On Wed, 2018-06-06 at 11:49 +0200, Giulio Benetti wrote:
> When rs485 enabled and RTS_AFTER_SEND set on startup, need to preserve
> mctrl status, because later functions will call set_mctrl passing
> port->mctrl=0 overriding rts status, resulting in rts pin in
> transmission when idle.
>
> Make mc
When rs485 enabled and RTS_AFTER_SEND set on startup, need to preserve
mctrl status, because later functions will call set_mctrl passing
port->mctrl=0 overriding rts status, resulting in rts pin in
transmission when idle.
Make mctrl reflect rts pin state.
Signed-off-by: Giulio Benetti
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