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From: Anshuman Khandual <anshuman.khandual@arm.com>
To: linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org
Cc: mathieu.poirier@linaro.org, suzuki.poulose@arm.com,
	mike.leach@linaro.org,
	Anshuman Khandual <anshuman.khandual@arm.com>,
	Linu Cherian <lcherian@marvell.com>,
	linux-kernel@vger.kernel.org, Rob Herring <robh@kernel.org>,
	devicetree@vger.kernel.org
Subject: [PATCH V2 11/11] dts: bindings: Document device tree bindings for Arm TRBE
Date: Wed, 13 Jan 2021 09:48:18 +0530	[thread overview]
Message-ID: <1610511498-4058-12-git-send-email-anshuman.khandual@arm.com> (raw)
In-Reply-To: <1610511498-4058-1-git-send-email-anshuman.khandual@arm.com>

From: Suzuki K Poulose <suzuki.poulose@arm.com>

Document the device tree bindings for Trace Buffer Extension (TRBE).

Cc: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
 Documentation/devicetree/bindings/arm/trbe.yaml | 46 +++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/trbe.yaml

diff --git a/Documentation/devicetree/bindings/arm/trbe.yaml b/Documentation/devicetree/bindings/arm/trbe.yaml
new file mode 100644
index 0000000..2258595
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/trbe.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
+# Copyright 2021, Arm Ltd
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/arm/trbe.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: ARM Trace Buffer Extensions
+
+maintainers:
+  - Anshuman Khandual <anshuman.khandual@arm.com>
+
+description: |
+  Description of TRBE hw
+
+properties:
+  $nodename:
+    pattern: "trbe"
+  compatible:
+    items:
+      - const: arm,trace-buffer-extension
+
+  interrupts:
+    description: |
+       Exactly 1 PPI must be listed. For heterogeneous systems where
+       TRBE is only supported on a subset of the CPUs, please consult
+       the arm,gic-v3 binding for details on describing a PPI partition.
+    maxItems: 1
+
+required:
+  - compatible
+  - interrupts
+
+additionalProperties: false
+
+
+examples:
+
+ - |
+   #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+   trbe {
+     compatible = "arm,trace-buffer-extension";
+     interrupts = <GIC_PPI 15 IRQ_TYPE_LEVEL_HIGH>;
+   };
+...
-- 
2.7.4


WARNING: multiple messages have this Message-ID (diff)
From: Anshuman Khandual <anshuman.khandual@arm.com>
To: linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org
Cc: mathieu.poirier@linaro.org,
	Anshuman Khandual <anshuman.khandual@arm.com>,
	suzuki.poulose@arm.com, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, Linu Cherian <lcherian@marvell.com>,
	mike.leach@linaro.org
Subject: [PATCH V2 11/11] dts: bindings: Document device tree bindings for Arm TRBE
Date: Wed, 13 Jan 2021 09:48:18 +0530	[thread overview]
Message-ID: <1610511498-4058-12-git-send-email-anshuman.khandual@arm.com> (raw)
In-Reply-To: <1610511498-4058-1-git-send-email-anshuman.khandual@arm.com>

From: Suzuki K Poulose <suzuki.poulose@arm.com>

Document the device tree bindings for Trace Buffer Extension (TRBE).

Cc: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
 Documentation/devicetree/bindings/arm/trbe.yaml | 46 +++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/trbe.yaml

diff --git a/Documentation/devicetree/bindings/arm/trbe.yaml b/Documentation/devicetree/bindings/arm/trbe.yaml
new file mode 100644
index 0000000..2258595
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/trbe.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
+# Copyright 2021, Arm Ltd
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/arm/trbe.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: ARM Trace Buffer Extensions
+
+maintainers:
+  - Anshuman Khandual <anshuman.khandual@arm.com>
+
+description: |
+  Description of TRBE hw
+
+properties:
+  $nodename:
+    pattern: "trbe"
+  compatible:
+    items:
+      - const: arm,trace-buffer-extension
+
+  interrupts:
+    description: |
+       Exactly 1 PPI must be listed. For heterogeneous systems where
+       TRBE is only supported on a subset of the CPUs, please consult
+       the arm,gic-v3 binding for details on describing a PPI partition.
+    maxItems: 1
+
+required:
+  - compatible
+  - interrupts
+
+additionalProperties: false
+
+
+examples:
+
+ - |
+   #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+   trbe {
+     compatible = "arm,trace-buffer-extension";
+     interrupts = <GIC_PPI 15 IRQ_TYPE_LEVEL_HIGH>;
+   };
+...
-- 
2.7.4


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  parent reply	other threads:[~2021-01-13  4:20 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-13  4:18 [PATCH V2 00/11] arm64: coresight: Enable ETE and TRBE Anshuman Khandual
2021-01-13  4:18 ` Anshuman Khandual
2021-01-13  4:18 ` [PATCH V2 01/11] coresight: etm-perf: Allow an event to use different sinks Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  4:18 ` [PATCH V2 02/11] coresight: Do not scan for graph if none is present Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  4:18 ` [PATCH V2 03/11] coresight: etm4x: Add support for PE OS lock Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  4:18 ` [PATCH V2 04/11] coresight: ete: Add support for ETE sysreg access Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  4:18 ` [PATCH V2 05/11] coresight: ete: Add support for ETE tracing Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  4:18 ` [PATCH V2 06/11] dts: bindings: Document device tree bindings for ETE Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-25 19:22   ` Rob Herring
2021-01-25 19:22     ` Rob Herring
2021-01-25 22:20     ` Suzuki K Poulose
2021-01-25 22:20       ` Suzuki K Poulose
2021-01-25 23:28       ` Suzuki K Poulose
2021-01-25 23:28         ` Suzuki K Poulose
2021-01-13  4:18 ` [PATCH V2 07/11] arm64: Add TRBE definitions Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  9:21   ` Suzuki K Poulose
2021-01-13  9:21     ` Suzuki K Poulose
2021-01-15  1:52     ` Anshuman Khandual
2021-01-15  1:52       ` Anshuman Khandual
2021-02-22 13:55   ` Catalin Marinas
2021-02-22 13:55     ` Catalin Marinas
2021-02-22 13:59     ` Catalin Marinas
2021-02-22 13:59       ` Catalin Marinas
2021-01-13  4:18 ` [PATCH V2 08/11] coresight: core: Add support for dedicated percpu sinks Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  9:43   ` Suzuki K Poulose
2021-01-13  9:43     ` Suzuki K Poulose
2021-01-15  2:36     ` Anshuman Khandual
2021-01-15  2:36       ` Anshuman Khandual
2021-01-15 12:31       ` Suzuki K Poulose
2021-01-15 12:31         ` Suzuki K Poulose
2021-01-13  4:18 ` [PATCH V2 09/11] coresight: etm-perf: Truncate the perf record if handle has no space Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13  9:48   ` Suzuki K Poulose
2021-01-13  9:48     ` Suzuki K Poulose
2021-01-13  4:18 ` [PATCH V2 10/11] coresight: sink: Add TRBE driver Anshuman Khandual
2021-01-13  4:18   ` Anshuman Khandual
2021-01-13 15:28   ` Suzuki K Poulose
2021-01-13 15:28     ` Suzuki K Poulose
2021-01-15  5:29     ` Anshuman Khandual
2021-01-15  5:29       ` Anshuman Khandual
2021-01-15 12:43       ` Suzuki K Poulose
2021-01-15 12:43         ` Suzuki K Poulose
2021-01-17 12:10         ` Anshuman Khandual
2021-01-17 12:10           ` Anshuman Khandual
2021-01-13  4:18 ` Anshuman Khandual [this message]
2021-01-13  4:18   ` [PATCH V2 11/11] dts: bindings: Document device tree bindings for Arm TRBE Anshuman Khandual
2021-01-13 15:45   ` Rob Herring
2021-01-13 15:45     ` Rob Herring
2021-01-14 10:17     ` Suzuki K Poulose
2021-01-14 10:17       ` Suzuki K Poulose
2021-01-14 14:07   ` Rob Herring
2021-01-14 14:07     ` Rob Herring
2021-01-14 14:47     ` Suzuki K Poulose
2021-01-14 14:47       ` Suzuki K Poulose

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