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How to set up UART2 in J990

1 byte added, 18:42, 25 January 2012

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Go to /sys/kernel/debug/omap_mux/<br>

Set sdmmc2_dat5 to GPIO137 (mode(4):

<pre>echo 0x004 &gt; sdmmc2_dat5 </pre>

Check that:

signals: sdmmc2_dat5 | sdmmc2_dir_dat1 | cam_global_reset | sdmmc3_dat1 | gpio_137 | hsusb3_tll_stp | mm3_rxdp | safe_mode

</pre>

'''Disable BluethootBluetooth:'''

Go to: /sys/class/gpio/

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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