[V2,11/18] dt-bindings: i2c: imx-lpi2c: Add bus recovery example

Message ID 20210406113306.2633595-12-xiaoning.wang@nxp.com
State New
Headers show
Series
  • i2c: imx-lpi2c: New features and bug fixes
Related show

Commit Message

Clark Wang April 6, 2021, 11:32 a.m.
Add i2c bus recovery configuration example.

Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
---
V2 changes:
 - New patch added in V2
---
 .../devicetree/bindings/i2c/i2c-imx-lpi2c.yaml     | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Comments

Aisheng Dong May 21, 2021, 7:02 a.m. | #1
> From: Clark Wang <xiaoning.wang@nxp.com>

> Sent: Tuesday, April 6, 2021 7:33 PM

> Subject: [PATCH V2 11/18] dt-bindings: i2c: imx-lpi2c: Add bus recovery

> example


s/example/support

and pls pass make dt_binding_check

> 

> Add i2c bus recovery configuration example.

> 

> Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>

> ---

> V2 changes:

>  - New patch added in V2

> ---

>  .../devicetree/bindings/i2c/i2c-imx-lpi2c.yaml     | 14 ++++++++++++++

>  1 file changed, 14 insertions(+)

> 

> diff --git a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml

> b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml

> index 29b9447f3b84..0a4b28827dcc 100644

> --- a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml

> +++ b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml

> @@ -42,6 +42,15 @@ properties:

>    power-domains:

>      maxItems: 1

> 

> +  pinctrl-names:

> +    minItems: 1

> +

> +  scl-gpios:

> +    maxItems: 1

> +

> +  sda-gpios:

> +    maxItems: 1

> +

>  required:

>    - compatible

>    - reg

> @@ -61,4 +70,9 @@ examples:

>          interrupt-parent = <&intc>;

>          interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;

>          clocks = <&clks IMX7ULP_CLK_LPI2C7>;

> +        pinctrl-names = "default","gpio";

> +        pinctrl-0 = <&pinctrl_i2c>;

> +        pinctrl-1 = <&pinctrl_i2c_recovery>;

> +        scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

> +        sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH |

> GPIO_OPEN_DRAIN)>;

>      };

> --

> 2.25.1

Patch

diff --git a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
index 29b9447f3b84..0a4b28827dcc 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
@@ -42,6 +42,15 @@  properties:
   power-domains:
     maxItems: 1
 
+  pinctrl-names:
+    minItems: 1
+
+  scl-gpios:
+    maxItems: 1
+
+  sda-gpios:
+    maxItems: 1
+
 required:
   - compatible
   - reg
@@ -61,4 +70,9 @@  examples:
         interrupt-parent = <&intc>;
         interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
         clocks = <&clks IMX7ULP_CLK_LPI2C7>;
+        pinctrl-names = "default","gpio";
+        pinctrl-0 = <&pinctrl_i2c>;
+        pinctrl-1 = <&pinctrl_i2c_recovery>;
+        scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+        sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
     };