[PATCH v2 00/10] serial: st-asc: Allow handling of RTS line

Greg KH gregkh at linuxfoundation.org
Thu Feb 2 01:55:41 PST 2017


On Thu, Feb 02, 2017 at 07:42:36AM +0000, Lee Jones wrote:
> Hi Greg, Jiri,
> 
> > When hardware flow-control is disabled, manual toggling of the UART's
> > reset line (RTS) using userland applications (e.g. stty) is not
> > possible, since the ASC IP does not provide this functionality in the
> > same was as some other IPs do.  Thus, we have to do this manually.
> > 
> > This set ensures the correct Pinctrl groups are configured and
> > obtained for both manual toggling of the RTS line and for the IP to
> > take over the lines when HW flow-control is requested by the user. 
> > 
> > Lee Jones (10):
> >   serial: st-asc: Ignore the parity error bit if 8-bit mode is enabled
> >   serial: st-asc: Provide RTS functionality
> >   serial: st-asc: Read in all Pinctrl states
> >   serial: st-asc: (De)Register GPIOD and swap Pinctrl profiles
> >   serial: st-asc: Use generic DT binding for announcing RTS/CTS lines
> >   dt-bindings: serial: Update 'uart-has-rtscts' description
> >   ARM: dts: STiH410-b2260: Identify the UART RTS line
> >   ARM: dts: STiH407-pinctrl: Add Pinctrl group for HW flow-control
> >   ARM: dts: STiH407-family: Use new Pinctrl groups
> >   ARM: dts: STiH410-b2260: Enable HW flow-control
> > 
> >  .../devicetree/bindings/serial/serial.txt          |   3 +-
> >  arch/arm/boot/dts/stih407-family.dtsi              |   3 +-
> >  arch/arm/boot/dts/stih407-pinctrl.dtsi             |  12 ++-
> >  arch/arm/boot/dts/stih410-b2260.dts                |   5 +
> >  drivers/tty/serial/st-asc.c                        | 101 +++++++++++++++++++--
> >  5 files changed, 110 insertions(+), 14 deletions(-)
> 
> Looks like everyone is happy with the set.
> 
> Are you planning to merge it?

I'll take it in my next round of patches, give me a few days to sync up,
I normally do serial patches once a week or so.

thanks,

greg k-h



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