Конфигурационный файл драйвера devg-omapl1xx.so
/etc/system/config/omapl1xx.conf
# devg-omapl1xx.so parameters for tailoring to specific boards and display modes## General driver settings - internal raster controller (see OMAPL1xx Processor Liquid# Crystal Display (LCD) Module Reference Guide for settings details):## hsw Horizontal Sync Pulse Width# hfp Horizontal Front Porch# hbp Horizontal Back Porch# vsw Vertical Sync Pulse Width# vfp Veritcal Front Porch# vbp Vertical Back Porch# lpp Lines per Panel# syncc Horizontal and Vertical Sync Control (0 = Inactive, 1 = Active)# synce Horizontal and Vertical Sync Edge (0 = Rising Edge, 1 = Falling edge)# bias Invert AC Bias (0 = LCD_AC is an active high pulse, 1 = LCD_AC is an active low pulse)# ipc Invert Pixel Clock (0 = LCD data driven on rising Edge of PCLK, 1 = LCD data driven on falling edge)# ihs Invert Line Clock (0 = LCD_HSYNC is active high pulse, 1 = LCD_HSYNC is active low pulse)# ivs Invert Frame Clock (0 = LCD_VSYNC is active high pulse, 1 = LCD_VSYNC is active low pulse)# acbi Number of AC Bias output transition counts before settinf AC bias interrupt# acb AC Bias Pin Frequency# type LCD panel type (1 = active panel, 0 = passive panel)# pcd Clock divisor (Pixel clock is 200 Mhz / pcd)# irq LCD IRQ# display "lcd" (default) or "hdmi"# enable Enable features:# "crtc-settings" Enable crtc-settings modeline# "lcd_sync_fix" Enable LCD sync generation fix ("hdmi=TDA998x" only)## HDMI mode settings (only if "display=hdmi"):# hdmi HDMI transmitter configuration. Only 1 HDMI port supported.# Acceptable values:# "SiI9xxxx" - SiI9022[A] / SiI9024[A] / SiI9136[-3] / SiI9334 HDMI transmitters (default)# "TDA998x:<i2c-bus>:<i2c-address>:<i2c-speed>:<video-ports>" - TDA9989N2 / TDA19989[N2] / TDA19988 HDMI transmitters## Settings for AM335X EVM HannStar 7" display only:# lr Swap left and right# tb Swap top and bottom# mode3 0:DE/SYNC mode select 1:HSD/VSD mode# dith 0:8bit resolution (default) 1:6bit resolution (last 2 bits of input data truncated)
Конфигурационный файл драйвера devg-omapl1xx.so позволяет задавать перечисленные ниже парметры.
Режим функционирования контроллера дисплея:
/etc/system/config/crtc-settings
800x480, HDMI трансмиттер SiI9xxxx:
display=hdmi,hdmi=SiI9xxxx,type=1,irq=36,pcd=6,hsw=10,hfp=89,hbp=164,vsw=10,vfp=23,vbp=10,ivs=0,ihs=0
1280x720, HDMI трансмиттер TDA998x:
display=hdmi,hdmi=TDA998x:0:0x70:100:0x0,type=1,irq=36,enable=crtc-settings|lcd_sync_fix,ipc=1,syncc=1,synce=1
1920x1080, HDMI трансмиттер TDA998x:
display=hdmi,hdmi=TDA998x:0:0x70:100:0x0,type=1,irq=36,enable=crtc-settings|lcd_sync_fix,ipc=0,syncc=1,synce=1
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