[U-Boot] [PATCH v3] dm: Add timeline and guide for porting serial drivers

Marek Vasut
2015-12-20T02:57:58Z

On Sunday, December 20, 2015 at 03:40:41 AM, Simon Glass wrote:
> Hi Marek,
>
> On 19 December 2015 at 16:56, Marek Vasut <marex@denx.de> wrote:
> > On Sunday, December 20, 2015 at 12:07:22 AM, Simon Glass wrote:
> >> Hi Marek,
> >>
> >> On 13 December 2015 at 12:55, Marek Vasut <marex@denx.de> wrote:
> >> > On Friday, November 20, 2015 at 06:48:47 PM, Simon Glass wrote:
> >> >> Add a README with a brief guide to porting serial drivers over to use
> >> >> driver model.
> >> >>
> >> >> Add a timeline also. All serial drivers should be converted by the
> >> >> end of January 2016.
> >> >>
> >> >> Signed-off-by: Simon Glass <sjg@chromium.org>
> >> >> ---
> >> >> To avoid anyone missing out on this, I have added to Cc the all
> >> >> U-Boot maintainers using this:
> >> >>
> >> >> (for f in $(find . -name MAINTAINERS); do grep ^M: $f; done) | \
> >> >>
> >> >> awk '{$1=""; print "Series-cc:" $0}' |sort | uniq
> >> >>
> >> >> This is about 229 email address, of which 217 seem to be different
> >> >> people.
> >> >>
> >> >> Changes in v3:
> >> >> - Fix the date to avoid time machine issues
> >> >>
> >> >> Changes in v2:
> >> >> - Copy the patch to all maintainers
> >> >> - Move the timeline back to January
> >> >>
> >> >> doc/driver-model/serial-howto.txt | 58
> >> >>
> >> >> +++++++++++++++++++++++++++++++++++++++ 1 file changed, 58
> >> >> insertions(+)
> >> >>
> >> >> create mode 100644 doc/driver-model/serial-howto.txt
> >> >>
> >> >> diff --git a/doc/driver-model/serial-howto.txt
> >> >> b/doc/driver-model/serial-howto.txt new file mode 100644
> >> >> index 0000000..60483a4
> >> >> --- /dev/null
> >> >> +++ b/doc/driver-model/serial-howto.txt
> >> >> @@ -0,0 +1,58 @@
> >> >> +How to port a serial driver to driver model
> >> >> +===========================================
> >> >> +
> >> >> +About 16 of 33 serial drivers have been converted as at September
> >> >> 2015. It +is time for maintainers to start converting over the
> >> >> remaining serial drivers: +
> >> >> + altera_jtag_uart.c
> >> >> + altera_uart.c
> >> >
> >> > These are probably already converted.
> >> >
> >> >> + arm_dcc.c
> >> >> + lpc32xx_hsuart.c
> >> >> + mcfuart.c
> >> >> + mxs_auart.c
> >> >
> >> > ^ This system does not use DM at all.
> >> >
> >> >> + opencores_yanu.c
> >> >> + serial_bfin.c
> >> >> + serial_imx.c
> >> >
> >> > DTTO
> >> >
> >> >> + serial_lpuart.c
> >> >> + serial_max3100.c
> >> >> + serial_pxa.c
> >> >
> >> > DTTO
> >> >
> >> >> + serial_s3c24x0.c
> >> >
> >> > DTTO
> >> >
> >> >> + serial_sa1100.c
> >> >
> >> > This driver is probably dead code
> >> >
> >> >> + serial_stm32.c
> >> >> + serial_xuartlite.c
> >> >> + usbtty.c
> >> >> +
> >> >> +You should complete this by the end of January 2016.
> >> >
> >> > So what do you suggest to do with boards which do not use DM at all ?
> >>
> >> I'd say move them over...
> >
> > That's not doable this late in the RC cycle though. I would suggest to
> > postpone the date.
>
> Well we still have 6 weeks until the end of January for people to
> produce patches. Merging them might take a while, but hopefully we can
> finish this for the 2016.07 release.

I see.