diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 3 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/input/hid-over-i2c.txt | 16 |
2 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 635d11135090..14ffef04113c 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4085,6 +4085,9 @@ usbhid.mousepoll= [USBHID] The interval which mice are to be polled at. + usbhid.jspoll= + [USBHID] The interval which joysticks are to be polled at. + usb-storage.delay_use= [UMS] The delay in seconds before a new device is scanned for Logical Units (default 1). diff --git a/Documentation/devicetree/bindings/input/hid-over-i2c.txt b/Documentation/devicetree/bindings/input/hid-over-i2c.txt index 488edcb264c4..28e8bd8b7d64 100644 --- a/Documentation/devicetree/bindings/input/hid-over-i2c.txt +++ b/Documentation/devicetree/bindings/input/hid-over-i2c.txt @@ -17,6 +17,22 @@ Required properties: - interrupt-parent: the phandle for the interrupt controller - interrupts: interrupt line +Additional optional properties: + +Some devices may support additional optional properties to help with, e.g., +power sequencing. The following properties can be supported by one or more +device-specific compatible properties, which should be used in addition to the +"hid-over-i2c" string. + +- compatible: + * "wacom,w9013" (Wacom W9013 digitizer). Supports: + - vdd-supply + - post-power-on-delay-ms + +- vdd-supply: phandle of the regulator that provides the supply voltage. +- post-power-on-delay-ms: time required by the device after enabling its regulators + before it is ready for communication. Must be used with 'vdd-supply'. + Example: i2c-hid-dev@2c { |