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authorSarah Walker <sarah.walker@imgtec.com>2023-11-22 16:34:24 +0000
committerMaxime Ripard <mripard@kernel.org>2023-11-23 09:01:45 +0100
commit6a85c3b14728f0d5cb59ca0d38894db2a9839fce (patch)
tree5b0d539e49296d187617a3481414427ea23635f3 /Documentation
parenta191f73d85484f804284674c14f2d9f572c18adb (diff)
dt-bindings: gpu: Add Imagination Technologies PowerVR/IMG GPU
Add the device tree binding documentation for the IMG AXE GPU used in TI AM62 SoCs. Co-developed-by: Frank Binns <frank.binns@imgtec.com> Signed-off-by: Frank Binns <frank.binns@imgtec.com> Signed-off-by: Sarah Walker <sarah.walker@imgtec.com> Signed-off-by: Donald Robson <donald.robson@imgtec.com> Reviewed-by: Maxime Ripard <mripard@kernel.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Link: https://lore.kernel.org/r/deb0a4659423a3b8a74addee7178b6df7679575d.1700668843.git.donald.robson@imgtec.com Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/gpu/img,powervr.yaml73
1 files changed, 73 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpu/img,powervr.yaml b/Documentation/devicetree/bindings/gpu/img,powervr.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (c) 2023 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 and IMG GPU
+
+maintainers:
+ - Frank Binns <frank.binns@imgtec.com>
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - ti,am62-gpu
+ - const: img,img-axe # IMG AXE GPU model/revision is fully discoverable
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+ maxItems: 3
+
+ clock-names:
+ items:
+ - const: core
+ - const: mem
+ - const: sys
+ minItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - interrupts
+
+additionalProperties: false
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: ti,am62-gpu
+ then:
+ properties:
+ clocks:
+ maxItems: 1
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+ gpu@fd00000 {
+ compatible = "ti,am62-gpu", "img,img-axe";
+ reg = <0x0fd00000 0x20000>;
+ clocks = <&k3_clks 187 0>;
+ clock-names = "core";
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 187 TI_SCI_PD_EXCLUSIVE>;
+ };