blob: 75546f250ad7d99d30f72f6cf9050263c80ad309 [file] [log] [blame]
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/tegra/nvidia,tegra20-dsi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NVIDIA Tegra Display Serial Interface
maintainers:
- Thierry Reding <thierry.reding@gmail.com>
- Jon Hunter <jonathanh@nvidia.com>
properties:
compatible:
oneOf:
- enum:
- nvidia,tegra20-dsi
- nvidia,tegra30-dsi
- nvidia,tegra114-dsi
- nvidia,tegra124-dsi
- nvidia,tegra210-dsi
- nvidia,tegra186-dsi
- items:
- const: nvidia,tegra132-dsi
- const: nvidia,tegra124-dsi
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
minItems: 2
maxItems: 3
clock-names:
minItems: 2
maxItems: 3
resets:
items:
- description: module reset
reset-names:
items:
- const: dsi
operating-points-v2:
$ref: "/schemas/types.yaml#/definitions/phandle"
power-domains:
maxItems: 1
avdd-dsi-csi-supply:
description: phandle of a supply that powers the DSI controller
nvidia,mipi-calibrate:
description: Should contain a phandle and a specifier specifying
which pads are used by this DSI output and need to be
calibrated. See nvidia,tegra114-mipi.yaml for details.
$ref: "/schemas/types.yaml#/definitions/phandle-array"
nvidia,ddc-i2c-bus:
description: phandle of an I2C controller used for DDC EDID
probing
$ref: "/schemas/types.yaml#/definitions/phandle"
nvidia,hpd-gpio:
description: specifies a GPIO used for hotplug detection
maxItems: 1
nvidia,edid:
description: supplies a binary EDID blob
$ref: "/schemas/types.yaml#/definitions/uint8-array"
nvidia,panel:
description: phandle of a display panel
$ref: "/schemas/types.yaml#/definitions/phandle"
nvidia,ganged-mode:
description: contains a phandle to a second DSI controller to
gang up with in order to support up to 8 data lanes
$ref: "/schemas/types.yaml#/definitions/phandle"
allOf:
- $ref: "../dsi-controller.yaml#"
- if:
properties:
compatible:
contains:
enum:
- nvidia,tegra20-dsi
- nvidia,tegra30-dsi
then:
properties:
clocks:
items:
- description: DSI module clock
- description: input for the pixel clock
clock-names:
items:
- const: dsi
- const: parent
else:
properties:
clocks:
items:
- description: DSI module clock
- description: low-power module clock
- description: input for the pixel clock
clock-names:
items:
- const: dsi
- const: lp
- const: parent
- if:
properties:
compatible:
contains:
const: nvidia,tegra186-dsi
then:
required:
- interrupts
unevaluatedProperties: false
required:
- compatible
- reg
- clocks
- clock-names
- resets
- reset-names
examples:
- |
#include <dt-bindings/clock/tegra186-clock.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/tegra186-powergate.h>
#include <dt-bindings/reset/tegra186-reset.h>
dsi@15300000 {
compatible = "nvidia,tegra186-dsi";
reg = <0x15300000 0x10000>;
interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&bpmp TEGRA186_CLK_DSI>,
<&bpmp TEGRA186_CLK_DSIA_LP>,
<&bpmp TEGRA186_CLK_PLLD>;
clock-names = "dsi", "lp", "parent";
resets = <&bpmp TEGRA186_RESET_DSI>;
reset-names = "dsi";
power-domains = <&bpmp TEGRA186_POWER_DOMAIN_DISP>;
};