[RFC PATCH 1/4] Documentation: mmc: add description for new caps
dianders at chromium.org
Wed Jun 22 21:33:35 PDT 2016
On Wed, Jun 22, 2016 at 6:29 PM, Shawn Lin <shawn.lin at rock-chips.com> wrote:
> 在 2016/6/22 23:06, Doug Anderson 写道:
>> On Wed, Jun 8, 2016 at 1:20 AM, Shawn Lin <shawn.lin at rock-chips.com>
>>> Let's add some basic description for cap-no-sdio,
>>> cap-no-sd and cap-no-mmc.
>>> Signed-off-by: Shawn Lin <shawn.lin at rock-chips.com>
>>> Documentation/devicetree/bindings/mmc/mmc.txt | 3 +++
>>> 1 file changed, 3 insertions(+)
>>> diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt
>>> index ecc007a..e16d42b 100644
>>> --- a/Documentation/devicetree/bindings/mmc/mmc.txt
>>> +++ b/Documentation/devicetree/bindings/mmc/mmc.txt
>>> @@ -39,6 +39,9 @@ Optional properties:
>>> - cap-power-off-card: powering off the card is safe
>>> - cap-mmc-hw-reset: eMMC hardware reset is supported
>>> - cap-sdio-irq: enable SDIO IRQ signalling on this interface
>>> +- cap-no-sdio: skip sending sdio cmd during initialization
>>> +- cap-no-sd: skip sending sd cmd during initialization
>>> +- cap-no-mmc: skip sending mmc cmd during initialization
>> In the past it has been determined that the "cap-" prefix is
>> unnecessary. Some properties still have "cap-" because of backward
>> compatibility reasons, but as I understand it new properties shouldn't
>> start with "cap-".
>> for reference.
> Really? was that the final decision? I just see Olof complained it but
> don't see other comments from dt maintainer or from mmc
> maintainer(Chris Ball)?
> Hi Ulf and Rob,
> What is your opinion?
Notice that most things added later (like mmc-hs200-1_8v) don't have "cap-"
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