Messages in this thread | | | From | Ulf Hansson <> | Date | Fri, 7 May 2021 13:36:35 +0200 | Subject | Re: [PATCH 09/11] mmc: core: Read the SD function extension registers for power management |
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On Fri, 7 May 2021 at 09:48, Shawn Lin <shawn.lin@rock-chips.com> wrote: > > On 2021/5/7 15:27, Ulf Hansson wrote: > > On Fri, 7 May 2021 at 04:06, Shawn Lin <shawn.lin@rock-chips.com> wrote: > >> > >> > >> On 2021/5/5 0:12, Ulf Hansson wrote: > >>> In SD spec v4.x the SD function extension registers were introduced. A > >> > >> I have a v4.0 spec and it doesn't state that v4.0 suppports reading > >> extension registers but just says TBD instead. So I guess v4.x doesn't > >> include v4.0 ? > > > > Good question. The v4.0 spec introduces the CMD48/49 and CMD58/59, > > while in v4.10 the spec adds the power management extensions. > > > > I can update the commit message to better reflect this, if you prefer!? > > It would be better.
Sure, let me amend the change when applying.
> > And I downloaded the latest v8.00 spec, checked carefully with the new > features there to make sure we don't make any misinterpretations at > first. > > For patch 9 -11 as well, > > Reviewed-by: Shawn Lin <shawn.lin@rock-chips.con>
Thanks!
[...]
Kind regards Uffe
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