diff options
Diffstat (limited to 'dts/Bindings/display/samsung/samsung,exynos5433-decon.yaml')
| -rw-r--r-- | dts/Bindings/display/samsung/samsung,exynos5433-decon.yaml | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/dts/Bindings/display/samsung/samsung,exynos5433-decon.yaml b/dts/Bindings/display/samsung/samsung,exynos5433-decon.yaml new file mode 100644 index 0000000000..6380eeebb0 --- /dev/null +++ b/dts/Bindings/display/samsung/samsung,exynos5433-decon.yaml @@ -0,0 +1,145 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/samsung/samsung,exynos5433-decon.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos5433 SoC Display and Enhancement Controller (DECON) + +maintainers: + - Inki Dae <inki.dae@samsung.com> + - Seung-Woo Kim <sw0312.kim@samsung.com> + - Kyungmin Park <kyungmin.park@samsung.com> + - Krzysztof Kozlowski <krzk@kernel.org> + +description: | + DECON (Display and Enhancement Controller) is the Display Controller for the + Exynos5433 series of SoCs which transfers the image data from a video memory + buffer to an external LCD interface. + +properties: + compatible: + enum: + - samsung,exynos5433-decon + - samsung,exynos5433-decon-tv + + clocks: + maxItems: 11 + + clock-names: + items: + - const: pclk + - const: aclk_decon + - const: aclk_smmu_decon0x + - const: aclk_xiu_decon0x + - const: pclk_smmu_decon0x + - const: aclk_smmu_decon1x + - const: aclk_xiu_decon1x + - const: pclk_smmu_decon1x + - const: sclk_decon_vclk + - const: sclk_decon_eclk + - const: dsd + + interrupts: + minItems: 3 + maxItems: 4 + description: | + Interrupts depend on mode of work: + - video mode: vsync + - command mode: lcd_sys + - command mode with software trigger: lcd_sys, te + + interrupt-names: + minItems: 3 + items: + - const: fifo + - const: vsync + - const: lcd_sys + - const: te + + iommus: + maxItems: 2 + + iommu-names: + items: + - const: m0 + - const: m1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + description: + Contains a port which is connected to mic node. + + power-domains: + maxItems: 1 + + reg: + maxItems: 1 + + samsung,disp-sysreg: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Phandle to DISP system controller interface. + +required: + - compatible + - clocks + - clock-names + - interrupts + - interrupt-names + - ports + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/exynos5433.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + display-controller@13800000 { + compatible = "samsung,exynos5433-decon"; + reg = <0x13800000 0x2104>; + clocks = <&cmu_disp CLK_PCLK_DECON>, + <&cmu_disp CLK_ACLK_DECON>, + <&cmu_disp CLK_ACLK_SMMU_DECON0X>, + <&cmu_disp CLK_ACLK_XIU_DECON0X>, + <&cmu_disp CLK_PCLK_SMMU_DECON0X>, + <&cmu_disp CLK_ACLK_SMMU_DECON1X>, + <&cmu_disp CLK_ACLK_XIU_DECON1X>, + <&cmu_disp CLK_PCLK_SMMU_DECON1X>, + <&cmu_disp CLK_SCLK_DECON_VCLK>, + <&cmu_disp CLK_SCLK_DECON_ECLK>, + <&cmu_disp CLK_SCLK_DSD>; + clock-names = "pclk", + "aclk_decon", + "aclk_smmu_decon0x", + "aclk_xiu_decon0x", + "pclk_smmu_decon0x", + "aclk_smmu_decon1x", + "aclk_xiu_decon1x", + "pclk_smmu_decon1x", + "sclk_decon_vclk", + "sclk_decon_eclk", + "dsd"; + power-domains = <&pd_disp>; + interrupt-names = "fifo", "vsync", "lcd_sys"; + interrupts = <GIC_SPI 201 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 202 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 203 IRQ_TYPE_LEVEL_HIGH>; + samsung,disp-sysreg = <&syscon_disp>; + iommus = <&sysmmu_decon0x>, <&sysmmu_decon1x>; + iommu-names = "m0", "m1"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + decon_to_mic: endpoint { + remote-endpoint = <&mic_to_decon>; + }; + }; + }; + }; |