Re: [PATCH v4 16/21] DT: exynos: update PMU binding

2015-01-19 Thread Pankaj Dubey 

Hi Marc,

On Monday 19 January 2015 03:14 PM, Marc Zyngier wrote:

Document the fact that some Exynos PMUs are capable of acting as
an interrupt controller.

Signed-off-by: Marc Zyngier marc.zyng...@arm.com
---
  Documentation/devicetree/bindings/arm/samsung/pmu.txt | 13 +
  1 file changed, 13 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/samsung/pmu.txt 
b/Documentation/devicetree/bindings/arm/samsung/pmu.txt
index 1e1979b..d698e74 100644
--- a/Documentation/devicetree/bindings/arm/samsung/pmu.txt
+++ b/Documentation/devicetree/bindings/arm/samsung/pmu.txt
@@ -28,10 +28,23 @@ Properties:
   - clocks : list of phandles and specifiers to all input clocks listed in
clock-names property.

+Optional properties:
+
+Some PMUs are capable of behaving as an interrupt controller (mostly
+to wake up a suspended PMU). In which case, they can have the
+following properties:
+
+- interrupt-controller: indicate that said PMU is an interrupt controller
+


Need to add #interrupt-cells property here.



+- interrupt-parent: a phandle indicating which interrupt controller
+  this PMU signals interrupts to.
+
  Example :
  pmu_system_controller: system-controller@1004 {
compatible = samsung,exynos5250-pmu, syscon;
reg = 0x1004 0x5000;
+   interrupt-controller;
+   interrupt-parent = gic;
#clock-cells = 1;
clock-names = clkout0, clkout1, clkout2, clkout3,
clkout4, clkout8, clkout9;



Thanks,
Pankaj Dubey
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[PATCH v4 16/21] DT: exynos: update PMU binding

2015-01-19 Thread Marc Zyngier 
Document the fact that some Exynos PMUs are capable of acting as
an interrupt controller.

Signed-off-by: Marc Zyngier marc.zyng...@arm.com
---
 Documentation/devicetree/bindings/arm/samsung/pmu.txt | 13 +
 1 file changed, 13 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/samsung/pmu.txt 
b/Documentation/devicetree/bindings/arm/samsung/pmu.txt
index 1e1979b..d698e74 100644
--- a/Documentation/devicetree/bindings/arm/samsung/pmu.txt
+++ b/Documentation/devicetree/bindings/arm/samsung/pmu.txt
@@ -28,10 +28,23 @@ Properties:
  - clocks : list of phandles and specifiers to all input clocks listed in
clock-names property.
 
+Optional properties:
+
+Some PMUs are capable of behaving as an interrupt controller (mostly
+to wake up a suspended PMU). In which case, they can have the
+following properties:
+
+- interrupt-controller: indicate that said PMU is an interrupt controller
+
+- interrupt-parent: a phandle indicating which interrupt controller
+  this PMU signals interrupts to.
+
 Example :
 pmu_system_controller: system-controller@1004 {
compatible = samsung,exynos5250-pmu, syscon;
reg = 0x1004 0x5000;
+   interrupt-controller;
+   interrupt-parent = gic;
#clock-cells = 1;
clock-names = clkout0, clkout1, clkout2, clkout3,
clkout4, clkout8, clkout9;
-- 
2.1.4

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