2022-06-10 06:35:20

by Potin Lai

Subject: [PATCH v4 2/2] dt-bindings: aspeed-i2c: add properties for setting i2c clock duty cycle

Introduce a new property for setting a minimum duty cycle for clock high.

* i2c-clk-high-min-percent: a minimum percentage of clock high

Signed-off-by: Potin Lai <[email protected]>
---
Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml b/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml
index ea643e6c3ef5..4ea6a112f299 100644
--- a/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml
@@ -49,6 +49,13 @@ properties:
description:
states that there is another master active on this bus

+ i2c-clk-high-min-percent:
+ minimum: 1
+ maximum: 100
+ default: 50
+ description:
+ a minimum percentage of clock high
+
required:
- reg
- compatible
--
2.17.1

2022-06-14 21:58:44

by Rob Herring (Arm)

Subject: Re: [PATCH v4 2/2] dt-bindings: aspeed-i2c: add properties for setting i2c clock duty cycle

On Fri, 10 Jun 2022 13:47:22 +0800, Potin Lai wrote:
> Introduce a new property for setting a minimum duty cycle for clock high.
>
> * i2c-clk-high-min-percent: a minimum percentage of clock high
>
> Signed-off-by: Potin Lai <[email protected]>
> ---
> Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml | 7 +++++++
> 1 file changed, 7 insertions(+)
>

Reviewed-by: Rob Herring <[email protected]>