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authorWalker Chen <walker.chen@starfivetech.com>2023-01-19 17:44:46 +0800
committerConor Dooley <conor.dooley@microchip.com>2023-01-20 21:55:29 +0000
commit1fc7606d5083f79a20eb9cfd77c0dbd9299421c1 (patch)
tree92afb8043f0fa42b4e06ca2a7452e2c81b5f39f8
parent1b929c02afd37871d5afb9d498426f83432e71c2 (diff)
dt-bindings: power: Add starfive,jh7110-pmu
Add bindings for the Power Management Unit on the StarFive JH7110 SoC. Signed-off-by: Walker Chen <walker.chen@starfivetech.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Heiko Stuebner <heiko@sntech.de> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
-rw-r--r--Documentation/devicetree/bindings/power/starfive,jh7110-pmu.yaml45
-rw-r--r--include/dt-bindings/power/starfive,jh7110-pmu.h17
2 files changed, 62 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/starfive,jh7110-pmu.yaml b/Documentation/devicetree/bindings/power/starfive,jh7110-pmu.yaml
new file mode 100644
index 000000000000..98eb8b4110e7
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/starfive,jh7110-pmu.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/starfive,jh7110-pmu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH7110 Power Management Unit
+
+maintainers:
+ - Walker Chen <walker.chen@starfivetech.com>
+
+description: |
+ StarFive JH7110 SoC includes support for multiple power domains which can be
+ powered on/off by software based on different application scenes to save power.
+
+properties:
+ compatible:
+ enum:
+ - starfive,jh7110-pmu
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ "#power-domain-cells":
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - "#power-domain-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ pwrc: power-controller@17030000 {
+ compatible = "starfive,jh7110-pmu";
+ reg = <0x17030000 0x10000>;
+ interrupts = <111>;
+ #power-domain-cells = <1>;
+ };
diff --git a/include/dt-bindings/power/starfive,jh7110-pmu.h b/include/dt-bindings/power/starfive,jh7110-pmu.h
new file mode 100644
index 000000000000..132bfe401fc8
--- /dev/null
+++ b/include/dt-bindings/power/starfive,jh7110-pmu.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (C) 2022 StarFive Technology Co., Ltd.
+ * Author: Walker Chen <walker.chen@starfivetech.com>
+ */
+#ifndef __DT_BINDINGS_POWER_JH7110_POWER_H__
+#define __DT_BINDINGS_POWER_JH7110_POWER_H__
+
+#define JH7110_PD_SYSTOP 0
+#define JH7110_PD_CPU 1
+#define JH7110_PD_GPUA 2
+#define JH7110_PD_VDEC 3
+#define JH7110_PD_VOUT 4
+#define JH7110_PD_ISP 5
+#define JH7110_PD_VENC 6
+
+#endif