[v2,6/8] dt-bindings: Add document for MT6397 regulator

Commit Message

Flora Fu Nov. 28, 2014, 3:54 a.m. UTC

Signed-off-by: Flora Fu <[e-mail]>
---
 .../bindings/regulator/mt6397-regulator.txt        | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/regulator/mt6397-regulator.txt

Comments

Mark Brown Nov. 28, 2014, 3:30 p.m. UTC | #1

On Fri, Nov 28, 2014 at 11:54:32AM +0800, Flora Fu wrote:

> +- compatible: "mediatek,mt6397"
> +- regulators: This is the list of child nodes that specify the regulator
> +  initialization data for defined regulators. The definition for each of these
> +  nodes is defined using the standard binding for regulators found at
> +  Documentation/devicetree/bindings/regulator/regulator.txt.

You need to specify which regulator names are valid and how they
correspond to the hardware as part of the binding.

Patch

diff --git a/Documentation/devicetree/bindings/regulator/mt6397-regulator.txt b/Documentation/devicetree/bindings/regulator/mt6397-regulator.txt
new file mode 100644
index 0000000..3a3cc59
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/mt6397-regulator.txt
@@ -0,0 +1,32 @@ 
+Mediatek MT6397 Regulator Driver
+
+Required properties:
+- compatible: "mediatek,mt6397"
+- regulators: This is the list of child nodes that specify the regulator
+  initialization data for defined regulators. The definition for each of these
+  nodes is defined using the standard binding for regulators found at
+  Documentation/devicetree/bindings/regulator/regulator.txt.
+
+Example:
+	pmic {
+		compatible = "mediatek,mt6397";
+
+		regulators {
+			mt6397_vpca15_reg: buck_vpca15 {
+				regulator-name = "vpca15";
+				regulator-min-microvolt = < 700000>;
+				regulator-max-microvolt = <1493750>;
+				regulator-ramp-delay = <12500>;
+				regulator-enable-ramp-delay = <200>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			mt6397_vgp4_reg: ldo_vgp4 {
+				regulator-name = "vgp4";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-enable-ramp-delay = <218>;
+			};
+		};
+	};