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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2016-05-16 17:25:08 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2016-05-16 17:25:08 -0700
commit23ea5967d6bd30ed59480edbc5fe21eec81682a3 (patch)
tree345bf01823cf76596bc05e83fab9bf21678fef90 /Documentation
parentc52c545ead97fcc2f4f8ea38f1ae3c23211e09a8 (diff)
parentd96caf8c33cad42b5eabcf1b686dd91581e306f4 (diff)
downloadlinux-23ea5967d6bd30ed59480edbc5fe21eec81682a3.tar.bz2
Merge branch 'next' into for-linus
Prepare first round of input updates for 4.7 merge window.
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/input/gpio-keys.txt10
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/brcm,iproc-touchscreen.txt23
2 files changed, 22 insertions, 11 deletions
diff --git a/Documentation/devicetree/bindings/input/gpio-keys.txt b/Documentation/devicetree/bindings/input/gpio-keys.txt
index 21641236c095..a94940481e55 100644
--- a/Documentation/devicetree/bindings/input/gpio-keys.txt
+++ b/Documentation/devicetree/bindings/input/gpio-keys.txt
@@ -32,17 +32,17 @@ Optional subnode-properties:
Example nodes:
- gpio_keys {
+ gpio-keys {
compatible = "gpio-keys";
- #address-cells = <1>;
- #size-cells = <0>;
autorepeat;
- button@21 {
+
+ up {
label = "GPIO Key UP";
linux,code = <103>;
gpios = <&gpio1 0 1>;
};
- button@22 {
+
+ down {
label = "GPIO Key DOWN";
linux,code = <108>;
interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
diff --git a/Documentation/devicetree/bindings/input/touchscreen/brcm,iproc-touchscreen.txt b/Documentation/devicetree/bindings/input/touchscreen/brcm,iproc-touchscreen.txt
index 34e3382a0659..ac5dff412e25 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/brcm,iproc-touchscreen.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/brcm,iproc-touchscreen.txt
@@ -2,11 +2,17 @@
Required properties:
- compatible: must be "brcm,iproc-touchscreen"
-- reg: physical base address of the controller and length of memory mapped
- region.
+- ts_syscon: handler of syscon node defining physical base
+ address of the controller and length of memory mapped region.
+ If this property is selected please make sure MFD_SYSCON config
+ is enabled in the defconfig file.
- clocks: The clock provided by the SOC to driver the tsc
-- clock-name: name for the clock
+- clock-names: name for the clock
- interrupts: The touchscreen controller's interrupt
+- address-cells: Specify the number of u32 entries needed in child nodes.
+ Should set to 1.
+- size-cells: Specify number of u32 entries needed to specify child nodes size
+ in reg property. Should set to 1.
Optional properties:
- scanning_period: Time between scans. Each step is 1024 us. Valid 1-256.
@@ -53,13 +59,18 @@ Optional properties:
- touchscreen-inverted-x: X axis is inverted (boolean)
- touchscreen-inverted-y: Y axis is inverted (boolean)
-Example:
+Example: An example of touchscreen node
- touchscreen: tsc@0x180A6000 {
+ ts_adc_syscon: ts_adc_syscon@180a6000 {
+ compatible = "brcm,iproc-ts-adc-syscon","syscon";
+ reg = <0x180a6000 0xc30>;
+ };
+
+ touchscreen: touchscreen@180A6000 {
compatible = "brcm,iproc-touchscreen";
#address-cells = <1>;
#size-cells = <1>;
- reg = <0x180A6000 0x40>;
+ ts_syscon = <&ts_adc_syscon>;
clocks = <&adc_clk>;
clock-names = "tsc_clk";
interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;