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## 

## DS90xx98x-Q1 Auto Script Generation Output
## Tool Version 5.2


import time 
## Serializer: DS90Ux983-Q1
## User Inputs:
## Serializer I2C Address= 0x30
## Max DP Lane Count = 4
## Max DP Lane Rate = 2.7Gbps
## DPRX SSC Mode Enabled
## DP SST Mode Enabled
## DP Mode Enabled
## FPD-Link Configuration: FPD-Link III Dual
## FPD SSCG Enabled:
## Spread Type: Center
## fMOD = 33kHz
## fDEV = 0.3%


## Number of Displays = 1

## Video Processor 0 (Stream 0) Properties:
## Total Horizontal Pixels = 4044
## Total Vertical Lines = 760
## Active Horizontal Pixels = 3840
## Active Vertical Lines = 720
## Horizontal Back Porch = 96
## Vertical Back Porch = 24
## Horizontal Sync = 12
## Vertical Sync = 10
## Horizontal Front Porch = 96
## Vertical Front Porch = 6
## Horizontal Sync Polarity = Negative
## Vertical Sync Polarity = Negative
## Bits per pixel = 24
## Pixel Clock = 184.41MHz
## PATGEN Enabled

## *********************************************
## Set up Variables
## *********************************************
serAddr = 0x30
desAddr0 = 0x70
desAlias0 = 0x70
board.WriteI2C(serAddr,0x70,desAddr0)
board.WriteI2C(serAddr,0x78,desAlias0)
board.WriteI2C(serAddr,0x88,0x0)
board.WriteI2C(serAddr,0x3a,0x88) #Disable remote contorller on FPD port 0 and port 1 - comment out if there is an I2C controller on the remote side

## *********************************************
## Check MODE Strapping
## *********************************************
FPD4_Strap_Rate_P0 = 0
FPD4_Strap_Rate_P1 = 0
SSCG_FDEV_STRAP = 0
SSCG_FMOD_STRAP = 0
SSCG_TYPE_STRAP = "none"
TX_MODE_STS = board.ReadI2C(serAddr,0x27,1)
if TX_MODE_STS == 0:
  print "Error: No Serializer Detected" 
GENERAL_CFG = board.ReadI2C(serAddr,0x7,1)
if GENERAL_CFG & 0x01 == 1:
  print "MODE Strapped for FPD III Mode" 
  FPD4_Strap_Rate_P0 = 0
  FPD4_Strap_Rate_P1 = 0
  TX_MODE_STRAP = "FPD3"
else:
  if TX_MODE_STS & 0x0F == 0x0F:
      print "MODE Strapped for FPD III Mode" 
      FPD4_Strap_Rate_P0 = 0
      FPD4_Strap_Rate_P1 = 0
      print "MODE Strapped for Independent Mode" 
      TX_MODE_STRAP = "Independent"
  if TX_MODE_STS & 0x0F == 0x08:
      print "MODE Strapped for FPD IV 10.8Gbps" 
      FPD4_Strap_Rate_P0 = 10.8
      FPD4_Strap_Rate_P1 = 10.8
      print "MODE Strapped for Dual Mode" 
      TX_MODE_STRAP = "Dual"
  if TX_MODE_STS & 0x0F == 0x09:
      print "MODE Strapped for FPD IV 10.8Gbps" 
      FPD4_Strap_Rate_P0 = 10.8
      FPD4_Strap_Rate_P1 = 10.8
      print "MODE Strapped for Independent Mode" 
      TX_MODE_STRAP = "Independent"
  if TX_MODE_STS & 0x0F == 0x0A:
      print "MODE Strapped for FPD IV 13.5Gbps" 
      FPD4_Strap_Rate_P0 = 13.5
      FPD4_Strap_Rate_P1 = 13.5
      print "MODE Strapped for Dual Mode" 
      TX_MODE_STRAP = "Dual"
  if TX_MODE_STS & 0x0F == 0x0B:
      print "MODE Strapped for FPD IV 13.5Gbps" 
      FPD4_Strap_Rate_P0 = 13.5
      FPD4_Strap_Rate_P1 = 13.5
      print "MODE Strapped for Independent Mode" 
      TX_MODE_STRAP = "Independent"
  if TX_MODE_STS & 0x0F == 0x0C:
      print "MODE Strapped for FPD IV 6.75Gbps" 
      FPD4_Strap_Rate_P0 = 6.75
      FPD4_Strap_Rate_P1 = 6.75
      print "MODE Strapped for Dual Mode" 
      TX_MODE_STRAP = "Dual"
  if TX_MODE_STS & 0x0F == 0x0D:
      print "MODE Strapped for FPD IV 6.75Gbps" 
      FPD4_Strap_Rate_P0 = 6.75
      FPD4_Strap_Rate_P1 = 6.75
      print "MODE Strapped for Independent Mode" 
      TX_MODE_STRAP = "Independent"
  if TX_MODE_STS & 0x0F == 0x0E:
      print "MODE Strapped for FPD IV 3.375Gbps" 
      FPD4_Strap_Rate_P0 = 3.375
      FPD4_Strap_Rate_P1 = 3.375
      print "MODE Strapped for Independent Mode" 
      TX_MODE_STRAP = "Independent"

## *********************************************
## Set DP Config
## *********************************************
board.WriteI2C(serAddr,0x40,0x24) #DP FIFO Errata Step 1
board.WriteI2C(serAddr,0x41,0x4)
board.WriteI2C(serAddr,0x42,0x80)
board.WriteI2C(serAddr,0x41,0x3)
board.WriteI2C(serAddr,0x42,0x7)
board.WriteI2C(serAddr,0x41,0x2c)
board.WriteI2C(serAddr,0x42,0x33) #Override to 2.7G
board.WriteI2C(serAddr,0x41,0x2d)
board.WriteI2C(serAddr,0x42,0x1f) #Override to 4 Lanes
board.WriteI2C(serAddr,0x1,0x40) #DPRX Reset
time.sleep(0.01) # Critical Delay (10ms)! Do not remove
board.WriteI2C(serAddr,0x41,0x2)
board.WriteI2C(serAddr,0x42,0x67)
board.WriteI2C(serAddr,0x41,0x4)
board.WriteI2C(serAddr,0x42,0xc0)
board.WriteI2C(serAddr,0x41,0x4)
board.WriteI2C(serAddr,0x42,0x40)

board.WriteI2C(serAddr,0x40,0x24) #DP FIFO Errata Step 2 - Force HPD Low to configure 983 DP Settings
board.WriteI2C(serAddr,0x41,0x1)
board.WriteI2C(serAddr,0x42,0x2)

board.WriteI2C(serAddr,0x48,0x1) #Enable APB Interface
board.WriteI2C(serAddr,0x49,0x74) #Set max advertised link rate = 2.7Gbps
board.WriteI2C(serAddr,0x4a,0x0)
board.WriteI2C(serAddr,0x4b,0xa)
board.WriteI2C(serAddr,0x4c,0x0)
board.WriteI2C(serAddr,0x4d,0x0)
board.WriteI2C(serAddr,0x4e,0x0)

board.WriteI2C(serAddr,0x49,0x70) #Set max advertised lane count = 4
board.WriteI2C(serAddr,0x4a,0x0)
board.WriteI2C(serAddr,0x4b,0x4)
board.WriteI2C(serAddr,0x4c,0x0)
board.WriteI2C(serAddr,0x4d,0x0)
board.WriteI2C(serAddr,0x4e,0x0)

board.WriteI2C(serAddr,0x49,0x14) #Request min VOD swing of 0x02
board.WriteI2C(serAddr,0x4a,0x2)
board.WriteI2C(serAddr,0x4b,0x2)
board.WriteI2C(serAddr,0x4c,0x0)
board.WriteI2C(serAddr,0x4d,0x0)
board.WriteI2C(serAddr,0x4e,0x0)

board.WriteI2C(serAddr,0x49,0x18) #Set SST/MST mode and DP/eDP Mode
board.WriteI2C(serAddr,0x4a,0x0)
board.WriteI2C(serAddr,0x4b,0x14)
board.WriteI2C(serAddr,0x4c,0x0)
board.WriteI2C(serAddr,0x4d,0x0)
board.WriteI2C(serAddr,0x4e,0x0)

board.WriteI2C(serAddr,0x40,0x10) #DP FIFO Errata Step 3
board.WriteI2C(serAddr,0x41,0xa3)
board.WriteI2C(serAddr,0x42,0xc)
board.WriteI2C(serAddr,0x41,0x23)
board.WriteI2C(serAddr,0x42,0xc)
board.WriteI2C(serAddr,0x41,0xa3)
board.WriteI2C(serAddr,0x42,0xc)
time.sleep(0.001)
board.WriteI2C(serAddr,0x41,0xa3)
board.WriteI2C(serAddr,0x42,0x0)
board.WriteI2C(serAddr,0x40,0x14)
board.WriteI2C(serAddr,0x41,0x23)
board.WriteI2C(serAddr,0x42,0x0)
board.WriteI2C(serAddr,0x41,0xa3)
board.WriteI2C(serAddr,0x42,0x0)
board.WriteI2C(serAddr,0x40,0x24)
board.WriteI2C(serAddr,0x41,0x2c)
board.WriteI2C(serAddr,0x42,0x3) #Release Override
time.sleep(0.001)
board.WriteI2C(serAddr,0x41,0x4)
board.WriteI2C(serAddr,0x42,0x0)

board.WriteI2C(serAddr,0x40,0x24) #DP FIFO Errata Step 4 - Force HPD high to trigger link training
board.WriteI2C(serAddr,0x41,0x1)
board.WriteI2C(serAddr,0x42,0x0)

#time.sleep(0.5) # Allow time after HPD is pulled high for the source to train and provide video (may need to adjust based on source properties)

## *********************************************
## Set FPD Port Configuration
## *********************************************
GENERAL_CFG = board.ReadI2C(serAddr,0x7,1)
FPD3Mask = 0x01
GENERAL_CFG_REG = GENERAL_CFG | FPD3Mask
board.WriteI2C(serAddr,0x07,GENERAL_CFG_REG) # Set FPD III Mode
FPD4_CFG = board.ReadI2C(serAddr,0x5,1)
TX_MODE_MASK = 0xC3
FPD4_CFG_REG = FPD4_CFG & TX_MODE_MASK
board.WriteI2C(serAddr,0x05,FPD4_CFG_REG) # Set FPD III Mode
board.WriteI2C(serAddr,0x59,0x63) #Set FPD3_TX_MODE to FPD III Dual with DUAL_ALIGN_DE and DISABLE_DUAL_SWAP

## *********************************************
## Program PLLs
## *********************************************
board.WriteI2C(serAddr,0x2,0x11) #Set HALFRATE_MODE Override
board.WriteI2C(serAddr,0x2,0xd1) #Set HALFRATE_MODE
board.WriteI2C(serAddr,0x2,0xd0) #Unset HALFRATE_MODE Override

# Program PLL for Port 0: FPD III Mode 3227.175Mbps
board.WriteI2C(serAddr,0x40,0x8)
board.WriteI2C(serAddr,0x41,0x4)
board.WriteI2C(serAddr,0x42,0x9) #Set fractional mash order
board.WriteI2C(serAddr,0x41,0x13)
board.WriteI2C(serAddr,0x42,0xe0) #Set VCO Post Div = 4, VCO Auto Sel for CS2.0
board.WriteI2C(serAddr,0x40,0xa)
board.WriteI2C(serAddr,0x41,0x5)
board.WriteI2C(serAddr,0x42,0x77) #Set NDIV = 119
board.WriteI2C(serAddr,0x42,0x0) #Set NDIV = 119
board.WriteI2C(serAddr,0x41,0x18)
board.WriteI2C(serAddr,0x42,0xf0) #Set DEN = 16777200
board.WriteI2C(serAddr,0x42,0xff)
board.WriteI2C(serAddr,0x42,0xff)
board.WriteI2C(serAddr,0x41,0x1e)
board.WriteI2C(serAddr,0x42,0x5e) #Set NUM = 8808030
board.WriteI2C(serAddr,0x42,0x66)
board.WriteI2C(serAddr,0x42,0x86)
board.WriteI2C(serAddr,0x41,0x14)
board.WriteI2C(serAddr,0x42,0x99) #Set Spread Type = Center and Set RAMPX_INC = 14745
board.WriteI2C(serAddr,0x41,0x15)
board.WriteI2C(serAddr,0x42,0x73)
board.WriteI2C(serAddr,0x41,0x16)
board.WriteI2C(serAddr,0x42,0xcc) #Set RAMPX_STOP = 204
board.WriteI2C(serAddr,0x41,0x17)
board.WriteI2C(serAddr,0x42,0x40)
board.WriteI2C(serAddr,0x41,0x4)
board.WriteI2C(serAddr,0x42,0x9) #Set PLL Order to Fractional


# Program PLL for Port 1: FPD III Mode 3227.175Mbps
board.WriteI2C(serAddr,0x40,0x8)
board.WriteI2C(serAddr,0x41,0x44)
board.WriteI2C(serAddr,0x42,0x9) #Set fractional mash order
board.WriteI2C(serAddr,0x41,0x53)
board.WriteI2C(serAddr,0x42,0xe0) #Set VCO Post Div = 4, VCO Auto Sel for CS2.0
board.WriteI2C(serAddr,0x40,0xa)
board.WriteI2C(serAddr,0x41,0x45)
board.WriteI2C(serAddr,0x42,0x77) #Set NDIV = 119
board.WriteI2C(serAddr,0x42,0x0) #Set NDIV = 119
board.WriteI2C(serAddr,0x41,0x58)
board.WriteI2C(serAddr,0x42,0xf0) #Set DEN = 16777200
board.WriteI2C(serAddr,0x42,0xff)
board.WriteI2C(serAddr,0x42,0xff)
board.WriteI2C(serAddr,0x41,0x5e)
board.WriteI2C(serAddr,0x42,0x5e) #Set NUM = 8808030
board.WriteI2C(serAddr,0x42,0x66)
board.WriteI2C(serAddr,0x42,0x86)
board.WriteI2C(serAddr,0x41,0x54)
board.WriteI2C(serAddr,0x42,0x99) #Set Spread Type = Center and Set RAMPX_INC = 14745
board.WriteI2C(serAddr,0x41,0x55)
board.WriteI2C(serAddr,0x42,0x73)
board.WriteI2C(serAddr,0x41,0x56)
board.WriteI2C(serAddr,0x42,0xcc) #Set RAMPX_STOP = 204
board.WriteI2C(serAddr,0x41,0x57)
board.WriteI2C(serAddr,0x42,0x40)
board.WriteI2C(serAddr,0x41,0x44)
board.WriteI2C(serAddr,0x42,0x9) #Set PLL Order to Fractional


if FPD4_Strap_Rate_P0 != 0 or FPD4_Strap_Rate_P1 != 0:
  board.WriteI2C(serAddr,0x40,0x4) #Set FPD Page to configure BC Settings for Port 0 and Port 1
  board.WriteI2C(serAddr,0x41,0x6)
  board.WriteI2C(serAddr,0x42,0xff)
  board.WriteI2C(serAddr,0x41,0xd)
  board.WriteI2C(serAddr,0x42,0x70)
  board.WriteI2C(serAddr,0x41,0xe)
  board.WriteI2C(serAddr,0x42,0x37)
  board.WriteI2C(serAddr,0x41,0x26)
  board.WriteI2C(serAddr,0x42,0xff)
  board.WriteI2C(serAddr,0x41,0x2d)
  board.WriteI2C(serAddr,0x42,0x70)
  board.WriteI2C(serAddr,0x41,0x2e)
  board.WriteI2C(serAddr,0x42,0x70)
board.WriteI2C(serAddr,0x1,0x30) #Reset PLLs
time.sleep(0.1)

## *********************************************
## Enable I2C Passthrough
## *********************************************
print("Enable I2C Passthrough")
I2C_PASS_THROUGH = board.ReadI2C(serAddr,0x7,1)
I2C_PASS_THROUGH_MASK = 0x08
I2C_PASS_THROUGH_REG = I2C_PASS_THROUGH | I2C_PASS_THROUGH_MASK
board.WriteI2C(serAddr,0x07,I2C_PASS_THROUGH_REG) #Enable I2C Passthrough

## *********************************************
## Program VP Configs
## *********************************************
print("Configure Video Processors")
# Configure VP 0
board.WriteI2C(serAddr,0x40,0x32)
board.WriteI2C(serAddr,0x41,0x1)
board.WriteI2C(serAddr,0x42,0xa8) #Set VP_SRC_SELECT to Stream 0 for SST Mode
board.WriteI2C(serAddr,0x41,0x2)
board.WriteI2C(serAddr,0x42,0x0) #VID H Active
board.WriteI2C(serAddr,0x42,0xf) #VID H Active
board.WriteI2C(serAddr,0x41,0x10)
board.WriteI2C(serAddr,0x42,0x0) #Horizontal Active
board.WriteI2C(serAddr,0x42,0xf) #Horizontal Active
board.WriteI2C(serAddr,0x42,0x60) #Horizontal Back Porch
board.WriteI2C(serAddr,0x42,0x0) #Horizontal Back Porch
board.WriteI2C(serAddr,0x42,0xc) #Horizontal Sync
board.WriteI2C(serAddr,0x42,0x0) #Horizontal Sync
board.WriteI2C(serAddr,0x42,0xcc) #Horizontal Total
board.WriteI2C(serAddr,0x42,0xf) #Horizontal Total
board.WriteI2C(serAddr,0x42,0xd0) #Vertical Active
board.WriteI2C(serAddr,0x42,0x2) #Vertical Active
board.WriteI2C(serAddr,0x42,0x18) #Vertical Back Porch
board.WriteI2C(serAddr,0x42,0x0) #Vertical Back Porch
board.WriteI2C(serAddr,0x42,0xa) #Vertical Sync
board.WriteI2C(serAddr,0x42,0x0) #Vertical Sync
board.WriteI2C(serAddr,0x42,0x6) #Vertical Front Porch
board.WriteI2C(serAddr,0x42,0x0) #Vertical Front Porch
board.WriteI2C(serAddr,0x41,0x27)
board.WriteI2C(serAddr,0x42,0x6) #HSYNC Polarity = -, VSYNC Polarity = -


## *********************************************
## Enable PATGEN
## *********************************************
board.WriteI2C(serAddr,0x40,0x30)
board.WriteI2C(serAddr,0x41,0x29)
board.WriteI2C(serAddr,0x42,0x8) #Set PATGEN Color Depth to 24bpp for VP0
board.WriteI2C(serAddr,0x41,0x28)
print("Enable PATGEN on VP0")
board.WriteI2C(serAddr,0x42,0x95) #Enable PATGEN on VP0 - Comment out this line to disable PATGEN and enable end to end video

## *********************************************
## Disable Frame Reset
## *********************************************
board.WriteI2C(serAddr,0x48,0x1) #Enable APB Interface
board.WriteI2C(serAddr,0x49,0x18) #Check for Video
board.WriteI2C(serAddr,0x4a,0xa)
board.WriteI2C(serAddr,0x48,0x3)
apbData0 = board.ReadI2C(serAddr,0x4b,1)
apbData1 = board.ReadI2C(serAddr,0x4c,1)
apbData2 = board.ReadI2C(serAddr,0x4d,1)
apbData3 = board.ReadI2C(serAddr,0x4e,1)
apbData = (apbData3<<24) | (apbData2<<16) | (apbData1<<8) | (apbData0<<0)
if apbData & 0x01 != 0x01:
  print("Warning! Video is not available from the DP source yet. Disable frame reset command will not be applied!")
else:
  print("Disable Frame Reset")
board.WriteI2C(serAddr,0x49,0x18) #Disable Frame Reset for VS0
board.WriteI2C(serAddr,0x4a,0xa)
board.WriteI2C(serAddr,0x4b,0x5)
board.WriteI2C(serAddr,0x4c,0x0)
board.WriteI2C(serAddr,0x4d,0x0)
board.WriteI2C(serAddr,0x4e,0x0)
board.WriteI2C(serAddr,0x49,0x14) #Disable DTG for VS0
board.WriteI2C(serAddr,0x4a,0xa)
board.WriteI2C(serAddr,0x4b,0x0)
board.WriteI2C(serAddr,0x4c,0x0)
board.WriteI2C(serAddr,0x4d,0x0)
board.WriteI2C(serAddr,0x4e,0x0)
board.WriteI2C(serAddr,0x49,0x14) #Enable DTG for VS0
board.WriteI2C(serAddr,0x4a,0xa)
board.WriteI2C(serAddr,0x4b,0x1)
board.WriteI2C(serAddr,0x4c,0x0)
board.WriteI2C(serAddr,0x4d,0x0)
board.WriteI2C(serAddr,0x4e,0x0)

## *********************************************
## Enable VPs
## *********************************************
print("Enable Video Processors")
board.WriteI2C(serAddr,0x43,0x0) #Set number of VPs used = 1
board.WriteI2C(serAddr,0x44,0x1) #Enable video processors

## *********************************************
## Check if VP is synchronized to DP input
## *********************************************
time.sleep(0.1) # Delay for VPs to sync to DP source

retry = 0

board.WriteI2C(serAddr,0x40,0x31) #Select VP Page
board.WriteI2C(serAddr,0x41,0x28)
PATGEN_VP0 = board.ReadI2C(serAddr,0x42,1)
if ((PATGEN_VP0 & 0x01) == 1):
  print "VP0 sync status bypassed since PATGEN is enabled"
  VP0sts = 1
else:
  board.WriteI2C(serAddr,0x41,0x30)
  VP0sts = board.ReadI2C(serAddr,0x42,1)
  print "VP0sts =",(VP0sts & 0x01)
  while ((VP0sts & 0x01) == 0) and retry < 10:
      print "VP0 Not Synced - Delaying 100ms. Retry =", retry
      time.sleep(0.1)
      board.WriteI2C(serAddr,0x41,0x30)
      VP0sts = board.ReadI2C(serAddr,0x42,1)
      retry = retry + 1
  if ((VP0sts & 0x01) == 1) and retry < 10:
      print "VP0 Syned"
  else:
      print "Unable to achieve VP0 sync"

if VP0sts & 0x01 == 0:
  print("VPs not synchronized - performing video input reset")
  board.WriteI2C(serAddr,0x49,0x54) # Video Input Reset if VP is not syncronized
  board.WriteI2C(serAddr,0x4a,0x0)
  board.WriteI2C(serAddr,0x4b,0x1)
  board.WriteI2C(serAddr,0x4c,0x0)
  board.WriteI2C(serAddr,0x4d,0x0)
  board.WriteI2C(serAddr,0x4e,0x0)

## *********************************************
## Set FPD3 Stream Mapping
## *********************************************
board.WriteI2C(serAddr,0x2d,0x1) #Select FPD TX Port 0
board.WriteI2C(serAddr,0x57,0x0) #Set FPD TX Port 0 Stream Source = VP0
board.WriteI2C(serAddr,0x2d,0x12) #Select FPD TX Port 1
board.WriteI2C(serAddr,0x57,0x0) #Set FPD TX Port 1 Stream Source = VP0

board.WriteI2C(serAddr,0x5b,0x2b) #Enable FPD III FIFO
## *********************************************
## Clear CRC errors from initial link process
## *********************************************
print("Clear CRC errors from initial link process")

Reg_value = board.ReadI2C(serAddr,0x2,1)
Reg_value = Reg_value | 0x20
board.WriteI2C(serAddr,0x2,Reg_value) #CRC Error Reset

Reg_value = board.ReadI2C(serAddr,0x2,1)
Reg_value = Reg_value & 0xdf
board.WriteI2C(serAddr,0x2,Reg_value) #CRC Error Reset Clear

board.WriteI2C(serAddr,0x2d,0x1)