[PATCH v2 4/9] regulator: lp873x: Add support for populating input supply
Lokesh Vutla
lokeshvutla at ti.com
Fri Oct 21 03:38:36 PDT 2016
In order to have a proper topology of regulators for a platform, each
registering regulator needs to populate supply_name field for identifying
its supply's name. Add supply_name field for lp873x regulators.
Cc: Lee Jones <lee.jones at linaro.org>
Cc: Keerthy <j-keerthy at ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
Documentation/devicetree/bindings/mfd/lp873x.txt | 8 ++++++++
drivers/regulator/lp873x-regulator.c | 1 +
2 files changed, 9 insertions(+)
diff --git a/Documentation/devicetree/bindings/mfd/lp873x.txt b/Documentation/devicetree/bindings/mfd/lp873x.txt
index 52766c2..998837a 100644
--- a/Documentation/devicetree/bindings/mfd/lp873x.txt
+++ b/Documentation/devicetree/bindings/mfd/lp873x.txt
@@ -7,6 +7,9 @@ Required properties:
- #gpio-cells: Should be two. The first cell is the pin number and
the second cell is used to specify flags.
See ../gpio/gpio.txt for more information.
+ - xxx-in-supply: Phandle to parent supply node of each regulator
+ populated under regulators node. xxx should match
+ the supply_name populated in driver.
- regulators: List of child nodes that specify the regulator
initialization data.
Example:
@@ -17,6 +20,11 @@ pmic: lp8733 at 60 {
gpio-controller;
#gpio-cells = <2>;
+ buck0-in-supply = <&vsys_3v3>;
+ buck1-in-supply = <&vsys_3v3>;
+ ldo0-in-supply = <&vsys_3v3>;
+ ldo1-in-supply = <&vsys_3v3>;
+
regulators {
lp8733_buck0: buck0 {
regulator-name = "lp8733-buck0";
diff --git a/drivers/regulator/lp873x-regulator.c b/drivers/regulator/lp873x-regulator.c
index e504b91..70e3df6 100644
--- a/drivers/regulator/lp873x-regulator.c
+++ b/drivers/regulator/lp873x-regulator.c
@@ -24,6 +24,7 @@
[_id] = { \
.desc = { \
.name = _name, \
+ .supply_name = _of "-in", \
.id = _id, \
.of_match = of_match_ptr(_of), \
.regulators_node = of_match_ptr("regulators"),\
--
2.10.1
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