From mboxrd@z Thu Jan 1 00:00:00 1970 From: lokeshvutla@ti.com (Lokesh Vutla) Date: Fri, 14 Oct 2016 18:30:28 +0530 Subject: [PATCH 4/9] regulator: lp873x: Add support for populating input supply In-Reply-To: <20161014130033.14172-1-lokeshvutla@ti.com> References: <20161014130033.14172-1-lokeshvutla@ti.com> Message-ID: <20161014130033.14172-5-lokeshvutla@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 Cc: Keerthy Signed-off-by: Lokesh Vutla --- 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..936cba3 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-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"),\ -- 2.9.3