[PATCH] regulator: lm363x: Use generic property for hardware enable pins

From: Milo Kim
Date: Tue Feb 28 2017 - 02:50:40 EST


With index usages, device specific properties can be replaced with generic
one. Vpos is index 0 and Vneg is index 1.
DT examples are added as well.

Signed-off-by: Milo Kim <milo.kim@xxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
.../bindings/regulator/lm363x-regulator.txt | 78 +++++++++++++++++++++-
1 file changed, 76 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt b/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt
index 8f14df9d1205..cc5a6151d85f 100644
--- a/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/lm363x-regulator.txt
@@ -8,8 +8,8 @@ Required property:

Optional properties:
LM3632 has external enable pins for two LDOs.
- - ti,lcm-en1-gpio: A GPIO specifier for Vpos control pin.
- - ti,lcm-en2-gpio: A GPIO specifier for Vneg control pin.
+ - enable-gpios: Two GPIO specifiers for Vpos and Vneg control pins.
+ The first entry is Vpos, the second is Vneg enable pin.

Child nodes:
LM3631
@@ -30,5 +30,79 @@ Child nodes:

Examples: Please refer to ti-lmu dt-bindings [2].

+lm3631@29 {
+ compatible = "ti,lm3631";
+ reg = <0x29>;
+
+ regulators {
+ compatible = "ti,lm363x-regulator";
+
+ vboost {
+ regulator-name = "lcd_boost";
+ regulator-min-microvolt = <4500000>;
+ regulator-max-microvolt = <6350000>;
+ regulator-always-on;
+ };
+
+ vcont {
+ regulator-name = "lcd_vcont";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ voref {
+ regulator-name = "lcd_voref";
+ regulator-min-microvolt = <4000000>;
+ regulator-max-microvolt = <6000000>;
+ };
+
+ vpos {
+ regulator-name = "lcd_vpos";
+ regulator-min-microvolt = <4000000>;
+ regulator-max-microvolt = <6000000>;
+ regulator-boot-on;
+ };
+
+ vneg {
+ regulator-name = "lcd_vneg";
+ regulator-min-microvolt = <4000000>;
+ regulator-max-microvolt = <6000000>;
+ regulator-boot-on;
+ };
+ };
+};
+
+lm3632@11 {
+ compatible = "ti,lm3632";
+ reg = <0x11>;
+
+ regulators {
+ compatible = "ti,lm363x-regulator";
+
+ /* GPIO1_16 for Vpos, GPIO1_28 is for Vneg */
+ enable-gpios = <&gpio1 16 GPIO_ACTIVE_HIGH>,
+ <&gpio1 28 GPIO_ACTIVE_HIGH>;
+
+ vboost {
+ regulator-name = "lcd_boost";
+ regulator-min-microvolt = <4500000>;
+ regulator-max-microvolt = <6400000>;
+ regulator-always-on;
+ };
+
+ vpos {
+ regulator-name = "lcd_vpos";
+ regulator-min-microvolt = <4000000>;
+ regulator-max-microvolt = <6000000>;
+ };
+
+ vneg {
+ regulator-name = "lcd_vneg";
+ regulator-min-microvolt = <4000000>;
+ regulator-max-microvolt = <6000000>;
+ };
+ };
+};
+
[1] ../regulator/regulator.txt
[2] ../mfd/ti-lmu.txt
--
2.11.0