MIPI D-PHY IP User Guide Agilex™ 3 and Agilex™ 5 FPGAs - The MIPI D-PHY IP User Guide provides guidance and reference information for using the MIPI D-PHY IP. - 2026-04-06

Version: 26.1

1. About the MIPI D-PHY IP
1.1. MIPI D-PHY IP Features
1.2. Unsupported Features
1.3. MIPI D-PHY IP Release Information
1.4. MIPI D-PHY IP Block Diagram
1.5. Supported Data Lanes and Clock Lane Per Single HSIO Bank
1.6. MIPI D-PHY IP Design Flow
2. Configuring and Generating the MIPI D-PHY IP
2.1. Creating a MIPI D-PHY Project
2.2. Generating a MIPI D-PHY IP
2.3. Generating the Design Example
2.3.1. Generating the Synthesizable MIPI D-PHY Design Example
2.3.1.1. Design Example Block Diagram
2.3.1.2. External Interfaces
2.4. MIPI D-PHY IP Parameters
2.4.1. MIPI D-PHY IP Configuration Parameters
2.4.2. MIPI D-PHY Link n Tab: RX Parameters
2.4.3. MIPI D-PHY Link n Tab: TX Parameters
2.5. Compiling the Design Example
3. MIPI D-PHY Interface Design Guidelines
3.1. Identifying Pin Assignments Based on Byte Location
3.2. Assigning the RZQ pin and Dedicated Reference Clock Pin for MIPI D-PHY IP
3.3. Rules for the Remaining I/O Pin from Same Byte Location
3.4. I/O Bank Sharing
3.4.1. MIPI I/O Bank Sharing with External Memory Interface Protocol
3.5. MIPI D-PHY Placement Rules
3.6. Handling MIPI D-PHY IP Reset
4. Simulating the MIPI D-PHY IP
4.1. Simulating the MIPI D-PHY IP Design Example with External Loopback Enabled
4.1.1. Simulation Design Example with External Loopback Enabled Block Diagram
4.1.2. Simulating MIPI D-PHY IP Design Example with Modelsim* and Questasim*
4.1.3. Simulating MIPI D-PHY IP Design Example with Synopsys VCSMX* and Xcelium*
5. Validating the MIPI D-PHY IP
5.1. Adding Signal Tap Logic Analyzer to MIPI D-PHY IP Design Example
5.2. Testing the MIPI D-PHY Design Example
6. Debugging the MIPI-PHY IP
6.1. Creating a Simplified Design that Demonstrates the Same Problem
6.2. Evaluating FPGA Timing Problems
6.3. Determining if the Problem Exists in Previous Quartus Prime Versions
6.4. Determining if the Problem Exists in the Current Version of Software
6.5. Verifying the MIPI D-PHY IP Using the Signal Tap Logic Analyzer
6.6. Varying the Voltage
6.7. Operating at Lower Speed
6.8. Trying a Different PCB
7. MIPI D-PHY Architecture
7.1. MIPI D-PHY IP TX
7.2. MIPI D-PHY IP RX
7.3. Initialization and Reset Sequences
7.4. Calibration
7.5. CSR Clock Domain Crossing (CDC)
7.6. Clocking
8. Interface Signals and Register Maps
8.1. Interface Signals
8.1.1. General Interface Signals
8.1.2. AXI-Lite Interface
8.1.3. Core Register Bus
8.1.4. D-PHY RX PPI Interface Signals
8.1.5. D-PHY TX PPI Interface Signals
8.1.6. AXI-Lite CSR Access
8.2. Register Maps
8.2.1. D-PHY IP Registers
8.2.1.1. IP_ID
8.2.1.2. IP_CAP
8.2.1.3. D0_CAP
8.2.1.4. DN_CAP
8.2.1.5. RX_CAP
8.2.1.6. TX_CAP
8.2.1.7. TX_PREAMBLE_LEN
8.2.1.8. D-PHY_CSR
8.2.1.9. TX_CLK_LANE_PS
8.2.1.10. RX_DLANE_ERR
8.2.1.11. SKEW_CAL_LEN_B0
8.2.1.12. SKEW_CAL_LEN_B1
8.2.1.13. SKEW_CAL_LEN_B2
8.2.1.14. SKEW_CAL_LEN_B3
8.2.1.15. ALT_CAL_LEN_B0
8.2.1.16. ALT_CAL_LEN_B1
8.2.1.17. ALT_CAL_LEN_B2
8.2.1.18. ALT_CAL_LEN_B3
8.2.1.19. CLK_CSR
8.2.1.20. CLK_STATUS
8.2.1.21. DLANE_CSR_0
8.2.1.22. DLANE_STATUS_0
8.2.1.23. RX_DLANE_DESKEW_DELAY_0
8.2.1.24. RX_DLANE_ERR_0
8.2.1.25. DLANE_CSR_1
8.2.1.26. DLANE_STATUS_1
8.2.1.27. RX_DLANE_DESKEW_DELAY_1
8.2.1.28. RX_DLANE_ERR_1
8.2.1.29. DLANE_CSR_2
8.2.1.30. DLANE_STATUS_2
8.2.1.31. RX_DLANE_DESKEW_DELAY_2
8.2.1.32. RX_DLANE_ERR_2
8.2.1.33. DLANE_CSR_3
8.2.1.34. DLANE_STATUS_3
8.2.1.35. RX_DLANE_DESKEW_DELAY_3
8.2.1.36. RX_DLANE_ERR_3
8.2.1.37. DLANE_CSR_4
8.2.1.38. DLANE_STATUS_4
8.2.1.39. RX_DLANE_DESKEW_DELAY_4
8.2.1.40. RX_DLANE_ERR_4
8.2.1.41. DLANE_CSR_5
8.2.1.42. DLANE_STATUS_5
8.2.1.43. RX_DLANE_DESKEW_DELAY_5
8.2.1.44. RX_DLANE_ERR_5
8.2.1.45. DLANE_CSR_6
8.2.1.46. DLANE_STATUS_6
8.2.1.47. RX_DLANE_DESKEW_DELAY_6
8.2.1.48. RX_DLANE_ERR_6
8.2.1.49. DLANE_CSR_7
8.2.1.50. DLANE_STATUS_7
8.2.1.51. RX_DLANE_DESKEW_DELAY_7
8.2.1.52. RX_DLANE_ERR_7
8.2.1.53. TX_LPX
8.2.1.54. TX_HS_EXIT
8.2.1.55. TX_LP_EXIT
8.2.1.56. TX_CLK_PREPARE
8.2.1.57. TX_CLK_ZERO
8.2.1.58. TX_CLK_POST
8.2.1.59. TX_CLK_PRE
8.2.1.60. TX_HS_PREPARE
8.2.1.61. TX_HS_ZERO
8.2.1.62. TX_HS_TRAIL
8.2.1.63. TX_INIT
8.2.1.64. TX_WAKE
8.2.1.65. RX_CLK_LOSS_DETECT
8.2.1.66. RX_CLK_SETTLE
8.2.1.67. RX_HS_SETTLE
8.2.1.68. RX_INIT
8.2.1.69. RX_CLK_POST
8.2.1.70. RX_CAL_REG_CTRL
8.2.1.71. RX_CAL_STATUS_D-PHY
8.2.1.72. RX_CAL_SKEW_W_START_MUX
8.2.1.73. RX_CAL_SKEW_W_END_MUX
8.2.1.74. RX_CAL_ALT_W_START_MUX
8.2.1.75. RX__CAL_ALT_W_END_MUX
8.2.1.76. RX_DESKEW_DELAY_MUX
8.2.1.77. RX_CAL_STATUS_LANE_MUX
8.2.1.78. PRBS_INIT_0
8.2.1.79. PRBS_INIT_1
8.2.1.80. PRBS_INIT_2
8.2.1.81. PRBS_INIT_3
8.2.1.82. PRBS_INIT_4
8.2.1.83. PRBS_INIT_5
8.2.1.84. PRBS_INIT_6
8.2.1.85. TX_TM_CONTROL
8.2.1.86. TX_MNL_IO_0
8.2.1.87. TX_MNL_D_LP_EN
8.2.1.88. RX_TM_CONTROL
8.2.2. D-PHY Traffic Generator (TG) Registers
8.2.2.1. TG_TOP_CTRL_0
8.2.2.2. TG_TOP_CTRL_1
8.2.2.3. TG_TOP_DONE
8.2.2.4. TG_TOP_FAIL
8.2.2.5. TG_TOP_TEST_EN
8.2.2.6. TG_TOP_TEST_LINK
8.2.2.7. TARGET_TEST_CNT
8.2.2.8. TCHK_CONTROL
8.2.2.9. TCHK_LINK_STATUS
8.2.2.10. HS_DONE_LANES
8.2.2.11. TCHK_LINK_ERR_STATUS
8.2.2.12. LANE_ERROR_SOT_LANES
8.2.2.13. CAL_ERROR_LANES
8.2.2.14. HS_ERR_LANES
8.2.2.15. HS_TEST_CNT
8.2.2.16. LPDT_TEST_CNT
8.2.2.17. TRIGGER_TEST_CNT
8.2.2.18. ULPS_TEST_CNT
8.2.2.19. TG_RX_OVRD_DATA_PAT
8.2.2.20. TG_RX_BIT_ERROR_CNT
8.2.2.21. TG_RX_HS_TXFER_CNT
8.2.2.22. TG_LINK_CONTROL
8.2.2.23. TG_INIT_CNT
8.2.2.24. TG_HS_LEN
8.2.2.25. TG_LP_LEN
8.2.2.26. TG_SKEW_CAL
8.2.2.27. TG_ALT_CAL
8.2.2.28. TG_PER_SKEW_CAL_LEN
8.2.2.29. TG_TEST_CNT
8.2.2.30. TG_OVRD_DATA_PAT
8.2.2.31. TG_TX_HS_TXFER_CNT
9. Verification Test Plan
9.1. MIPI D-PHY Tests
10. Document Revision History for the MIPI D-PHY IP User Guide

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