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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>,
	"Rafael J . Wysocki" <rafael@kernel.org>,
	Walker Chen <walker.chen@starfivetech.com>,
	<linux-kernel@vger.kernel.org>
Subject: [RESEND PATCH v2 1/3] dt-bindings: power: Add starfive,jh71xx-pmu
Date: Thu, 8 Dec 2022 16:45:21 +0800	[thread overview]
Message-ID: <20221208084523.9733-2-walker.chen@starfivetech.com> (raw)
In-Reply-To: <20221208084523.9733-1-walker.chen@starfivetech.com>

Add bindings for Power Management Unit (PMU) on the StarFive JH71XX SoC.

Signed-off-by: Walker Chen <walker.chen@starfivetech.com>
---
 .../bindings/power/starfive,jh71xx-pmu.yaml   | 45 +++++++++++++++++++
 .../dt-bindings/power/starfive,jh7110-pmu.h   | 17 +++++++
 2 files changed, 62 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/power/starfive,jh71xx-pmu.yaml
 create mode 100644 include/dt-bindings/power/starfive,jh7110-pmu.h

diff --git a/Documentation/devicetree/bindings/power/starfive,jh71xx-pmu.yaml b/Documentation/devicetree/bindings/power/starfive,jh71xx-pmu.yaml
new file mode 100644
index 000000000000..f308ae136a57
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/starfive,jh71xx-pmu.yaml
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/starfive,jh71xx-pmu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH71xx Power Management Unit
+
+maintainers:
+  - Walker Chen <walker.chen@starfivetech.com>
+
+description: |
+  StarFive JH71xx SoCs include 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..73c6a79a2181
--- /dev/null
+++ b/include/dt-bindings/power/starfive,jh7110-pmu.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/*
+ * 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:[~2022-12-08  8:46 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-08  8:45 [RESEND PATCH v2 0/3] JH7110 PMU Support Walker Chen
2022-12-08  8:45 ` Walker Chen [this message]
2022-12-08  8:59   ` [RESEND PATCH v2 1/3] dt-bindings: power: Add starfive,jh71xx-pmu Krzysztof Kozlowski
2022-12-12  2:46     ` Walker Chen
2022-12-08  9:03   ` Krzysztof Kozlowski
2022-12-12  3:19     ` Walker Chen
2022-12-08 13:31   ` Rob Herring
2022-12-12  6:33     ` Walker Chen
2022-12-08  8:45 ` [RESEND PATCH v2 2/3] soc: starfive: Add StarFive JH71XX pmu driver Walker Chen
2022-12-19 20:40   ` Conor Dooley
2022-12-28  2:08     ` Walker Chen
2022-12-28 19:50       ` Conor Dooley
2023-01-09  6:32         ` Walker Chen
2022-12-08  8:45 ` [RESEND PATCH v2 3/3] riscv: dts: starfive: add pmu controller node Walker Chen

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