xref: /freebsd/sys/contrib/device-tree/Bindings/soc/fsl/fsl,imx23-digctl.yaml (revision 833e5d42ab135b0238e61c5b3c19b8619677cbfa)
1*833e5d42SEmmanuel Vadot# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*833e5d42SEmmanuel Vadot%YAML 1.2
3*833e5d42SEmmanuel Vadot---
4*833e5d42SEmmanuel Vadot$id: http://devicetree.org/schemas/soc/fsl/fsl,imx23-digctl.yaml#
5*833e5d42SEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml#
6*833e5d42SEmmanuel Vadot
7*833e5d42SEmmanuel Vadottitle: Freescale mxs digctrl for i.MX23/i.MX28
8*833e5d42SEmmanuel Vadot
9*833e5d42SEmmanuel Vadotdescription: |
10*833e5d42SEmmanuel Vadot  The digital control block provides overall control of various items within
11*833e5d42SEmmanuel Vadot  the top digital block of the chip, including:
12*833e5d42SEmmanuel Vadot    - Default first-level page table (DFLPT) controls
13*833e5d42SEmmanuel Vadot    - HCLK performance counter
14*833e5d42SEmmanuel Vadot    - Free-running microseconds counter
15*833e5d42SEmmanuel Vadot    - Entropy control
16*833e5d42SEmmanuel Vadot    - BIST controls for ARM Core and On-Chip RAM
17*833e5d42SEmmanuel Vadot    - Chip Revision register
18*833e5d42SEmmanuel Vadot    - USB loop back congtrol
19*833e5d42SEmmanuel Vadot    - Other miscellaneous controls
20*833e5d42SEmmanuel Vadot
21*833e5d42SEmmanuel Vadotmaintainers:
22*833e5d42SEmmanuel Vadot  - Frank Li <Frank.Li@nxp.com>
23*833e5d42SEmmanuel Vadot
24*833e5d42SEmmanuel Vadotproperties:
25*833e5d42SEmmanuel Vadot  compatible:
26*833e5d42SEmmanuel Vadot    oneOf:
27*833e5d42SEmmanuel Vadot      - items:
28*833e5d42SEmmanuel Vadot          - enum:
29*833e5d42SEmmanuel Vadot              - fsl,imx28-digctl
30*833e5d42SEmmanuel Vadot          - const: fsl,imx23-digctl
31*833e5d42SEmmanuel Vadot      - const: fsl,imx23-digctl
32*833e5d42SEmmanuel Vadot
33*833e5d42SEmmanuel Vadot  reg:
34*833e5d42SEmmanuel Vadot    maxItems: 1
35*833e5d42SEmmanuel Vadot
36*833e5d42SEmmanuel Vadot  interrupts:
37*833e5d42SEmmanuel Vadot    maxItems: 1
38*833e5d42SEmmanuel Vadot
39*833e5d42SEmmanuel Vadotrequired:
40*833e5d42SEmmanuel Vadot  - compatible
41*833e5d42SEmmanuel Vadot  - reg
42*833e5d42SEmmanuel Vadot  - interrupts
43*833e5d42SEmmanuel Vadot
44*833e5d42SEmmanuel VadotadditionalProperties: false
45*833e5d42SEmmanuel Vadot
46*833e5d42SEmmanuel Vadotexamples:
47*833e5d42SEmmanuel Vadot  - |
48*833e5d42SEmmanuel Vadot    digctl@8001c000 {
49*833e5d42SEmmanuel Vadot        compatible = "fsl,imx28-digctl", "fsl,imx23-digctl";
50*833e5d42SEmmanuel Vadot        reg = <0x8001c000 0x2000>;
51*833e5d42SEmmanuel Vadot        interrupts = <89>;
52*833e5d42SEmmanuel Vadot    };
53*833e5d42SEmmanuel Vadot
54