| # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/display/ste,mcde.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: ST-Ericsson Multi Channel Display Engine MCDE |
| |
| maintainers: |
| - Linus Walleij <linus.walleij@linaro.org> |
| |
| properties: |
| compatible: |
| const: ste,mcde |
| |
| reg: |
| maxItems: 1 |
| |
| interrupts: |
| maxItems: 1 |
| |
| clocks: |
| description: an array of the MCDE clocks |
| items: |
| - description: MCDECLK (main MCDE clock) |
| - description: LCDCLK (LCD clock) |
| - description: PLLDSI (HDMI clock) |
| |
| clock-names: |
| items: |
| - const: mcde |
| - const: lcd |
| - const: hdmi |
| |
| resets: |
| maxItems: 1 |
| |
| epod-supply: |
| description: a phandle to the EPOD regulator |
| |
| vana-supply: |
| description: a phandle to the analog voltage regulator |
| |
| port: |
| $ref: /schemas/graph.yaml#/properties/port |
| description: |
| A DPI port node |
| |
| "#address-cells": |
| const: 1 |
| |
| "#size-cells": |
| const: 1 |
| |
| ranges: true |
| |
| patternProperties: |
| "^dsi@[0-9a-f]+$": |
| description: subnodes for the three DSI host adapters |
| type: object |
| $ref: dsi-controller.yaml# |
| |
| properties: |
| compatible: |
| const: ste,mcde-dsi |
| |
| reg: |
| maxItems: 1 |
| |
| vana-supply: |
| description: a phandle to the analog voltage regulator |
| |
| clocks: |
| description: phandles to the high speed and low power (energy save) clocks |
| the high speed clock is not present on the third (dsi2) block, so it |
| should only have the "lp" clock |
| minItems: 1 |
| maxItems: 2 |
| |
| clock-names: |
| oneOf: |
| - items: |
| - const: hs |
| - const: lp |
| - items: |
| - const: lp |
| |
| required: |
| - compatible |
| - reg |
| - vana-supply |
| - clocks |
| - clock-names |
| |
| unevaluatedProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - clocks |
| - clock-names |
| - epod-supply |
| - vana-supply |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/irq.h> |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| #include <dt-bindings/mfd/dbx500-prcmu.h> |
| #include <dt-bindings/gpio/gpio.h> |
| |
| mcde@a0350000 { |
| compatible = "ste,mcde"; |
| reg = <0xa0350000 0x1000>; |
| interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; |
| epod-supply = <&db8500_b2r2_mcde_reg>; |
| vana-supply = <&ab8500_ldo_ana_reg>; |
| clocks = <&prcmu_clk PRCMU_MCDECLK>, |
| <&prcmu_clk PRCMU_LCDCLK>, |
| <&prcmu_clk PRCMU_PLLDSI>; |
| clock-names = "mcde", "lcd", "hdmi"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| ranges; |
| |
| dsi0: dsi@a0351000 { |
| compatible = "ste,mcde-dsi"; |
| reg = <0xa0351000 0x1000>; |
| vana-supply = <&ab8500_ldo_ana_reg>; |
| clocks = <&prcmu_clk PRCMU_DSI0CLK>, <&prcmu_clk PRCMU_DSI0ESCCLK>; |
| clock-names = "hs", "lp"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| panel@0 { |
| compatible = "samsung,s6d16d0"; |
| reg = <0>; |
| vdd1-supply = <&ab8500_ldo_aux1_reg>; |
| reset-gpios = <&gpio2 1 GPIO_ACTIVE_LOW>; |
| }; |
| }; |
| |
| dsi1: dsi@a0352000 { |
| compatible = "ste,mcde-dsi"; |
| reg = <0xa0352000 0x1000>; |
| vana-supply = <&ab8500_ldo_ana_reg>; |
| clocks = <&prcmu_clk PRCMU_DSI1CLK>, <&prcmu_clk PRCMU_DSI1ESCCLK>; |
| clock-names = "hs", "lp"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| }; |
| |
| dsi2: dsi@a0353000 { |
| compatible = "ste,mcde-dsi"; |
| reg = <0xa0353000 0x1000>; |
| vana-supply = <&ab8500_ldo_ana_reg>; |
| /* This DSI port only has the Low Power / Energy Save clock */ |
| clocks = <&prcmu_clk PRCMU_DSI2ESCCLK>; |
| clock-names = "lp"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| }; |
| }; |
| |
| ... |
