* [PATCH] dt-bindings: i2c: at91: fix example for scl-gpios
@ 2021-06-04 13:24 nicolas.ferre
0 siblings, 0 replies; only message in thread
From: nicolas.ferre @ 2021-06-04 13:24 UTC (permalink / raw)
To: linux-arm-kernel, Rob Herring, Codrin Ciubotariu
Cc: devicetree, Ludovic Desroches, linux-kernel, Alexandre Belloni
From: Nicolas Ferre <nicolas.ferre@microchip.com>
The SCL gpio pin used by I2C bus for recovery needs to be configured as
open drain, so fix the binding example accordingly.
In relation with fix c5a283802573 ("ARM: dts: at91: Configure I2C SCL
gpio as open drain").
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Fixes: 19e5cef058a0 ("dt-bindings: i2c: at91: document optional bus recovery properties")
---
Documentation/devicetree/bindings/i2c/i2c-at91.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-at91.txt b/Documentation/devicetree/bindings/i2c/i2c-at91.txt
index 96c914e048f5..2015f50aed0f 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-at91.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-at91.txt
@@ -73,7 +73,7 @@ i2c0: i2c@f8034600 {
pinctrl-0 = <&pinctrl_i2c0>;
pinctrl-1 = <&pinctrl_i2c0_gpio>;
sda-gpios = <&pioA 30 GPIO_ACTIVE_HIGH>;
- scl-gpios = <&pioA 31 GPIO_ACTIVE_HIGH>;
+ scl-gpios = <&pioA 31 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
wm8731: wm8731@1a {
compatible = "wm8731";
--
2.31.1
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2021-06-04 13:24 [PATCH] dt-bindings: i2c: at91: fix example for scl-gpios nicolas.ferre
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