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

Simon Glass
2015-12-19T23:07:22Z

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...

Regards,
Simon