[Arm-netbook] Testing: GPIO

Luke Kenneth Casson Leighton lkcl at lkcl.net
Sat Mar 3 08:04:56 GMT 2018


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crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68


On Sat, Mar 3, 2018 at 7:11 AM, Richard Wilbur <richard.wilbur at gmail.com> wrote:

> VESA DDC is a standard that specifies a protocol on top of I2C for obtaining monitor information (supported resolutions and timings, color gamma, etc.).

 https://stackoverflow.com/questions/5065159/reading-edid-from-eeprom

 so the relevant linux kernel video driver is capable of reading EDID
data... the thing that i know for a fact will be missing is that
nobody will have done EDID-to-A20 video timings conversion in the
linux kernel.  it's all hard-coded.

l.



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