On Thu, Mar 26, 2015 at 05:38:23PM +0000, Ben Dooks wrote:
> The mmc1 channel is not populated on the SAM5D3 Xplained board, however
> it is enabled and therefore the driver is attaching to it.
>
> The node configuration for mmc1 is missing, so add an mmc1 node in the
> device tree so add the basic node, set it to default it to disabled. Also
> add the vmmc and also the necessary slot configuration if this node
> where to be enabled to avoid the following warnings from the driver.
>
> atmel_mci f8000000.mmc: No vmmc regulator found
> atmel_mci f8000000.mmc: No vqmmc regulator found
>
> Signed-off-by: Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx>
Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxx>
> --
> CC: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> CC: Andrew Victor <linux@xxxxxxxxxxxx>
> CC: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
> CC: Jean-Christophe Plagniol-Villard <plagnioj@xxxxxxxxxxxx>
> CC: Rob Herring <robh+dt@xxxxxxxxxx>
> CC: Pawel Moll <pawel.moll@xxxxxxx>
> CC: Mark Rutland <mark.rutland@xxxxxxx>
> CC: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx>
> CC: Kumar Gala <galak@xxxxxxxxxxxxxx>
> CC: Russell King <linux@xxxxxxxxxxxxxxxx>
> CC: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> CC: devicetree@xxxxxxxxxxxxxxx
> ---
> arch/arm/boot/dts/at91-sama5d3_xplained.dts | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> index fec1fca..652c4dd 100644
> --- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> +++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
> @@ -43,6 +43,17 @@
> };
> };
>
> + mmc1: mmc@f8000000 {
> + vmmc-supply = <&vcc_3v3_reg>;
> + vqmmc-supply = <&vcc_3v3_reg>;
> + status = "disabled";
> + slot@0 {
> + reg = <0>;
> + bus-width = <4>;
> + cd-gpios = <&pioE 1 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> spi0: spi@f0004000 {
> cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>;
> status = "okay";
> --
> 2.1.4
>
>
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