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From: Walker Chen <walker.chen@starfivetech.com>
To: <linux-riscv@lists.infradead.org>, <linux-pm@vger.kernel.org>,
	<devicetree@vger.kernel.org>
Cc: "Rob Herring" <robh+dt@kernel.org>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
	"Conor Dooley" <conor.dooley@microchip.com>,
	"Emil Renner Berthing" <emil.renner.berthing@canonical.com>,
	"Heiko Stübner" <heiko@sntech.de>,
	"Rafael J . Wysocki" <rafael@kernel.org>,
	"Walker Chen" <walker.chen@starfivetech.com>,
	linux-kernel@vger.kernel.org
Subject: [PATCH v4 1/2] dt-bindings: power: Add starfive,jh7110-pmu
Date: Thu, 19 Jan 2023 17:44:46 +0800	[thread overview]
Message-ID: <20230119094447.21939-2-walker.chen@starfivetech.com> (raw)
In-Reply-To: <20230119094447.21939-1-walker.chen@starfivetech.com>

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>
---
 .../bindings/power/starfive,jh7110-pmu.yaml   | 45 +++++++++++++++++++
 .../dt-bindings/power/starfive,jh7110-pmu.h   | 17 +++++++
 2 files changed, 62 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/power/starfive,jh7110-pmu.yaml
 create mode 100644 include/dt-bindings/power/starfive,jh7110-pmu.h

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
-- 
2.17.1


  reply	other threads:[~2023-01-19  9:45 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-19  9:44 [PATCH v4 0/2] JH7110 PMU Support Walker Chen
2023-01-19  9:44 ` Walker Chen [this message]
2023-01-19 11:55   ` [PATCH v4 1/2] dt-bindings: power: Add starfive,jh7110-pmu Conor Dooley
2023-01-19 11:59   ` Heiko Stuebner
     [not found]   ` <202301240500.30O50FJV072625@SH1-CSMTP-DB111.sundns.com>
2023-01-24  5:27     ` Walker Chen
2023-01-19  9:44 ` [PATCH v4 2/2] soc: starfive: Add StarFive JH71XX pmu driver Walker Chen
2023-01-20 22:21 ` [PATCH v4 0/2] JH7110 PMU Support Conor Dooley
2023-01-24  5:20   ` Walker Chen
2023-01-24  5:25   ` Walker Chen

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