C779-Software: Difference between revisions

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Line 34: Line 34:
  dtoverlay=tc358743-audio
  dtoverlay=tc358743-audio


please append the
please append the following setting if (and only if) you have a device such as the Auvidea B102 that supports the 22pin connector with all 4 lanes wired out(such as [[X1300]]), and are using a Compute Module with the CAM1 connector that also has all 4 lanes wired up, you can use
If (and only if) you have a device such as the Auvidea B102 that supports the 22pin connector with all 4 lanes wired out(such as [[X1300]]), and are using a Compute Module with the CAM1 connector that also has all 4 lanes wired up, you can use
  dtoverlay=tc358743,4lane=1
  dtoverlay=tc358743,4lane=1


Line 41: Line 40:
  pi@raspberrypi:~ $ dmesg | grep cma
  pi@raspberrypi:~ $ dmesg | grep cma
  [    0.000000] cma: Reserved 256 MiB at 0x000000001ec00000
  [    0.000000] cma: Reserved 256 MiB at 0x000000001ec00000
If it reports less than 96MB assigned to CMA, then edit /boot/cmdline.txt and add
If it reports less than 96MB assigned to CMA, then '''''edit /boot/cmdline'''''.txt and add
  cma=96M
  cma=96M
to the start of the line. Do NOT add any carriage returns.
to the start of the line. Do NOT add any carriage returns.