| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-tcon.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Allwinner A10 Timings Controller (TCON) Device Tree Bindings |
| |
| maintainers: |
| - Chen-Yu Tsai <wens@csie.org> |
| - Maxime Ripard <mripard@kernel.org> |
| |
| description: | |
| The TCON acts as a timing controller for RGB, LVDS and TV |
| interfaces. |
| |
| properties: |
| "#clock-cells": |
| const: 0 |
| |
| compatible: |
| oneOf: |
| - const: allwinner,sun4i-a10-tcon |
| - const: allwinner,sun5i-a13-tcon |
| - const: allwinner,sun6i-a31-tcon |
| - const: allwinner,sun6i-a31s-tcon |
| - const: allwinner,sun7i-a20-tcon |
| - const: allwinner,sun8i-a23-tcon |
| - const: allwinner,sun8i-a33-tcon |
| - const: allwinner,sun8i-a83t-tcon-lcd |
| - const: allwinner,sun8i-a83t-tcon-tv |
| - const: allwinner,sun8i-r40-tcon-tv |
| - const: allwinner,sun8i-v3s-tcon |
| - const: allwinner,sun9i-a80-tcon-lcd |
| - const: allwinner,sun9i-a80-tcon-tv |
| |
| - items: |
| - enum: |
| - allwinner,sun7i-a20-tcon0 |
| - allwinner,sun7i-a20-tcon1 |
| - const: allwinner,sun7i-a20-tcon |
| |
| - items: |
| - enum: |
| - allwinner,sun50i-a64-tcon-lcd |
| - const: allwinner,sun8i-a83t-tcon-lcd |
| |
| - items: |
| - enum: |
| - allwinner,sun8i-h3-tcon-tv |
| - allwinner,sun50i-a64-tcon-tv |
| - const: allwinner,sun8i-a83t-tcon-tv |
| |
| - items: |
| - enum: |
| - allwinner,sun50i-h6-tcon-tv |
| - const: allwinner,sun8i-r40-tcon-tv |
| |
| reg: |
| maxItems: 1 |
| |
| interrupts: |
| maxItems: 1 |
| |
| clocks: |
| minItems: 1 |
| maxItems: 4 |
| |
| clock-names: |
| minItems: 1 |
| maxItems: 4 |
| |
| clock-output-names: |
| description: |
| Name of the LCD pixel clock created. |
| $ref: /schemas/types.yaml#/definitions/string-array |
| maxItems: 1 |
| |
| dmas: |
| maxItems: 1 |
| |
| resets: |
| anyOf: |
| - items: |
| - description: TCON Reset Line |
| |
| - items: |
| - description: TCON Reset Line |
| - description: TCON LVDS Reset Line |
| |
| - items: |
| - description: TCON Reset Line |
| - description: TCON eDP Reset Line |
| |
| - items: |
| - description: TCON Reset Line |
| - description: TCON eDP Reset Line |
| - description: TCON LVDS Reset Line |
| |
| reset-names: |
| oneOf: |
| - const: lcd |
| |
| - items: |
| - const: lcd |
| - const: lvds |
| |
| - items: |
| - const: lcd |
| - const: edp |
| |
| - items: |
| - const: lcd |
| - const: edp |
| - const: lvds |
| |
| ports: |
| type: object |
| description: | |
| A ports node with endpoint definitions as defined in |
| Documentation/devicetree/bindings/media/video-interfaces.txt. |
| |
| properties: |
| "#address-cells": |
| const: 1 |
| |
| "#size-cells": |
| const: 0 |
| |
| port@0: |
| type: object |
| description: | |
| Input endpoints of the controller. |
| |
| port@1: |
| type: object |
| description: | |
| Output endpoints of the controller. |
| |
| patternProperties: |
| "^endpoint(@[0-9])$": |
| type: object |
| |
| properties: |
| allwinner,tcon-channel: |
| $ref: /schemas/types.yaml#/definitions/uint32 |
| description: | |
| TCON can have 1 or 2 channels, usually with the |
| first channel being used for the panels interfaces |
| (RGB, LVDS, etc.), and the second being used for the |
| outputs that require another controller (TV Encoder, |
| HDMI, etc.). |
| |
| If that property is present, specifies the TCON |
| channel the endpoint is associated to. If that |
| property is not present, the endpoint number will be |
| used as the channel number. |
| |
| unevaluatedProperties: true |
| |
| required: |
| - "#address-cells" |
| - "#size-cells" |
| - port@0 |
| - port@1 |
| |
| additionalProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - clocks |
| - clock-names |
| - resets |
| - ports |
| |
| additionalProperties: false |
| |
| allOf: |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun4i-a10-tcon |
| - allwinner,sun5i-a13-tcon |
| - allwinner,sun7i-a20-tcon |
| |
| then: |
| properties: |
| clocks: |
| minItems: 3 |
| |
| clock-names: |
| items: |
| - const: ahb |
| - const: tcon-ch0 |
| - const: tcon-ch1 |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun6i-a31-tcon |
| - allwinner,sun6i-a31s-tcon |
| |
| then: |
| properties: |
| clocks: |
| minItems: 4 |
| |
| clock-names: |
| items: |
| - const: ahb |
| - const: tcon-ch0 |
| - const: tcon-ch1 |
| - const: lvds-alt |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun8i-a23-tcon |
| - allwinner,sun8i-a33-tcon |
| |
| then: |
| properties: |
| clocks: |
| minItems: 3 |
| |
| clock-names: |
| items: |
| - const: ahb |
| - const: tcon-ch0 |
| - const: lvds-alt |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun8i-a83t-tcon-lcd |
| - allwinner,sun8i-v3s-tcon |
| - allwinner,sun9i-a80-tcon-lcd |
| |
| then: |
| properties: |
| clocks: |
| minItems: 2 |
| |
| clock-names: |
| items: |
| - const: ahb |
| - const: tcon-ch0 |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun8i-a83t-tcon-tv |
| - allwinner,sun8i-r40-tcon-tv |
| - allwinner,sun9i-a80-tcon-tv |
| |
| then: |
| properties: |
| clocks: |
| minItems: 2 |
| |
| clock-names: |
| items: |
| - const: ahb |
| - const: tcon-ch1 |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun5i-a13-tcon |
| - allwinner,sun6i-a31-tcon |
| - allwinner,sun6i-a31s-tcon |
| - allwinner,sun7i-a20-tcon |
| - allwinner,sun8i-a23-tcon |
| - allwinner,sun8i-a33-tcon |
| - allwinner,sun8i-v3s-tcon |
| - allwinner,sun9i-a80-tcon-lcd |
| - allwinner,sun4i-a10-tcon |
| - allwinner,sun8i-a83t-tcon-lcd |
| |
| then: |
| required: |
| - "#clock-cells" |
| - clock-output-names |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun6i-a31-tcon |
| - allwinner,sun6i-a31s-tcon |
| - allwinner,sun8i-a23-tcon |
| - allwinner,sun8i-a33-tcon |
| - allwinner,sun8i-a83t-tcon-lcd |
| |
| then: |
| properties: |
| resets: |
| minItems: 2 |
| |
| reset-names: |
| items: |
| - const: lcd |
| - const: lvds |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun9i-a80-tcon-lcd |
| |
| then: |
| properties: |
| resets: |
| minItems: 3 |
| |
| reset-names: |
| items: |
| - const: lcd |
| - const: edp |
| - const: lvds |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun9i-a80-tcon-tv |
| |
| then: |
| properties: |
| resets: |
| minItems: 2 |
| |
| reset-names: |
| items: |
| - const: lcd |
| - const: edp |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - allwinner,sun4i-a10-tcon |
| - allwinner,sun5i-a13-tcon |
| - allwinner,sun6i-a31-tcon |
| - allwinner,sun6i-a31s-tcon |
| - allwinner,sun7i-a20-tcon |
| - allwinner,sun8i-a23-tcon |
| - allwinner,sun8i-a33-tcon |
| |
| then: |
| required: |
| - dmas |
| |
| examples: |
| - | |
| #include <dt-bindings/dma/sun4i-a10.h> |
| |
| /* |
| * This comes from the clock/sun4i-a10-ccu.h and |
| * reset/sun4i-a10-ccu.h headers, but we can't include them since |
| * it would trigger a bunch of warnings for redefinitions of |
| * symbols with the other example. |
| */ |
| |
| #define CLK_AHB_LCD0 56 |
| #define CLK_TCON0_CH0 149 |
| #define CLK_TCON0_CH1 155 |
| #define RST_TCON0 11 |
| |
| lcd-controller@1c0c000 { |
| compatible = "allwinner,sun4i-a10-tcon"; |
| reg = <0x01c0c000 0x1000>; |
| interrupts = <44>; |
| resets = <&ccu RST_TCON0>; |
| reset-names = "lcd"; |
| clocks = <&ccu CLK_AHB_LCD0>, |
| <&ccu CLK_TCON0_CH0>, |
| <&ccu CLK_TCON0_CH1>; |
| clock-names = "ahb", |
| "tcon-ch0", |
| "tcon-ch1"; |
| clock-output-names = "tcon0-pixel-clock"; |
| #clock-cells = <0>; |
| dmas = <&dma SUN4I_DMA_DEDICATED 14>; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@0 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0>; |
| |
| endpoint@0 { |
| reg = <0>; |
| remote-endpoint = <&be0_out_tcon0>; |
| }; |
| |
| endpoint@1 { |
| reg = <1>; |
| remote-endpoint = <&be1_out_tcon0>; |
| }; |
| }; |
| |
| port@1 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <1>; |
| |
| endpoint@1 { |
| reg = <1>; |
| remote-endpoint = <&hdmi_in_tcon0>; |
| allwinner,tcon-channel = <1>; |
| }; |
| }; |
| }; |
| }; |
| |
| #undef CLK_AHB_LCD0 |
| #undef CLK_TCON0_CH0 |
| #undef CLK_TCON0_CH1 |
| #undef RST_TCON0 |
| |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| /* |
| * This comes from the clock/sun6i-a31-ccu.h and |
| * reset/sun6i-a31-ccu.h headers, but we can't include them since |
| * it would trigger a bunch of warnings for redefinitions of |
| * symbols with the other example. |
| */ |
| |
| #define CLK_PLL_MIPI 15 |
| #define CLK_AHB1_LCD0 47 |
| #define CLK_LCD0_CH0 127 |
| #define CLK_LCD0_CH1 129 |
| #define RST_AHB1_LCD0 27 |
| #define RST_AHB1_LVDS 41 |
| |
| lcd-controller@1c0c000 { |
| compatible = "allwinner,sun6i-a31-tcon"; |
| reg = <0x01c0c000 0x1000>; |
| interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; |
| dmas = <&dma 11>; |
| resets = <&ccu RST_AHB1_LCD0>, <&ccu RST_AHB1_LVDS>; |
| reset-names = "lcd", "lvds"; |
| clocks = <&ccu CLK_AHB1_LCD0>, |
| <&ccu CLK_LCD0_CH0>, |
| <&ccu CLK_LCD0_CH1>, |
| <&ccu CLK_PLL_MIPI>; |
| clock-names = "ahb", |
| "tcon-ch0", |
| "tcon-ch1", |
| "lvds-alt"; |
| clock-output-names = "tcon0-pixel-clock"; |
| #clock-cells = <0>; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@0 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0>; |
| |
| endpoint@0 { |
| reg = <0>; |
| remote-endpoint = <&drc0_out_tcon0>; |
| }; |
| |
| endpoint@1 { |
| reg = <1>; |
| remote-endpoint = <&drc1_out_tcon0>; |
| }; |
| }; |
| |
| port@1 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <1>; |
| |
| endpoint@1 { |
| reg = <1>; |
| remote-endpoint = <&hdmi_in_tcon0>; |
| allwinner,tcon-channel = <1>; |
| }; |
| }; |
| }; |
| }; |
| |
| #undef CLK_PLL_MIPI |
| #undef CLK_AHB1_LCD0 |
| #undef CLK_LCD0_CH0 |
| #undef CLK_LCD0_CH1 |
| #undef RST_AHB1_LCD0 |
| #undef RST_AHB1_LVDS |
| |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| /* |
| * This comes from the clock/sun9i-a80-ccu.h and |
| * reset/sun9i-a80-ccu.h headers, but we can't include them since |
| * it would trigger a bunch of warnings for redefinitions of |
| * symbols with the other example. |
| */ |
| |
| #define CLK_BUS_LCD0 102 |
| #define CLK_LCD0 58 |
| #define RST_BUS_LCD0 22 |
| #define RST_BUS_EDP 24 |
| #define RST_BUS_LVDS 25 |
| |
| lcd-controller@3c00000 { |
| compatible = "allwinner,sun9i-a80-tcon-lcd"; |
| reg = <0x03c00000 0x10000>; |
| interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; |
| clocks = <&ccu CLK_BUS_LCD0>, <&ccu CLK_LCD0>; |
| clock-names = "ahb", "tcon-ch0"; |
| resets = <&ccu RST_BUS_LCD0>, <&ccu RST_BUS_EDP>, <&ccu RST_BUS_LVDS>; |
| reset-names = "lcd", "edp", "lvds"; |
| clock-output-names = "tcon0-pixel-clock"; |
| #clock-cells = <0>; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@0 { |
| reg = <0>; |
| |
| endpoint { |
| remote-endpoint = <&drc0_out_tcon0>; |
| }; |
| }; |
| |
| port@1 { |
| reg = <1>; |
| }; |
| }; |
| }; |
| |
| #undef CLK_BUS_TCON0 |
| #undef CLK_TCON0 |
| #undef RST_BUS_TCON0 |
| #undef RST_BUS_EDP |
| #undef RST_BUS_LVDS |
| |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| /* |
| * This comes from the clock/sun8i-a83t-ccu.h and |
| * reset/sun8i-a83t-ccu.h headers, but we can't include them since |
| * it would trigger a bunch of warnings for redefinitions of |
| * symbols with the other example. |
| */ |
| |
| #define CLK_BUS_TCON0 36 |
| #define CLK_TCON0 85 |
| #define RST_BUS_TCON0 22 |
| #define RST_BUS_LVDS 31 |
| |
| lcd-controller@1c0c000 { |
| compatible = "allwinner,sun8i-a83t-tcon-lcd"; |
| reg = <0x01c0c000 0x1000>; |
| interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; |
| clocks = <&ccu CLK_BUS_TCON0>, <&ccu CLK_TCON0>; |
| clock-names = "ahb", "tcon-ch0"; |
| clock-output-names = "tcon-pixel-clock"; |
| #clock-cells = <0>; |
| resets = <&ccu RST_BUS_TCON0>, <&ccu RST_BUS_LVDS>; |
| reset-names = "lcd", "lvds"; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@0 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0>; |
| |
| endpoint@0 { |
| reg = <0>; |
| remote-endpoint = <&mixer0_out_tcon0>; |
| }; |
| |
| endpoint@1 { |
| reg = <1>; |
| remote-endpoint = <&mixer1_out_tcon0>; |
| }; |
| }; |
| |
| port@1 { |
| reg = <1>; |
| }; |
| }; |
| }; |
| |
| #undef CLK_BUS_TCON0 |
| #undef CLK_TCON0 |
| #undef RST_BUS_TCON0 |
| #undef RST_BUS_LVDS |
| |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| /* |
| * This comes from the clock/sun8i-r40-ccu.h and |
| * reset/sun8i-r40-ccu.h headers, but we can't include them since |
| * it would trigger a bunch of warnings for redefinitions of |
| * symbols with the other example. |
| */ |
| |
| #define CLK_BUS_TCON_TV0 73 |
| #define RST_BUS_TCON_TV0 49 |
| |
| tcon_tv0: lcd-controller@1c73000 { |
| compatible = "allwinner,sun8i-r40-tcon-tv"; |
| reg = <0x01c73000 0x1000>; |
| interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>; |
| clocks = <&ccu CLK_BUS_TCON_TV0>, <&tcon_top 0>; |
| clock-names = "ahb", "tcon-ch1"; |
| resets = <&ccu RST_BUS_TCON_TV0>; |
| reset-names = "lcd"; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| port@0 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0>; |
| |
| endpoint@0 { |
| reg = <0>; |
| remote-endpoint = <&tcon_top_mixer0_out_tcon_tv0>; |
| }; |
| |
| endpoint@1 { |
| reg = <1>; |
| remote-endpoint = <&tcon_top_mixer1_out_tcon_tv0>; |
| }; |
| }; |
| |
| tcon_tv0_out: port@1 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <1>; |
| |
| endpoint@1 { |
| reg = <1>; |
| remote-endpoint = <&tcon_top_hdmi_in_tcon_tv0>; |
| }; |
| }; |
| }; |
| }; |
| |
| #undef CLK_BUS_TCON_TV0 |
| #undef RST_BUS_TCON_TV0 |
| |
| ... |
