* [PATCH 1/1] mmc: core: Add the vmmc/vmmcq regulator info
@ 2016-08-01 9:22 Ben Dooks
2016-08-22 13:39 ` Ulf Hansson
0 siblings, 1 reply; 2+ messages in thread
From: Ben Dooks @ 2016-08-01 9:22 UTC (permalink / raw)
To: robh+dt, pawel.moll, mark.rutland, galak, devicetree,
linux-kernel, linux-kernel, linux-mmc
Cc: Ben Dooks
The core MMC code adds two (optional) regulator properites that drivers
should use to get their supplies. This is not documented anywhere so add
information on it.
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
Documentation/devicetree/bindings/mmc/mmc.txt | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt
index ed23b9b..8cbcbce 100644
--- a/Documentation/devicetree/bindings/mmc/mmc.txt
+++ b/Documentation/devicetree/bindings/mmc/mmc.txt
@@ -71,6 +71,17 @@ Optional SDIO properties:
- wakeup-source: Enables wake up of host system on SDIO IRQ assertion
(Legacy property supported: "enable-sdio-wakeup")
+MMC power
+---------
+
+Controllers may implement power control from both the connected cards and
+the IO signaling (for example to change to high-speed 1.8V signalling). If
+the system supports this, then the following two properties should point
+to valid regulator nodes:
+
+- vqmmc-supply: supply node for IO line power
+- vmmc-supply: supply node for card's power
+
MMC power sequences:
--------------------
--
2.8.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 1/1] mmc: core: Add the vmmc/vmmcq regulator info
2016-08-01 9:22 [PATCH 1/1] mmc: core: Add the vmmc/vmmcq regulator info Ben Dooks
@ 2016-08-22 13:39 ` Ulf Hansson
0 siblings, 0 replies; 2+ messages in thread
From: Ulf Hansson @ 2016-08-22 13:39 UTC (permalink / raw)
To: Ben Dooks
Cc: Rob Herring, Paweł Moll, Mark Rutland, Kumar Gala,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kernel, linux-mmc
On 1 August 2016 at 11:22, Ben Dooks <ben.dooks@codethink.co.uk> wrote:
> The core MMC code adds two (optional) regulator properites that drivers
> should use to get their supplies. This is not documented anywhere so add
> information on it.
>
> Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Thanks, applied for next!
Kind regards
Uffe
> ---
> Documentation/devicetree/bindings/mmc/mmc.txt | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt
> index ed23b9b..8cbcbce 100644
> --- a/Documentation/devicetree/bindings/mmc/mmc.txt
> +++ b/Documentation/devicetree/bindings/mmc/mmc.txt
> @@ -71,6 +71,17 @@ Optional SDIO properties:
> - wakeup-source: Enables wake up of host system on SDIO IRQ assertion
> (Legacy property supported: "enable-sdio-wakeup")
>
> +MMC power
> +---------
> +
> +Controllers may implement power control from both the connected cards and
> +the IO signaling (for example to change to high-speed 1.8V signalling). If
> +the system supports this, then the following two properties should point
> +to valid regulator nodes:
> +
> +- vqmmc-supply: supply node for IO line power
> +- vmmc-supply: supply node for card's power
> +
>
> MMC power sequences:
> --------------------
> --
> 2.8.1
>
> --
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