lkml.org 
[lkml]   [2012]   [Oct]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 06/10] Documentation: Detail permitted DT properties for the BU21013 Touch Screen
Date
Here we apply required documentation for the Rohm BU21013 Touch
Screen driver which describe available properties and how to use
them.

Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-input@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
.../bindings/input/touchscreen/bu21013.txt | 28 ++++++++++++++++++++
1 file changed, 28 insertions(+)
create mode 100644 Documentation/devicetree/bindings/input/touchscreen/bu21013.txt

diff --git a/Documentation/devicetree/bindings/input/touchscreen/bu21013.txt b/Documentation/devicetree/bindings/input/touchscreen/bu21013.txt
new file mode 100644
index 0000000..51edc75
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/bu21013.txt
@@ -0,0 +1,28 @@
+* Rohm BU21013 Touch Screen
+
+Required properties:
+ - compatible : "stericsson,bu21013_tp"
+ - reg : I2C device address
+
+Optional properties:
+touch-gpio : GPIO pin registering a touch event
+<supply_name>-supply : Phandle to a regulator supply
+stericsson,touch-max-x : Maximum outward permitted limit in the X axis
+stericsson,touch-max-y : Maximum outward permitted limit in the Y axis
+stericsson,flip-x : Flip touch coordinates on the X axis
+stericsson,flip-y : Flip touch coordinates on the Y axis
+
+Example:
+
+ i2c@80110000 {
+ bu21013_tp@0x5c {
+ compatible = "bu21013_tp";
+ reg = <0x5c>;
+ touch-gpio = <&gpio2 20 0x4>;
+ avdd-supply = <&ab8500_ldo_aux1_reg>;
+
+ stericsson,touch-max-x = <384>;
+ stericsson,touch-max-y = <704>;
+ stricsson,flip-y;
+ };
+ };
--
1.7.9.5


\
 
 \ /
  Last update: 2012-10-02 11:21    [W:0.159 / U:0.888 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site