Messages in this thread Patch in this message | | | From | Akhil R <> | Subject | [PATCH 1/2] dt-bindings: i2c: tegra: Add SMBus feature properties | Date | Thu, 9 Dec 2021 20:35:20 +0530 |
| |
Tegra I2C can use a gpio as an smbus-alert. Document the usage of the same.
Signed-off-by: Akhil R <akhilrajeev@nvidia.com> --- Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt index 3f2f990..71ee79b 100644 --- a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt +++ b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt @@ -70,6 +70,10 @@ Required properties: - rx - tx +optional properties: +- smbalert-gpio: Must contain an entry for the gpio to be used as smbus alert. + It will be used only if optional smbus-alert property is present. + Example: i2c@7000c000 { -- 2.7.4
| |