1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/clock/imx31-clock.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Freescale i.MX31 Clock Controller
8
9 maintainers:
10 - Fabio Estevam <festevam@gmail.com>
11
12 description: |
13 The clock consumer should specify the desired clock by having the clock
14 ID in its "clocks" phandle cell. The following is a full list of i.MX31
15 clocks and IDs.
16
17 Clock ID
18 -----------------------
19 dummy 0
20 ckih 1
21 ckil 2
22 mpll 3
23 spll 4
24 upll 5
25 mcu_main 6
26 hsp 7
27 ahb 8
28 nfc 9
29 ipg 10
30 per_div 11
31 per 12
32 csi_sel 13
33 fir_sel 14
34 csi_div 15
35 usb_div_pre 16
36 usb_div_post 17
37 fir_div_pre 18
38 fir_div_post 19
39 sdhc1_gate 20
40 sdhc2_gate 21
41 gpt_gate 22
42 epit1_gate 23
43 epit2_gate 24
44 iim_gate 25
45 ata_gate 26
46 sdma_gate 27
47 cspi3_gate 28
48 rng_gate 29
49 uart1_gate 30
50 uart2_gate 31
51 ssi1_gate 32
52 i2c1_gate 33
53 i2c2_gate 34
54 i2c3_gate 35
55 hantro_gate 36
56 mstick1_gate 37
57 mstick2_gate 38
58 csi_gate 39
59 rtc_gate 40
60 wdog_gate 41
61 pwm_gate 42
62 sim_gate 43
63 ect_gate 44
64 usb_gate 45
65 kpp_gate 46
66 ipu_gate 47
67 uart3_gate 48
68 uart4_gate 49
69 uart5_gate 50
70 owire_gate 51
71 ssi2_gate 52
72 cspi1_gate 53
73 cspi2_gate 54
74 gacc_gate 55
75 emi_gate 56
76 rtic_gate 57
77 firi_gate 58
78
79 properties:
80 compatible:
81 const: fsl,imx31-ccm
82
83 reg:
84 maxItems: 1
85
86 interrupts:
87 description: CCM provides 2 interrupt requests, request 1 is to generate
88 interrupt for DVFS when a frequency change is requested, request 2 is
89 to generate interrupt for DPTC when a voltage change is requested.
90 items:
91 - description: CCM DVFS interrupt request 1
92 - description: CCM DPTC interrupt request 2
93
94 '#clock-cells':
95 const: 1
96
97 required:
98 - compatible
99 - reg
100 - interrupts
101 - '#clock-cells'
102
103 additionalProperties: false
104
105 examples:
106 - |
107 clock-controller@53f80000 {
108 compatible = "fsl,imx31-ccm";
109 reg = <0x53f80000 0x4000>;
110 interrupts = <31>, <53>;
111 #clock-cells = <1>;
112 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.