[PATCH] arm64: dts: zx: add pcu_domain node for zx296718

Baoyou Xie
2016-12-03T11:59:42Z

This patch adds the pcu_domain node, so it can be used
by zte-soc's power domain driver.

Furthermore, it adds the document of the node.

Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
---
Documentation/devicetree/bindings/arm/zte.txt | 11 +++++++++++
arch/arm64/boot/dts/zte/zx296718.dtsi | 7 +++++++
2 files changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/zte.txt b/Documentation/devicetree/bindings/arm/zte.txt
index 83369785..19a7e1b 100644
--- a/Documentation/devicetree/bindings/arm/zte.txt
+++ b/Documentation/devicetree/bindings/arm/zte.txt
@@ -27,6 +27,9 @@ System management required properties:
- compatible = "zte,zx296718-aon-sysctrl"
- compatible = "zte,zx296718-sysctrl"

+Low power management required properties:
+ - compatible = "zte,zx296718-pcu"
+
Example:
aon_sysctrl: aon-sysctrl@116000 {
compatible = "zte,zx296718-aon-sysctrl", "syscon";
@@ -37,3 +40,11 @@ sysctrl: sysctrl@1463000 {
compatible = "zte,zx296718-sysctrl", "syscon";
reg = <0x1463000 0x1000>;
};
+
+pcu_domain: pcu@0x00117000 {
+ compatible = "zte,zx296718-pcu";
+ reg = <0x00117000 0x1000>;
+ #power-domain-cells = <1>;
+ status = "ok";
+};
+
diff --git a/arch/arm64/boot/dts/zte/zx296718.dtsi b/arch/arm64/boot/dts/zte/zx296718.dtsi
index b44d1d1..39e70c7 100644
--- a/arch/arm64/boot/dts/zte/zx296718.dtsi
+++ b/arch/arm64/boot/dts/zte/zx296718.dtsi
@@ -351,5 +351,12 @@
reg = <0x01480000 0x1000>;
#clock-cells = <1>;
};
+
+ pcu_domain: pcu@0x00117000 {
+ compatible = "zte,zx296718-pcu";
+ reg = <0x00117000 0x1000>;
+ #power-domain-cells = <1>;
+ status = "ok";
+ };
};
};
--
2.7.4