Messages in this thread | | | Date | Wed, 23 Nov 2022 11:34:20 +0100 | From | Michael Walle <> | Subject | Re: [PATCH V2 2/5] tty: serial: fsl_lpuart: clear UARTCTRL_LOOPS in lpuart32_shutdown() |
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Am 2022-11-10 09:17, schrieb Sherry Sun: > UARTCTRL_LOOPS bit is set in lpuart32_set_mctrl() for loopback mode, > but > nowhere clear this bit, it should be cleared when closing the uart port > to avoid the loopback mode been enabled by default when reopening the > uart.
It's cleared in set_mctrl(). What is the expectation from the serial core here?
-michael
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