Re: [PATCH V3 1/3] dts: change Marvell prefix to 'marvell'

[Haojian Zhuang]

On Wed, Jul 10, 2013 at 8:24 PM, Jason Cooper <jason@xxxxxxxxxxxxxx> wrote:
> On Wed, Jul 10, 2013 at 04:19:46PM +0800, Haojian Zhuang wrote:
>> On Tue, Jul 9, 2013 at 8:49 PM, Jason Cooper <jason@xxxxxxxxxxxxxx> wrote:
>> > Neil,
>> >
>> > On Tue, Jul 09, 2013 at 02:42:44PM +0800, Neil Zhang wrote:
>> >> The documented vendor prefix for Marvell is 'marvell', not 'mrvl', so
>> >> let's change it.
>> >>
>> >> Signed-off-by: Neil Zhang <zhangwm@xxxxxxxxxxx>
>> >> ---
>> >>  .../devicetree/bindings/arm/mrvl/intc.txt          |   16 +++---
>> >>  .../devicetree/bindings/arm/mrvl/mrvl.txt          |    6 +-
>> >>  .../devicetree/bindings/arm/mrvl/timer.txt         |    4 +-
>> >>  Documentation/devicetree/bindings/i2c/i2c-pxa.txt  |   14 +++---
>> >>  .../devicetree/bindings/mmc/sdhci-pxa.txt          |    8 ++--
>> >>  .../devicetree/bindings/rtc/sa1100-rtc.txt         |    4 +-
>> >>  .../devicetree/bindings/serial/mrvl-serial.txt     |    2 +-
>> >>  arch/arm/boot/dts/mmp2-brownstone.dts              |    2 +-
>> >>  arch/arm/boot/dts/mmp2.dtsi                        |   56 ++++++++++----------
>> >>  arch/arm/boot/dts/pxa168-aspenite.dts              |    2 +-
>> >>  arch/arm/boot/dts/pxa168.dtsi                      |   24 ++++----
>> >>  arch/arm/boot/dts/pxa2xx.dtsi                      |   16 +++---
>> >>  arch/arm/boot/dts/pxa3xx.dtsi                      |    2 +-
>> >>  arch/arm/boot/dts/pxa910-dkb.dts                   |    2 +-
>> >>  arch/arm/boot/dts/pxa910.dtsi                      |   27 +++++-----
>> >>  arch/arm/mach-mmp/irq.c                            |   16 +++---
>> >>  arch/arm/mach-mmp/mmp-dt.c                         |   28 +++++-----
>> >>  arch/arm/mach-mmp/mmp2-dt.c                        |   16 +++---
>> >>  arch/arm/mach-mmp/time.c                           |    2 +-
>> >>  arch/arm/mach-pxa/pxa-dt.c                         |   14 +++---
>> >>  drivers/i2c/busses/i2c-pxa.c                       |   10 ++--
>> >>  drivers/mmc/host/sdhci-pxav2.c                     |    4 +-
>> >>  drivers/mmc/host/sdhci-pxav3.c                     |    4 +-
>> >>  drivers/rtc/rtc-sa1100.c                           |    4 +-
>> >>  drivers/tty/serial/pxa.c                           |    4 +-
>> >>  25 files changed, 144 insertions(+), 143 deletions(-)
>> >
>> > I agree with the need to change, however, this has been in the binding
>> > documentation since v3.5.  I wish we had caught this when we decided
>> > against using stock ticker symbols (not all stock markets use
>> > alphabetical abbreviated names, not all companies are listed on any
>> > stock exchange).
>> >
>> > To do this properly, the drivers are going to have to be compatible with
>> > the old and the new names, and the binding docs updated to reflect the
>> > legacy name and the preferred name.
>> >
>>
>> It's better to only use the new names.
>
> In the dts{i}, yes.  But we don't want to break systems in the field
> with "mrvl,..." compatible strings.  Therefore, at least the drivers
> need an extra compatible string to support "mrvl,...".
>
> If it had just been since v3.9, it'd be different/simpler.  However,
> several vendors have opted to use kernels newer than v3.5, which makes
> this scenario a real possibility.
>
> thx,
>
> Jason.

Is there any vendor using DT for this Marvell chip? I think the answer is no.
Only Marvell guys are still moving to DT. They didn't deliver their kernel
as reference. So there's no problem on this.

Regards
Haojian
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