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| H A D | imx_uart.c | 21145fe52f77fe9b58c365d9f760eeb16c1ae8b7 Fri Oct 19 17:45:35 UTC 2018 Jordan Rhee <jordanrh@microsoft.com> drivers: imx_uart: avoid hang if UART is disabled
Avoid indefinite hangs by not writing to the UART if it's disabled.
If the UART is disabled, the write and flush routines will hang
indefinitely which can be difficult to debug.
Tested-by: Jordan Rhee <jordanrh@microsoft.com>
Signed-off-by: Jordan Rhee <jordanrh@microsoft.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
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