Age | Commit message (Collapse) | Author |
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Clean-up ADC platform data.
While at it fix some white space in the clock initialisation table and
add some comment concerning missing AC97 clock mux availability.
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Clean-up some of the early clock initialisation hacks.
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Fix PWM backlight by using PWM<A> rather than PWM<C> by default.
Invert brightness value due to unified TFT interface displays (e.g. EDT
ET070080DH6) inverted LEDCTRL pin behaviour (e.g. 0V brightest vs. 3.3V
darkest) and use PWM frequency of 1 kHz as recommended.
Add comment about PWM pin muxing.
While at it do some ifdef and indentation clean-up.
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Incorporate L4T R16 changes from NVIDIA Ventana.
Note: USB OTG port not functional as of yet.
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Re-enable USB Ethernet gadget.
Clean-up USB platform data.
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The I2C2 controller is used for display EDID via DDC_CLOCK/DATA on X3 pin 15/16.
The regular GEN2_I2C pins can not be used for I2C functionality on the Colibri T20.
The I2C3 controller can optionally be used via CAM/GEN3_I2C on SODIMM pin 127/133.
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Looks like the older modules prior to V1.2 using Micron MT29F8G08ABCBB NAND flash parts have some timing issue.
Decreasing the NAND flash controller clock from 144 back to 108 MHz seems to make it work again.
Further investigation pending (e.g. explicitly setting timing mode 4).
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Clean-up some obsolete init stuff while at it.
Add note that V1.1c modules require proper BCT setting 666 rather than 721.5 MHz EMC clock in order for EMC scaling not to crash.
Specify zero carveout argument to tegra_reserve() for special handling due to already reserved fbmem/nvmem.
Requires our latest U-Boot 2011.06 from today which is compatible to both V1.x as well as V2.x images.
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Integrate EMC memory frequency scaling.
Note: currently only seems to work on latest production V1.2x modules.
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Temporary carveout memory adjustment.
Plan is to make this kernel arguments configurable again which in turn can be set from within U-Boot.
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Fix GPIO flags direction stuff.
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Clean-up some clocking stuff.
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Clean-up obsolete 12/13 MHz oscillator selection.
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Migrate Colibri USB OTG support.
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Fix USB host enumeration issue.
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Migrate LM95245 temperature sensor support.
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Migrate spidev support.
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