Re: [PATCH] ARM: dts: exynos5422-odroidxu3: Add ramp delay for regulators

[Krzysztof Kozlowski]

On 18.06.2015 20:56, Anand Moon wrote:
> Adds ramp delay for the vdd_ldo9, vdd_ldo13,
> vdd_ldo15 and vdd_sd regulator. Changes removes
> warning "ramp_delay not set" for all the above regulator.
> 
> Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx>
> ---
> Changes based on https://github.com/krzk/linux.git branch dt-for-next
> Console message:
> [    3.756440] vdd_ldo9: ramp_delay not set
> [    3.767731] vdd_ldo13: ramp_delay not set
> [    3.775260] vdd_ldo15: ramp_delay not set
> [    3.786269] vdd_sd: ramp_delay not set
> ---
>  arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> index 1565667..7c97740 100644
> --- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> +++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> @@ -218,6 +218,8 @@
>  				regulator-name = "vdd_ldo9";
>  				regulator-min-microvolt = <3000000>;
>  				regulator-max-microvolt = <3000000>;
> +				regulator-enable-ramp-delay = <200>;
> +				regulator-ramp-delay = <8000>;

How did you get this values?

Best regards,
Krzysztof

>  				regulator-always-on;
>  			};
>  
> @@ -246,6 +248,8 @@
>  				regulator-name = "vdd_ldo13";
>  				regulator-min-microvolt = <2800000>;
>  				regulator-max-microvolt = <2800000>;
> +				regulator-enable-ramp-delay = <200>;
> +				regulator-ramp-delay = <8000>;
>  				regulator-always-on;
>  			};
>  
> @@ -253,6 +257,8 @@
>  				regulator-name = "vdd_ldo15";
>  				regulator-min-microvolt = <3100000>;
>  				regulator-max-microvolt = <3100000>;
> +				regulator-enable-ramp-delay = <200>;
> +				regulator-ramp-delay = <8000>;
>  				regulator-always-on;
>  			};
>  
> @@ -274,6 +280,8 @@
>  				regulator-name = "vdd_sd";
>  				regulator-min-microvolt = <2800000>;
>  				regulator-max-microvolt = <2800000>;
> +				regulator-enable-ramp-delay = <200>;
> +				regulator-ramp-delay = <8000>;
>  				regulator-always-on;
>  			};
>  
> 

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