diff mbox

[v4,1/2] devicetree: add binding for Sigma Designs SMP86xx interrupt controller

Message ID 1453313237-18570-1-git-send-email-mans@mansr.com
State Not Applicable, archived
Headers show

Commit Message

Måns Rullgård Jan. 20, 2016, 6:07 p.m. UTC
This adds a binding for the secondary interrupt controller in
Sigma Designs SMP86xx and SMP87xx chips.

Signed-off-by: Mans Rullgard <mans@mansr.com>
---
Changes:
- not included in v3
---
 .../interrupt-controller/sigma,smp8642-intc.txt    | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt

Comments

Rob Herring (Arm) Jan. 22, 2016, 4:06 p.m. UTC | #1
On Wed, Jan 20, 2016 at 06:07:16PM +0000, Mans Rullgard wrote:
> This adds a binding for the secondary interrupt controller in
> Sigma Designs SMP86xx and SMP87xx chips.
> 
> Signed-off-by: Mans Rullgard <mans@mansr.com>
> ---
> Changes:
> - not included in v3
> ---
>  .../interrupt-controller/sigma,smp8642-intc.txt    | 49 ++++++++++++++++++++++
>  1 file changed, 49 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
> new file mode 100644
> index 000000000000..2643f3466091
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
> @@ -0,0 +1,49 @@
> +Sigma Designs SMP86xx/SMP87xx secondary interrupt controller
> +
> +Required properties:
> +- compatible: should be "sigma,smp8642-intc"
> +- reg: physical address of MMIO region
> +- ranges: address space mapping of child nodes
> +- interrupt-parent: phandle of parent interrupt controller
> +- interrupt-controller: boolean
> +- #address-cells: should be <1>
> +- #size-cells: should be <1>
> +
> +One child node per control block with properties:
> +- reg: address of registers for this control block
> +- interrupt-controller: boolean
> +- #interrupt-cells: should be <2>, interrupt index and flags per interrupts.txt
> +- interrupts: interrupt spec of primary interrupt controller
> +
> +Example:
> +
> +interrupt-controller@6e000 {
> +	compatible = "sigma,smp8642-intc";
> +	reg = <0x6e000 0x400>;
> +	ranges = <0x0 0x6e000 0x400>;
> +	interrupt-parent = <&gic>;
> +	interrupt-controller;
> +	#address-cells = <1>;
> +	#size-cells = <1>;
> +
> +	irq0: irq0 {

Keeping with generic names, this should be interrupt-controller@0 (and 
100, 300).

Otherwise,

Acked-by: Rob Herring <robh@kernel.org>

> +		reg = <0x000 0x100>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
> +	};
> +
> +	irq1: irq1 {
> +		reg = <0x100 0x100>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
> +	};
> +
> +	irq2: irq2 {
> +		reg = <0x300 0x100>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
> +	};
> +};
> -- 
> 2.7.0
> 
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Måns Rullgård Jan. 22, 2016, 4:36 p.m. UTC | #2
Rob Herring <robh@kernel.org> writes:

> On Wed, Jan 20, 2016 at 06:07:16PM +0000, Mans Rullgard wrote:
>> This adds a binding for the secondary interrupt controller in
>> Sigma Designs SMP86xx and SMP87xx chips.
>> 
>> Signed-off-by: Mans Rullgard <mans@mansr.com>
>> ---
>> Changes:
>> - not included in v3
>> ---
>>  .../interrupt-controller/sigma,smp8642-intc.txt    | 49 ++++++++++++++++++++++
>>  1 file changed, 49 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
>> 
>> diff --git a/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
>> new file mode 100644
>> index 000000000000..2643f3466091
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
>> @@ -0,0 +1,49 @@
>> +Sigma Designs SMP86xx/SMP87xx secondary interrupt controller
>> +
>> +Required properties:
>> +- compatible: should be "sigma,smp8642-intc"
>> +- reg: physical address of MMIO region
>> +- ranges: address space mapping of child nodes
>> +- interrupt-parent: phandle of parent interrupt controller
>> +- interrupt-controller: boolean
>> +- #address-cells: should be <1>
>> +- #size-cells: should be <1>
>> +
>> +One child node per control block with properties:
>> +- reg: address of registers for this control block
>> +- interrupt-controller: boolean
>> +- #interrupt-cells: should be <2>, interrupt index and flags per interrupts.txt
>> +- interrupts: interrupt spec of primary interrupt controller
>> +
>> +Example:
>> +
>> +interrupt-controller@6e000 {
>> +	compatible = "sigma,smp8642-intc";
>> +	reg = <0x6e000 0x400>;
>> +	ranges = <0x0 0x6e000 0x400>;
>> +	interrupt-parent = <&gic>;
>> +	interrupt-controller;
>> +	#address-cells = <1>;
>> +	#size-cells = <1>;
>> +
>> +	irq0: irq0 {
>
> Keeping with generic names, this should be interrupt-controller@0 (and 
> 100, 300).

I could've sworn I'd made that change.  Too many versions of this patch
floating about...

> Otherwise,
>
> Acked-by: Rob Herring <robh@kernel.org>
>
>> +		reg = <0x000 0x100>;
>> +		interrupt-controller;
>> +		#interrupt-cells = <2>;
>> +		interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
>> +	};
>> +
>> +	irq1: irq1 {
>> +		reg = <0x100 0x100>;
>> +		interrupt-controller;
>> +		#interrupt-cells = <2>;
>> +		interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
>> +	};
>> +
>> +	irq2: irq2 {
>> +		reg = <0x300 0x100>;
>> +		interrupt-controller;
>> +		#interrupt-cells = <2>;
>> +		interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
>> +	};
>> +};
>> -- 
>> 2.7.0
>>
Marc Zyngier Jan. 29, 2016, 5:10 p.m. UTC | #3
On 20/01/16 18:07, Mans Rullgard wrote:
> This adds support for the secondary interrupt controller used in Sigma
> Designs SMP86xx and SMP87xx chips.
> 
> Signed-off-by: Mans Rullgard <mans@mansr.com>
> ---
> Changes from v3:
> - use of_address_to_resource() rather accessing "reg" property directly
> 
> Boot tested on SMP8643 (tango3) and SMP8759 (tango4)
> ---
>  drivers/irqchip/Kconfig     |   5 +
>  drivers/irqchip/Makefile    |   1 +
>  drivers/irqchip/irq-tango.c | 232 ++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 238 insertions(+)
>  create mode 100644 drivers/irqchip/irq-tango.c

Acked-by: Marc Zyngier <marc.zyngier@arm.com>

	M.
Jason Cooper Feb. 18, 2016, 1:33 a.m. UTC | #4
On Wed, Jan 20, 2016 at 06:07:16PM +0000, Mans Rullgard wrote:
> This adds a binding for the secondary interrupt controller in
> Sigma Designs SMP86xx and SMP87xx chips.
> 
> Signed-off-by: Mans Rullgard <mans@mansr.com>
> ---
> Changes:
> - not included in v3
> ---
>  .../interrupt-controller/sigma,smp8642-intc.txt    | 49 ++++++++++++++++++++++
>  1 file changed, 49 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt

Applied to irqchip/tango with Rob's Ack.  Converted to
'interrupt-controller@XXX' as requested by Rob.

thx,

Jason.
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Jason Cooper Feb. 18, 2016, 1:34 a.m. UTC | #5
Hi Mans,

On Wed, Jan 20, 2016 at 06:07:17PM +0000, Mans Rullgard wrote:
> This adds support for the secondary interrupt controller used in Sigma
> Designs SMP86xx and SMP87xx chips.
> 
> Signed-off-by: Mans Rullgard <mans@mansr.com>
> ---
> Changes from v3:
> - use of_address_to_resource() rather accessing "reg" property directly
> 
> Boot tested on SMP8643 (tango3) and SMP8759 (tango4)
> ---
>  drivers/irqchip/Kconfig     |   5 +
>  drivers/irqchip/Makefile    |   1 +
>  drivers/irqchip/irq-tango.c | 232 ++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 238 insertions(+)
>  create mode 100644 drivers/irqchip/irq-tango.c

Applied to irqchip/tango with Marc's Acked-by.

thx,

Jason.
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diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
new file mode 100644
index 000000000000..2643f3466091
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt
@@ -0,0 +1,49 @@ 
+Sigma Designs SMP86xx/SMP87xx secondary interrupt controller
+
+Required properties:
+- compatible: should be "sigma,smp8642-intc"
+- reg: physical address of MMIO region
+- ranges: address space mapping of child nodes
+- interrupt-parent: phandle of parent interrupt controller
+- interrupt-controller: boolean
+- #address-cells: should be <1>
+- #size-cells: should be <1>
+
+One child node per control block with properties:
+- reg: address of registers for this control block
+- interrupt-controller: boolean
+- #interrupt-cells: should be <2>, interrupt index and flags per interrupts.txt
+- interrupts: interrupt spec of primary interrupt controller
+
+Example:
+
+interrupt-controller@6e000 {
+	compatible = "sigma,smp8642-intc";
+	reg = <0x6e000 0x400>;
+	ranges = <0x0 0x6e000 0x400>;
+	interrupt-parent = <&gic>;
+	interrupt-controller;
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	irq0: irq0 {
+		reg = <0x000 0x100>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	irq1: irq1 {
+		reg = <0x100 0x100>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	irq2: irq2 {
+		reg = <0x300 0x100>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+	};
+};