linux-zen-desktop/Documentation/devicetree/bindings/display/imx/fsl,imx-lcdc.yaml

147 lines
3.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/imx/fsl,imx-lcdc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Freescale i.MX LCD Controller, found on i.MX1, i.MX21, i.MX25 and i.MX27
maintainers:
- Sascha Hauer <s.hauer@pengutronix.de>
- Pengutronix Kernel Team <kernel@pengutronix.de>
properties:
compatible:
oneOf:
- enum:
- fsl,imx1-fb
- fsl,imx21-fb
- items:
- enum:
- fsl,imx25-fb
- fsl,imx27-fb
- const: fsl,imx21-fb
- items:
- const: fsl,imx25-lcdc
- const: fsl,imx21-lcdc
clocks:
maxItems: 3
clock-names:
items:
- const: ipg
- const: ahb
- const: per
port:
$ref: /schemas/graph.yaml#/properties/port
display:
$ref: /schemas/types.yaml#/definitions/phandle
interrupts:
maxItems: 1
reg:
maxItems: 1
lcd-supply:
description:
Regulator for LCD supply voltage.
fsl,dmacr:
$ref: /schemas/types.yaml#/definitions/uint32
description:
Override value for DMA Control Register
fsl,lpccr:
$ref: /schemas/types.yaml#/definitions/uint32
description:
Contrast Control Register value.
fsl,lscr1:
$ref: /schemas/types.yaml#/definitions/uint32
description:
LCDC Sharp Configuration Register value.
allOf:
- if:
properties:
compatible:
contains:
enum:
- fsl,imx1-lcdc
- fsl,imx21-lcdc
then:
properties:
display: false
fsl,dmacr: false
fsl,lpccr: false
fsl,lscr1: false
required:
- port
else:
properties:
port: false
required:
- display
required:
- compatible
- clocks
- clock-names
- interrupts
- reg
additionalProperties: false
examples:
- |
lcdc@53fbc000 {
compatible = "fsl,imx25-lcdc", "fsl,imx21-lcdc";
reg = <0x53fbc000 0x4000>;
interrupts = <39>;
clocks = <&clks 103>, <&clks 66>, <&clks 49>;
clock-names = "ipg", "ahb", "per";
port {
parallel_out: endpoint {
remote-endpoint = <&panel_in>;
};
};
};
- |
imxfb: fb@10021000 {
compatible = "fsl,imx21-fb";
interrupts = <61>;
reg = <0x10021000 0x1000>;
display = <&display0>;
clocks = <&clks 103>, <&clks 49>, <&clks 66>;
clock-names = "ipg", "ahb", "per";
};
display0: display0 {
model = "Primeview-PD050VL1";
bits-per-pixel = <16>;
fsl,pcr = <0xf0c88080>; /* non-standard but required */
display-timings {
native-mode = <&timing_disp0>;
timing_disp0: timing0 {
hactive = <640>;
vactive = <480>;
hback-porch = <112>;
hfront-porch = <36>;
hsync-len = <32>;
vback-porch = <33>;
vfront-porch = <33>;
vsync-len = <2>;
clock-frequency = <25000000>;
};
};
};