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dt-bindings: stmpe: Reformatting parameter list and use tabs only 

This patch reformats the parameter list for stmpe device in a
table-style so it is more clear to read.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Philippe Schenker 2018-12-21 14:46:30 +01:00 committed by Lee Jones
parent bfeffd1552
commit 270a60bcc8
2 changed files with 53 additions and 25 deletions
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64
Documentation/devicetree/bindings/input/touchscreen/stmpe.txt
View File

@ -5,24 +5,52 @@ Required properties:
- compatible: "st,stmpe-ts"
Optional properties:
- st,sample-time: ADC converstion time in number of clock. (0 -> 36 clocks, 1 ->
44 clocks, 2 -> 56 clocks, 3 -> 64 clocks, 4 -> 80 clocks, 5 -> 96 clocks, 6
-> 144 clocks), recommended is 4.
- st,mod-12b: ADC Bit mode (0 -> 10bit ADC, 1 -> 12bit ADC)
- st,ref-sel: ADC reference source (0 -> internal reference, 1 -> external
reference)
- st,adc-freq: ADC Clock speed (0 -> 1.625 MHz, 1 -> 3.25 MHz, 2 || 3 -> 6.5 MHz)
- 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 (0 -> 10 us, 1 -> 50 us, 2 ->
100 us, 3 -> 500 us, 4-> 1 ms, 5 -> 5 ms, 6 -> 10 ms, 7 -> 50 ms) recommended
is 3
- st,settling: Panel driver settling time (0 -> 10 us, 1 -> 100 us, 2 -> 500 us, 3
-> 1 ms, 4 -> 5 ms, 5 -> 10 ms, 6 for 50 ms, 7 -> 100 ms) recommended is 2
- st,fraction-z: Length of the fractional part in z (fraction-z ([0..7]) = Count of
the fractional part) recommended is 7
- st,i-drive: current limit value of the touchscreen drivers (0 -> 20 mA typical 35
mA max, 1 -> 50 mA typical 80 mA max)
- 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 -> 144 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
- 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)
Node name must be stmpe_touchscreen and should be child node of stmpe node to
which it belongs.

14
Documentation/devicetree/bindings/mfd/stmpe.txt
View File

@ -4,15 +4,15 @@ STMPE is an MFD device which may expose the following inbuilt devices: gpio,
keypad, touchscreen, adc, pwm, rotator.
Required properties:
- compatible : "st,stmpe[610|801|811|1600|1601|2401|2403]"
- reg : I2C/SPI address of the device
- compatible : "st,stmpe[610|801|811|1600|1601|2401|2403]"
- reg : I2C/SPI address of the device
Optional properties:
- interrupts : The interrupt outputs from the controller
- interrupt-controller : Marks the device node as an interrupt controller
- wakeup-source : Marks the input device as wakable
- st,autosleep-timeout : Valid entries (ms); 4, 16, 32, 64, 128, 256, 512 and 1024
- irq-gpio : If present, which GPIO to use for event IRQ
- interrupts : The interrupt outputs from the controller
- interrupt-controller : Marks the device node as an interrupt controller
- wakeup-source : Marks the input device as wakable
- st,autosleep-timeout : Valid entries (ms); 4, 16, 32, 64, 128, 256, 512 and 1024
- irq-gpio : If present, which GPIO to use for event IRQ
Example: