diff options
Diffstat (limited to 'Documentation/devicetree/bindings/input')
-rw-r--r-- | Documentation/devicetree/bindings/input/stmpe-keypad.txt | 41 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/input/touchscreen/stmpe.txt | 108 |
2 files changed, 0 insertions, 149 deletions
diff --git a/Documentation/devicetree/bindings/input/stmpe-keypad.txt b/Documentation/devicetree/bindings/input/stmpe-keypad.txt deleted file mode 100644 index 12bb771d66d4..000000000000 --- a/Documentation/devicetree/bindings/input/stmpe-keypad.txt +++ /dev/null @@ -1,41 +0,0 @@ -* STMPE Keypad - -Required properties: - - compatible : "st,stmpe-keypad" - - linux,keymap : See ./matrix-keymap.txt - -Optional properties: - - debounce-interval : Debouncing interval time in milliseconds - - st,scan-count : Scanning cycles elapsed before key data is updated - - st,no-autorepeat : If specified device will not autorepeat - - keypad,num-rows : See ./matrix-keymap.txt - - keypad,num-columns : See ./matrix-keymap.txt - -Example: - - stmpe_keypad { - compatible = "st,stmpe-keypad"; - - debounce-interval = <64>; - st,scan-count = <8>; - st,no-autorepeat; - - linux,keymap = <0x205006b - 0x4010074 - 0x3050072 - 0x1030004 - 0x502006a - 0x500000a - 0x5008b - 0x706001c - 0x405000b - 0x6070003 - 0x3040067 - 0x303006c - 0x60400e7 - 0x602009e - 0x4020073 - 0x5050002 - 0x4030069 - 0x3020008>; - }; diff --git a/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt b/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt deleted file mode 100644 index 238b51555c04..000000000000 --- a/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt +++ /dev/null @@ -1,108 +0,0 @@ -STMPE Touchscreen ----------------- - -Required properties: - - compatible: "st,stmpe-ts" - -Optional properties: -- st,ave-ctrl : Sample average control - 0 -> 1 sample - 1 -> 2 samples - 2 -> 4 samples - 3 -> 8 samples -- st,touch-det-delay : Touch detect interrupt delay (recommended is 3) - 0 -> 10 us - 1 -> 50 us - 2 -> 100 us - 3 -> 500 us - 4 -> 1 ms - 5 -> 5 ms - 6 -> 10 ms - 7 -> 50 ms -- st,settling : Panel driver settling time (recommended is 2) - 0 -> 10 us - 1 -> 100 us - 2 -> 500 us - 3 -> 1 ms - 4 -> 5 ms - 5 -> 10 ms - 6 -> 50 ms - 7 -> 100 ms -- st,fraction-z : Length of the fractional part in z (recommended is 7) - (fraction-z ([0..7]) = Count of the fractional part) -- st,i-drive : current limit value of the touchscreen drivers - 0 -> 20 mA (typical 35mA max) - 1 -> 50 mA (typical 80 mA max) - -Optional properties common with MFD (deprecated): - - st,sample-time : ADC conversion time in number of clock. - 0 -> 36 clocks - 1 -> 44 clocks - 2 -> 56 clocks - 3 -> 64 clocks - 4 -> 80 clocks (recommended) - 5 -> 96 clocks - 6 -> 124 clocks - - st,mod-12b : ADC Bit mode - 0 -> 10bit ADC - 1 -> 12bit ADC - - st,ref-sel : ADC reference source - 0 -> internal - 1 -> external - - st,adc-freq : ADC Clock speed - 0 -> 1.625 MHz - 1 -> 3.25 MHz - 2 || 3 -> 6.5 MHz - -Node should be child node of stmpe node to which it belongs. - -Note that common ADC settings of stmpe_touchscreen (child) will take precedence -over the settings done in MFD. - -Example: - -stmpe811@41 { - compatible = "st,stmpe811"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_touch_int>; - #address-cells = <1>; - #size-cells = <0>; - reg = <0x41>; - interrupts = <10 IRQ_TYPE_LEVEL_LOW>; - interrupt-parent = <&gpio4>; - interrupt-controller; - id = <0>; - blocks = <0x5>; - irq-trigger = <0x1>; - /* Common ADC settings */ - /* 3.25 MHz ADC clock speed */ - st,adc-freq = <1>; - /* 12-bit ADC */ - st,mod-12b = <1>; - /* internal ADC reference */ - st,ref-sel = <0>; - /* ADC converstion time: 80 clocks */ - st,sample-time = <4>; - - stmpe_touchscreen { - compatible = "st,stmpe-ts"; - reg = <0>; - /* 8 sample average control */ - st,ave-ctrl = <3>; - /* 5 ms touch detect interrupt delay */ - st,touch-det-delay = <5>; - /* 1 ms panel driver settling time */ - st,settling = <3>; - /* 7 length fractional part in z */ - st,fraction-z = <7>; - /* - * 50 mA typical 80 mA max touchscreen drivers - * current limit value - */ - st,i-drive = <1>; - }; - stmpe_adc { - compatible = "st,stmpe-adc"; - st,norequest-mask = <0x0F>; - }; -}; |