX9804_SYS_CTRL1_PD_LINK 0x20 16 #define ANX9804_SYS_CTRL1_PD_TOTAL 0x10 17 #define ANX9804_SYS_CTRL1_MODE_SEL 0x08 18 #define ANX9804_SYS_CTRL1_DET_STA 0x04 19 #define ANX9804_SYS_CTRL1_FORCE_DET 0x02 20 #define ANX9804_SYS_CTRL1_DET_CTRL 0x01 21 22 #define ANX9804_SYS_CTRL2_REG 0x81 23 #define ANX9804_SYS_CTRL2_CHA_STA 0x04 24 25 #define ANX9804_SYS_CTRL3_REG 0x82 26 #define ANX9804_SYS_CTRL3_VALID_CTRL BIT(0) 27 #define ANX9804_SYS_CTRL3_F_VALID BIT(1) 28 #define ANX9804_SYS_CTRL3_HPD_CTRL BIT(4) 29 #define ANX9804_SYS_CTRL3_F_HPD BIT(5) 30 31 #define ANX9804_LINK_BW_SET_REG 0xa0 32 #define ANX9804_LANE_COUNT_SET_REG 0xa1 33 #define ANX9804_TRAINING_PTN_SET_REG 0xa2 34 #define ANX9804_TRAINING_LANE0_SET_REG 0xa3 35 #define ANX9804_TRAINING_LANE1_SET_REG 0xa4 36 #define ANX9804_TRAINING_LANE2_SET_REG 0xa5 37 #define ANX9804_TRAINING_LANE3_SET_REG 0xa6 38 39 #define ANX9804_LINK_TRAINING_CTRL_REG 0xa8 40 #define ANX9804_LINK_TRAINING_CTRL_EN BIT(0) 41 42 #define ANX9804_LINK_DEBUG_REG 0xb8 43 #define ANX9804_PLL_CTRL_REG 0xc7 44 #define ANX9804_ANALOG_POWER_DOWN_REG 0xc8 45 46 #define ANX9804_AUX_CH_STA 0xe0 47 #define ANX9804_AUX_BUSY BIT(4) 48 #define ANX9804_AUX_STATUS_MASK 0x0f 49 50 #define ANX9804_DP_AUX_RX_COMM 0xe3 51 #define ANX9804_AUX_RX_COMM_I2C_DEFER BIT(3) 52 #define ANX9804_AUX_RX_COMM_AUX_DEFER BIT(1) 53 54 #define ANX9804_DP_AUX_CH_CTL_1 0xe5 55 #define ANX9804_AUX_LENGTH(x) (((x - 1) & 0x0f) << 4) 56 #define ANX9804_AUX_TX_COMM_MASK 0x0f 57 #define ANX9804_AUX_TX_COMM_DP_TRANSACTION BIT(3) 58 #define ANX9804_AUX_TX_COMM_MOT BIT(2) 59 #define ANX9804_AUX_TX_COMM_READ BIT(0) 60 61 #define ANX9804_DP_AUX_ADDR_7_0 0xe6 62 #define ANX9804_DP_AUX_ADDR_15_8 0xe7 63 #define ANX9804_DP_AUX_ADDR_19_16 0xe8 64 65 #define ANX9804_DP_AUX_CH_CTL_2 0xe9 66 #define ANX9804_ADDR_ONLY BIT(1) 67 #define ANX9804_AUX_EN BIT(0) 68 69 #define ANX9804_BUF_DATA_0 0xf0 70 71 /* Registers at i2c address 0x39 */ 72 73 #define ANX9804_DEV_IDH_REG 0x03 74 75 #define ANX9804_POWERD_CTRL_REG 0x05 76 #define ANX9804_POWERD_AUDIO BIT(4) 77 78 #define ANX9804_RST_CTRL_REG 0x06 79 80 #define ANX9804_RST_CTRL2_REG 0x07 81 #define ANX9804_RST_CTRL2_AUX BIT(2) 82 #define ANX9804_RST_CTRL2_AC_MODE BIT(6) 83 84 #define ANX9804_VID_CTRL1_REG 0x08 85 #define ANX9804_VID_CTRL1_VID_EN BIT(7) 86 #define ANX9804_VID_CTRL1_EDGE BIT(0) 87 88 #define ANX9804_VID_CTRL2_REG 0x09 89 #define ANX9804_ANALOG_DEBUG_REG1 0xdc 90 #define ANX9804_ANALOG_DEBUG_REG3 0xde 91 #define ANX9804_PLL_FILTER_CTRL1 0xdf 92 #define ANX9804_PLL_FILTER_CTRL3 0xe1 93 #define ANX9804_PLL_FILTER_CTRL 0xe2 94 #define ANX9804_PLL_CTRL3 0xe6 95 96 #define ANX9804_DP_INT_STA 0xf7 97 #define ANX9804_RPLY_RECEIV BIT(1) 98 #define ANX9804_AUX_ERR BIT(0) 99