| Message ID | 20210406113306.2633595-12-xiaoning.wang@nxp.com |
|---|---|
| State | New |
| Headers | show |
| Series | i2c: imx-lpi2c: New features and bug fixes | expand |
> 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
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)>; };
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(+)