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How to set up UART2 in J990

37 bytes added, 17:58, 25 January 2012

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root@localhost:/sys/class/gpio#

</pre>

'''Disable Bluethoot UART2 wires:''' Go to /sys/kernel/debug/omap_mux/ Type:

<pre>echo 0x007 > uart2_cts

echo 0x007 > uart2_rts

echo 0x007 > uart2_rx

echo 0x007 > uart2_tx </pre>Check that:

<pre>root@localhost:/sys/kernel/debug/omap_mux# cat uart2_cts

name: uart2_cts.safe_mode (0x48002174/0x144 = 0x0007), b ab26, t NA

root@localhost:/sys/kernel/debug/omap_mux#

</pre>

p'''Enable UART2 in J990:''' Type:

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