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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/display/imx/fsl,imx-lcdc.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Freescale i.MX LCD Controller, found on i.MX1, i.MX21, i.MX25 and i.MX278 9maintainers:10 - Sascha Hauer <s.hauer@pengutronix.de>11 - Pengutronix Kernel Team <kernel@pengutronix.de>12 13properties:14 compatible:15 oneOf:16 - enum:17 - fsl,imx1-fb18 - fsl,imx21-fb19 - items:20 - enum:21 - fsl,imx25-fb22 - fsl,imx27-fb23 - const: fsl,imx21-fb24 - items:25 - const: fsl,imx25-lcdc26 - const: fsl,imx21-lcdc27 28 clocks:29 maxItems: 330 31 clock-names:32 items:33 - const: ipg34 - const: ahb35 - const: per36 37 port:38 $ref: /schemas/graph.yaml#/properties/port39 40 display:41 $ref: /schemas/types.yaml#/definitions/phandle42 43 interrupts:44 maxItems: 145 46 reg:47 maxItems: 148 49 lcd-supply:50 description:51 Regulator for LCD supply voltage.52 53 fsl,dmacr:54 $ref: /schemas/types.yaml#/definitions/uint3255 description:56 Override value for DMA Control Register57 58 fsl,lpccr:59 $ref: /schemas/types.yaml#/definitions/uint3260 description:61 Contrast Control Register value.62 63 fsl,lscr1:64 $ref: /schemas/types.yaml#/definitions/uint3265 description:66 LCDC Sharp Configuration Register value.67 68allOf:69 - if:70 properties:71 compatible:72 contains:73 enum:74 - fsl,imx1-lcdc75 - fsl,imx21-lcdc76 then:77 properties:78 display: false79 fsl,dmacr: false80 fsl,lpccr: false81 fsl,lscr1: false82 83 required:84 - port85 86 else:87 properties:88 port: false89 90 required:91 - display92 93required:94 - compatible95 - clocks96 - clock-names97 - interrupts98 - reg99 100additionalProperties: false101 102examples:103 - |104 lcdc@53fbc000 {105 compatible = "fsl,imx25-lcdc", "fsl,imx21-lcdc";106 reg = <0x53fbc000 0x4000>;107 interrupts = <39>;108 clocks = <&clks 103>, <&clks 66>, <&clks 49>;109 clock-names = "ipg", "ahb", "per";110 111 port {112 parallel_out: endpoint {113 remote-endpoint = <&panel_in>;114 };115 };116 };117 - |118 imxfb: fb@10021000 {119 compatible = "fsl,imx21-fb";120 interrupts = <61>;121 reg = <0x10021000 0x1000>;122 display = <&display0>;123 clocks = <&clks 103>, <&clks 49>, <&clks 66>;124 clock-names = "ipg", "ahb", "per";125 };126 127 display0: display0 {128 model = "Primeview-PD050VL1";129 bits-per-pixel = <16>;130 fsl,pcr = <0xf0c88080>; /* non-standard but required */131 132 display-timings {133 native-mode = <&timing_disp0>;134 timing_disp0: timing0 {135 hactive = <640>;136 vactive = <480>;137 hback-porch = <112>;138 hfront-porch = <36>;139 hsync-len = <32>;140 vback-porch = <33>;141 vfront-porch = <33>;142 vsync-len = <2>;143 clock-frequency = <25000000>;144 };145 };146 };147