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authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 18:25:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 18:25:15 -0700
commit8691c130fae136bb2b7d0554422a2dff4c6ac169 (patch)
tree9c75c86ab04e66d756c55f37e594c3e27a2963d5 /Documentation/devicetree/bindings/input/touchscreen/sun4i.txt
parentMerge branch 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux (diff)
parentMerge branch 'next' into for-linus (diff)
downloadlinux-dev-8691c130fae136bb2b7d0554422a2dff4c6ac169.tar.xz
linux-dev-8691c130fae136bb2b7d0554422a2dff4c6ac169.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input subsystem updates from Dmitry Torokhov: "You will get the following new drivers: - Qualcomm PM8941 power key drver - ChipOne icn8318 touchscreen controller driver - Broadcom iProc touchscreen and keypad drivers - Semtech SX8654 I2C touchscreen controller driver ALPS driver now supports newer SS4 devices; Elantech got a fix that should make it work on some ASUS laptops; and a slew of other enhancements and random fixes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (51 commits) Input: alps - non interleaved V2 dualpoint has separate stick button bits Input: alps - fix touchpad buttons getting stuck when used with trackpoint Input: atkbd - document "no new force-release quirks" policy Input: ALPS - make alps_get_pkt_id_ss4_v2() and others static Input: ALPS - V7 devices can report 5-finger taps Input: ALPS - add support for SS4 touchpad devices Input: ALPS - refactor alps_set_abs_params_mt() Input: elantech - fix absolute mode setting on some ASUS laptops Input: atmel_mxt_ts - split out touchpad initialisation logic Input: atmel_mxt_ts - implement support for T100 touch object Input: cros_ec_keyb - fix clearing keyboard state on wakeup Input: gscps2 - drop pci_ids dependency Input: synaptics - allocate 3 slots to keep stability in image sensors Input: Revert "Revert "synaptics - use dmax in input_mt_assign_slots"" Input: MT - make slot assignment work for overcovered solutions mfd: tc3589x: enforce device-tree only mode Input: tc3589x - localize platform data Input: tsc2007 - Convert msecs to jiffies only once Input: edt-ft5x06 - remove EV_SYN event report Input: edt-ft5x06 - allow to setting the maximum axes value through the DT ...
Diffstat (limited to 'Documentation/devicetree/bindings/input/touchscreen/sun4i.txt')
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/sun4i.txt22
1 files changed, 19 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/input/touchscreen/sun4i.txt b/Documentation/devicetree/bindings/input/touchscreen/sun4i.txt
index 433332d3b2ba..89abecd938cb 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/sun4i.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/sun4i.txt
@@ -2,14 +2,27 @@ sun4i resistive touchscreen controller
--------------------------------------
Required properties:
- - compatible: "allwinner,sun4i-a10-ts" or "allwinner,sun6i-a31-ts"
+ - compatible: "allwinner,sun4i-a10-ts", "allwinner,sun5i-a13-ts" or
+ "allwinner,sun6i-a31-ts"
- reg: mmio address range of the chip
- interrupts: interrupt to which the chip is connected
- #thermal-sensor-cells: shall be 0
Optional properties:
- - allwinner,ts-attached: boolean indicating that an actual touchscreen is
- attached to the controller
+ - allwinner,ts-attached : boolean indicating that an actual touchscreen
+ is attached to the controller
+ - allwinner,tp-sensitive-adjust : integer (4 bits)
+ adjust sensitivity of pen down detection
+ between 0 (least sensitive) and 15
+ (defaults to 15)
+ - allwinner,filter-type : integer (2 bits)
+ select median and averaging filter
+ samples used for median / averaging filter
+ 0: 4/2
+ 1: 5/3
+ 2: 8/4
+ 3: 16/8
+ (defaults to 1)
Example:
@@ -19,4 +32,7 @@ Example:
interrupts = <29>;
allwinner,ts-attached;
#thermal-sensor-cells = <0>;
+ /* sensitive/noisy touch panel */
+ allwinner,tp-sensitive-adjust = <0>;
+ allwinner,filter-type = <3>;
};