* [PATCH] ARM: at91/dt: add always-on to 1.8V regulator
@ 2015-12-02 10:06 Nicolas Ferre
2015-12-02 10:07 ` Ludovic Desroches
0 siblings, 1 reply; 2+ messages in thread
From: Nicolas Ferre @ 2015-12-02 10:06 UTC (permalink / raw)
To: Alexandre Belloni, Jean-Christophe PLAGNIOL-VILLARD,
linux-arm-kernel, Ludovic Desroches
Cc: linux-kernel, Nicolas Ferre
As the SDHCI controller needs the 1.8V line to be always enabled for some eMMC
configurations, set the proper "regulator-always-on" property to the board DTS
files.
Note that the sdhci classical regulator definitions doesn't suit our controller
for this 1.8V purpose.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
---
arch/arm/boot/dts/at91-sama5d2_xplained.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index ad6de73ed5a5..e74df327cdd3 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
@@ -184,6 +184,7 @@
regulator-name = "VDD_SDHC_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on;
};
};
};
--
2.1.3
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] ARM: at91/dt: add always-on to 1.8V regulator
2015-12-02 10:06 [PATCH] ARM: at91/dt: add always-on to 1.8V regulator Nicolas Ferre
@ 2015-12-02 10:07 ` Ludovic Desroches
0 siblings, 0 replies; 2+ messages in thread
From: Ludovic Desroches @ 2015-12-02 10:07 UTC (permalink / raw)
To: Nicolas Ferre
Cc: Alexandre Belloni, Jean-Christophe PLAGNIOL-VILLARD,
linux-arm-kernel, Ludovic Desroches, linux-kernel
On Wed, Dec 02, 2015 at 11:06:40AM +0100, Nicolas Ferre wrote:
> As the SDHCI controller needs the 1.8V line to be always enabled for some eMMC
> configurations, set the proper "regulator-always-on" property to the board DTS
> files.
> Note that the sdhci classical regulator definitions doesn't suit our controller
> for this 1.8V purpose.
>
> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
> ---
> arch/arm/boot/dts/at91-sama5d2_xplained.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
> index ad6de73ed5a5..e74df327cdd3 100644
> --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
> +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
> @@ -184,6 +184,7 @@
> regulator-name = "VDD_SDHC_1V8";
> regulator-min-microvolt = <1800000>;
> regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> };
> };
> };
> --
> 2.1.3
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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