Re: [PATCH v2 2/2] devicetree: i2c-hid: Add reset property
From: Rob Herring <robh@kernel.org>
Date: 2017-11-01 22:02:13
Also in:
linux-input, lkml
On Tue, Oct 31, 2017 at 11:03:16AM +0800, Lin Huang wrote:
Document a "reset" and "assert-reset-us", it can be used for driver control reset property. And reuse post-power-on-delay-ms for deassert reset delay.
"dt-bindings: input: " for the subject please.
quoted hunk ↗ jump to hunk
Signed-off-by: Lin Huang <redacted> --- Documentation/devicetree/bindings/input/hid-over-i2c.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)diff --git a/Documentation/devicetree/bindings/input/hid-over-i2c.txt b/Documentation/devicetree/bindings/input/hid-over-i2c.txt index 28e8bd8..6ab0eed 100644 --- a/Documentation/devicetree/bindings/input/hid-over-i2c.txt +++ b/Documentation/devicetree/bindings/input/hid-over-i2c.txt@@ -31,7 +31,9 @@ device-specific compatible properties, which should be used in addition to the - 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'. + or deassert reset pin before it is ready for communication. +- reset: phandle of the gpio that provides for hid reset pin.
The kernel api takes "reset", but the property is "reset-gpios". And it's not just a phandle typically.
+- assert-reset-us: the device require reset assert time. Example: -- 2.7.4