Messages in this thread | | | Date | Mon, 25 Jun 2018 15:23:29 -0600 | From | Rob Herring <> | Subject | Re: [PATCH 12/19] mmc: mmci: add variant property to request a reset |
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On Tue, Jun 12, 2018 at 03:14:33PM +0200, Ludovic Barre wrote: > From: Ludovic Barre <ludovic.barre@st.com> > > Some variants could require a reset. > STM32 sdmmc variant needs to reset hardware block > during the power cycle procedure (for re-initialization) > > Signed-off-by: Ludovic Barre <ludovic.barre@st.com> > --- > Documentation/devicetree/bindings/mmc/mmci.txt | 2 ++ > drivers/mmc/host/mmci.c | 9 +++++++++ > drivers/mmc/host/mmci.h | 4 ++++ > 3 files changed, 15 insertions(+) > > diff --git a/Documentation/devicetree/bindings/mmc/mmci.txt b/Documentation/devicetree/bindings/mmc/mmci.txt > index 03796cf..e952707 100644 > --- a/Documentation/devicetree/bindings/mmc/mmci.txt > +++ b/Documentation/devicetree/bindings/mmc/mmci.txt > @@ -11,6 +11,8 @@ Required properties: > - compatible : contains "arm,pl18x", "arm,primecell". > - vmmc-supply : phandle to the regulator device tree node, mentioned > as the VCC/VDD supply in the eMMC/SD specs. > +depend of variant:
Just make it an optional property.
> +- resets : phandle to internal reset line. > > Optional properties: > - arm,primecell-periphid : contains the PrimeCell Peripheral ID, it overrides
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