From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Jones Subject: [PATCH 06/10] Documentation: Detail permitted DT properties for the BU21013 Touch Screen Date: Tue, 2 Oct 2012 09:13:19 +0100 Message-ID: <1349165603-24401-7-git-send-email-lee.jones@linaro.org> References: <1349165603-24401-1-git-send-email-lee.jones@linaro.org> Return-path: In-Reply-To: <1349165603-24401-1-git-send-email-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: arnd@arndb.de, linus.walleij@stericsson.com, Lee Jones , Dmitry Torokhov , linux-input@vger.kernel.org List-Id: linux-input@vger.kernel.org Here we apply required documentation for the Rohm BU21013 Touch Screen driver which describe available properties and how to use them. Cc: Dmitry Torokhov Cc: linux-input@vger.kernel.org Signed-off-by: Lee Jones --- .../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 : 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