Hi!
For a long time, MMC was not working during boot... (making the box
unusable without nfsroot). It seems problem is in the regulators,
because with diff below, I was able to mount root on SD card for a
first time ... in a long time.
Signed-off-by: Pavel Machek <pavel@xxxxxx> [but not for upstream]
diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt
index 8607433..07791c6 100644
--- a/Documentation/devicetree/bindings/regulator/regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/regulator.txt
@@ -4,7 +4,8 @@ Optional properties:
- regulator-name: A string used as a descriptive name for regulator outputs
- regulator-min-microvolt: smallest voltage consumers may set
- regulator-max-microvolt: largest voltage consumers may set
-- regulator-microvolt-offset: Offset applied to voltages to compensate for voltage drops
+- regulator-microvolt-offset: Offset applied to voltages to compensate for
+ voltage drops
- regulator-min-microamp: smallest current consumers may set
- regulator-max-microamp: largest current consumers may set
- regulator-always-on: boolean, regulator should never be disabled
diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index 11d8afd..707928d 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -287,31 +287,35 @@
regulator-name = "V28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
- regulator-always-on; /* due battery cover sensor */
+ regulator-always-on; /* due to battery cover sensor */
};
&vaux2 {
regulator-name = "VCSI";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on; /* FIXME */
};
&vaux3 {
regulator-name = "VMMC2_30";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <3000000>;
+ regulator-always-on; /* FIXME */
};
&vaux4 {
regulator-name = "VCAM_ANA_28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
+ regulator-always-on; /* FIXME */
};
&vmmc1 {
regulator-name = "VMMC1";
regulator-min-microvolt = <1850000>;
regulator-max-microvolt = <3150000>;
+ regulator-always-on; /* FIXME */
};
&vmmc2 {
@@ -339,13 +343,14 @@
regulator-name = "VMMC2_IO_18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on; /* FIXME */
};
&vio {
regulator-name = "VIO";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
-
+ regulator-always-on; /* FIXME */
};
&vintana1 {
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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