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authorPeng Fan <Peng.Fan@freescale.com>2015-08-07 16:43:43 +0800
committerPrzemyslaw Marczak <p.marczak@samsung.com>2015-08-12 10:03:04 +0200
commit40ade2ce58ed57fe1bff20265b3e015710ff862e (patch)
tree8c9f2fcaaa050bd3ffa5509b3352374c5fd60ff1 /doc/device-tree-bindings
parentcf2600111dfc83e921e3ba40f3cb187163165828 (diff)
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power: regulator: update comments for regulator-name
We do not need that "regulator-name" property must be provided in dts. If "regulator-name" property is not provided in dts, node name will chosen for settings '.name' field of uc_pdata. Signed-off-by: Peng Fan <Peng.Fan@freescale.com> Cc: Przemyslaw Marczak <p.marczak@samsung.com> Cc: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc/device-tree-bindings')
-rw-r--r--doc/device-tree-bindings/regulator/regulator.txt19
1 files changed, 8 insertions, 11 deletions
diff --git a/doc/device-tree-bindings/regulator/regulator.txt b/doc/device-tree-bindings/regulator/regulator.txt
index 68b02a8..2cf4b9d 100644
--- a/doc/device-tree-bindings/regulator/regulator.txt
+++ b/doc/device-tree-bindings/regulator/regulator.txt
@@ -15,15 +15,8 @@ For the node name e.g.: "prefix[:alpha:]num { ... }":
Example the prefix "ldo" will pass for: "ldo1", "ldo@1", "LDO1", "LDOREG@1"...
-Required properties:
-- regulator-name: a string, required by the regulator uclass
-
-Note
-The "regulator-name" constraint is used for setting the device's uclass
-platform data '.name' field. And the regulator device name is set from
-it's node name.
-
Optional properties:
+- regulator-name: a string, required by the regulator uclass
- regulator-min-microvolt: a minimum allowed Voltage value
- regulator-max-microvolt: a maximum allowed Voltage value
- regulator-min-microamp: a minimum allowed Current value
@@ -31,6 +24,12 @@ Optional properties:
- regulator-always-on: regulator should never be disabled
- regulator-boot-on: enabled by bootloader/firmware
+Note
+The "regulator-name" constraint is used for setting the device's uclass
+platform data '.name' field. And the regulator device name is set from
+it's node name. If "regulator-name" is not provided in dts, node name
+is chosen for setting the device's uclass platform data '.name' field.
+
Other kernel-style properties, are currently not used.
Note:
@@ -41,10 +40,8 @@ For the regulator autoset from constraints, the framework expects that:
Example:
ldo0 {
- /* Mandatory */
- regulator-name = "VDDQ_EMMC_1.8V";
-
/* Optional */
+ regulator-name = "VDDQ_EMMC_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-min-microamp = <100000>;