tjh.dev
Linux kernel mirror (for testing)
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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/tegra/nvidia,tegra114-mipi.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NVIDIA Tegra MIPI pad calibration controller
8
9maintainers:
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12
13properties:
14 $nodename:
15 pattern: "^mipi@[0-9a-f]+$"
16
17 compatible:
18 enum:
19 - nvidia,tegra114-mipi
20 - nvidia,tegra124-mipi
21 - nvidia,tegra210-mipi
22 - nvidia,tegra186-mipi
23
24 reg:
25 maxItems: 1
26
27 clocks:
28 items:
29 - description: module clock
30
31 clock-names:
32 items:
33 - const: mipi-cal
34
35 power-domains:
36 maxItems: 1
37
38 "#nvidia,mipi-calibrate-cells":
39 description: The number of cells in a MIPI calibration specifier.
40 Should be 1. The single cell specifies a bitmask of the pads that
41 need to be calibrated for a given device.
42 $ref: /schemas/types.yaml#/definitions/uint32
43 const: 1
44
45additionalProperties: false
46
47required:
48 - compatible
49 - reg
50 - clocks
51 - "#nvidia,mipi-calibrate-cells"
52
53examples:
54 - |
55 #include <dt-bindings/clock/tegra114-car.h>
56
57 mipi@700e3000 {
58 compatible = "nvidia,tegra114-mipi";
59 reg = <0x700e3000 0x100>;
60 clocks = <&tegra_car TEGRA114_CLK_MIPI_CAL>;
61 clock-names = "mipi-cal";
62 #nvidia,mipi-calibrate-cells = <1>;
63 };
64
65 dsia: dsi@54300000 {
66 compatible = "nvidia,tegra114-dsi";
67 reg = <0x54300000 0x00040000>;
68 clocks = <&tegra_car TEGRA114_CLK_DSIA>,
69 <&tegra_car TEGRA114_CLK_DSIALP>,
70 <&tegra_car TEGRA114_CLK_PLL_D_OUT0>;
71 clock-names = "dsi", "lp", "parent";
72 resets = <&tegra_car 48>;
73 reset-names = "dsi";
74 nvidia,mipi-calibrate = <&mipi 0x060>; /* DSIA & DSIB pads */
75 };