linux-kernel - [PATCH 1/5] dt-bindings: mfd: Update the ramp up/down property

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Date:   Mon, 25 Mar 2019 09:23:59 -0500
From:   Dan Murphy <dmurphy@...com>
To:     <robh+dt@...nel.org>, <jacek.anaszewski@...il.com>, <pavel@....cz>
CC:     <linux-kernel@...r.kernel.org>, <linux-leds@...r.kernel.org>,
        Dan Murphy <dmurphy@...com>
Subject: [PATCH 1/5] dt-bindings: mfd: Update the ramp up/down property

Modify the ramp-up/down property and add the property description
to the binding.

Signed-off-by: Dan Murphy <dmurphy@...com>
---
 .../devicetree/bindings/mfd/ti-lmu.txt        | 20 ++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/Documentation/devicetree/bindings/mfd/ti-lmu.txt b/Documentation/devicetree/bindings/mfd/ti-lmu.txt
index 980394d701a7..d9d529de6dc1 100644
--- a/Documentation/devicetree/bindings/mfd/ti-lmu.txt
+++ b/Documentation/devicetree/bindings/mfd/ti-lmu.txt
@@ -25,6 +25,12 @@ Required properties:
 
 Optional property:
   - enable-gpios: A GPIO specifier for hardware enable pin.
+  - ramp-up-ms: Current ramping from one brightness level to
+		the a higher brightness level.
+		Range from 2048 us - 117.44 s
+  - ramp-down-ms: Current ramping from one brightness level to
+		  the a lower brightness level.
+		  Range from 2048 us - 117.44 s
 
 Required node:
   - backlight: All LMU devices have backlight child nodes.
@@ -90,7 +96,7 @@ lm3631@29 {
 
 		lcd_bl {
 			led-sources = <0 1>;
-			ramp-up-msec = <300>;
+			ramp-up-ms = <300>;
 		};
 	};
 };
@@ -152,15 +158,15 @@ lm3633@36 {
 		main {
 			label = "main_lcd";
 			led-sources = <1 2>;
-			ramp-up-msec = <500>;
-			ramp-down-msec = <500>;
+			ramp-up-ms = <500>;
+			ramp-down-ms = <500>;
 		};
 
 		front {
 			label = "front_lcd";
 			led-sources = <0>;
-			ramp-up-msec = <1000>;
-			ramp-down-msec = <0>;
+			ramp-up-ms = <1000>;
+			ramp-down-ms = <0>;
 		};
 	};
 
@@ -212,8 +218,8 @@ lm3697@36 {
 
 		lcd {
 			led-sources = <0 1 2>;
-			ramp-up-msec = <200>;
-			ramp-down-msec = <200>;
+			ramp-up-ms = <200>;
+			ramp-down-ms = <200>;
 		};
 	};
 
-- 
2.19.0