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How to set up UART2 in J990

111 bytes added, 17:59, 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:

signals: uart2_tx | mcbsp3_clkx | gpt11_pwm_evt | NA | gpio_146 | NA | NA | safe_mode

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

</pre>'''Enable UART2 in J990:'''

Type:

<pre>echo 0x101 > mcbsp3_dx

echo 0x101 > mcbsp3_clkx

echo 0x101 > mcbsp3_fsx

echo 0x101 > mcbsp3_dr </pre>

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