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ARM: dts: exynos5422-odroidxu3: Add ramp delay for regulators

PATCH In review Anand Moon 2 participants 2 messages Jun 18, 2015

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Anand Moon

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#0 lore raw

PATCH 1/1 ARM: dts: exynos5422-odroidxu3: Add ramp delay for regulators

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 <[email protected]>

---
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(+)
arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi +8 -0
index 1565667..7c97740 100644
@@ -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;
 			};
Signature · 1 line
2.4.4
#1 lore raw
Quoted 21 lines · 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 <[email protected]>

---
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(+)
arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi +0 -0
index 1565667..7c97740 100644

arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi line 222

Quoted 5 lines
arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi +2 -0
@@ -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

Quoted 31 lines
arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi +6 -0
 				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;
 			};