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Diffstat (limited to 'Documentation/devicetree/bindings/gpu')
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diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml new file mode 100644 index 000000000..78964c140 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml @@ -0,0 +1,237 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/arm,mali-bifrost.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM Mali Bifrost GPU + +maintainers: + - Rob Herring <robh@kernel.org> + +properties: + $nodename: + pattern: '^gpu@[a-f0-9]+$' + + compatible: + oneOf: + - items: + - enum: + - amlogic,meson-g12a-mali + - mediatek,mt8183-mali + - realtek,rtd1619-mali + - renesas,r9a07g044-mali + - renesas,r9a07g054-mali + - rockchip,px30-mali + - rockchip,rk3568-mali + - const: arm,mali-bifrost # Mali Bifrost GPU model/revision is fully discoverable + - items: + - enum: + - mediatek,mt8192-mali + - const: arm,mali-valhall-jm # Mali Valhall GPU model/revision is fully discoverable + + reg: + maxItems: 1 + + interrupts: + minItems: 3 + items: + - description: Job interrupt + - description: MMU interrupt + - description: GPU interrupt + - description: Event interrupt + + interrupt-names: + minItems: 3 + items: + - const: job + - const: mmu + - const: gpu + - const: event + + clocks: + minItems: 1 + maxItems: 3 + + clock-names: true + + mali-supply: true + + sram-supply: true + + operating-points-v2: true + + power-domains: + minItems: 1 + maxItems: 3 + + resets: + minItems: 1 + maxItems: 3 + + reset-names: true + + "#cooling-cells": + const: 2 + + dynamic-power-coefficient: + $ref: '/schemas/types.yaml#/definitions/uint32' + description: + A u32 value that represents the running time dynamic + power coefficient in units of uW/MHz/V^2. The + coefficient can either be calculated from power + measurements or derived by analysis. + + The dynamic power consumption of the GPU is + proportional to the square of the Voltage (V) and + the clock frequency (f). The coefficient is used to + calculate the dynamic power as below - + + Pdyn = dynamic-power-coefficient * V^2 * f + + where voltage is in V, frequency is in MHz. + + dma-coherent: true + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: amlogic,meson-g12a-mali + then: + required: + - resets + - if: + properties: + compatible: + contains: + enum: + - renesas,r9a07g044-mali + - renesas,r9a07g054-mali + then: + properties: + interrupts: + minItems: 4 + interrupt-names: + minItems: 4 + clocks: + minItems: 3 + clock-names: + items: + - const: gpu + - const: bus + - const: bus_ace + resets: + minItems: 3 + reset-names: + items: + - const: rst + - const: axi_rst + - const: ace_rst + required: + - clock-names + - power-domains + - resets + - reset-names + - if: + properties: + compatible: + contains: + const: mediatek,mt8183-mali + then: + properties: + power-domains: + minItems: 3 + power-domain-names: + items: + - const: core0 + - const: core1 + - const: core2 + + required: + - sram-supply + - power-domains + - power-domain-names + else: + properties: + power-domains: + maxItems: 1 + sram-supply: false + - if: + properties: + compatible: + contains: + const: rockchip,rk3568-mali + then: + properties: + clocks: + minItems: 2 + clock-names: + items: + - const: gpu + - const: bus + required: + - clock-names + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + gpu@ffe40000 { + compatible = "amlogic,meson-g12a-mali", "arm,mali-bifrost"; + reg = <0xffe40000 0x10000>; + interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "job", "mmu", "gpu"; + clocks = <&clk 1>; + mali-supply = <&vdd_gpu>; + operating-points-v2 = <&gpu_opp_table>; + resets = <&reset 0>, <&reset 1>; + }; + + gpu_opp_table: opp-table { + compatible = "operating-points-v2"; + + opp-533000000 { + opp-hz = /bits/ 64 <533000000>; + opp-microvolt = <1250000>; + }; + opp-450000000 { + opp-hz = /bits/ 64 <450000000>; + opp-microvolt = <1150000>; + }; + opp-400000000 { + opp-hz = /bits/ 64 <400000000>; + opp-microvolt = <1125000>; + }; + opp-350000000 { + opp-hz = /bits/ 64 <350000000>; + opp-microvolt = <1075000>; + }; + opp-266000000 { + opp-hz = /bits/ 64 <266000000>; + opp-microvolt = <1025000>; + }; + opp-160000000 { + opp-hz = /bits/ 64 <160000000>; + opp-microvolt = <925000>; + }; + opp-100000000 { + opp-hz = /bits/ 64 <100000000>; + opp-microvolt = <912500>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml new file mode 100644 index 000000000..2a25384ca --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml @@ -0,0 +1,197 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/arm,mali-midgard.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM Mali Midgard GPU + +maintainers: + - Rob Herring <robh@kernel.org> + +properties: + $nodename: + pattern: '^gpu@[a-f0-9]+$' + compatible: + oneOf: + - items: + - enum: + - samsung,exynos5250-mali + - const: arm,mali-t604 + - items: + - enum: + - samsung,exynos5420-mali + - const: arm,mali-t628 + - items: + - enum: + - allwinner,sun50i-h6-mali + - const: arm,mali-t720 + - items: + - enum: + - amlogic,meson-gxm-mali + - realtek,rtd1295-mali + - const: arm,mali-t820 + - items: + - enum: + - arm,juno-mali + - const: arm,mali-t624 + - items: + - enum: + - rockchip,rk3288-mali + - samsung,exynos5433-mali + - const: arm,mali-t760 + - items: + - enum: + - rockchip,rk3399-mali + - const: arm,mali-t860 + + # "arm,mali-t830" + # "arm,mali-t880" + + reg: + maxItems: 1 + + interrupts: + items: + - description: Job interrupt + - description: MMU interrupt + - description: GPU interrupt + + interrupt-names: + items: + - const: job + - const: mmu + - const: gpu + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + minItems: 1 + items: + - const: core + - const: bus + + mali-supply: true + opp-table: + type: object + + power-domains: + maxItems: 1 + + resets: + minItems: 1 + maxItems: 2 + + operating-points-v2: true + + "#cooling-cells": + const: 2 + + dma-coherent: true + + dynamic-power-coefficient: + $ref: '/schemas/types.yaml#/definitions/uint32' + description: + A u32 value that represents the running time dynamic + power coefficient in units of uW/MHz/V^2. The + coefficient can either be calculated from power + measurements or derived by analysis. + + The dynamic power consumption of the GPU is + proportional to the square of the Voltage (V) and + the clock frequency (f). The coefficient is used to + calculate the dynamic power as below - + + Pdyn = dynamic-power-coefficient * V^2 * f + + where voltage is in V, frequency is in MHz. + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: allwinner,sun50i-h6-mali + then: + properties: + clocks: + minItems: 2 + required: + - clock-names + - resets + - if: + properties: + compatible: + contains: + const: amlogic,meson-gxm-mali + then: + properties: + resets: + minItems: 2 + required: + - resets + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + gpu@ffa30000 { + compatible = "rockchip,rk3288-mali", "arm,mali-t760"; + reg = <0xffa30000 0x10000>; + interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "job", "mmu", "gpu"; + clocks = <&cru 0>; + mali-supply = <&vdd_gpu>; + operating-points-v2 = <&gpu_opp_table>; + power-domains = <&power 0>; + #cooling-cells = <2>; + }; + + gpu_opp_table: opp-table { + compatible = "operating-points-v2"; + + opp-533000000 { + opp-hz = /bits/ 64 <533000000>; + opp-microvolt = <1250000>; + }; + opp-450000000 { + opp-hz = /bits/ 64 <450000000>; + opp-microvolt = <1150000>; + }; + opp-400000000 { + opp-hz = /bits/ 64 <400000000>; + opp-microvolt = <1125000>; + }; + opp-350000000 { + opp-hz = /bits/ 64 <350000000>; + opp-microvolt = <1075000>; + }; + opp-266000000 { + opp-hz = /bits/ 64 <266000000>; + opp-microvolt = <1025000>; + }; + opp-160000000 { + opp-hz = /bits/ 64 <160000000>; + opp-microvolt = <925000>; + }; + opp-100000000 { + opp-hz = /bits/ 64 <100000000>; + opp-microvolt = <912500>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-utgard.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-utgard.yaml new file mode 100644 index 000000000..318122d95 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/arm,mali-utgard.yaml @@ -0,0 +1,180 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/arm,mali-utgard.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM Mali Utgard GPU + +maintainers: + - Rob Herring <robh@kernel.org> + - Maxime Ripard <mripard@kernel.org> + - Heiko Stuebner <heiko@sntech.de> + +properties: + $nodename: + pattern: '^gpu@[a-f0-9]+$' + compatible: + oneOf: + - items: + - const: allwinner,sun8i-a23-mali + - const: allwinner,sun7i-a20-mali + - const: arm,mali-400 + - items: + - enum: + - allwinner,sun4i-a10-mali + - allwinner,sun7i-a20-mali + - allwinner,sun8i-h3-mali + - allwinner,sun8i-r40-mali + - allwinner,sun50i-a64-mali + - rockchip,rk3036-mali + - rockchip,rk3066-mali + - rockchip,rk3188-mali + - rockchip,rk3228-mali + - samsung,exynos4210-mali + - stericsson,db8500-mali + - const: arm,mali-400 + - items: + - enum: + - allwinner,sun50i-h5-mali + - amlogic,meson8-mali + - amlogic,meson8b-mali + - amlogic,meson-gxbb-mali + - amlogic,meson-gxl-mali + - hisilicon,hi6220-mali + - mediatek,mt7623-mali + - rockchip,rk3328-mali + - const: arm,mali-450 + + # "arm,mali-300" + + reg: + maxItems: 1 + + interrupts: + minItems: 4 + maxItems: 20 + + interrupt-names: + allOf: + - additionalItems: true + minItems: 4 + maxItems: 20 + items: + # At least enforce the first 2 interrupts + - const: gp + - const: gpmmu + - items: + # Not ideal as any order and combination are allowed + enum: + - gp # Geometry Processor interrupt + - gpmmu # Geometry Processor MMU interrupt + - pp # Pixel Processor broadcast interrupt (mali-450 only) + - pp0 # Pixel Processor X interrupt (X from 0 to 7) + - ppmmu0 # Pixel Processor X MMU interrupt (X from 0 to 7) + - pp1 + - ppmmu1 + - pp2 + - ppmmu2 + - pp3 + - ppmmu3 + - pp4 + - ppmmu4 + - pp5 + - ppmmu5 + - pp6 + - ppmmu6 + - pp7 + - ppmmu7 + - pmu # Power Management Unit interrupt (optional) + - combined # stericsson,db8500-mali only + + clocks: + maxItems: 2 + + clock-names: + items: + - const: bus + - const: core + + memory-region: true + + mali-supply: true + + opp-table: + type: object + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + operating-points-v2: true + + "#cooling-cells": + const: 2 + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + enum: + - allwinner,sun4i-a10-mali + - allwinner,sun7i-a20-mali + - allwinner,sun8i-r40-mali + - allwinner,sun50i-a64-mali + - allwinner,sun50i-h5-mali + - amlogic,meson8-mali + - amlogic,meson8b-mali + - hisilicon,hi6220-mali + - mediatek,mt7623-mali + - rockchip,rk3036-mali + - rockchip,rk3066-mali + - rockchip,rk3188-mali + - rockchip,rk3228-mali + - rockchip,rk3328-mali + then: + required: + - resets + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + mali: gpu@1c40000 { + compatible = "allwinner,sun7i-a20-mali", "arm,mali-400"; + reg = <0x01c40000 0x10000>; + interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "gp", + "gpmmu", + "pp0", + "ppmmu0", + "pp1", + "ppmmu1", + "pmu"; + clocks = <&ccu 1>, <&ccu 2>; + clock-names = "bus", "core"; + resets = <&ccu 1>; + #cooling-cells = <2>; + }; + +... diff --git a/Documentation/devicetree/bindings/gpu/aspeed-gfx.txt b/Documentation/devicetree/bindings/gpu/aspeed-gfx.txt new file mode 100644 index 000000000..958bdf962 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/aspeed-gfx.txt @@ -0,0 +1,41 @@ +Device tree configuration for the GFX display device on the ASPEED SoCs + +Required properties: + - compatible + * Must be one of the following: + + aspeed,ast2500-gfx + + aspeed,ast2400-gfx + * In addition, the ASPEED pinctrl bindings require the 'syscon' property to + be present + + - reg: Physical base address and length of the GFX registers + + - interrupts: interrupt number for the GFX device + + - clocks: clock number used to generate the pixel clock + + - resets: reset line that must be released to use the GFX device + + - memory-region: + Phandle to a memory region to allocate from, as defined in + Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt + + +Example: + +gfx: display@1e6e6000 { + compatible = "aspeed,ast2500-gfx", "syscon"; + reg = <0x1e6e6000 0x1000>; + reg-io-width = <4>; + clocks = <&syscon ASPEED_CLK_GATE_D1CLK>; + resets = <&syscon ASPEED_RESET_CRT1>; + interrupts = <0x19>; + memory-region = <&gfx_memory>; +}; + +gfx_memory: framebuffer { + size = <0x01000000>; + alignment = <0x01000000>; + compatible = "shared-dma-pool"; + reusable; +}; diff --git a/Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.yaml b/Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.yaml new file mode 100644 index 000000000..217c42874 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/brcm,bcm-v3d.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom V3D GPU Bindings + +maintainers: + - Eric Anholt <eric@anholt.net> + - Nicolas Saenz Julienne <nsaenzjulienne@suse.de> + +properties: + $nodename: + pattern: '^gpu@[a-f0-9]+$' + + compatible: + enum: + - brcm,2711-v3d + - brcm,7268-v3d + - brcm,7278-v3d + + reg: + items: + - description: hub register (required) + - description: core0 register (required) + - description: GCA cache controller register (if GCA controller present) + - description: bridge register (if no external reset controller) + minItems: 2 + + reg-names: + items: + - const: hub + - const: core0 + - enum: [ bridge, gca ] + - enum: [ bridge, gca ] + minItems: 2 + + interrupts: + items: + - description: hub interrupt (required) + - description: core interrupts (if it doesn't share the hub's interrupt) + minItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - interrupts + +additionalProperties: false + +examples: + - | + gpu@f1200000 { + compatible = "brcm,7268-v3d"; + reg = <0xf1200000 0x4000>, + <0xf1208000 0x4000>, + <0xf1204000 0x100>, + <0xf1204100 0x100>; + reg-names = "hub", "core0", "bridge", "gca"; + interrupts = <0 78 4>, + <0 77 4>; + }; + +... diff --git a/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvdec.yaml b/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvdec.yaml new file mode 100644 index 000000000..3cf862976 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvdec.yaml @@ -0,0 +1,106 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/gpu/host1x/nvidia,tegra210-nvdec.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Device tree binding for NVIDIA Tegra NVDEC + +description: | + NVDEC is the hardware video decoder present on NVIDIA Tegra210 + and newer chips. It is located on the Host1x bus and typically + programmed through Host1x channels. + +maintainers: + - Thierry Reding <treding@gmail.com> + - Mikko Perttunen <mperttunen@nvidia.com> + +properties: + $nodename: + pattern: "^nvdec@[0-9a-f]*$" + + compatible: + enum: + - nvidia,tegra210-nvdec + - nvidia,tegra186-nvdec + - nvidia,tegra194-nvdec + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: nvdec + + resets: + maxItems: 1 + + reset-names: + items: + - const: nvdec + + power-domains: + maxItems: 1 + + iommus: + maxItems: 1 + + dma-coherent: true + + interconnects: + items: + - description: DMA read memory client + - description: DMA read 2 memory client + - description: DMA write memory client + + interconnect-names: + items: + - const: dma-mem + - const: read-1 + - const: write + + nvidia,host1x-class: + description: | + Host1x class of the engine, used to specify the targeted engine + when programming the engine through Host1x channels or when + configuring engine-specific behavior in Host1x. + default: 0xf0 + $ref: /schemas/types.yaml#/definitions/uint32 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - reset-names + - power-domains + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/tegra186-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/memory/tegra186-mc.h> + #include <dt-bindings/power/tegra186-powergate.h> + #include <dt-bindings/reset/tegra186-reset.h> + + nvdec@15480000 { + compatible = "nvidia,tegra186-nvdec"; + reg = <0x15480000 0x40000>; + clocks = <&bpmp TEGRA186_CLK_NVDEC>; + clock-names = "nvdec"; + resets = <&bpmp TEGRA186_RESET_NVDEC>; + reset-names = "nvdec"; + + power-domains = <&bpmp TEGRA186_POWER_DOMAIN_NVDEC>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_NVDECSRD &emc>, + <&mc TEGRA186_MEMORY_CLIENT_NVDECSRD1 &emc>, + <&mc TEGRA186_MEMORY_CLIENT_NVDECSWR &emc>; + interconnect-names = "dma-mem", "read-1", "write"; + iommus = <&smmu TEGRA186_SID_NVDEC>; + }; diff --git a/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvenc.yaml b/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvenc.yaml new file mode 100644 index 000000000..e63ae1a00 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvenc.yaml @@ -0,0 +1,135 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/gpu/host1x/nvidia,tegra210-nvenc.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Device tree binding for NVIDIA Tegra NVENC + +description: | + NVENC is the hardware video encoder present on NVIDIA Tegra210 + and newer chips. It is located on the Host1x bus and typically + programmed through Host1x channels. + +maintainers: + - Thierry Reding <treding@gmail.com> + - Mikko Perttunen <mperttunen@nvidia.com> + +properties: + $nodename: + pattern: "^nvenc@[0-9a-f]*$" + + compatible: + enum: + - nvidia,tegra210-nvenc + - nvidia,tegra186-nvenc + - nvidia,tegra194-nvenc + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: nvenc + + resets: + maxItems: 1 + + reset-names: + items: + - const: nvenc + + power-domains: + maxItems: 1 + + iommus: + maxItems: 1 + + dma-coherent: true + + interconnects: + minItems: 2 + maxItems: 3 + + interconnect-names: + minItems: 2 + maxItems: 3 + + nvidia,host1x-class: + description: | + Host1x class of the engine, used to specify the targeted engine + when programming the engine through Host1x channels or when + configuring engine-specific behavior in Host1x. + default: 0x21 + $ref: /schemas/types.yaml#/definitions/uint32 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - reset-names + - power-domains + +allOf: + - if: + properties: + compatible: + enum: + - nvidia,tegra210-nvenc + - nvidia,tegra186-nvenc + then: + properties: + interconnects: + items: + - description: DMA read memory client + - description: DMA write memory client + interconnect-names: + items: + - const: dma-mem + - const: write + - if: + properties: + compatible: + enum: + - nvidia,tegra194-nvenc + then: + properties: + interconnects: + items: + - description: DMA read memory client + - description: DMA read 2 memory client + - description: DMA write memory client + interconnect-names: + items: + - const: dma-mem + - const: read-1 + - const: write + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/tegra186-clock.h> + #include <dt-bindings/memory/tegra186-mc.h> + #include <dt-bindings/power/tegra186-powergate.h> + #include <dt-bindings/reset/tegra186-reset.h> + + nvenc@154c0000 { + compatible = "nvidia,tegra186-nvenc"; + reg = <0x154c0000 0x40000>; + clocks = <&bpmp TEGRA186_CLK_NVENC>; + clock-names = "nvenc"; + resets = <&bpmp TEGRA186_RESET_NVENC>; + reset-names = "nvenc"; + + power-domains = <&bpmp TEGRA186_POWER_DOMAIN_MPE>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_NVENCSRD &emc>, + <&mc TEGRA186_MEMORY_CLIENT_NVENCSWR &emc>; + interconnect-names = "dma-mem", "write"; + iommus = <&smmu TEGRA186_SID_NVENC>; + }; diff --git a/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvjpg.yaml b/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvjpg.yaml new file mode 100644 index 000000000..8647404d6 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvjpg.yaml @@ -0,0 +1,94 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/gpu/host1x/nvidia,tegra210-nvjpg.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Device tree binding for NVIDIA Tegra NVJPG + +description: | + NVJPG is the hardware JPEG decoder and encoder present on NVIDIA Tegra210 + and newer chips. It is located on the Host1x bus and typically programmed + through Host1x channels. + +maintainers: + - Thierry Reding <treding@gmail.com> + - Mikko Perttunen <mperttunen@nvidia.com> + +properties: + $nodename: + pattern: "^nvjpg@[0-9a-f]*$" + + compatible: + enum: + - nvidia,tegra210-nvjpg + - nvidia,tegra186-nvjpg + - nvidia,tegra194-nvjpg + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: nvjpg + + resets: + maxItems: 1 + + reset-names: + items: + - const: nvjpg + + power-domains: + maxItems: 1 + + iommus: + maxItems: 1 + + dma-coherent: true + + interconnects: + items: + - description: DMA read memory client + - description: DMA write memory client + + interconnect-names: + items: + - const: dma-mem + - const: write + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - reset-names + - power-domains + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/tegra186-clock.h> + #include <dt-bindings/memory/tegra186-mc.h> + #include <dt-bindings/power/tegra186-powergate.h> + #include <dt-bindings/reset/tegra186-reset.h> + + nvjpg@15380000 { + compatible = "nvidia,tegra186-nvjpg"; + reg = <0x15380000 0x40000>; + clocks = <&bpmp TEGRA186_CLK_NVJPG>; + clock-names = "nvjpg"; + resets = <&bpmp TEGRA186_RESET_NVJPG>; + reset-names = "nvjpg"; + + power-domains = <&bpmp TEGRA186_POWER_DOMAIN_NVJPG>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_NVJPGSRD &emc>, + <&mc TEGRA186_MEMORY_CLIENT_NVJPGSWR &emc>; + interconnect-names = "dma-mem", "write"; + iommus = <&smmu TEGRA186_SID_NVJPG>; + }; diff --git a/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt b/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt new file mode 100644 index 000000000..cc6ce5221 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt @@ -0,0 +1,115 @@ +NVIDIA Tegra Graphics Processing Units + +Required properties: +- compatible: "nvidia,<gpu>" + Currently recognized values: + - nvidia,gk20a + - nvidia,gm20b + - nvidia,gp10b + - nvidia,gv11b +- reg: Physical base address and length of the controller's registers. + Must contain two entries: + - first entry for bar0 + - second entry for bar1 +- interrupts: Must contain an entry for each entry in interrupt-names. + See ../interrupt-controller/interrupts.txt for details. +- interrupt-names: Must include the following entries: + - stall + - nonstall +- vdd-supply: regulator for supply voltage. Only required for GPUs not using + power domains. +- clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names: Must include the following entries: + - gpu + - pwr +If the compatible string is "nvidia,gm20b", then the following clock +is also required: + - ref +If the compatible string is "nvidia,gv11b", then the following clock is also +required: + - fuse +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: Must include the following entries: + - gpu +- power-domains: GPUs that make use of power domains can define this property + instead of vdd-supply. Currently "nvidia,gp10b" makes use of this. + +Optional properties: +- iommus: A reference to the IOMMU. See ../iommu/iommu.txt for details. + +Example for GK20A: + + gpu@57000000 { + compatible = "nvidia,gk20a"; + reg = <0x0 0x57000000 0x0 0x01000000>, + <0x0 0x58000000 0x0 0x01000000>; + interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "stall", "nonstall"; + vdd-supply = <&vdd_gpu>; + clocks = <&tegra_car TEGRA124_CLK_GPU>, + <&tegra_car TEGRA124_CLK_PLL_P_OUT5>; + clock-names = "gpu", "pwr"; + resets = <&tegra_car 184>; + reset-names = "gpu"; + iommus = <&mc TEGRA_SWGROUP_GPU>; + }; + +Example for GM20B: + + gpu@57000000 { + compatible = "nvidia,gm20b"; + reg = <0x0 0x57000000 0x0 0x01000000>, + <0x0 0x58000000 0x0 0x01000000>; + interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "stall", "nonstall"; + clocks = <&tegra_car TEGRA210_CLK_GPU>, + <&tegra_car TEGRA210_CLK_PLL_P_OUT5>, + <&tegra_car TEGRA210_CLK_PLL_G_REF>; + clock-names = "gpu", "pwr", "ref"; + resets = <&tegra_car 184>; + reset-names = "gpu"; + iommus = <&mc TEGRA_SWGROUP_GPU>; + }; + +Example for GP10B: + + gpu@17000000 { + compatible = "nvidia,gp10b"; + reg = <0x0 0x17000000 0x0 0x1000000>, + <0x0 0x18000000 0x0 0x1000000>; + interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "stall", "nonstall"; + clocks = <&bpmp TEGRA186_CLK_GPCCLK>, + <&bpmp TEGRA186_CLK_GPU>; + clock-names = "gpu", "pwr"; + resets = <&bpmp TEGRA186_RESET_GPU>; + reset-names = "gpu"; + power-domains = <&bpmp TEGRA186_POWER_DOMAIN_GPU>; + iommus = <&smmu TEGRA186_SID_GPU>; + }; + +Example for GV11B: + + gpu@17000000 { + compatible = "nvidia,gv11b"; + reg = <0x17000000 0x1000000>, + <0x18000000 0x1000000>; + interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "stall", "nonstall"; + clocks = <&bpmp TEGRA194_CLK_GPCCLK>, + <&bpmp TEGRA194_CLK_GPU_PWR>, + <&bpmp TEGRA194_CLK_FUSE>; + clock-names = "gpu", "pwr", "fuse"; + resets = <&bpmp TEGRA194_RESET_GPU>; + reset-names = "gpu"; + dma-coherent; + + power-domains = <&bpmp TEGRA194_POWER_DOMAIN_GPU>; + iommus = <&smmu TEGRA194_SID_GPU>; + }; diff --git a/Documentation/devicetree/bindings/gpu/samsung-g2d.yaml b/Documentation/devicetree/bindings/gpu/samsung-g2d.yaml new file mode 100644 index 000000000..e7daae862 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/samsung-g2d.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/samsung-g2d.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC 2D Graphics Accelerator + +maintainers: + - Inki Dae <inki.dae@samsung.com> + +properties: + compatible: + enum: + - samsung,s5pv210-g2d # in S5PV210 & Exynos4210 SoC + - samsung,exynos4212-g2d # in Exynos4x12 SoCs + - samsung,exynos5250-g2d + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: {} + clock-names: {} + iommus: {} + power-domains: {} + +if: + properties: + compatible: + contains: + const: samsung,exynos5250-g2d + +then: + properties: + clocks: + items: + - description: fimg2d clock + clock-names: + items: + - const: fimg2d + +else: + properties: + clocks: + items: + - description: sclk_fimg2d clock + - description: fimg2d clock + clock-names: + items: + - const: sclk_fimg2d + - const: fimg2d + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + g2d@12800000 { + compatible = "samsung,s5pv210-g2d"; + reg = <0x12800000 0x1000>; + interrupts = <0 89 0>; + clocks = <&clock 177>, <&clock 277>; + clock-names = "sclk_fimg2d", "fimg2d"; + }; + +... diff --git a/Documentation/devicetree/bindings/gpu/samsung-rotator.yaml b/Documentation/devicetree/bindings/gpu/samsung-rotator.yaml new file mode 100644 index 000000000..d60626ffb --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/samsung-rotator.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/samsung-rotator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC Image Rotator + +maintainers: + - Inki Dae <inki.dae@samsung.com> + +properties: + compatible: + enum: + - "samsung,s5pv210-rotator" + - "samsung,exynos4210-rotator" + - "samsung,exynos4212-rotator" + - "samsung,exynos5250-rotator" + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + iommus: + maxItems: 1 + + power-domains: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: rotator + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + rotator@12810000 { + compatible = "samsung,exynos4210-rotator"; + reg = <0x12810000 0x1000>; + interrupts = <0 83 0>; + clocks = <&clock 278>; + clock-names = "rotator"; + }; diff --git a/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml b/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml new file mode 100644 index 000000000..5317ac644 --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/samsung-scaler.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos SoC Image Scaler + +maintainers: + - Inki Dae <inki.dae@samsung.com> + +properties: + compatible: + enum: + - samsung,exynos5420-scaler + - samsung,exynos5433-scaler + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: {} + clock-names: {} + iommus: {} + power-domains: {} + +if: + properties: + compatible: + contains: + const: samsung,exynos5420-scaler + +then: + properties: + clocks: + items: + - description: mscl clock + + clock-names: + items: + - const: mscl + +else: + properties: + clocks: + items: + - description: pclk clock + - description: aclk clock + - description: aclk_xiu clock + + clock-names: + items: + - const: pclk + - const: aclk + - const: aclk_xiu + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/exynos5420.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + scaler@12800000 { + compatible = "samsung,exynos5420-scaler"; + reg = <0x12800000 0x1294>; + interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clock CLK_MSCL0>; + clock-names = "mscl"; + }; + +... diff --git a/Documentation/devicetree/bindings/gpu/vivante,gc.yaml b/Documentation/devicetree/bindings/gpu/vivante,gc.yaml new file mode 100644 index 000000000..93e7244cd --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/vivante,gc.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/vivante,gc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Vivante GPU Bindings + +description: Vivante GPU core devices + +maintainers: + - Lucas Stach <l.stach@pengutronix.de> + +properties: + compatible: + const: vivante,gc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + '#cooling-cells': + const: 2 + + assigned-clock-parents: true + assigned-clock-rates: true + assigned-clocks: true + + clocks: + items: + - description: AXI/master interface clock + - description: GPU core clock + - description: Shader clock (only required if GPU has feature PIPE_3D) + - description: AHB/slave interface clock (only required if GPU can gate + slave interface independently) + minItems: 1 + + clock-names: + items: + enum: [ bus, core, shader, reg ] + minItems: 1 + maxItems: 4 + + resets: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/imx6qdl-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + gpu@130000 { + compatible = "vivante,gc"; + reg = <0x00130000 0x4000>; + interrupts = <0 9 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX6QDL_CLK_GPU3D_AXI>, + <&clks IMX6QDL_CLK_GPU3D_CORE>, + <&clks IMX6QDL_CLK_GPU3D_SHADER>; + clock-names = "bus", "core", "shader"; + power-domains = <&gpc 1>; + }; + +... |