824 lines
36 KiB
C
824 lines
36 KiB
C
/*
|
|
* Copyright 2020-2022 NXP
|
|
* All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#ifndef _FSL_MIPI_DSI_H_
|
|
#define _FSL_MIPI_DSI_H_
|
|
|
|
#include "fsl_common.h"
|
|
|
|
/*!
|
|
* @addtogroup mipi_dsi
|
|
* @{
|
|
*/
|
|
|
|
/*******************************************************************************
|
|
* Definitions
|
|
******************************************************************************/
|
|
|
|
/*! @name Driver version */
|
|
/*@{*/
|
|
#define FSL_MIPI_DSI_DRIVER_VERSION (MAKE_VERSION(2, 2, 2))
|
|
/*@}*/
|
|
|
|
/* The max APB transfer size. */
|
|
#define FSL_DSI_TX_MAX_PAYLOAD_BYTE (64U * 4U)
|
|
#define FSL_DSI_RX_MAX_PAYLOAD_BYTE (64U * 4U)
|
|
|
|
/*! @brief MIPI DSI structure definition. */
|
|
typedef struct
|
|
{
|
|
DSI_HOST_Type *host; /*!< Pointer to HOST registers. */
|
|
DSI_HOST_APB_PKT_IF_Type *apb; /*!< Pointer to APB registers. */
|
|
DSI_HOST_DPI_INTFC_Type *dpi; /*!< Pointer to DPI registers. */
|
|
DSI_HOST_NXP_FDSOI28_DPHY_INTFC_Type *dphy; /*!< Pointer to DPHY registers. */
|
|
} MIPI_DSI_Type;
|
|
|
|
/*! @brief Error codes for the MIPI DSI driver. */
|
|
enum
|
|
{
|
|
kStatus_DSI_Busy = MAKE_STATUS(kStatusGroup_MIPI_DSI, 0), /*!< DSI is busy. */
|
|
kStatus_DSI_RxDataError = MAKE_STATUS(kStatusGroup_MIPI_DSI, 1), /*!< Read data error. */
|
|
kStatus_DSI_ErrorReportReceived = MAKE_STATUS(kStatusGroup_MIPI_DSI, 2), /*!< Error report package received. */
|
|
kStatus_DSI_NotSupported = MAKE_STATUS(kStatusGroup_MIPI_DSI, 3), /*!< The transfer type not supported. */
|
|
};
|
|
|
|
/*! @brief MIPI DSI controller configuration. */
|
|
typedef struct _dsi_config
|
|
{
|
|
uint8_t numLanes; /*!< Number of lanes. */
|
|
bool enableNonContinuousHsClk; /*!< In enabled, the high speed clock will enter
|
|
low power mode between transmissions. */
|
|
bool enableTxUlps; /*!< Enable the TX ULPS. */
|
|
bool autoInsertEoTp; /*!< Insert an EoTp short package when switching from HS to LP. */
|
|
uint8_t numExtraEoTp; /*!< How many extra EoTp to send after the end of a packet. */
|
|
uint32_t htxTo_ByteClk; /*!< HS TX timeout count (HTX_TO) in byte clock. */
|
|
uint32_t lrxHostTo_ByteClk; /*!< LP RX host timeout count (LRX-H_TO) in byte clock. */
|
|
uint32_t btaTo_ByteClk; /*!< Bus turn around timeout count (TA_TO) in byte clock. */
|
|
} dsi_config_t;
|
|
|
|
/*! @brief MIPI DPI interface color coding. */
|
|
typedef enum _dsi_dpi_color_coding
|
|
{
|
|
kDSI_Dpi16BitConfig1 = 0U, /*!< 16-bit configuration 1. RGB565: XXXXXXXX_RRRRRGGG_GGGBBBBB. */
|
|
kDSI_Dpi16BitConfig2 = 1U, /*!< 16-bit configuration 2. RGB565: XXXRRRRR_XXGGGGGG_XXXBBBBB. */
|
|
kDSI_Dpi16BitConfig3 = 2U, /*!< 16-bit configuration 3. RGB565: XXRRRRRX_XXGGGGGG_XXBBBBBX. */
|
|
kDSI_Dpi18BitConfig1 = 3U, /*!< 18-bit configuration 1. RGB666: XXXXXXRR_RRRRGGGG_GGBBBBBB. */
|
|
kDSI_Dpi18BitConfig2 = 4U, /*!< 18-bit configuration 2. RGB666: XXRRRRRR_XXGGGGGG_XXBBBBBB. */
|
|
kDSI_Dpi24Bit = 5U, /*!< 24-bit. */
|
|
} dsi_dpi_color_coding_t;
|
|
|
|
/*! @brief MIPI DSI pixel packet type send through DPI interface. */
|
|
typedef enum _dsi_dpi_pixel_packet
|
|
{
|
|
kDSI_PixelPacket16Bit = 0U, /*!< 16 bit RGB565. */
|
|
kDSI_PixelPacket18Bit = 1U, /*!< 18 bit RGB666 packed. */
|
|
kDSI_PixelPacket18BitLoosely = 2U, /*!< 18 bit RGB666 loosely packed into three bytes. */
|
|
kDSI_PixelPacket24Bit = 3U, /*!< 24 bit RGB888, each pixel uses three bytes. */
|
|
} dsi_dpi_pixel_packet_t;
|
|
|
|
/*! @brief _dsi_dpi_polarity_flag DPI signal polarity. */
|
|
enum
|
|
{
|
|
kDSI_DpiVsyncActiveLow = 0U, /*!< VSYNC active low. */
|
|
kDSI_DpiHsyncActiveLow = 0U, /*!< HSYNC active low. */
|
|
kDSI_DpiVsyncActiveHigh = (1U << 0U), /*!< VSYNC active high. */
|
|
kDSI_DpiHsyncActiveHigh = (1U << 1U), /*!< HSYNC active high. */
|
|
};
|
|
|
|
/*! @brief DPI video mode. */
|
|
typedef enum _dsi_dpi_video_mode
|
|
{
|
|
kDSI_DpiNonBurstWithSyncPulse = 0U, /*!< Non-Burst mode with Sync Pulses. */
|
|
kDSI_DpiNonBurstWithSyncEvent = 1U, /*!< Non-Burst mode with Sync Events. */
|
|
kDSI_DpiBurst = 2U, /*!< Burst mode. */
|
|
} dsi_dpi_video_mode_t;
|
|
|
|
/*! @brief Behavior in BLLP (Blanking or Low-Power Interval). */
|
|
typedef enum _dsi_dpi_bllp_mode
|
|
{
|
|
kDSI_DpiBllpLowPower, /*!< LP mode used in BLLP periods. */
|
|
kDSI_DpiBllpBlanking, /*!< Blanking packets used in BLLP periods. */
|
|
kDSI_DpiBllpNull, /*!< Null packets used in BLLP periods. */
|
|
} dsi_dpi_bllp_mode_t;
|
|
|
|
/*! @brief MIPI DSI controller DPI interface configuration. */
|
|
typedef struct _dsi_dpi_config
|
|
{
|
|
uint16_t pixelPayloadSize; /*!< Maximum number of pixels that should be sent
|
|
as one DSI packet. Recommended that the line size
|
|
(in pixels) is evenly divisible by this parameter. */
|
|
dsi_dpi_color_coding_t dpiColorCoding; /*!< DPI color coding. */
|
|
dsi_dpi_pixel_packet_t pixelPacket; /*!< Pixel packet format. */
|
|
|
|
dsi_dpi_video_mode_t videoMode; /*!< Video mode. */
|
|
dsi_dpi_bllp_mode_t bllpMode; /*!< Behavior in BLLP. */
|
|
|
|
uint8_t polarityFlags; /*!< OR'ed value of _dsi_dpi_polarity_flag controls signal polarity. */
|
|
uint16_t hfp; /*!< Horizontal front porch, in dpi pixel clock. */
|
|
uint16_t hbp; /*!< Horizontal back porch, in dpi pixel clock. */
|
|
uint16_t hsw; /*!< Horizontal sync width, in dpi pixel clock. */
|
|
uint8_t vfp; /*!< Number of lines in vertical front porch. */
|
|
uint8_t vbp; /*!< Number of lines in vertical back porch. */
|
|
uint16_t panelHeight; /*!< Line number in vertical active area. */
|
|
|
|
uint8_t virtualChannel; /*!< Virtual channel. */
|
|
} dsi_dpi_config_t;
|
|
|
|
/*! @brief MIPI DSI D-PHY configuration. */
|
|
typedef struct _dsi_dphy_config
|
|
{
|
|
uint32_t txHsBitClk_Hz; /*!< The generated HS TX bit clock in Hz. */
|
|
|
|
uint8_t tClkPre_ByteClk; /*!< TLPX + TCLK-PREPARE + TCLK-ZERO + TCLK-PRE in byte clock.
|
|
Set how long the controller
|
|
will wait after enabling clock lane for HS before
|
|
enabling data lanes for HS. */
|
|
uint8_t tClkPost_ByteClk; /*!< TCLK-POST + T_CLK-TRAIL in byte clock. Set how long the controller
|
|
will wait before putting clock lane into LP mode after
|
|
data lanes detected in stop state. */
|
|
uint8_t tHsExit_ByteClk; /*!< THS-EXIT in byte clock. Set how long the controller
|
|
will wait after the clock lane has been put into LP
|
|
mode before enabling clock lane for HS again. */
|
|
uint32_t tWakeup_EscClk; /*!< Number of clk_esc clock periods to keep a clock
|
|
or data lane in Mark-1 state after exiting ULPS. */
|
|
uint8_t tHsPrepare_HalfEscClk; /*!< THS-PREPARE in clk_esc/2. Set how long
|
|
to drive the LP-00 state before HS transmissions,
|
|
available values are 2, 3, 4, 5. */
|
|
uint8_t tClkPrepare_HalfEscClk; /*!< TCLK-PREPARE in clk_esc/2. Set how long
|
|
to drive the LP-00 state before HS transmissions,
|
|
available values are 2, 3. */
|
|
uint8_t tHsZero_ByteClk; /*!< THS-ZERO in clk_byte. Set how long that controller
|
|
drives data lane HS-0 state before transmit
|
|
the Sync sequence. Available values are 6, 7, ..., 37. */
|
|
uint8_t tClkZero_ByteClk; /*!< TCLK-ZERO in clk_byte. Set how long that controller
|
|
drives clock lane HS-0 state before transmit
|
|
the Sync sequence. Available values are 3, 4, ..., 66. */
|
|
uint8_t tHsTrail_ByteClk; /*!< THS-TRAIL + 4*UI in clk_byte. Set the time
|
|
of the flipped differential state after last payload
|
|
data bit of HS transmission burst. Available values
|
|
are 0, 1, ..., 15. */
|
|
uint8_t tClkTrail_ByteClk; /*!< TCLK-TRAIL + 4*UI in clk_byte. Set the time
|
|
of the flipped differential state after last payload
|
|
data bit of HS transmission burst. Available values
|
|
are 0, 1, ..., 15. */
|
|
} dsi_dphy_config_t;
|
|
|
|
/*! @brief _dsi_apb_status Status of APB to packet interface. */
|
|
enum
|
|
{
|
|
kDSI_ApbNotIdle = (1U << 0U), /*!< State machine not idle */
|
|
kDSI_ApbTxDone = (1U << 1U), /*!< Tx packet done */
|
|
kDSI_ApbRxControl = (1U << 2U), /*!< DPHY direction 0 - tx had control, 1 - rx has control */
|
|
kDSI_ApbTxOverflow = (1U << 3U), /*!< TX fifo overflow */
|
|
kDSI_ApbTxUnderflow = (1U << 4U), /*!< TX fifo underflow */
|
|
kDSI_ApbRxOverflow = (1U << 5U), /*!< RX fifo overflow */
|
|
kDSI_ApbRxUnderflow = (1U << 6U), /*!< RX fifo underflow */
|
|
kDSI_ApbRxHeaderReceived = (1U << 7U), /*!< RX packet header has been received */
|
|
kDSI_ApbRxPacketReceived = (1U << 8U), /*!< All RX packet payload data has been received */
|
|
};
|
|
|
|
/*! @brief _dsi_rx_error_status Host receive error status. */
|
|
enum
|
|
{
|
|
kDSI_RxErrorEccOneBit = (1U << 0U), /*!< ECC single bit error detected. */
|
|
kDSI_RxErrorEccMultiBit = (1U << 1U), /*!< ECC multi bit error detected. */
|
|
kDSI_RxErrorCrc = (1U << 7U), /*!< CRC error detected. */
|
|
kDSI_RxErrorHtxTo = (1U << 8U), /*!< High Speed forward TX timeout detected. */
|
|
kDSI_RxErrorLrxTo = (1U << 9U), /*!< Reverse Low power data receive timeout detected. */
|
|
kDSI_RxErrorBtaTo = (1U << 10U) /*!< BTA timeout detected. */
|
|
};
|
|
|
|
/*! @brief DSI host controller status (status_out) */
|
|
enum _dsi_host_status
|
|
{
|
|
kDSI_HostSoTError = (1U << 0U), /*!< SoT error from peripheral error report. */
|
|
kDSI_HostSoTSyncError = (1U << 1U), /*!< SoT Sync error from peripheral error report. */
|
|
kDSI_HostEoTSyncError = (1U << 2U), /*!< EoT Sync error from peripheral error report. */
|
|
kDSI_HostEscEntryCmdError = (1U << 3U), /*!< Escape Mode Entry Command Error from peripheral error report. */
|
|
kDSI_HostLpTxSyncError = (1U << 4U), /*!< Low-power transmit Sync Error from peripheral error report. */
|
|
kDSI_HostPeriphToError = (1U << 5U), /*!< Peripheral timeout error from peripheral error report. */
|
|
kDSI_HostFalseControlError = (1U << 6U), /*!< False control error from peripheral error report. */
|
|
kDSI_HostContentionDetected = (1U << 7U), /*!< Contention detected from peripheral error report. */
|
|
kDSI_HostEccErrorOneBit = (1U << 8U), /*!< Single bit ECC error (corrected) from peripheral error report. */
|
|
kDSI_HostEccErrorMultiBit = (1U << 9U), /*!< Multi bit ECC error (not corrected) from peripheral error report. */
|
|
kDSI_HostChecksumError = (1U << 10U), /*!< Checksum error from peripheral error report. */
|
|
kDSI_HostInvalidDataType = (1U << 11U), /*!< DSI data type not recognized. */
|
|
kDSI_HostInvalidVcId = (1U << 12U), /*!< DSI VC ID invalid. */
|
|
kDSI_HostInvalidTxLength = (1U << 13U), /*!< Invalid transmission length. */
|
|
kDSI_HostProtocalViolation = (1U << 15U), /*!< DSI protocal violation. */
|
|
kDSI_HostResetTriggerReceived = (1U << 16U), /*!< Reset trigger received. */
|
|
kDSI_HostTearTriggerReceived = (1U << 17U), /*!< Tear effect trigger receive. */
|
|
kDSI_HostAckTriggerReceived = (1U << 18U), /*!< Acknowledge trigger message received. */
|
|
};
|
|
|
|
/*! @brief _dsi_interrupt DSI interrupt. */
|
|
enum
|
|
{
|
|
kDSI_InterruptGroup1ApbNotIdle = (1U << 0U), /*!< State machine not idle */
|
|
kDSI_InterruptGroup1ApbTxDone = (1U << 1U), /*!< Tx packet done */
|
|
kDSI_InterruptGroup1ApbRxControl = (1U << 2U), /*!< DPHY direction 0 - tx control, 1 - rx control */
|
|
kDSI_InterruptGroup1ApbTxOverflow = (1U << 3U), /*!< TX fifo overflow */
|
|
kDSI_InterruptGroup1ApbTxUnderflow = (1U << 4U), /*!< TX fifo underflow */
|
|
kDSI_InterruptGroup1ApbRxOverflow = (1U << 5U), /*!< RX fifo overflow */
|
|
kDSI_InterruptGroup1ApbRxUnderflow = (1U << 6U), /*!< RX fifo underflow */
|
|
kDSI_InterruptGroup1ApbRxHeaderReceived = (1U << 7U), /*!< RX packet header has been received */
|
|
kDSI_InterruptGroup1ApbRxPacketReceived = (1U << 8U), /*!< All RX packet payload data has been received */
|
|
kDSI_InterruptGroup1SoTError = (1U << 9U), /*!< SoT error from peripheral error report. */
|
|
kDSI_InterruptGroup1SoTSyncError = (1U << 10U), /*!< SoT Sync error from peripheral error report. */
|
|
kDSI_InterruptGroup1EoTSyncError = (1U << 11U), /*!< EoT Sync error from peripheral error report. */
|
|
kDSI_InterruptGroup1EscEntryCmdError = (1U << 12U), /*!< Escape Mode Entry Command Error
|
|
from peripheral error report. */
|
|
kDSI_InterruptGroup1LpTxSyncError = (1U << 13U), /*!< Low-power transmit Sync Error from
|
|
peripheral error report. */
|
|
kDSI_InterruptGroup1PeriphToError = (1U << 14U), /*!< Peripheral timeout error from
|
|
peripheral error report. */
|
|
kDSI_InterruptGroup1FalseControlError = (1U << 15U), /*!< False control error from peripheral error report. */
|
|
kDSI_InterruptGroup1ContentionDetected = (1U << 16U), /*!< Contention detected from peripheral error report. */
|
|
kDSI_InterruptGroup1EccErrorOneBit = (1U << 17U), /*!< Single bit ECC error (corrected) from
|
|
peripheral error report. */
|
|
kDSI_InterruptGroup1EccErrorMultiBit = (1U << 18U), /*!< Multi bit ECC error (not corrected) from
|
|
peripheral error report. */
|
|
kDSI_InterruptGroup1ChecksumError = (1U << 19U), /*!< Checksum error from peripheral error report. */
|
|
kDSI_InterruptGroup1InvalidDataType = (1U << 20U), /*!< DSI data type not recognized. */
|
|
kDSI_InterruptGroup1InvalidVcId = (1U << 21U), /*!< DSI VC ID invalid. */
|
|
kDSI_InterruptGroup1InvalidTxLength = (1U << 22U), /*!< Invalid transmission length. */
|
|
kDSI_InterruptGroup1ProtocalViolation = (1U << 24U), /*!< DSI protocal violation. */
|
|
kDSI_InterruptGroup1ResetTriggerReceived = (1U << 25U), /*!< Reset trigger received. */
|
|
kDSI_InterruptGroup1TearTriggerReceived = (1U << 26U), /*!< Tear effect trigger receive. */
|
|
kDSI_InterruptGroup1AckTriggerReceived = (1U << 27U), /*!< Acknowledge trigger message received. */
|
|
kDSI_InterruptGroup1HtxTo = (1U << 29U), /*!< High speed TX timeout. */
|
|
kDSI_InterruptGroup1LrxTo = (1U << 30U), /*!< Low power RX timeout. */
|
|
kDSI_InterruptGroup1BtaTo = (1U << 31U), /*!< Host BTA timeout. */
|
|
kDSI_InterruptGroup2EccOneBit = (1U << 0U), /*!< Sinle bit ECC error. */
|
|
kDSI_InterruptGroup2EccMultiBit = (1U << 1U), /*!< Multi bit ECC error. */
|
|
kDSI_InterruptGroup2CrcError = (1U << 2U), /*!< CRC error. */
|
|
};
|
|
|
|
/*! @brief DSI TX data type. */
|
|
typedef enum _dsi_tx_data_type
|
|
{
|
|
kDSI_TxDataVsyncStart = 0x01U, /*!< V Sync start. */
|
|
kDSI_TxDataVsyncEnd = 0x11U, /*!< V Sync end. */
|
|
kDSI_TxDataHsyncStart = 0x21U, /*!< H Sync start. */
|
|
kDSI_TxDataHsyncEnd = 0x31U, /*!< H Sync end. */
|
|
kDSI_TxDataEoTp = 0x08U, /*!< End of transmission packet. */
|
|
kDSI_TxDataCmOff = 0x02U, /*!< Color mode off. */
|
|
kDSI_TxDataCmOn = 0x12U, /*!< Color mode on. */
|
|
kDSI_TxDataShutDownPeriph = 0x22U, /*!< Shut down peripheral. */
|
|
kDSI_TxDataTurnOnPeriph = 0x32U, /*!< Turn on peripheral. */
|
|
kDSI_TxDataGenShortWrNoParam = 0x03U, /*!< Generic Short WRITE, no parameters. */
|
|
kDSI_TxDataGenShortWrOneParam = 0x13U, /*!< Generic Short WRITE, one parameter. */
|
|
kDSI_TxDataGenShortWrTwoParam = 0x23U, /*!< Generic Short WRITE, two parameter. */
|
|
kDSI_TxDataGenShortRdNoParam = 0x04U, /*!< Generic Short READ, no parameters. */
|
|
kDSI_TxDataGenShortRdOneParam = 0x14U, /*!< Generic Short READ, one parameter. */
|
|
kDSI_TxDataGenShortRdTwoParam = 0x24U, /*!< Generic Short READ, two parameter. */
|
|
kDSI_TxDataDcsShortWrNoParam = 0x05U, /*!< DCS Short WRITE, no parameters. */
|
|
kDSI_TxDataDcsShortWrOneParam = 0x15U, /*!< DCS Short WRITE, one parameter. */
|
|
kDSI_TxDataDcsShortRdNoParam = 0x06U, /*!< DCS Short READ, no parameters. */
|
|
kDSI_TxDataSetMaxReturnPktSize = 0x37U, /*!< Set the Maximum Return Packet Size. */
|
|
|
|
kDSI_TxDataNull = 0x09U, /*!< Null Packet, no data. */
|
|
kDSI_TxDataBlanking = 0x19U, /*!< Blanking Packet, no data. */
|
|
kDSI_TxDataGenLongWr = 0x29U, /*!< Generic long write. */
|
|
kDSI_TxDataDcsLongWr = 0x39U, /*!< DCS Long Write/write_LUT Command Packet. */
|
|
kDSI_TxDataLooselyPackedPixel20BitYCbCr = 0x0CU, /*!< Loosely Packed Pixel Stream, 20-bit YCbCr, 4:2:2 Format. */
|
|
kDSI_TxDataPackedPixel24BitYCbCr = 0x1CU, /*!< Packed Pixel Stream, 24-bit YCbCr, 4:2:2 Format. */
|
|
kDSI_TxDataPackedPixel16BitYCbCr = 0x2CU, /*!< Packed Pixel Stream, 16-bit YCbCr, 4:2:2 Format. */
|
|
kDSI_TxDataPackedPixel30BitRGB = 0x0DU, /*!< Packed Pixel Stream, 30-bit RGB, 10-10-10 Format. */
|
|
kDSI_TxDataPackedPixel36BitRGB = 0x1DU, /*!< Packed Pixel Stream, 36-bit RGB, 12-12-12 Format. */
|
|
kDSI_TxDataPackedPixel12BitYCrCb = 0x3DU, /*!< Packed Pixel Stream, 12-bit YCbCr, 4:2:0 Format. */
|
|
kDSI_TxDataPackedPixel16BitRGB = 0x0EU, /*!< Packed Pixel Stream, 16-bit RGB, 5-6-5 Format. */
|
|
kDSI_TxDataPackedPixel18BitRGB = 0x1EU, /*!< Packed Pixel Stream, 18-bit RGB, 6-6-6 Format. */
|
|
kDSI_TxDataLooselyPackedPixel18BitRGB = 0x2EU, /*!< Loosely Packed Pixel Stream, 18-bit RGB, 6-6-6 Format. */
|
|
kDSI_TxDataPackedPixel24BitRGB = 0x3EU, /*!< Packed Pixel Stream, 24-bit RGB, 8-8-8 Format. */
|
|
} dsi_tx_data_type_t;
|
|
|
|
/*! @brief DSI RX data type. */
|
|
typedef enum _dsi_rx_data_type
|
|
{
|
|
kDSI_RxDataAckAndErrorReport = 0x02U, /*!< Acknowledge and Error Report */
|
|
kDSI_RxDataEoTp = 0x08U, /*!< End of Transmission packet. */
|
|
kDSI_RxDataGenShortRdResponseOneByte = 0x11U, /*!< Generic Short READ Response, 1 byte returned. */
|
|
kDSI_RxDataGenShortRdResponseTwoByte = 0x12U, /*!< Generic Short READ Response, 2 byte returned. */
|
|
kDSI_RxDataGenLongRdResponse = 0x1AU, /*!< Generic Long READ Response. */
|
|
kDSI_RxDataDcsLongRdResponse = 0x1CU, /*!< DCS Long READ Response. */
|
|
kDSI_RxDataDcsShortRdResponseOneByte = 0x21U, /*!< DCS Short READ Response, 1 byte returned. */
|
|
kDSI_RxDataDcsShortRdResponseTwoByte = 0x22U, /*!< DCS Short READ Response, 2 byte returned. */
|
|
} dsi_rx_data_type_t;
|
|
|
|
/*! @brief _dsi_transfer_flags DSI transfer control flags. */
|
|
enum
|
|
{
|
|
kDSI_TransferUseHighSpeed = (1U << 0U), /*!< Use high speed mode or not. */
|
|
kDSI_TransferPerformBTA = (1U << 1U), /*!< Perform BTA or not. */
|
|
};
|
|
|
|
/*! @brief Structure for the data transfer. */
|
|
typedef struct _dsi_transfer
|
|
{
|
|
uint8_t virtualChannel; /*!< Virtual channel. */
|
|
dsi_tx_data_type_t txDataType; /*!< TX data type. */
|
|
uint8_t flags; /*!< Flags to control the transfer, see _dsi_transfer_flags. */
|
|
const uint8_t *txData; /*!< The TX data buffer. */
|
|
uint8_t *rxData; /*!< The TX data buffer. */
|
|
uint16_t txDataSize; /*!< Size of the TX data. */
|
|
uint16_t rxDataSize; /*!< Size of the RX data. */
|
|
bool sendDscCmd; /*!< If set to true, the DSC command is specified by @ref dscCmd, otherwise
|
|
the DSC command is included in the @ref txData. */
|
|
uint8_t dscCmd; /*!< The DSC command to send, only valid when @ref sendDscCmd is true. */
|
|
} dsi_transfer_t;
|
|
|
|
/*! @brief MIPI DSI transfer handle. */
|
|
typedef struct _dsi_handle dsi_handle_t;
|
|
|
|
/*!
|
|
* @brief MIPI DSI callback for finished transfer.
|
|
*
|
|
* When transfer finished, one of these status values will be passed to the user:
|
|
* - @ref kStatus_Success Data transfer finished with no error.
|
|
* - @ref kStatus_Timeout Transfer failed because of timeout.
|
|
* - @ref kStatus_DSI_RxDataError RX data error, user could use @ref DSI_GetRxErrorStatus
|
|
* to check the error details.
|
|
* - @ref kStatus_DSI_ErrorReportReceived Error Report packet received, user could use
|
|
* @ref DSI_GetAndClearHostStatus to check the error report status.
|
|
* - @ref kStatus_Fail Transfer failed for other reasons.
|
|
*/
|
|
typedef void (*dsi_callback_t)(const MIPI_DSI_Type *base, dsi_handle_t *handle, status_t status, void *userData);
|
|
|
|
/*! @brief MIPI DSI transfer handle structure */
|
|
struct _dsi_handle
|
|
{
|
|
volatile bool isBusy; /*!< MIPI DSI is busy with APB data transfer. */
|
|
dsi_transfer_t xfer; /*!< Transfer information. */
|
|
dsi_callback_t callback; /*!< DSI callback */
|
|
void *userData; /*!< Callback parameter */
|
|
const MIPI_DSI_Type *dsi; /*!< Pointer to MIPI DSI peripheral. */
|
|
};
|
|
|
|
/*******************************************************************************
|
|
* API
|
|
******************************************************************************/
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*!
|
|
* @name MIPI_DSI host initialization.
|
|
* @{
|
|
*/
|
|
|
|
/*!
|
|
* @brief Initializes an MIPI DSI host with the user configuration.
|
|
*
|
|
* This function initializes the MIPI DSI host with the configuration, it should
|
|
* be called first before other MIPI DSI driver functions.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param config Pointer to a user-defined configuration structure.
|
|
*/
|
|
void DSI_Init(const MIPI_DSI_Type *base, const dsi_config_t *config);
|
|
|
|
/*!
|
|
* @brief Deinitializes an MIPI DSI host.
|
|
*
|
|
* This function should be called after all bother MIPI DSI driver functions.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
*/
|
|
void DSI_Deinit(const MIPI_DSI_Type *base);
|
|
|
|
/*!
|
|
* @brief Get the default configuration to initialize the MIPI DSI host.
|
|
*
|
|
* The default value is:
|
|
* @code
|
|
config->numLanes = 4;
|
|
config->enableNonContinuousHsClk = false;
|
|
config->enableTxUlps = false;
|
|
config->autoInsertEoTp = true;
|
|
config->numExtraEoTp = 0;
|
|
config->htxTo_ByteClk = 0;
|
|
config->lrxHostTo_ByteClk = 0;
|
|
config->btaTo_ByteClk = 0;
|
|
@endcode
|
|
*
|
|
* @param config Pointer to a user-defined configuration structure.
|
|
*/
|
|
void DSI_GetDefaultConfig(dsi_config_t *config);
|
|
|
|
/*! @} */
|
|
|
|
/*!
|
|
* @name DPI interface
|
|
* @{
|
|
*/
|
|
|
|
/*!
|
|
* @brief Configure the DPI interface core.
|
|
*
|
|
* This function sets the DPI interface configuration, it should be used in
|
|
* video mode.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param config Pointer to the DPI interface configuration.
|
|
* @param numLanes Lane number, should be same with the setting in @ref dsi_dpi_config_t.
|
|
* @param dpiPixelClkFreq_Hz The DPI pixel clock frequency in Hz.
|
|
* @param dsiHsBitClkFreq_Hz The DSI high speed bit clock frequency in Hz. It is
|
|
* the same with DPHY PLL output.
|
|
*/
|
|
void DSI_SetDpiConfig(const MIPI_DSI_Type *base,
|
|
const dsi_dpi_config_t *config,
|
|
uint8_t numLanes,
|
|
uint32_t dpiPixelClkFreq_Hz,
|
|
uint32_t dsiHsBitClkFreq_Hz);
|
|
|
|
/*! @} */
|
|
|
|
/*!
|
|
* @name D-PHY configuration.
|
|
* @{
|
|
*/
|
|
|
|
/*!
|
|
* @brief Initializes the D-PHY
|
|
*
|
|
* This function configures the D-PHY timing and setups the D-PHY PLL based on
|
|
* user configuration. The configuration structure could be got by the function
|
|
* @ref DSI_GetDphyDefaultConfig.
|
|
*
|
|
* For some platforms there is not dedicated D-PHY PLL, indicated by the macro
|
|
* FSL_FEATURE_MIPI_DSI_NO_DPHY_PLL. For these platforms, the @p refClkFreq_Hz
|
|
* is useless.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param config Pointer to the D-PHY configuration.
|
|
* @param refClkFreq_Hz The REFCLK frequency in Hz.
|
|
* @return The actual D-PHY PLL output frequency. If could not configure the
|
|
* PLL to the target frequency, the return value is 0.
|
|
*/
|
|
uint32_t DSI_InitDphy(const MIPI_DSI_Type *base, const dsi_dphy_config_t *config, uint32_t refClkFreq_Hz);
|
|
|
|
/*!
|
|
* @brief Deinitializes the D-PHY
|
|
*
|
|
* Power down the D-PHY PLL and shut down D-PHY.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
*/
|
|
void DSI_DeinitDphy(const MIPI_DSI_Type *base);
|
|
|
|
/*!
|
|
* @brief Get the default D-PHY configuration.
|
|
*
|
|
* Gets the default D-PHY configuration, the timing parameters are set according
|
|
* to D-PHY specification. User could use the configuration directly, or change
|
|
* some parameters according to the special device.
|
|
*
|
|
* @param config Pointer to the D-PHY configuration.
|
|
* @param txHsBitClk_Hz High speed bit clock in Hz.
|
|
* @param txEscClk_Hz Esc clock in Hz.
|
|
*/
|
|
void DSI_GetDphyDefaultConfig(dsi_dphy_config_t *config, uint32_t txHsBitClk_Hz, uint32_t txEscClk_Hz);
|
|
|
|
/*! @} */
|
|
|
|
/*!
|
|
* @name Interrupts
|
|
* @{
|
|
*/
|
|
|
|
/*!
|
|
* @brief Enable the interrupts.
|
|
*
|
|
* The interrupts to enable are passed in as OR'ed mask value of _dsi_interrupt.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param intGroup1 Interrupts to enable in group 1.
|
|
* @param intGroup2 Interrupts to enable in group 2.
|
|
*/
|
|
static inline void DSI_EnableInterrupts(const MIPI_DSI_Type *base, uint32_t intGroup1, uint32_t intGroup2)
|
|
{
|
|
base->apb->IRQ_MASK &= ~intGroup1;
|
|
base->apb->IRQ_MASK2 &= ~intGroup2;
|
|
}
|
|
|
|
/*!
|
|
* @brief Disable the interrupts.
|
|
*
|
|
* The interrupts to disable are passed in as OR'ed mask value of _dsi_interrupt.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param intGroup1 Interrupts to disable in group 1.
|
|
* @param intGroup2 Interrupts to disable in group 2.
|
|
*/
|
|
static inline void DSI_DisableInterrupts(const MIPI_DSI_Type *base, uint32_t intGroup1, uint32_t intGroup2)
|
|
{
|
|
base->apb->IRQ_MASK |= intGroup1;
|
|
base->apb->IRQ_MASK2 |= intGroup2;
|
|
}
|
|
|
|
/*!
|
|
* @brief Get and clear the interrupt status.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param intGroup1 Group 1 interrupt status.
|
|
* @param intGroup2 Group 2 interrupt status.
|
|
*/
|
|
static inline void DSI_GetAndClearInterruptStatus(const MIPI_DSI_Type *base, uint32_t *intGroup1, uint32_t *intGroup2)
|
|
{
|
|
*intGroup2 = base->apb->IRQ_STATUS2;
|
|
*intGroup1 = base->apb->IRQ_STATUS;
|
|
}
|
|
|
|
/*! @} */
|
|
|
|
/*!
|
|
* @name MIPI DSI APB
|
|
* @{
|
|
*/
|
|
|
|
/*!
|
|
* @brief Configure the APB packet to send.
|
|
*
|
|
* This function configures the next APB packet transfer. After configuration,
|
|
* the packet transfer could be started with function @ref DSI_SendApbPacket.
|
|
* If the packet is long packet, Use @ref DSI_WriteApbTxPayload to fill the payload
|
|
* before start transfer.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param wordCount For long packet, this is the byte count of the payload.
|
|
* For short packet, this is (data1 << 8) | data0.
|
|
* @param virtualChannel Virtual channel.
|
|
* @param dataType The packet data type, (DI).
|
|
* @param flags The transfer control flags, see _dsi_transfer_flags.
|
|
*/
|
|
void DSI_SetApbPacketControl(
|
|
const MIPI_DSI_Type *base, uint16_t wordCount, uint8_t virtualChannel, dsi_tx_data_type_t dataType, uint8_t flags);
|
|
|
|
/*!
|
|
* @brief Fill the long APB packet payload.
|
|
*
|
|
* Write the long packet payload to TX FIFO.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param payload Pointer to the payload.
|
|
* @param payloadSize Payload size in byte.
|
|
*/
|
|
void DSI_WriteApbTxPayload(const MIPI_DSI_Type *base, const uint8_t *payload, uint16_t payloadSize);
|
|
|
|
/*!
|
|
* @brief Extended function to fill the payload to TX FIFO.
|
|
*
|
|
* Write the long packet payload to TX FIFO. This function could be used in two ways
|
|
*
|
|
* 1. Include the DSC command in parameter @p payload. In this case, the DSC command
|
|
* is the first byte of @p payload. The parameter @p sendDscCmd is set to false,
|
|
* the @p dscCmd is not used. This function is the same as @ref DSI_WriteApbTxPayload
|
|
* when used in this way.
|
|
*
|
|
* 2. The DSC command in not in parameter @p payload, but specified by parameter @p dscCmd.
|
|
* In this case, the parameter @p sendDscCmd is set to true, the @p dscCmd is the DSC
|
|
* command to send. The @p payload is sent after @p dscCmd.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param payload Pointer to the payload.
|
|
* @param payloadSize Payload size in byte.
|
|
* @param sendDscCmd If set to true, the DSC command is specified by @p dscCmd,
|
|
* otherwise the DSC command is included in the @p payload.
|
|
* @param dscCmd The DSC command to send, only used when @p sendDscCmd is true.
|
|
*/
|
|
void DSI_WriteApbTxPayloadExt(
|
|
const MIPI_DSI_Type *base, const uint8_t *payload, uint16_t payloadSize, bool sendDscCmd, uint8_t dscCmd);
|
|
|
|
/*!
|
|
* @brief Read the long APB packet payload.
|
|
*
|
|
* Read the long packet payload from RX FIFO. This function reads directly but
|
|
* does not check the RX FIFO status. Upper layer should make sure there are
|
|
* available data.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param payload Pointer to the payload.
|
|
* @param payloadSize Payload size in byte.
|
|
*/
|
|
void DSI_ReadApbRxPayload(const MIPI_DSI_Type *base, uint8_t *payload, uint16_t payloadSize);
|
|
|
|
/*!
|
|
* @brief Trigger the controller to send out APB packet.
|
|
*
|
|
* Send the packet set by @ref DSI_SetApbPacketControl.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
*/
|
|
static inline void DSI_SendApbPacket(const MIPI_DSI_Type *base)
|
|
{
|
|
base->apb->SEND_PACKET = 0x1U;
|
|
}
|
|
|
|
/*!
|
|
* @brief Get the APB status.
|
|
*
|
|
* The return value is OR'ed value of _dsi_apb_status.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @return The APB status.
|
|
*/
|
|
static inline uint32_t DSI_GetApbStatus(const MIPI_DSI_Type *base)
|
|
{
|
|
return base->apb->PKT_STATUS;
|
|
}
|
|
|
|
/*!
|
|
* @brief Get the error status during data transfer.
|
|
*
|
|
* The return value is OR'ed value of _dsi_rx_error_status.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @return The error status.
|
|
*/
|
|
static inline uint32_t DSI_GetRxErrorStatus(const MIPI_DSI_Type *base)
|
|
{
|
|
return base->host->RX_ERROR_STATUS;
|
|
}
|
|
|
|
/*!
|
|
* @brief Get the one-bit RX ECC error position.
|
|
*
|
|
* When one-bit ECC RX error detected using @ref DSI_GetRxErrorStatus, this
|
|
* function could be used to get the error bit position.
|
|
*
|
|
* @code
|
|
uint8_t eccErrorPos;
|
|
uint32_t rxErrorStatus = DSI_GetRxErrorStatus(MIPI_DSI);
|
|
if (kDSI_RxErrorEccOneBit & rxErrorStatus)
|
|
{
|
|
eccErrorPos = DSI_GetEccRxErrorPosition(rxErrorStatus);
|
|
}
|
|
@endcode
|
|
*
|
|
* @param rxErrorStatus The error status returned by @ref DSI_GetRxErrorStatus.
|
|
* @return The 1-bit ECC error position.
|
|
*/
|
|
static inline uint8_t DSI_GetEccRxErrorPosition(uint32_t rxErrorStatus)
|
|
{
|
|
return (uint8_t)((rxErrorStatus >> 2U) & 0x1FU);
|
|
}
|
|
|
|
/*!
|
|
* @brief Get and clear the DSI host status.
|
|
*
|
|
* The host status are returned as mask value of @ref _dsi_host_status.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @return The DSI host status.
|
|
*/
|
|
static inline uint32_t DSI_GetAndClearHostStatus(const MIPI_DSI_Type *base)
|
|
{
|
|
return base->host->CFG_STATUS_OUT;
|
|
}
|
|
|
|
/*!
|
|
* @brief Get the RX packet header.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @return The RX packet header.
|
|
*/
|
|
static inline uint32_t DSI_GetRxPacketHeader(const MIPI_DSI_Type *base)
|
|
{
|
|
return base->apb->PKT_RX_PKT_HEADER;
|
|
}
|
|
|
|
/*!
|
|
* @brief Extract the RX packet type from the packet header.
|
|
*
|
|
* Extract the RX packet type from the packet header get by @ref DSI_GetRxPacketHeader.
|
|
*
|
|
* @param rxPktHeader The RX packet header get by @ref DSI_GetRxPacketHeader.
|
|
* @return The RX packet type.
|
|
*/
|
|
static inline dsi_rx_data_type_t DSI_GetRxPacketType(uint32_t rxPktHeader)
|
|
{
|
|
return (dsi_rx_data_type_t)(uint8_t)((rxPktHeader >> 16U) & 0x3FU);
|
|
}
|
|
|
|
/*!
|
|
* @brief Extract the RX packet word count from the packet header.
|
|
*
|
|
* Extract the RX packet word count from the packet header get by @ref DSI_GetRxPacketHeader.
|
|
*
|
|
* @param rxPktHeader The RX packet header get by @ref DSI_GetRxPacketHeader.
|
|
* @return For long packet, return the payload word count (byte). For short packet,
|
|
* return the (data0 << 8) | data1.
|
|
*/
|
|
static inline uint16_t DSI_GetRxPacketWordCount(uint32_t rxPktHeader)
|
|
{
|
|
return (uint16_t)(rxPktHeader & 0xFFFFU);
|
|
}
|
|
|
|
/*!
|
|
* @brief Extract the RX packet virtual channel from the packet header.
|
|
*
|
|
* Extract the RX packet virtual channel from the packet header get by @ref DSI_GetRxPacketHeader.
|
|
*
|
|
* @param rxPktHeader The RX packet header get by @ref DSI_GetRxPacketHeader.
|
|
* @return The virtual channel.
|
|
*/
|
|
static inline uint8_t DSI_GetRxPacketVirtualChannel(uint32_t rxPktHeader)
|
|
{
|
|
return (uint8_t)((rxPktHeader >> 22U) & 0x3U);
|
|
}
|
|
|
|
/*!
|
|
* @brief APB data transfer using blocking method.
|
|
*
|
|
* Perform APB data transfer using blocking method. This function waits until all
|
|
* data send or received, or timeout happens.
|
|
*
|
|
* When using this API to read data, the actually read data count could be got
|
|
* from xfer->rxDataSize.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param xfer Pointer to the transfer structure.
|
|
* @retval kStatus_Success Data transfer finished with no error.
|
|
* @retval kStatus_Timeout Transfer failed because of timeout.
|
|
* @retval kStatus_DSI_RxDataError RX data error, user could use @ref DSI_GetRxErrorStatus
|
|
* to check the error details.
|
|
* @retval kStatus_DSI_ErrorReportReceived Error Report packet received, user could use
|
|
* @ref DSI_GetAndClearHostStatus to check the error report status.
|
|
* @retval kStatus_DSI_NotSupported Transfer format not supported.
|
|
* @retval kStatus_DSI_Fail Transfer failed for other reasons.
|
|
*/
|
|
status_t DSI_TransferBlocking(const MIPI_DSI_Type *base, dsi_transfer_t *xfer);
|
|
|
|
/*! @} */
|
|
|
|
/*!
|
|
* @name Transactional
|
|
* @{
|
|
*/
|
|
|
|
/*!
|
|
* @brief Create the MIPI DSI handle.
|
|
*
|
|
* This function initializes the MIPI DSI handle which can be used for other transactional APIs.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param handle Handle pointer.
|
|
* @param callback Callback function.
|
|
* @param userData User data.
|
|
*/
|
|
status_t DSI_TransferCreateHandle(const MIPI_DSI_Type *base,
|
|
dsi_handle_t *handle,
|
|
dsi_callback_t callback,
|
|
void *userData);
|
|
|
|
/*!
|
|
* @brief APB data transfer using interrupt method.
|
|
*
|
|
* Perform APB data transfer using interrupt method, when transfer finished,
|
|
* upper layer could be informed through callback function.
|
|
*
|
|
* When using this API to read data, the actually read data count could be got
|
|
* from handle->xfer->rxDataSize after read finished.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param handle pointer to dsi_handle_t structure which stores the transfer state.
|
|
* @param xfer Pointer to the transfer structure.
|
|
*
|
|
* @retval kStatus_Success Data transfer started successfully.
|
|
* @retval kStatus_DSI_Busy Failed to start transfer because DSI is busy with pervious transfer.
|
|
* @retval kStatus_DSI_NotSupported Transfer format not supported.
|
|
*/
|
|
status_t DSI_TransferNonBlocking(const MIPI_DSI_Type *base, dsi_handle_t *handle, dsi_transfer_t *xfer);
|
|
|
|
/*!
|
|
* @brief Abort current APB data transfer.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param handle pointer to dsi_handle_t structure which stores the transfer state.
|
|
*/
|
|
void DSI_TransferAbort(const MIPI_DSI_Type *base, dsi_handle_t *handle);
|
|
|
|
/*!
|
|
* @brief Interrupt handler for the DSI.
|
|
*
|
|
* @param base MIPI DSI host peripheral base address.
|
|
* @param handle pointer to dsi_handle_t structure which stores the transfer state.
|
|
*/
|
|
void DSI_TransferHandleIRQ(const MIPI_DSI_Type *base, dsi_handle_t *handle);
|
|
|
|
/*! @} */
|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
/*! @} */
|
|
|
|
#endif /* _FSL_MIPI_DSI_H_ */
|