* [PATCH] ARM: dts: exynos5422-odroidxu3: Add ramp delay for regulators
@ 2015-06-18 11:56 Anand Moon
2015-06-18 23:52 ` Krzysztof Kozlowski
0 siblings, 1 reply; 2+ messages in thread
From: Anand Moon @ 2015-06-18 11:56 UTC (permalink / raw
To: Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell, Kumar Gala,
Russell King, Kukjin Kim, Krzysztof Kozlowski
Cc: devicetree, linux-arm-kernel, linux-samsung-soc, linux-kernel,
Anand Moon
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@gmail.com>
---
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>;
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;
};
--
2.4.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] ARM: dts: exynos5422-odroidxu3: Add ramp delay for regulators
2015-06-18 11:56 [PATCH] ARM: dts: exynos5422-odroidxu3: Add ramp delay for regulators Anand Moon
@ 2015-06-18 23:52 ` Krzysztof Kozlowski
0 siblings, 0 replies; 2+ messages in thread
From: Krzysztof Kozlowski @ 2015-06-18 23:52 UTC (permalink / raw
To: Anand Moon, Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell,
Kumar Gala, Russell King, Kukjin Kim
Cc: devicetree, linux-arm-kernel, linux-samsung-soc, linux-kernel
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@gmail.com>
> ---
> 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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2015-06-18 23:52 ` Krzysztof Kozlowski
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