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| author | Mika Penttilä <mika.penttila@nextfour.com> | 2016-08-02 23:52:32 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-08-03 00:49:00 -0700 |
| commit | a485cb037fe64367ec14813f018edb87799c5eb1 (patch) | |
| tree | 5fa170560a3084e3dd2ac451e6ef3576a3cd41fa /Documentation | |
| parent | b27c0d0c3bf3073e8ae19875eb1d3755c5e8c072 (diff) | |
| download | linux-a485cb037fe64367ec14813f018edb87799c5eb1.tar.bz2 | |
Input: add driver for SiS 9200 family I2C touchscreen controllers
This is a driver for SiS 9200 family touchscreen controllers using I2C bus.
Signed-off-by: Mika Penttilä <mika.penttila@nextfour.com>
Acked-by: Tammy Tseng <tammy_tseng@sis.com>
Acked-by: Yuger Yu <yuger_yu@sis.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/input/touchscreen/sis_i2c.txt | 33 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/vendor-prefixes.txt | 1 |
2 files changed, 34 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/input/touchscreen/sis_i2c.txt b/Documentation/devicetree/bindings/input/touchscreen/sis_i2c.txt new file mode 100644 index 000000000000..d87ad14f1efe --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/sis_i2c.txt @@ -0,0 +1,33 @@ +* SiS I2C Multiple Touch Controller + +Required properties: +- compatible: must be "sis,9200-ts" +- reg: i2c slave address +- interrupt-parent: the phandle for the interrupt controller + (see interrupt binding [0]) +- interrupts: touch controller interrupt (see interrupt + binding [0]) + +Optional properties: +- pinctrl-names: should be "default" (see pinctrl binding [1]). +- pinctrl-0: a phandle pointing to the pin settings for the + device (see pinctrl binding [1]). +- attn-gpios: the gpio pin used as attention line +- reset-gpios: the gpio pin used to reset the controller +- wakeup-source: touchscreen can be used as a wakeup source + +[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt +[1]: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt + +Example: + + sis9255@5c { + compatible = "sis,9200-ts"; + reg = <0x5c>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sis>; + interrupt-parent = <&gpio3>; + interrupts = <19 IRQ_TYPE_EDGE_FALLING>; + irq-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>; + reset-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 80fdbe2ce088..99029cfed459 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -221,6 +221,7 @@ simtek sii Seiko Instruments, Inc. silergy Silergy Corp. sirf SiRF Technology, Inc. +sis Silicon Integrated Systems Corp. sitronix Sitronix Technology Corporation skyworks Skyworks Solutions, Inc. smsc Standard Microsystems Corporation |