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How to set up UART2 in J990

3 bytes added, 18:27, 25 January 2012

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Make sure that IGEPv2 Expansion is disabled, go to igep.ini file:

<pre>;buddy=igep0022 </pre>

'''Disable Bluethoot:'''

 

Log with root user via SSH or Serial cable.<br>

Go to /sys/kernel/debug/omap_mux/  '''Disable Bluethoot:''' <br>

Set sdmmc2_dat5 to GPIO137 mode(4):

signals: mcbsp3_dr | uart2_rts | NA | NA | gpio_141 | hsusb3_tll_data5 | NA | safe_mode

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

</pre>  

=== Test UART2 in J990<br> ===

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