Messages in this thread Patch in this message | | | From | Alain Volmat <> | Subject | [PATCH v4 1/2] i2c: add binding to mark a bus as supporting SMBus-Alert | Date | Wed, 5 May 2021 15:14:38 +0200 |
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Since SMBus-Alert is an optional feature of SMBUS which requires an additional pin, the smbus binding cannot be used to indicate its support.
Add an additional smbus-alert binding specific for it and update the description text of smbus to avoid mentioning SMBus-Alert
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com> --- Documentation/devicetree/bindings/i2c/i2c.txt | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/i2c/i2c.txt b/Documentation/devicetree/bindings/i2c/i2c.txt index df41f72afc87..b864916e087f 100644 --- a/Documentation/devicetree/bindings/i2c/i2c.txt +++ b/Documentation/devicetree/bindings/i2c/i2c.txt @@ -89,8 +89,11 @@ wants to support one of the below features, it should adapt these bindings. - smbus states that additional SMBus restrictions and features apply to this bus. - Examples of features are SMBusHostNotify and SMBusAlert. Examples of - restrictions are more reserved addresses and timeout definitions. + An example of feature is SMBusHostNotify. Examples of restrictions are + more reserved addresses and timeout definitions. + +- smbus-alert + states that the optional SMBus-Alert feature apply to this bus. Required properties (per child device) -------------------------------------- -- 2.7.4
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