[v2,4/4] dt-bindings/irqchip/mbigen: add example of MBIGEN generate SPIs
diff mbox series

Message ID 1540540280-26612-5-git-send-email-yangyingliang@huawei.com
State New
Headers show
Series
  • add support for MBIGEN generating message based SPIs
Related show

Commit Message

Yang Yingliang Oct. 26, 2018, 7:51 a.m. UTC
Now MBIGEN can support to generate SPIs by writing
GICD_SETSPIR. Add dt example to help document.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 .../interrupt-controller/hisilicon,mbigen-v2.txt        | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

Comments

Marc Zyngier Jan. 9, 2019, 10:48 a.m. UTC | #1
On 26/10/2018 08:51, Yang Yingliang wrote:
> Now MBIGEN can support to generate SPIs by writing
> GICD_SETSPIR. Add dt example to help document.
> 
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> ---
>  .../interrupt-controller/hisilicon,mbigen-v2.txt        | 17 ++++++++++++++++-
>  1 file changed, 16 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt b/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt
> index a6813a0..298c033 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt
> +++ b/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt
> @@ -10,7 +10,7 @@ Hisilicon designed mbigen to collect and generate interrupt.
>  
>  
>  Non-pci devices can connect to mbigen and generate the
> -interrupt by writing ITS register.
> +interrupt by writing GICD or ITS register.
>  
>  The mbigen chip and devices connect to mbigen have the following properties:
>  
> @@ -64,6 +64,13 @@ Examples:
>  				num-pins = <2>;
>  				#interrupt-cells = <2>;
>  			};
> +
> +			mbigen_spi_example:spi_example {
> +				interrupt-controller;
> +				msi-parent = <&gic>;
> +				num-pins = <2>;
> +				#interrupt-cells = <2>;
> +			};
>  	};
>  
>  Devices connect to mbigen required properties:
> @@ -82,3 +89,11 @@ Examples:
>  		interrupts =	<656 1>,
>  				<657 1>;
>  	};
> +
> +	spi_example: spi0@0 {
> +		compatible = "spi,example";
> +		reg = <0 0 0 0>;
> +		interrupt-parent = <&mbigen_spi_example>;
> +		interrupts = <13 4>,
> +			     <14 4>;
> +	};
> 

I'd like an Ack of some sort from one of the DT maintainer. Rob?

Thanks,
	
	M.

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt b/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt
index a6813a0..298c033 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt
@@ -10,7 +10,7 @@  Hisilicon designed mbigen to collect and generate interrupt.
 
 
 Non-pci devices can connect to mbigen and generate the
-interrupt by writing ITS register.
+interrupt by writing GICD or ITS register.
 
 The mbigen chip and devices connect to mbigen have the following properties:
 
@@ -64,6 +64,13 @@  Examples:
 				num-pins = <2>;
 				#interrupt-cells = <2>;
 			};
+
+			mbigen_spi_example:spi_example {
+				interrupt-controller;
+				msi-parent = <&gic>;
+				num-pins = <2>;
+				#interrupt-cells = <2>;
+			};
 	};
 
 Devices connect to mbigen required properties:
@@ -82,3 +89,11 @@  Examples:
 		interrupts =	<656 1>,
 				<657 1>;
 	};
+
+	spi_example: spi0@0 {
+		compatible = "spi,example";
+		reg = <0 0 0 0>;
+		interrupt-parent = <&mbigen_spi_example>;
+		interrupts = <13 4>,
+			     <14 4>;
+	};