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796da8ca7e
The Imagination PowerVR Series5 "SGX" GPU is part of several SoCs from multiple vendors. Describe how the SGX GPU is integrated in these SoC, including register space and interrupts. Clocks, reset, and power domain information is SoC specific. Signed-off-by: Andrew Davis <afd@ti.com> Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Message-ID: <20240109171950.31010-3-afd@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
139 lines
3.1 KiB
YAML
139 lines
3.1 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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# Copyright (c) 2023 Imagination Technologies Ltd.
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# Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/gpu/img,powervr-sgx.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Imagination Technologies PowerVR SGX GPUs
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maintainers:
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- Frank Binns <frank.binns@imgtec.com>
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- ti,omap3430-gpu # Rev 121
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- ti,omap3630-gpu # Rev 125
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- const: img,powervr-sgx530
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- items:
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- enum:
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- ingenic,jz4780-gpu # Rev 130
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- ti,omap4430-gpu # Rev 120
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- const: img,powervr-sgx540
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- items:
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- enum:
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- allwinner,sun6i-a31-gpu # MP2 Rev 115
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- ti,omap4470-gpu # MP1 Rev 112
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- ti,omap5432-gpu # MP2 Rev 105
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- ti,am5728-gpu # MP2 Rev 116
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- ti,am6548-gpu # MP1 Rev 117
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- const: img,powervr-sgx544
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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minItems: 1
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maxItems: 3
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clock-names:
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minItems: 1
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items:
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- const: core
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- const: mem
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- const: sys
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power-domains:
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maxItems: 1
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required:
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- compatible
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- reg
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- interrupts
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allOf:
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- if:
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properties:
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compatible:
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contains:
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const: ti,am6548-gpu
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then:
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required:
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- power-domains
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else:
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properties:
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power-domains: false
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- if:
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properties:
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compatible:
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contains:
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enum:
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- allwinner,sun6i-a31-gpu
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- ingenic,jz4780-gpu
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then:
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required:
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- clocks
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- clock-names
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else:
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properties:
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clocks: false
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clock-names: false
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- if:
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properties:
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compatible:
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contains:
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const: allwinner,sun6i-a31-gpu
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then:
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properties:
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clocks:
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minItems: 2
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maxItems: 2
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clock-names:
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minItems: 2
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maxItems: 2
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- if:
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properties:
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compatible:
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contains:
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const: ingenic,jz4780-gpu
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then:
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properties:
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clocks:
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maxItems: 1
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clock-names:
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maxItems: 1
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/soc/ti,sci_pm_domain.h>
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gpu@7000000 {
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compatible = "ti,am6548-gpu", "img,powervr-sgx544";
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reg = <0x7000000 0x10000>;
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interrupts = <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>;
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power-domains = <&k3_pds 65 TI_SCI_PD_EXCLUSIVE>;
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};
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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gpu: gpu@1c40000 {
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compatible = "allwinner,sun6i-a31-gpu", "img,powervr-sgx544";
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reg = <0x01c40000 0x10000>;
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interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&ccu 1>, <&ccu 2>;
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clock-names = "core", "mem";
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};
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