tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/milbeaut-clock.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Milbeaut SoCs Clock Controller Binding
8
9maintainers:
10 - Taichi Sugaya <sugaya.taichi@socionext.com>
11
12description: |
13 Milbeaut SoCs Clock controller is an integrated clock controller, which
14 generates and supplies to all modules.
15
16 This binding uses common clock bindings
17 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
18
19properties:
20 compatible:
21 oneOf:
22 - items:
23 - enum:
24 - socionext,milbeaut-m10v-ccu
25 clocks:
26 maxItems: 1
27 description: external clock
28
29 '#clock-cells':
30 const: 1
31
32required:
33 - compatible
34 - reg
35 - clocks
36 - '#clock-cells'
37
38examples:
39 # Clock controller node:
40 - |
41 m10v-clk-ctrl@1d021000 {
42 compatible = "socionext,milbeaut-m10v-clk-ccu";
43 reg = <0x1d021000 0x4000>;
44 #clock-cells = <1>;
45 clocks = <&clki40mhz>;
46 };
47
48 # Required an external clock for Clock controller node:
49 - |
50 clocks {
51 clki40mhz: clki40mhz {
52 compatible = "fixed-clock";
53 #clock-cells = <0>;
54 clock-frequency = <40000000>;
55 };
56 /* other clocks */
57 };
58
59 # The clock consumer shall specify the desired clock-output of the clock
60 # controller as below by specifying output-id in its "clk" phandle cell.
61 # 2: uart
62 # 4: 32-bit timer
63 # 7: UHS-I/II
64 - |
65 serial@1e700010 {
66 compatible = "socionext,milbeaut-usio-uart";
67 reg = <0x1e700010 0x10>;
68 interrupts = <0 141 0x4>, <0 149 0x4>;
69 interrupt-names = "rx", "tx";
70 clocks = <&clk 2>;
71 };
72
73...