397 lines
11 KiB
C
397 lines
11 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0+ */
|
||
|
/*
|
||
|
* logicore_dp_tx_regif.h
|
||
|
*
|
||
|
* Register interface definition for XILINX LogiCore DisplayPort v6.1 TX
|
||
|
* (Source) based on Xilinx dp_v3_1 driver sources
|
||
|
*
|
||
|
* (C) Copyright 2016
|
||
|
* Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
|
||
|
*/
|
||
|
|
||
|
#ifndef __GDSYS_LOGICORE_DP_TX_REGIF_H__
|
||
|
#define __GDSYS_LOGICORE_DP_TX_REGIF_H__
|
||
|
|
||
|
enum {
|
||
|
/* link configuration field */
|
||
|
REG_LINK_BW_SET = 0x000,
|
||
|
REG_LANE_COUNT_SET = 0x004,
|
||
|
REG_ENHANCED_FRAME_EN = 0x008,
|
||
|
REG_TRAINING_PATTERN_SET = 0x00C,
|
||
|
REG_LINK_QUAL_PATTERN_SET = 0x010,
|
||
|
REG_SCRAMBLING_DISABLE = 0x014,
|
||
|
REG_DOWNSPREAD_CTRL = 0x018,
|
||
|
REG_SOFT_RESET = 0x01C,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* core enables */
|
||
|
REG_ENABLE = 0x080,
|
||
|
REG_ENABLE_MAIN_STREAM = 0x084,
|
||
|
REG_ENABLE_SEC_STREAM = 0x088,
|
||
|
REG_FORCE_SCRAMBLER_RESET = 0x0C0,
|
||
|
REG_MST_CONFIG = 0x0D0,
|
||
|
REG_LINE_RESET_DISABLE = 0x0F0,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* core ID */
|
||
|
REG_VERSION = 0x0F8,
|
||
|
REG_CORE_ID = 0x0FC,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* AUX channel interface */
|
||
|
REG_AUX_CMD = 0x100,
|
||
|
REG_AUX_WRITE_FIFO = 0x104,
|
||
|
REG_AUX_ADDRESS = 0x108,
|
||
|
REG_AUX_CLK_DIVIDER = 0x10C,
|
||
|
REG_USER_FIFO_OVERFLOW = 0x110,
|
||
|
REG_INTERRUPT_SIG_STATE = 0x130,
|
||
|
REG_AUX_REPLY_DATA = 0x134,
|
||
|
REG_AUX_REPLY_CODE = 0x138,
|
||
|
REG_AUX_REPLY_COUNT = 0x13C,
|
||
|
REG_INTERRUPT_STATUS = 0x140,
|
||
|
REG_INTERRUPT_MASK = 0x144,
|
||
|
REG_REPLY_DATA_COUNT = 0x148,
|
||
|
REG_REPLY_STATUS = 0x14C,
|
||
|
REG_HPD_DURATION = 0x150,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* main stream attributes for SST / MST STREAM1 */
|
||
|
REG_STREAM1_MSA_START = 0x180,
|
||
|
REG_MAIN_STREAM_HTOTAL = 0x180,
|
||
|
REG_MAIN_STREAM_VTOTAL = 0x184,
|
||
|
REG_MAIN_STREAM_POLARITY = 0x188,
|
||
|
REG_MAIN_STREAM_HSWIDTH = 0x18C,
|
||
|
REG_MAIN_STREAM_VSWIDTH = 0x190,
|
||
|
REG_MAIN_STREAM_HRES = 0x194,
|
||
|
REG_MAIN_STREAM_VRES = 0x198,
|
||
|
REG_MAIN_STREAM_HSTART = 0x19C,
|
||
|
REG_MAIN_STREAM_VSTART = 0x1A0,
|
||
|
REG_MAIN_STREAM_MISC0 = 0x1A4,
|
||
|
REG_MAIN_STREAM_MISC1 = 0x1A8,
|
||
|
REG_M_VID = 0x1AC,
|
||
|
REG_TU_SIZE = 0x1B0,
|
||
|
REG_N_VID = 0x1B4,
|
||
|
REG_USER_PIXEL_WIDTH = 0x1B8,
|
||
|
REG_USER_DATA_COUNT_PER_LANE = 0x1BC,
|
||
|
REG_MAIN_STREAM_INTERLACED = 0x1C0,
|
||
|
REG_MIN_BYTES_PER_TU = 0x1C4,
|
||
|
REG_FRAC_BYTES_PER_TU = 0x1C8,
|
||
|
REG_INIT_WAIT = 0x1CC,
|
||
|
REG_STREAM1 = 0x1D0,
|
||
|
REG_STREAM2 = 0x1D4,
|
||
|
REG_STREAM3 = 0x1D8,
|
||
|
REG_STREAM4 = 0x1DC,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* PHY configuration status */
|
||
|
REG_PHY_CONFIG = 0x200,
|
||
|
REG_PHY_VOLTAGE_DIFF_LANE_0 = 0x220,
|
||
|
REG_PHY_VOLTAGE_DIFF_LANE_1 = 0x224,
|
||
|
REG_PHY_VOLTAGE_DIFF_LANE_2 = 0x228,
|
||
|
REG_PHY_VOLTAGE_DIFF_LANE_3 = 0x22C,
|
||
|
REG_PHY_TRANSMIT_PRBS7 = 0x230,
|
||
|
REG_PHY_CLOCK_SELECT = 0x234,
|
||
|
REG_PHY_POWER_DOWN = 0x238,
|
||
|
REG_PHY_PRECURSOR_LANE_0 = 0x23C,
|
||
|
REG_PHY_PRECURSOR_LANE_1 = 0x240,
|
||
|
REG_PHY_PRECURSOR_LANE_2 = 0x244,
|
||
|
REG_PHY_PRECURSOR_LANE_3 = 0x248,
|
||
|
REG_PHY_POSTCURSOR_LANE_0 = 0x24C,
|
||
|
REG_PHY_POSTCURSOR_LANE_1 = 0x250,
|
||
|
REG_PHY_POSTCURSOR_LANE_2 = 0x254,
|
||
|
REG_PHY_POSTCURSOR_LANE_3 = 0x258,
|
||
|
REG_PHY_STATUS = 0x280,
|
||
|
REG_GT_DRP_COMMAND = 0x2A0,
|
||
|
REG_GT_DRP_READ_DATA = 0x2A4,
|
||
|
REG_GT_DRP_CHANNEL_STATUS = 0x2A8,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* DisplayPort audio */
|
||
|
REG_AUDIO_CONTROL = 0x300,
|
||
|
REG_AUDIO_CHANNELS = 0x304,
|
||
|
REG_AUDIO_INFO_DATA = 0x308,
|
||
|
REG_AUDIO_MAUD = 0x328,
|
||
|
REG_AUDIO_NAUD = 0x32C,
|
||
|
REG_AUDIO_EXT_DATA = 0x330,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* HDCP */
|
||
|
REG_HDCP_ENABLE = 0x400,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
/* main stream attributes for MST STREAM2, 3, and 4 */
|
||
|
REG_STREAM2_MSA_START = 0x500,
|
||
|
REG_STREAM3_MSA_START = 0x550,
|
||
|
REG_STREAM4_MSA_START = 0x5A0,
|
||
|
|
||
|
REG_VC_PAYLOAD_BUFFER_ADDR = 0x800,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
LINK_BW_SET_162GBPS = 0x06,
|
||
|
LINK_BW_SET_270GBPS = 0x0A,
|
||
|
LINK_BW_SET_540GBPS = 0x14,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
LANE_COUNT_SET_1 = 0x1,
|
||
|
LANE_COUNT_SET_2 = 0x2,
|
||
|
LANE_COUNT_SET_4 = 0x4,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
TRAINING_PATTERN_SET_OFF = 0x0,
|
||
|
/* training pattern 1 used for clock recovery */
|
||
|
TRAINING_PATTERN_SET_TP1 = 0x1,
|
||
|
/* training pattern 2 used for channel equalization */
|
||
|
TRAINING_PATTERN_SET_TP2 = 0x2,
|
||
|
/*
|
||
|
* training pattern 3 used for channel equalization for cores with DP
|
||
|
* v1.2
|
||
|
*/
|
||
|
TRAINING_PATTERN_SET_TP3 = 0x3,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
LINK_QUAL_PATTERN_SET_OFF = 0x0,
|
||
|
/* D10.2 unscrambled test pattern transmitted */
|
||
|
LINK_QUAL_PATTERN_SET_D102_TEST = 0x1,
|
||
|
/* symbol error rate measurement pattern transmitted */
|
||
|
LINK_QUAL_PATTERN_SET_SER_MES = 0x2,
|
||
|
/* pseudo random bit sequence 7 transmitted */
|
||
|
LINK_QUAL_PATTERN_SET_PRBS7 = 0x3,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
SOFT_RESET_VIDEO_STREAM1_MASK = 0x00000001,
|
||
|
SOFT_RESET_VIDEO_STREAM2_MASK = 0x00000002,
|
||
|
SOFT_RESET_VIDEO_STREAM3_MASK = 0x00000004,
|
||
|
SOFT_RESET_VIDEO_STREAM4_MASK = 0x00000008,
|
||
|
SOFT_RESET_AUX_MASK = 0x00000080,
|
||
|
SOFT_RESET_VIDEO_STREAM_ALL_MASK = 0x0000000F,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
MST_CONFIG_MST_EN_MASK = 0x00000001,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
LINE_RESET_DISABLE_MASK = 0x1,
|
||
|
};
|
||
|
|
||
|
#define AUX_CMD_NBYTES_TRANSFER_MASK 0x0000000F
|
||
|
|
||
|
#define AUX_CMD_SHIFT 8
|
||
|
#define AUX_CMD_MASK 0x00000F00
|
||
|
enum {
|
||
|
AUX_CMD_I2C_WRITE = 0x0,
|
||
|
AUX_CMD_I2C_READ = 0x1,
|
||
|
AUX_CMD_I2C_WRITE_STATUS = 0x2,
|
||
|
AUX_CMD_I2C_WRITE_MOT = 0x4,
|
||
|
AUX_CMD_I2C_READ_MOT = 0x5,
|
||
|
AUX_CMD_I2C_WRITE_STATUS_MOT = 0x6,
|
||
|
AUX_CMD_WRITE = 0x8,
|
||
|
AUX_CMD_READ = 0x9,
|
||
|
};
|
||
|
|
||
|
#define AUX_CLK_DIVIDER_VAL_MASK 0x00FF
|
||
|
|
||
|
#define AUX_CLK_DIVIDER_AUX_SIG_WIDTH_FILT_SHIFT 8
|
||
|
#define AUX_CLK_DIVIDER_AUX_SIG_WIDTH_FILT_MASK 0xFF00
|
||
|
|
||
|
enum {
|
||
|
INTERRUPT_SIG_STATE_HPD_STATE_MASK = 0x00000001,
|
||
|
INTERRUPT_SIG_STATE_REQUEST_STATE_MASK = 0x00000002,
|
||
|
INTERRUPT_SIG_STATE_REPLY_STATE_MASK = 0x00000004,
|
||
|
INTERRUPT_SIG_STATE_REPLY_TIMEOUT_MASK = 0x00000008,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
AUX_REPLY_CODE_ACK = 0x0,
|
||
|
AUX_REPLY_CODE_I2C_ACK = 0x0,
|
||
|
AUX_REPLY_CODE_NACK = 0x1,
|
||
|
AUX_REPLY_CODE_DEFER = 0x2,
|
||
|
AUX_REPLY_CODE_I2C_NACK = 0x4,
|
||
|
AUX_REPLY_CODE_I2C_DEFER = 0x8,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
INTERRUPT_STATUS_HPD_IRQ_MASK = 0x00000001,
|
||
|
INTERRUPT_STATUS_HPD_EVENT_MASK = 0x00000002,
|
||
|
INTERRUPT_STATUS_REPLY_RECEIVED_MASK = 0x00000004,
|
||
|
INTERRUPT_STATUS_REPLY_TIMEOUT_MASK = 0x00000008,
|
||
|
INTERRUPT_STATUS_HPD_PULSE_DETECTED_MASK = 0x00000010,
|
||
|
INTERRUPT_STATUS_EXT_PKT_TXD_MASK = 0x00000020,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
INTERRUPT_MASK_HPD_IRQ_MASK = 0x00000001,
|
||
|
INTERRUPT_MASK_HPD_EVENT_MASK = 0x00000002,
|
||
|
INTERRUPT_MASK_REPLY_RECEIVED_MASK = 0x00000004,
|
||
|
INTERRUPT_MASK_REPLY_TIMEOUT_MASK = 0x00000008,
|
||
|
INTERRUPT_MASK_HPD_PULSE_DETECTED_MASK = 0x00000010,
|
||
|
INTERRUPT_MASK_EXT_PKT_TXD_MASK = 0x00000020,
|
||
|
};
|
||
|
|
||
|
#define REPLY_STATUS_REPLY_STATUS_STATE_SHIFT 4
|
||
|
#define REPLY_STATUS_REPLY_STATUS_STATE_MASK 0x00000FF0
|
||
|
enum {
|
||
|
REPLY_STATUS_REPLY_RECEIVED_MASK = 0x00000001,
|
||
|
REPLY_STATUS_REPLY_IN_PROGRESS_MASK = 0x00000002,
|
||
|
REPLY_STATUS_REQUEST_IN_PROGRESS_MASK = 0x00000004,
|
||
|
REPLY_STATUS_REPLY_ERROR_MASK = 0x00000008,
|
||
|
};
|
||
|
|
||
|
#define MAIN_STREAMX_POLARITY_VSYNC_POL_SHIFT 1
|
||
|
enum {
|
||
|
MAIN_STREAMX_POLARITY_HSYNC_POL_MASK = 0x00000001,
|
||
|
MAIN_STREAMX_POLARITY_VSYNC_POL_MASK = 0x00000002,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
MAIN_STREAMX_MISC0_SYNC_CLK_MASK = 0x00000001,
|
||
|
};
|
||
|
|
||
|
#define MAIN_STREAMX_MISC0_COMPONENT_FORMAT_SHIFT 1
|
||
|
#define MAIN_STREAMX_MISC0_COMPONENT_FORMAT_MASK 0x00000006
|
||
|
enum {
|
||
|
MAIN_STREAMX_MISC0_COMPONENT_FORMAT_RGB = 0x0,
|
||
|
MAIN_STREAMX_MISC0_COMPONENT_FORMAT_YCBCR422 = 0x1,
|
||
|
MAIN_STREAMX_MISC0_COMPONENT_FORMAT_YCBCR444 = 0x2,
|
||
|
};
|
||
|
|
||
|
#define MAIN_STREAMX_MISC0_DYNAMIC_RANGE_SHIFT 3
|
||
|
#define MAIN_STREAMX_MISC0_DYNAMIC_RANGE_MASK 0x00000008
|
||
|
|
||
|
#define MAIN_STREAMX_MISC0_YCBCR_COLORIMETRY_SHIFT 4
|
||
|
#define MAIN_STREAMX_MISC0_YCBCR_COLORIMETRY_MASK 0x00000010
|
||
|
|
||
|
#define MAIN_STREAMX_MISC0_BDC_SHIFT 5
|
||
|
#define MAIN_STREAMX_MISC0_BDC_MASK 0x000000E0
|
||
|
enum {
|
||
|
MAIN_STREAMX_MISC0_BDC_6BPC = 0x0,
|
||
|
MAIN_STREAMX_MISC0_BDC_8BPC = 0x1,
|
||
|
MAIN_STREAMX_MISC0_BDC_10BPC = 0x2,
|
||
|
MAIN_STREAMX_MISC0_BDC_12BPC = 0x3,
|
||
|
MAIN_STREAMX_MISC0_BDC_16BPC = 0x4,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
PHY_CONFIG_PHY_RESET_ENABLE_MASK = 0x0000000,
|
||
|
PHY_CONFIG_PHY_RESET_MASK = 0x0000001,
|
||
|
PHY_CONFIG_GTTX_RESET_MASK = 0x0000002,
|
||
|
PHY_CONFIG_GT_ALL_RESET_MASK = 0x0000003,
|
||
|
PHY_CONFIG_TX_PHY_PMA_RESET_MASK = 0x0000100,
|
||
|
PHY_CONFIG_TX_PHY_PCS_RESET_MASK = 0x0000200,
|
||
|
PHY_CONFIG_TX_PHY_POLARITY_MASK = 0x0000800,
|
||
|
PHY_CONFIG_TX_PHY_PRBSFORCEERR_MASK = 0x0001000,
|
||
|
PHY_CONFIG_TX_PHY_POLARITY_IND_LANE_MASK = 0x0010000,
|
||
|
PHY_CONFIG_TX_PHY_POLARITY_LANE0_MASK = 0x0020000,
|
||
|
PHY_CONFIG_TX_PHY_POLARITY_LANE1_MASK = 0x0040000,
|
||
|
PHY_CONFIG_TX_PHY_POLARITY_LANE2_MASK = 0x0080000,
|
||
|
PHY_CONFIG_TX_PHY_POLARITY_LANE3_MASK = 0x0100000,
|
||
|
PHY_CONFIG_TX_PHY_8B10BEN_MASK = 0x0200000,
|
||
|
};
|
||
|
|
||
|
#define PHY_CONFIG_TX_PHY_LOOPBACK_SHIFT 13
|
||
|
#define PHY_CONFIG_TX_PHY_LOOPBACK_MASK 0x000E000
|
||
|
|
||
|
enum {
|
||
|
PHY_CLOCK_SELECT_162GBPS = 0x1,
|
||
|
PHY_CLOCK_SELECT_270GBPS = 0x3,
|
||
|
PHY_CLOCK_SELECT_540GBPS = 0x5,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
VS_LEVEL_0 = 0x2,
|
||
|
VS_LEVEL_1 = 0x5,
|
||
|
VS_LEVEL_2 = 0x8,
|
||
|
VS_LEVEL_3 = 0xF,
|
||
|
VS_LEVEL_OFFSET = 0x4,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
PE_LEVEL_0 = 0x00,
|
||
|
PE_LEVEL_1 = 0x0E,
|
||
|
PE_LEVEL_2 = 0x14,
|
||
|
PE_LEVEL_3 = 0x1B,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
PHY_STATUS_RESET_LANE_2_3_DONE_SHIFT = 2,
|
||
|
PHY_STATUS_TX_ERROR_LANE_0_SHIFT = 18,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_1_SHIFT = 20,
|
||
|
PHY_STATUS_TX_ERROR_LANE_1_SHIFT = 22,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_0_SHIFT = 16,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_2_SHIFT = 24,
|
||
|
PHY_STATUS_TX_ERROR_LANE_2_SHIFT = 26,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_3_SHIFT = 28,
|
||
|
PHY_STATUS_TX_ERROR_LANE_3_SHIFT = 30,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
PHY_STATUS_RESET_LANE_0_DONE_MASK = 0x00000001,
|
||
|
PHY_STATUS_RESET_LANE_1_DONE_MASK = 0x00000002,
|
||
|
PHY_STATUS_RESET_LANE_2_3_DONE_MASK = 0x0000000C,
|
||
|
PHY_STATUS_PLL_LANE0_1_LOCK_MASK = 0x00000010,
|
||
|
PHY_STATUS_PLL_LANE2_3_LOCK_MASK = 0x00000020,
|
||
|
PHY_STATUS_PLL_FABRIC_LOCK_MASK = 0x00000040,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_0_MASK = 0x00030000,
|
||
|
PHY_STATUS_TX_ERROR_LANE_0_MASK = 0x000C0000,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_1_MASK = 0x00300000,
|
||
|
PHY_STATUS_TX_ERROR_LANE_1_MASK = 0x00C00000,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_2_MASK = 0x03000000,
|
||
|
PHY_STATUS_TX_ERROR_LANE_2_MASK = 0x0C000000,
|
||
|
PHY_STATUS_TX_BUFFER_STATUS_LANE_3_MASK = 0x30000000,
|
||
|
PHY_STATUS_TX_ERROR_LANE_3_MASK = 0xC0000000,
|
||
|
};
|
||
|
|
||
|
#define PHY_STATUS_LANE_0_READY_MASK \
|
||
|
(PHY_STATUS_RESET_LANE_0_DONE_MASK | \
|
||
|
PHY_STATUS_PLL_LANE0_1_LOCK_MASK)
|
||
|
#define PHY_STATUS_LANES_0_1_READY_MASK \
|
||
|
(PHY_STATUS_LANE_0_READY_MASK | \
|
||
|
PHY_STATUS_RESET_LANE_1_DONE_MASK)
|
||
|
/*
|
||
|
* PHY_STATUS_ALL_LANES_READY_MASK seems to be missing lanes 0 and 1 in
|
||
|
* Xilinx dp_v3_0 implementation
|
||
|
*/
|
||
|
#define PHY_STATUS_ALL_LANES_READY_MASK \
|
||
|
(PHY_STATUS_LANES_0_1_READY_MASK | \
|
||
|
PHY_STATUS_RESET_LANE_2_3_DONE_MASK | \
|
||
|
PHY_STATUS_PLL_LANE2_3_LOCK_MASK)
|
||
|
|
||
|
/**
|
||
|
* phy_status_lanes_ready_mask() - Generate phy status ready mask
|
||
|
* @lane_count: Number of lanes for which to generate a mask
|
||
|
*
|
||
|
* Return: The generated phy status ready mask
|
||
|
*/
|
||
|
static inline u32 phy_status_lanes_ready_mask(u8 lane_count)
|
||
|
{
|
||
|
if (lane_count > 2)
|
||
|
return PHY_STATUS_ALL_LANES_READY_MASK;
|
||
|
|
||
|
if (lane_count == 2)
|
||
|
return PHY_STATUS_LANES_0_1_READY_MASK;
|
||
|
|
||
|
return PHY_STATUS_LANE_0_READY_MASK;
|
||
|
}
|
||
|
|
||
|
#define GT_DRP_COMMAND_DRP_ADDR_MASK 0x000F
|
||
|
#define GT_DRP_COMMAND_DRP_RW_CMD_MASK 0x0080
|
||
|
#define GT_DRP_COMMAND_DRP_W_DATA_SHIFT 16
|
||
|
#define GT_DRP_COMMAND_DRP_W_DATA_MASK 0xFF00
|
||
|
|
||
|
#define HDCP_ENABLE_BYPASS_DISABLE_MASK 0x0001
|
||
|
|
||
|
#endif /* __GDSYS_LOGICORE_DP_TX_REGIF_H__ */
|