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authorLinus Torvalds <torvalds@linux-foundation.org>2014-08-08 17:39:48 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-08-08 17:39:48 -0700
commit664fb23070ae66a023250a83870a5bae7cd0efeb (patch)
treefb2c18fcd1742ece0813d4c316f42ac23c01cd04 /Documentation
parent8065be8d032f38da25b54bf077a05a30d9ce9f2a (diff)
parentc704b4ef1a819b053fd33617e861da1932077314 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov: - big update to Wacom driver by Benjamin Tissoires, converting it to HID infrastructure and unifying USB and Bluetooth models - large update to ALPS driver by Hans de Goede, which adds support for newer touchpad models as well as cleans up and restructures the code - more changes to Atmel MXT driver, including device tree support - new driver for iPaq x3xxx touchscreen - driver for serial Wacom tablets - driver for Microchip's CAP1106 - assorted cleanups and improvements to existing drover and input core * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (93 commits) Input: wacom - update the ABI doc according to latest changes Input: wacom - only register once the MODULE_* macros Input: HID - remove hid-wacom Bluetooth driver Input: wacom - add copyright note and bump version to 2.0 Input: wacom - remove passing id for wacom_set_report Input: wacom - check for bluetooth protocol while setting OLEDs Input: wacom - handle Intuos 4 BT in wacom.ko Input: wacom - handle Graphire BT tablets in wacom.ko Input: wacom - prepare the driver to include BT devices Input: hyperv-keyboard - register as a wakeup source Input: imx_keypad - remove ifdef round PM methods Input: jornada720_ts - get rid of space indentation and use tab Input: jornada720_ts - switch to using managed resources Input: alps - Rushmore and v7 resolution support Input: mcs5000_ts - remove ifdef around power management methods Input: mcs5000_ts - protect PM functions with CONFIG_PM_SLEEP Input: ads7846 - release resources on failure for clean exit Input: wacom - add support for 0x12C ISDv4 sensor Input: atmel_mxt_ts - use deep sleep mode when stopped ARM: dts: am437x-gp-evm: Update binding for touchscreen size ...
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/ABI/testing/sysfs-driver-wacom70
-rw-r--r--Documentation/devicetree/bindings/input/atmel,maxtouch.txt25
-rw-r--r--Documentation/devicetree/bindings/input/cap1106.txt53
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt26
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt4
-rw-r--r--Documentation/devicetree/bindings/vendor-prefixes.txt1
6 files changed, 136 insertions, 43 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-wacom b/Documentation/ABI/testing/sysfs-driver-wacom
index 7fc781048b79..c4f0fed64a6e 100644
--- a/Documentation/ABI/testing/sysfs-driver-wacom
+++ b/Documentation/ABI/testing/sysfs-driver-wacom
@@ -1,48 +1,27 @@
-WWhat: /sys/class/hidraw/hidraw*/device/oled*_img
-Date: June 2012
-Contact: linux-bluetooth@vger.kernel.org
-Description:
- The /sys/class/hidraw/hidraw*/device/oled*_img files control
- OLED mocro displays on Intuos4 Wireless tablet. Accepted image
- has to contain 256 bytes (64x32 px 1 bit colour). The format
- is the same as PBM image 62x32px without header (64 bits per
- horizontal line, 32 lines). An example of setting OLED No. 0:
- dd bs=256 count=1 if=img_file of=[path to oled0_img]/oled0_img
- The attribute is read only and no local copy of the image is
- stored.
-
-What: /sys/class/hidraw/hidraw*/device/speed
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/speed
Date: April 2010
Kernel Version: 2.6.35
Contact: linux-bluetooth@vger.kernel.org
Description:
- The /sys/class/hidraw/hidraw*/device/speed file controls
- reporting speed of Wacom bluetooth tablet. Reading from
- this file returns 1 if tablet reports in high speed mode
+ The /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/speed file
+ controls reporting speed of Wacom bluetooth tablet. Reading
+ from this file returns 1 if tablet reports in high speed mode
or 0 otherwise. Writing to this file one of these values
switches reporting speed.
-What: /sys/class/leds/0005\:056A\:00BD.0001\:selector\:*/
-Date: May 2012
-Kernel Version: 3.5
-Contact: linux-bluetooth@vger.kernel.org
-Description:
- LED selector for Intuos4 WL. There are 4 leds, but only one LED
- can be lit at a time. Max brightness is 127.
-
-What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/led
-Date: August 2011
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/led
+Date: August 2014
Contact: linux-input@vger.kernel.org
Description:
Attribute group for control of the status LEDs and the OLEDs.
This attribute group is only available for Intuos 4 M, L,
- and XL (with LEDs and OLEDs), Intuos 5 (LEDs only), and Cintiq
- 21UX2 and Cintiq 24HD (LEDs only). Therefore its presence
- implicitly signifies the presence of said LEDs and OLEDs on the
- tablet device.
+ and XL (with LEDs and OLEDs), Intuos 4 WL, Intuos 5 (LEDs only),
+ Intuos Pro (LEDs only) and Cintiq 21UX2 and Cintiq 24HD
+ (LEDs only). Therefore its presence implicitly signifies the
+ presence of said LEDs and OLEDs on the tablet device.
-What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status0_luminance
-Date: August 2011
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status0_luminance
+Date: August 2014
Contact: linux-input@vger.kernel.org
Description:
Writing to this file sets the status LED luminance (1..127)
@@ -50,16 +29,16 @@ Description:
button is pressed on the stylus. This luminance level is
normally lower than the level when a button is pressed.
-What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status1_luminance
-Date: August 2011
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status1_luminance
+Date: August 2014
Contact: linux-input@vger.kernel.org
Description:
Writing to this file sets the status LED luminance (1..127)
when the stylus touches the tablet surface, or any button is
pressed on the stylus.
-What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status_led0_select
-Date: August 2011
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status_led0_select
+Date: August 2014
Contact: linux-input@vger.kernel.org
Description:
Writing to this file sets which one of the four (for Intuos 4
@@ -67,23 +46,23 @@ Description:
24HD) status LEDs is active (0..3). The other three LEDs on the
same side are always inactive.
-What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status_led1_select
-Date: September 2011
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status_led1_select
+Date: August 2014
Contact: linux-input@vger.kernel.org
Description:
Writing to this file sets which one of the left four (for Cintiq 21UX2
and Cintiq 24HD) status LEDs is active (0..3). The other three LEDs on
the left are always inactive.
-What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/buttons_luminance
-Date: August 2011
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/buttons_luminance
+Date: August 2014
Contact: linux-input@vger.kernel.org
Description:
Writing to this file sets the overall luminance level (0..15)
of all eight button OLED displays.
-What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/button<n>_rawimg
-Date: August 2011
+What: /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/button<n>_rawimg
+Date: August 2014
Contact: linux-input@vger.kernel.org
Description:
When writing a 1024 byte raw image in Wacom Intuos 4
@@ -93,3 +72,8 @@ Description:
byte chunk encodes the image data for two consecutive lines on
the display. The low nibble of each byte contains the first
line, and the high nibble contains the second line.
+ When the Wacom Intuos 4 is connected over Bluetooth, the
+ image has to contain 256 bytes (64x32 px 1 bit colour).
+ The format is also scrambled, like in the USB mode, and it can
+ be summarized by converting 76543210 into GECA6420.
+ HGFEDCBA HFDB7531
diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
new file mode 100644
index 000000000000..baef432e8369
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
@@ -0,0 +1,25 @@
+Atmel maXTouch touchscreen/touchpad
+
+Required properties:
+- compatible:
+ atmel,maxtouch
+
+- reg: The I2C address of the device
+
+- interrupts: The sink for the touchpad's IRQ output
+ See ../interrupt-controller/interrupts.txt
+
+Optional properties for main touchpad device:
+
+- linux,gpio-keymap: An array of up to 4 entries indicating the Linux
+ keycode generated by each GPIO. Linux keycodes are defined in
+ <dt-bindings/input/input.h>.
+
+Example:
+
+ touch@4b {
+ compatible = "atmel,maxtouch";
+ reg = <0x4b>;
+ interrupt-parent = <&gpio>;
+ interrupts = <TEGRA_GPIO(W, 3) IRQ_TYPE_LEVEL_LOW>;
+ };
diff --git a/Documentation/devicetree/bindings/input/cap1106.txt b/Documentation/devicetree/bindings/input/cap1106.txt
new file mode 100644
index 000000000000..4b463904cba0
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/cap1106.txt
@@ -0,0 +1,53 @@
+Device tree bindings for Microchip CAP1106, 6 channel capacitive touch sensor
+
+The node for this driver must be a child of a I2C controller node, as the
+device communication via I2C only.
+
+Required properties:
+
+ compatible: Must be "microchip,cap1106"
+
+ reg: The I2C slave address of the device.
+ Only 0x28 is valid.
+
+ interrupts: Property describing the interrupt line the
+ device's ALERT#/CM_IRQ# pin is connected to.
+ The device only has one interrupt source.
+
+Optional properties:
+
+ autorepeat: Enables the Linux input system's autorepeat
+ feature on the input device.
+
+ microchip,sensor-gain: Defines the gain of the sensor circuitry. This
+ effectively controls the sensitivity, as a
+ smaller delta capacitance is required to
+ generate the same delta count values.
+ Valid values are 1, 2, 4, and 8.
+ By default, a gain of 1 is set.
+
+ linux,keycodes: Specifies an array of numeric keycode values to
+ be used for the channels. If this property is
+ omitted, KEY_A, KEY_B, etc are used as
+ defaults. The array must have exactly six
+ entries.
+
+Example:
+
+i2c_controller {
+ cap1106@28 {
+ compatible = "microchip,cap1106";
+ interrupt-parent = <&gpio1>;
+ interrupts = <0 0>;
+ reg = <0x28>;
+ autorepeat;
+ microchip,sensor-gain = <2>;
+
+ linux,keycodes = <103 /* KEY_UP */
+ 106 /* KEY_RIGHT */
+ 108 /* KEY_DOWN */
+ 105 /* KEY_LEFT */
+ 109 /* KEY_PAGEDOWN */
+ 104>; /* KEY_PAGEUP */
+ };
+}
diff --git a/Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt b/Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt
new file mode 100644
index 000000000000..6e551090f465
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt
@@ -0,0 +1,26 @@
+* Pixcir I2C touchscreen controllers
+
+Required properties:
+- compatible: must be "pixcir,pixcir_ts" or "pixcir,pixcir_tangoc"
+- reg: I2C address of the chip
+- interrupts: interrupt to which the chip is connected
+- attb-gpio: GPIO connected to the ATTB line of the chip
+- touchscreen-size-x: horizontal resolution of touchscreen (in pixels)
+- touchscreen-size-y: vertical resolution of touchscreen (in pixels)
+
+Example:
+
+ i2c@00000000 {
+ /* ... */
+
+ pixcir_ts@5c {
+ compatible = "pixcir,pixcir_ts";
+ reg = <0x5c>;
+ interrupts = <2 0>;
+ attb-gpio = <&gpf 2 0 2>;
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <600>;
+ };
+
+ /* ... */
+ };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt b/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt
index 2faf1f1fa39e..80c37df940a7 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt
@@ -9,6 +9,9 @@ Required properties:
- x-size: horizontal resolution of touchscreen
- y-size: vertical resolution of touchscreen
+Optional properties:
+- vdd-supply: Regulator controlling the controller supply
+
Example:
i2c@00000000 {
@@ -18,6 +21,7 @@ Example:
compatible = "neonode,zforce";
reg = <0x50>;
interrupts = <2 0>;
+ vdd-supply = <&reg_zforce_vdd>;
gpios = <&gpio5 6 0>, /* INT */
<&gpio5 9 0>; /* RST */
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index 3dc9188ce023..ac7269f90764 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -103,6 +103,7 @@ panasonic Panasonic Corporation
phytec PHYTEC Messtechnik GmbH
picochip Picochip Ltd
plathome Plat'Home Co., Ltd.
+pixcir PIXCIR MICROELECTRONICS Co., Ltd
powervr PowerVR (deprecated, use img)
qca Qualcomm Atheros, Inc.
qcom Qualcomm Technologies, Inc

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