diff mbox series

[v3,4/5] dt-bindings: soc: loongson,ls2k-pmc: Allow syscon-reboot/syscon-poweroff as child

Message ID 5770d379b1c77d8163fceac1543f532f9199fd21.1693623752.git.zhoubinbin@loongson.cn (mailing list archive)
State Accepted
Commit 019d79fe6c3d8b07228ad65cc6cb520b1b6c72bd
Headers show
Series soc: loongson: Fix some issues about loongson2_pm | expand

Commit Message

Binbin Zhou Sept. 2, 2023, 8:47 a.m. UTC 
The reboot and poweroff features are actually part of the Power
Management Unit system controller, thus allow them as its children,
instead of specifying as separate device nodes with syscon phandle.

Without it, the reboot/poweroff feature becomes unavailable.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
---
 .../soc/loongson/loongson,ls2k-pmc.yaml       | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml b/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml
index c45f5e7fc0e6..510f6cb0f084 100644
--- a/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml
+++ b/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml
@@ -37,6 +37,18 @@  properties:
       addition, the PM need according to it to indicate that current
       SoC whether support Suspend To RAM.
 
+  syscon-poweroff:
+    $ref: /schemas/power/reset/syscon-poweroff.yaml#
+    type: object
+    description:
+      Node for power off method
+
+  syscon-reboot:
+    $ref: /schemas/power/reset/syscon-reboot.yaml#
+    type: object
+    description:
+      Node for reboot method
+
 required:
   - compatible
   - reg
@@ -54,4 +66,18 @@  examples:
         interrupt-parent = <&liointc1>;
         interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
         loongson,suspend-address = <0x0 0x1c000500>;
+
+        syscon-reboot {
+            compatible = "syscon-reboot";
+            offset = <0x30>;
+            mask = <0x1>;
+        };
+
+        syscon-poweroff {
+            compatible = "syscon-poweroff";
+            regmap = <&pmc>;
+            offset = <0x14>;
+            mask = <0x3c00>;
+            value = <0x3c00>;
+        };
     };