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Message-Id: <20230714142526.111569-1-sarah.walker@imgtec.com>
Date: Fri, 14 Jul 2023 15:25:26 +0100
From: Sarah Walker <sarah.walker@...tec.com>
To: <dri-devel@...ts.freedesktop.org>
CC: <frank.binns@...tec.com>, <donald.robson@...tec.com>,
<boris.brezillon@...labora.com>, <faith.ekstrand@...labora.com>,
<airlied@...il.com>, <daniel@...ll.ch>,
<maarten.lankhorst@...ux.intel.com>, <mripard@...nel.org>,
<tzimmermann@...e.de>, <afd@...com>, <hns@...delico.com>,
<matthew.brost@...el.com>, <christian.koenig@....com>,
<luben.tuikov@....com>, <dakr@...hat.com>,
<linux-kernel@...r.kernel.org>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
<devicetree@...r.kernel.org>
Subject: [PATCH v4 02/17] dt-bindings: gpu: Add Imagination Technologies PowerVR GPU
Add the device tree binding documentation for the Series AXE GPU used in
TI AM62 SoCs.
Changes since v3:
- Remove oneOf in compatible property
- Remove power-supply (not used on AM62)
Changes since v2:
- Add commit message description
- Remove mt8173-gpu support (not currently supported)
- Drop quotes from $id and $schema
- Remove reg: minItems
- Drop _clk suffixes from clock-names
- Remove operating-points-v2 property and cooling-cells (not currently
used)
- Add additionalProperties: false
- Remove stray blank line at the end of file
Signed-off-by: Sarah Walker <sarah.walker@...tec.com>
---
.../devicetree/bindings/gpu/img,powervr.yaml | 68 +++++++++++++++++++
MAINTAINERS | 7 ++
2 files changed, 75 insertions(+)
create mode 100644 Documentation/devicetree/bindings/gpu/img,powervr.yaml
diff --git a/Documentation/devicetree/bindings/gpu/img,powervr.yaml b/Documentation/devicetree/bindings/gpu/img,powervr.yaml
new file mode 100644
index 000000000000..3292a0440465
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpu/img,powervr.yaml
@@ -0,0 +1,68 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (c) 2022 Imagination Technologies Ltd.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpu/img,powervr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Imagination Technologies PowerVR GPU
+
+maintainers:
+ - Sarah Walker <sarah.walker@...tec.com>
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - ti,am62-gpu
+ - const: img,powervr-seriesaxe
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+ maxItems: 3
+
+ clock-names:
+ items:
+ - const: core
+ - const: mem
+ - const: sys
+ minItems: 1
+
+ interrupts:
+ items:
+ - description: GPU interrupt
+
+ interrupt-names:
+ items:
+ - const: gpu
+
+ power-domains:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - interrupts
+ - interrupt-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ gpu: gpu@...0000 {
+ compatible = "ti,am62-gpu", "img,powervr-seriesaxe";
+ reg = <0x0fd00000 0x20000>;
+ power-domains = <&some_pds 187>;
+ clocks = <&k3_clks 187 0>;
+ clock-names = "core";
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "gpu";
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index 9852d6bfdb95..0763388b31ef 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -10099,6 +10099,13 @@ IMGTEC IR DECODER DRIVER
S: Orphan
F: drivers/media/rc/img-ir/
+IMGTEC POWERVR DRM DRIVER
+M: Frank Binns <frank.binns@...tec.com>
+M: Sarah Walker <sarah.walker@...tec.com>
+M: Donald Robson <donald.robson@...tec.com>
+S: Supported
+F: Documentation/devicetree/bindings/gpu/img,powervr.yaml
+
IMON SOUNDGRAPH USB IR RECEIVER
M: Sean Young <sean@...s.org>
L: linux-media@...r.kernel.org
--
2.41.0
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